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| 1 | {"name":"it-gimp-help-html","origin":"misc/gimp-help-it","version":"2.8.1_2","comment":"The·GIMP·User·Manual·in·Italian","maintainer":"liangtai.s16@gmail.com","www":"http://docs.gimp.org","abi":"FreeBSD:11:amd64","arch":"freebsd:11:x86:64","prefix":"/usr/local","flatsize":4301329 | 1 | {"name":"it-gimp-help-html","origin":"misc/gimp-help-it","version":"2.8.1_2","comment":"The·GIMP·User·Manual·in·Italian","maintainer":"liangtai.s16@gmail.com","www":"http://docs.gimp.org","abi":"FreeBSD:11:amd64","arch":"freebsd:11:x86:64","prefix":"/usr/local","flatsize":43013294,"licenselogic":"single","licenses":["GFDL"],"desc":"GIMP-Help·is·a·help·system·designed·for·use·with·the·internal\nGIMP·help·browser,·external·web·browser·and·HTML·renderers,·and\nhuman·eyeballs.·Docbook·is·used·to·create·a·highly·customizable\nsystem·for·all·needs.\n\nWWW:·http://docs.gimp.org","deps":{"libxml2":{"origin":"textproc/libxml2","version":"2.9.3"},"python27":{"origin":"lang/python27","version":"2.7.11_2"},"python2":{"origin":"lang/python2","version":"2_3"}},"categories":["misc","graphics"]} |
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| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h2·class="title"·style="clear:·both"><a·id="filters-enhance"></a>3. Filtri·di·miglioramento</h2> | 39 | ············<h2·class="title"·style="clear:·both"><a·id="filters-enhance"></a>3. Filtri·di·miglioramento</h2> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<div·class="figure"> | 43 | ······<div·class="figure"> |
| 44 | ········<a·id="idp | 44 | ········<a·id="idp90093880"></a> |
| 45 | ········<p·class="title"> | 45 | ········<p·class="title"> |
| 46 | ··········<strong>Figura 17.20. Il·menu·dei·filtri·di·miglioramento</strong> | 46 | ··········<strong>Figura 17.20. Il·menu·dei·filtri·di·miglioramento</strong> |
| 47 | ········</p> | 47 | ········</p> |
| 48 | ········<div·class="figure-contents"> | 48 | ········<div·class="figure-contents"> |
| 49 | ··········<div·class="mediaobject"> | 49 | ··········<div·class="mediaobject"> |
| 50 | ············<img·src="images/menus/filters/enhance.png"·alt="Il·menu·dei·filtri·di·miglioramento"·/> | 50 | ············<img·src="images/menus/filters/enhance.png"·alt="Il·menu·dei·filtri·di·miglioramento"·/> |
| 51 | ··········</div> | 51 | ··········</div> |
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| 56 | ········<div·class="titlepage"> | 56 | ········<div·class="titlepage"> |
| 57 | ··········<div> | 57 | ··········<div> |
| 58 | ············<div> | 58 | ············<div> |
| 59 | ··············<h3·class="title"><a·id="filters-enhance-introduction"></a>3.1. Introduzione</h3> | 59 | ··············<h3·class="title"><a·id="filters-enhance-introduction"></a>3.1. Introduzione</h3> |
| 60 | ············</div> | 60 | ············</div> |
| 61 | ··········</div> | 61 | ··········</div> |
| 62 | ········</div> | 62 | ········</div> |
| 63 | ········<a·id="idp | 63 | ········<a·id="idp90089528"·class="indexterm"></a> |
| 64 | ········<p>I·filtri·di·miglioramento·sono·utilizzati·per·eliminare·imperfezioni·dalle·immagini.·Tali·imperfezioni·sono·ad·esempio·particelle·di·polvere,·rumore,·interlacciamento·di·quadro·(generalmente·presente·in·immagini·provenienti·da·dispositivi·di·cattura·televisivi)·e·mancanza·di·contrasto.</p> | 64 | ········<p>I·filtri·di·miglioramento·sono·utilizzati·per·eliminare·imperfezioni·dalle·immagini.·Tali·imperfezioni·sono·ad·esempio·particelle·di·polvere,·rumore,·interlacciamento·di·quadro·(generalmente·presente·in·immagini·provenienti·da·dispositivi·di·cattura·televisivi)·e·mancanza·di·contrasto.</p> |
| 65 | ······</div> | 65 | ······</div> |
| 66 | ····</div> | 66 | ····</div> |
| 67 | ····<div·class="navfooter"> | 67 | ····<div·class="navfooter"> |
| 68 | ······<hr·/> | 68 | ······<hr·/> |
| 69 | ······<table·width="100%"·summary="Navigation·footer"> | 69 | ······<table·width="100%"·summary="Navigation·footer"> |
| 70 | ········<tr> | 70 | ········<tr> |
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| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="gimp-selection-feather"></a>4.9. Sfumata</h3> | 39 | ············<h3·class="title"><a·id="gimp-selection-feather"></a>4.9. Sfumata</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp73 | 43 | ······<a·id="idp73945016"·class="indexterm"></a> |
| 44 | ······<p>Il·comando·<span·class="guimenuitem">Sfumata</span>·sfuma·i·bordi·della·selezione.·Esso·crea·una·transizione·morbida·tra·la·selezione·e·le·immagini·confinanti.·Normalmente·si·sfuma·una·selezione·usando·l'opzione·<span·class="quote">«<span·class="quote">Margini·sfumati</span>»</span>·degli·strumenti·di·selezione,·ma·si·potrebbe·volerli·sfumare·nuovamente·con·questo·comando.</p> | 44 | ······<p>Il·comando·<span·class="guimenuitem">Sfumata</span>·sfuma·i·bordi·della·selezione.·Esso·crea·una·transizione·morbida·tra·la·selezione·e·le·immagini·confinanti.·Normalmente·si·sfuma·una·selezione·usando·l'opzione·<span·class="quote">«<span·class="quote">Margini·sfumati</span>»</span>·degli·strumenti·di·selezione,·ma·si·potrebbe·volerli·sfumare·nuovamente·con·questo·comando.</p> |
| 45 | ······<div·class="sect3"·title="4.9.1. Attivazione·del·comando"> | 45 | ······<div·class="sect3"·title="4.9.1. Attivazione·del·comando"> |
| 46 | ········<div·class="titlepage"> | 46 | ········<div·class="titlepage"> |
| 47 | ··········<div> | 47 | ··········<div> |
| 48 | ············<div> | 48 | ············<div> |
| 49 | ··············<h4·class="title"><a·id="idp73 | 49 | ··············<h4·class="title"><a·id="idp73947576"></a>4.9.1. Attivazione·del·comando</h4> |
| 50 | ············</div> | 50 | ············</div> |
| 51 | ··········</div> | 51 | ··········</div> |
| 52 | ········</div> | 52 | ········</div> |
| 53 | ········<div·class="itemizedlist"> | 53 | ········<div·class="itemizedlist"> |
| 54 | ··········<ul·class="itemizedlist"·type="disc"> | 54 | ··········<ul·class="itemizedlist"·type="disc"> |
| 55 | ············<li·class="listitem"> | 55 | ············<li·class="listitem"> |
| 56 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Seleziona</span>·→·<span·class="guimenuitem">Sfumata</span>.</p> | 56 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Seleziona</span>·→·<span·class="guimenuitem">Sfumata</span>.</p> |
| Offset 58, 20 lines modified | Offset 58, 20 lines modified | ||
| 58 | ··········</ul> | 58 | ··········</ul> |
| 59 | ········</div> | 59 | ········</div> |
| 60 | ······</div> | 60 | ······</div> |
| 61 | ······<div·class="sect3"·title="4.9.2. Descrizione·della·finestra·di·dialogo·«Selezione·sfumata»"> | 61 | ······<div·class="sect3"·title="4.9.2. Descrizione·della·finestra·di·dialogo·«Selezione·sfumata»"> |
| 62 | ········<div·class="titlepage"> | 62 | ········<div·class="titlepage"> |
| 63 | ··········<div> | 63 | ··········<div> |
| 64 | ············<div> | 64 | ············<div> |
| 65 | ··············<h4·class="title"><a·id="idp73 | 65 | ··············<h4·class="title"><a·id="idp73987512"></a>4.9.2. Descrizione·della·finestra·di·dialogo·<span·class="quote">«<span·class="quote">Selezione·sfumata</span>»</span></h4> |
| 66 | ············</div> | 66 | ············</div> |
| 67 | ··········</div> | 67 | ··········</div> |
| 68 | ········</div> | 68 | ········</div> |
| 69 | ········<div·class="figure"> | 69 | ········<div·class="figure"> |
| 70 | ··········<a·id="idp73 | 70 | ··········<a·id="idp73988408"></a> |
| 71 | ··········<p·class="title"> | 71 | ··········<p·class="title"> |
| 72 | ············<strong>Figura 16.30. La·finestra·di·dialogo·<span·class="quote">«<span·class="quote">Selezione·sfumata</span>»</span></strong> | 72 | ············<strong>Figura 16.30. La·finestra·di·dialogo·<span·class="quote">«<span·class="quote">Selezione·sfumata</span>»</span></strong> |
| 73 | ··········</p> | 73 | ··········</p> |
| 74 | ··········<div·class="figure-contents"> | 74 | ··········<div·class="figure-contents"> |
| 75 | ············<div·class="mediaobject"> | 75 | ············<div·class="mediaobject"> |
| 76 | ··············<img·src="images/menus/select/feather.png"·alt="La·finestra·di·dialogo·Selezione·sfumata"·/> | 76 | ··············<img·src="images/menus/select/feather.png"·alt="La·finestra·di·dialogo·Selezione·sfumata"·/> |
| 77 | ············</div> | 77 | ············</div> |
| Offset 36, 26 lines modified | Offset 36, 26 lines modified | ||
| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="script-fu-lava"></a>13.19. Lava</h3> | 39 | ············<h3·class="title"><a·id="script-fu-lava"></a>13.19. Lava</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp | 43 | ······<a·id="idp90670264"·class="indexterm"></a> |
| 44 | ······<a·id="idp | 44 | ······<a·id="idp90794808"·class="indexterm"></a> |
| 45 | ······<div·class="sect3"·title="13.19.1. Panoramica"> | 45 | ······<div·class="sect3"·title="13.19.1. Panoramica"> |
| 46 | ········<div·class="titlepage"> | 46 | ········<div·class="titlepage"> |
| 47 | ··········<div> | 47 | ··········<div> |
| 48 | ············<div> | 48 | ············<div> |
| 49 | ··············<h4·class="title"><a·id="idp | 49 | ··············<h4·class="title"><a·id="idp90795448"></a>13.19.1. Panoramica</h4> |
| 50 | ············</div> | 50 | ············</div> |
| 51 | ··········</div> | 51 | ··········</div> |
| 52 | ········</div> | 52 | ········</div> |
| 53 | ········<div·class="figure"> | 53 | ········<div·class="figure"> |
| 54 | ··········<a·id="idp | 54 | ··········<a·id="idp90796088"></a> |
| 55 | ··········<p·class="title"> | 55 | ··········<p·class="title"> |
| 56 | ············<strong>Figura 17.332. Esempio·del·filtro·<span·class="quote">«<span·class="quote">Lava</span>»</span></strong> | 56 | ············<strong>Figura 17.332. Esempio·del·filtro·<span·class="quote">«<span·class="quote">Lava</span>»</span></strong> |
| 57 | ··········</p> | 57 | ··········</p> |
| 58 | ··········<div·class="figure-contents"> | 58 | ··········<div·class="figure-contents"> |
| 59 | ············<div·class="mediaobject"> | 59 | ············<div·class="mediaobject"> |
| 60 | ··············<img·src="images/filters/examples/taj_orig.jpg"·alt="Esempio·del·filtro·Lava"·/> | 60 | ··············<img·src="images/filters/examples/taj_orig.jpg"·alt="Esempio·del·filtro·Lava"·/> |
| 61 | ··············<div·class="caption"> | 61 | ··············<div·class="caption"> |
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| 75 | ······ | 75 | ······ |
| 76 | ····</p> | 76 | ····</p> |
| 77 | ······</div> | 77 | ······</div> |
| 78 | ······<div·class="sect3"·title="13.19.2. Attivazione·del·filtro"> | 78 | ······<div·class="sect3"·title="13.19.2. Attivazione·del·filtro"> |
| 79 | ········<div·class="titlepage"> | 79 | ········<div·class="titlepage"> |
| 80 | ··········<div> | 80 | ··········<div> |
| 81 | ············<div> | 81 | ············<div> |
| 82 | ··············<h4·class="title"><a·id="idp | 82 | ··············<h4·class="title"><a·id="idp90802488"></a>13.19.2. Attivazione·del·filtro</h4> |
| 83 | ············</div> | 83 | ············</div> |
| 84 | ··········</div> | 84 | ··········</div> |
| 85 | ········</div> | 85 | ········</div> |
| 86 | ········<p>Questo·filtro·si·trova·nel·menu·immagine·in·<span·class="guimenu">Filtri</span>·→·<span·class="guisubmenu">Render</span>·→·<span·class="guimenuitem">Lava</span>.</p> | 86 | ········<p>Questo·filtro·si·trova·nel·menu·immagine·in·<span·class="guimenu">Filtri</span>·→·<span·class="guisubmenu">Render</span>·→·<span·class="guimenuitem">Lava</span>.</p> |
| 87 | ······</div> | 87 | ······</div> |
| 88 | ······<div·class="sect3"·title="13.19.3. Opzioni"> | 88 | ······<div·class="sect3"·title="13.19.3. Opzioni"> |
| 89 | ········<div·class="titlepage"> | 89 | ········<div·class="titlepage"> |
| 90 | ··········<div> | 90 | ··········<div> |
| 91 | ············<div> | 91 | ············<div> |
| 92 | ··············<h4·class="title"><a·id="idp | 92 | ··············<h4·class="title"><a·id="idp90805176"></a>13.19.3. Opzioni</h4> |
| 93 | ············</div> | 93 | ············</div> |
| 94 | ··········</div> | 94 | ··········</div> |
| 95 | ········</div> | 95 | ········</div> |
| 96 | ········<p> | 96 | ········<p> |
| 97 | ······ | 97 | ······ |
| 98 | ····</p> | 98 | ····</p> |
| 99 | ········<div·class="figure"> | 99 | ········<div·class="figure"> |
| 100 | ··········<a·id="idp | 100 | ··········<a·id="idp90806456"></a> |
| 101 | ··········<p·class="title"> | 101 | ··········<p·class="title"> |
| 102 | ············<strong>Figura 17.333. Opzioni·di·<span·class="quote">«<span·class="quote">lava</span>»</span></strong> | 102 | ············<strong>Figura 17.333. Opzioni·di·<span·class="quote">«<span·class="quote">lava</span>»</span></strong> |
| 103 | ··········</p> | 103 | ··········</p> |
| 104 | ··········<div·class="figure-contents"> | 104 | ··········<div·class="figure-contents"> |
| 105 | ············<div·class="mediaobject"> | 105 | ············<div·class="mediaobject"> |
| 106 | ··············<img·src="images/filters/render/lava.png"·alt="Opzioni·di·lava"·/> | 106 | ··············<img·src="images/filters/render/lava.png"·alt="Opzioni·di·lava"·/> |
| 107 | ············</div> | 107 | ············</div> |
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| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<p>Si·continui·con·il·nostro·addestramento·e·si·aggiungano·delle·funzionalità·allo·script.</p> | 43 | ······<p>Si·continui·con·il·nostro·addestramento·e·si·aggiungano·delle·funzionalità·allo·script.</p> |
| 44 | ······<div·class="sect3"·title="3.5.1. Creare·una·nuova·immagine"> | 44 | ······<div·class="sect3"·title="3.5.1. Creare·una·nuova·immagine"> |
| 45 | ········<div·class="titlepage"> | 45 | ········<div·class="titlepage"> |
| 46 | ··········<div> | 46 | ··········<div> |
| 47 | ············<div> | 47 | ············<div> |
| 48 | ··············<h4·class="title"><a·id="idp6 | 48 | ··············<h4·class="title"><a·id="idp68775864"></a>3.5.1. Creare·una·nuova·immagine</h4> |
| 49 | ············</div> | 49 | ············</div> |
| 50 | ··········</div> | 50 | ··········</div> |
| 51 | ········</div> | 51 | ········</div> |
| 52 | ········<p>Nella·lezione·precedente·si·è·creata·una·funzione·vuota·e·la·si·è·registrata·in·<acronym·class="acronym">GIMP</acronym>.·In·questa·lezione·si·doterà·lo·script·di·funzionalità:·si·vuole·creare·una·nuova·immagine,·aggiungere·il·testo·immesso·dall'utente·e·ridimensionare·l'immagine·per·contenere·esattamente·il·testo.</p> | 52 | ········<p>Nella·lezione·precedente·si·è·creata·una·funzione·vuota·e·la·si·è·registrata·in·<acronym·class="acronym">GIMP</acronym>.·In·questa·lezione·si·doterà·lo·script·di·funzionalità:·si·vuole·creare·una·nuova·immagine,·aggiungere·il·testo·immesso·dall'utente·e·ridimensionare·l'immagine·per·contenere·esattamente·il·testo.</p> |
| 53 | ········<p>Una·volta·che·si·sa·come·definire·variabili,·definire·le·funzioni·e·accedere·agli·elementi·di·una·lista,·il·resto·è·presto·fatto,·si·deve·solo·familiarizzare·con·le·funzioni·disponibili·nel·database·delle·procedure·di·<acronym·class="acronym">GIMP</acronym>·e·chiamare·tali·funzioni·direttamente.·Si·richiami·il·<a·class="xref"·href="plug-in-dbbrowser.html"·title="12.7. Il·navigatore·delle·procedure">Sezione 12.7,·«Il·navigatore·delle·procedure»</a>·prima·di·continuare.</p> | 53 | ········<p>Una·volta·che·si·sa·come·definire·variabili,·definire·le·funzioni·e·accedere·agli·elementi·di·una·lista,·il·resto·è·presto·fatto,·si·deve·solo·familiarizzare·con·le·funzioni·disponibili·nel·database·delle·procedure·di·<acronym·class="acronym">GIMP</acronym>·e·chiamare·tali·funzioni·direttamente.·Si·richiami·il·<a·class="xref"·href="plug-in-dbbrowser.html"·title="12.7. Il·navigatore·delle·procedure">Sezione 12.7,·«Il·navigatore·delle·procedure»</a>·prima·di·continuare.</p> |
| 54 | ········<p>Cominciare·creando·una·nuova·immagine.·Creare·una·nuova·variabile,·<code·class="varname">theImage</code>,·a·cui·assegnare·il·valore·di·ritorno·della·funzione·interna·<code·class="function">gimp-image-new</code>.</p> | 54 | ········<p>Cominciare·creando·una·nuova·immagine.·Creare·una·nuova·variabile,·<code·class="varname">theImage</code>,·a·cui·assegnare·il·valore·di·ritorno·della·funzione·interna·<code·class="function">gimp-image-new</code>.</p> |
| 55 | ········<p>Come·si·può·vedere·dal·navigatore·delle·procedure·la·funzione·<code·class="function">gimp-image-new</code>·prende·tre·parametri:·la·larghezza·dell'immagine,·l'altezza·e·il·tipo.·Poiché·l'immagine·verrà·successivamente·ridimensionata·per·contenere·il·testo,·creare·una·immagine·10x10·<acronym·class="acronym">RGB</acronym>.·Memorizzare·le·dimensioni·dell'immagine·in·alcune·variabili,·per·potervi·fare·riferimento·e·manipolarle·più·avanti·nello·script.</p> | 55 | ········<p>Come·si·può·vedere·dal·navigatore·delle·procedure·la·funzione·<code·class="function">gimp-image-new</code>·prende·tre·parametri:·la·larghezza·dell'immagine,·l'altezza·e·il·tipo.·Poiché·l'immagine·verrà·successivamente·ridimensionata·per·contenere·il·testo,·creare·una·immagine·10x10·<acronym·class="acronym">RGB</acronym>.·Memorizzare·le·dimensioni·dell'immagine·in·alcune·variabili,·per·potervi·fare·riferimento·e·manipolarle·più·avanti·nello·script.</p> |
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| 75 | ········<p>Nota:·si·è·utilizzato·il·valore·<code·class="code">RGB</code>·per·specificare·che·l'immagine·è·di·tipo·<acronym·class="acronym">RGB</acronym>.·Si·sarebbe·potuto·anche·utilizzare·il·valore·0·ma·<acronym·class="acronym">RGB</acronym>·è·più·descrittivo,·quando·si·guarda·il·codice.</p> | 75 | ········<p>Nota:·si·è·utilizzato·il·valore·<code·class="code">RGB</code>·per·specificare·che·l'immagine·è·di·tipo·<acronym·class="acronym">RGB</acronym>.·Si·sarebbe·potuto·anche·utilizzare·il·valore·0·ma·<acronym·class="acronym">RGB</acronym>·è·più·descrittivo,·quando·si·guarda·il·codice.</p> |
| 76 | ········<p>Si·noti·anche·che·si·è·presa·la·testa·del·risultato·della·chiamata·a·funzione.·Può·sembrare·strano·perché·il·database·afferma·esplicitamente·che·la·funzione·restituisce·un·unico·valore:·l'ID·dell'immagine·appena·creata.·Tuttavia·tutte·le·funzioni·di·<acronym·class="acronym">GIMP</acronym>·ritornano·una·lista,·anche·se·contenente·un·unico·elemento,·perciò·è·necessario·ottenere·la·testa·della·lista.</p> | 76 | ········<p>Si·noti·anche·che·si·è·presa·la·testa·del·risultato·della·chiamata·a·funzione.·Può·sembrare·strano·perché·il·database·afferma·esplicitamente·che·la·funzione·restituisce·un·unico·valore:·l'ID·dell'immagine·appena·creata.·Tuttavia·tutte·le·funzioni·di·<acronym·class="acronym">GIMP</acronym>·ritornano·una·lista,·anche·se·contenente·un·unico·elemento,·perciò·è·necessario·ottenere·la·testa·della·lista.</p> |
| 77 | ······</div> | 77 | ······</div> |
| 78 | ······<div·class="sect3"·title="3.5.2. Aggiungere·un·nuovo·livello·all'immagine"> | 78 | ······<div·class="sect3"·title="3.5.2. Aggiungere·un·nuovo·livello·all'immagine"> |
| 79 | ········<div·class="titlepage"> | 79 | ········<div·class="titlepage"> |
| 80 | ··········<div> | 80 | ··········<div> |
| 81 | ············<div> | 81 | ············<div> |
| 82 | ··············<h4·class="title"><a·id="idp6 | 82 | ··············<h4·class="title"><a·id="idp68784056"></a>3.5.2. Aggiungere·un·nuovo·livello·all'immagine</h4> |
| 83 | ············</div> | 83 | ············</div> |
| 84 | ··········</div> | 84 | ··········</div> |
| 85 | ········</div> | 85 | ········</div> |
| 86 | ········<p>Ora·che·un'immagine·è·disponibile,·occorre·aggiungervi·un·livello.·Chiamare·la·funzione·<code·class="function">gimp-layer-new</code>·per·creare·il·livello·passando·l'ID·dell'immagine·precedentemente·creata·(da·adesso·in·poi,·invece·di·elencare·l'intera·funzione,·verranno·mostrate·solo·le·linee·da·aggiungere.·Si·può·osservare·lo·script·completo·<a·class="link"·href="gimp-using-script-fu-tutorial-result.html"·title="3.7. Lo·script·e·il·suo·funzionamento">quì</a>).·Poiché·si·sono·dichiarate·tutte·le·variabili·locali·utilizzate,·si·chiuderanno·tutte·le·parentesi·segnando·la·fine·del·blocco·di·dichiarazione·delle·variabili:</p> | 86 | ········<p>Ora·che·un'immagine·è·disponibile,·occorre·aggiungervi·un·livello.·Chiamare·la·funzione·<code·class="function">gimp-layer-new</code>·per·creare·il·livello·passando·l'ID·dell'immagine·precedentemente·creata·(da·adesso·in·poi,·invece·di·elencare·l'intera·funzione,·verranno·mostrate·solo·le·linee·da·aggiungere.·Si·può·osservare·lo·script·completo·<a·class="link"·href="gimp-using-script-fu-tutorial-result.html"·title="3.7. Lo·script·e·il·suo·funzionamento">quì</a>).·Poiché·si·sono·dichiarate·tutte·le·variabili·locali·utilizzate,·si·chiuderanno·tutte·le·parentesi·segnando·la·fine·del·blocco·di·dichiarazione·delle·variabili:</p> |
| 87 | ········<pre·class="programlisting"> | 87 | ········<pre·class="programlisting"> |
| 88 | ········;crea·un·nuovo·livello·per·l'immagine: | 88 | ········;crea·un·nuovo·livello·per·l'immagine: |
| 89 | ···········(theLayer | 89 | ···········(theLayer |
| Offset 109, 15 lines modified | Offset 109, 15 lines modified | ||
| 109 | ········<pre·class="programlisting">(gimp-display-new·theImage)</pre> | 109 | ········<pre·class="programlisting">(gimp-display-new·theImage)</pre> |
| 110 | ········<p>Si·salvi·il·lavoro·e·si·selezioni·<span·class="guimenu">Filtri</span>·→·<span·class="guisubmenu">Script-Fu</span>·→·<span·class="guimenuitem">Aggiorna·gli·script</span>,·si·esegua·lo·script,·dovrebbe·comparire·una·nuova·immagine.·È·probabile·che·contenga·spazzatura·(colori·casuali)·poiché·non·è·stata·cancellata·esplicitamente.·Lo·si·farà·in·un·attimo.</p> | 110 | ········<p>Si·salvi·il·lavoro·e·si·selezioni·<span·class="guimenu">Filtri</span>·→·<span·class="guisubmenu">Script-Fu</span>·→·<span·class="guimenuitem">Aggiorna·gli·script</span>,·si·esegua·lo·script,·dovrebbe·comparire·una·nuova·immagine.·È·probabile·che·contenga·spazzatura·(colori·casuali)·poiché·non·è·stata·cancellata·esplicitamente.·Lo·si·farà·in·un·attimo.</p> |
| 111 | ······</div> | 111 | ······</div> |
| 112 | ······<div·class="sect3"·title="3.5.3. Aggiungere·il·testo"> | 112 | ······<div·class="sect3"·title="3.5.3. Aggiungere·il·testo"> |
| 113 | ········<div·class="titlepage"> | 113 | ········<div·class="titlepage"> |
| 114 | ··········<div> | 114 | ··········<div> |
| 115 | ············<div> | 115 | ············<div> |
| 116 | ··············<h4·class="title"><a·id="idp6 | 116 | ··············<h4·class="title"><a·id="idp65464504"></a>3.5.3. Aggiungere·il·testo</h4> |
| 117 | ············</div> | 117 | ············</div> |
| 118 | ··········</div> | 118 | ··········</div> |
| 119 | ········</div> | 119 | ········</div> |
| 120 | ········<p>Procedere·rimuovendo·la·riga·per·visualizzare·l'immagine·(o·la·si·commenti·facendola·precedere·da·un·<code·class="code">;</code>·ad·inizio·linea).</p> | 120 | ········<p>Procedere·rimuovendo·la·riga·per·visualizzare·l'immagine·(o·la·si·commenti·facendola·precedere·da·un·<code·class="code">;</code>·ad·inizio·linea).</p> |
| 121 | ········<p>Prima·di·aggiungere·il·testo·all'immagine·occorre·impostare·i·colori·di·primo·piano·e·di·sfondo·in·modo·che·il·testo·abbia·il·colore·selezionato·dall'utente.·Utilizzare·le·funzioni·gimp-context-set-back/foreground:</p> | 121 | ········<p>Prima·di·aggiungere·il·testo·all'immagine·occorre·impostare·i·colori·di·primo·piano·e·di·sfondo·in·modo·che·il·testo·abbia·il·colore·selezionato·dall'utente.·Utilizzare·le·funzioni·gimp-context-set-back/foreground:</p> |
| 122 | ········<pre·class="programlisting"> | 122 | ········<pre·class="programlisting"> |
| 123 | ········(gimp-context-set-background·'(255·255·255)·) | 123 | ········(gimp-context-set-background·'(255·255·255)·) |
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| 159 | ······</pre> | 159 | ······</pre> |
| 160 | ········<p>Salvare·il·lavoro,·aggiornare·il·database·e·provare·lo·script.</p> | 160 | ········<p>Salvare·il·lavoro,·aggiornare·il·database·e·provare·lo·script.</p> |
| 161 | ······</div> | 161 | ······</div> |
| 162 | ······<div·class="sect3"·title="3.5.4. Reimpostare·il·dirty·flag"> | 162 | ······<div·class="sect3"·title="3.5.4. Reimpostare·il·dirty·flag"> |
| 163 | ········<div·class="titlepage"> | 163 | ········<div·class="titlepage"> |
| 164 | ··········<div> | 164 | ··········<div> |
| 165 | ············<div> | 165 | ············<div> |
| 166 | ··············<h4·class="title"><a·id="idp6 | 166 | ··············<h4·class="title"><a·id="idp65472184"></a>3.5.4. Reimpostare·il·dirty·flag</h4> |
| 167 | ············</div> | 167 | ············</div> |
| 168 | ··········</div> | 168 | ··········</div> |
| 169 | ········</div> | 169 | ········</div> |
| 170 | ········<p>Se·si·tenta·di·chiudere·una·nuova·immagine·senza·aver·salvato·il·file,·<acronym·class="acronym">GIMP</acronym>·chiederà·se·si·vuole·salvare·il·lavoro.·La·richiesta·deriva·dal·fatto·che·l'immagine·è·marcata·come·modificata·o·non·salvata·(dirty·flag).·Nel·caso·dello·script·in·oggetto·ciò·può·sembrare·una·seccatura,·se·lo·si·esegue·per·test·e·non·si·cambia·nulla·nell'immagine·prodotta.·Perciò,·poiché·il·nostro·lavoro·è·facilmente·riproducibile,·è·utile·togliere·del·tutto·detta·marcatura·di·modifica.</p> | 170 | ········<p>Se·si·tenta·di·chiudere·una·nuova·immagine·senza·aver·salvato·il·file,·<acronym·class="acronym">GIMP</acronym>·chiederà·se·si·vuole·salvare·il·lavoro.·La·richiesta·deriva·dal·fatto·che·l'immagine·è·marcata·come·modificata·o·non·salvata·(dirty·flag).·Nel·caso·dello·script·in·oggetto·ciò·può·sembrare·una·seccatura,·se·lo·si·esegue·per·test·e·non·si·cambia·nulla·nell'immagine·prodotta.·Perciò,·poiché·il·nostro·lavoro·è·facilmente·riproducibile,·è·utile·togliere·del·tutto·detta·marcatura·di·modifica.</p> |
| 171 | ········<p>Si·può·azzerare·la·marcatura·di·modifica·dopo·aver·mostrato·l'immagine:</p> | 171 | ········<p>Si·può·azzerare·la·marcatura·di·modifica·dopo·aver·mostrato·l'immagine:</p> |
| 172 | ········<pre·class="programlisting"> | 172 | ········<pre·class="programlisting"> |
| 173 | ········(gimp-image-clean-all·theImage) | 173 | ········(gimp-image-clean-all·theImage) |
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| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h2·class="title"·style="clear:·both"><a·id="gimp-tutorial-quickies"></a>4. Utilizzi·frequenti</h2> | 39 | ············<h2·class="title"·style="clear:·both"><a·id="gimp-tutorial-quickies"></a>4. Utilizzi·frequenti</h2> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp6 | 43 | ······<a·id="idp69162040"·class="indexterm"></a> |
| 44 | ······<p>Questo·tutorial·è·basato·su·testo·e·immagini·Copyright·©·2004·di·Carol·Spears.·Il·tutorial·originale·si·può·trovare·su·Internet:·<a·class="xref"·href="bibliography.html#bibliography-online-tutorial02"·title="Tutorial:·GIMPLite·Quickies">[<abbr·class="abbrev">TUT02</abbr>]</a>.</p> | 44 | ······<p>Questo·tutorial·è·basato·su·testo·e·immagini·Copyright·©·2004·di·Carol·Spears.·Il·tutorial·originale·si·può·trovare·su·Internet:·<a·class="xref"·href="bibliography.html#bibliography-online-tutorial02"·title="Tutorial:·GIMPLite·Quickies">[<abbr·class="abbrev">TUT02</abbr>]</a>.</p> |
| 45 | ······<div·class="sect2"·title="4.1. Obiettivi"> | 45 | ······<div·class="sect2"·title="4.1. Obiettivi"> |
| 46 | ········<div·class="titlepage"> | 46 | ········<div·class="titlepage"> |
| 47 | ··········<div> | 47 | ··········<div> |
| 48 | ············<div> | 48 | ············<div> |
| 49 | ··············<h3·class="title"><a·id="idp6 | 49 | ··············<h3·class="title"><a·id="idp69163704"></a>4.1. Obiettivi</h3> |
| 50 | ············</div> | 50 | ············</div> |
| 51 | ··········</div> | 51 | ··········</div> |
| 52 | ········</div> | 52 | ········</div> |
| 53 | ········<p><acronym·class="acronym">GIMP</acronym>·è·un·potente·programma·per·l'elaborazione·delle·immagini·dotato·di·molti·strumenti·ed·opzioni.·Nonostante·ciò,·può·essere·usato·anche·per·i·compiti·più·elementari.·Le·guide·seguenti·sono·state·concepite·appositamente·per·coloro·che·volessero·effettuare·queste·semplici·operazioni·senza·necessariamente·dover·conoscere·tutti·i·particolari·di·<acronym·class="acronym">GIMP</acronym>·e·della·grafica·al·computer·in·generale.</p> | 53 | ········<p><acronym·class="acronym">GIMP</acronym>·è·un·potente·programma·per·l'elaborazione·delle·immagini·dotato·di·molti·strumenti·ed·opzioni.·Nonostante·ciò,·può·essere·usato·anche·per·i·compiti·più·elementari.·Le·guide·seguenti·sono·state·concepite·appositamente·per·coloro·che·volessero·effettuare·queste·semplici·operazioni·senza·necessariamente·dover·conoscere·tutti·i·particolari·di·<acronym·class="acronym">GIMP</acronym>·e·della·grafica·al·computer·in·generale.</p> |
| 54 | ········<p>Si·spera·che·queste·guide·non·siano·di·aiuto·solo·per·questi·semplici·compiti,·ma·che·possano·servire·anche·in·seguito,·all'apprendimento·degli·strumenti·e·delle·tecniche·più·complessi,·quando·l'ispirazione·o·il·tempo·lo·consentano.</p> | 54 | ········<p>Si·spera·che·queste·guide·non·siano·di·aiuto·solo·per·questi·semplici·compiti,·ma·che·possano·servire·anche·in·seguito,·all'apprendimento·degli·strumenti·e·delle·tecniche·più·complessi,·quando·l'ispirazione·o·il·tempo·lo·consentano.</p> |
| 55 | ········<p>Tutto·quello·che·c'è·da·sapere·per·iniziare·questo·tutorial·è·come·trovare·un'immagine·e·aprirla·(<span·class="guimenu">File</span>·→·<span·class="guimenuitem">Apri</span>)·dalla·finestra·immagine.</p> | 55 | ········<p>Tutto·quello·che·c'è·da·sapere·per·iniziare·questo·tutorial·è·come·trovare·un'immagine·e·aprirla·(<span·class="guimenu">File</span>·→·<span·class="guimenuitem">Apri</span>)·dalla·finestra·immagine.</p> |
| 56 | ······</div> | 56 | ······</div> |
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| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="gimp-selection-stroke"></a>3.17. Delinea·selezione</h3> | 39 | ············<h3·class="title"><a·id="gimp-selection-stroke"></a>3.17. Delinea·selezione</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp | 43 | ······<a·id="idp89695288"·class="indexterm"></a> |
| 44 | ······<a·id="idp | 44 | ······<a·id="idp89696568"·class="indexterm"></a> |
| 45 | ······<p>Il·comando·<span·class="guimenuitem">delinea·selezione</span>·disegna·(N.d.T.:·ricalcandola·come·suggerisce·il·nome)·una·selezione·nell'immagine.·Ci·sono·due·modi·di·delineare·una·selezione:·con·o·senza·l'uso·di·uno·strumento·di·disegno.·In·pratica·ciò·significa·che·il·bordo·della·selezione,·evidenziato·nell'immagine·con·una·linea·tratteggiata,·viene·<span·class="quote">«<span·class="quote">dipinto</span>»</span>·dalla·delineatura.·Ci·sono·varie·opzioni·tramite·le·quali·è·possibile·modificare·la·modalità·di·questa·operazione.</p> | 45 | ······<p>Il·comando·<span·class="guimenuitem">delinea·selezione</span>·disegna·(N.d.T.:·ricalcandola·come·suggerisce·il·nome)·una·selezione·nell'immagine.·Ci·sono·due·modi·di·delineare·una·selezione:·con·o·senza·l'uso·di·uno·strumento·di·disegno.·In·pratica·ciò·significa·che·il·bordo·della·selezione,·evidenziato·nell'immagine·con·una·linea·tratteggiata,·viene·<span·class="quote">«<span·class="quote">dipinto</span>»</span>·dalla·delineatura.·Ci·sono·varie·opzioni·tramite·le·quali·è·possibile·modificare·la·modalità·di·questa·operazione.</p> |
| 46 | ······<div·class="note"·title="Nota"·style="margin-left:·0.5in;·margin-right:·0.5in;"> | 46 | ······<div·class="note"·title="Nota"·style="margin-left:·0.5in;·margin-right:·0.5in;"> |
| 47 | ········<table·border="0"·summary="Note"> | 47 | ········<table·border="0"·summary="Note"> |
| 48 | ··········<tr> | 48 | ··········<tr> |
| 49 | ············<td·rowspan="2"·align="center"·valign="top"·width="25"> | 49 | ············<td·rowspan="2"·align="center"·valign="top"·width="25"> |
| 50 | ··············<img·alt="[Nota]"·src="images/note.png"·/> | 50 | ··············<img·alt="[Nota]"·src="images/note.png"·/> |
| 51 | ············</td> | 51 | ············</td> |
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| 58 | ··········</tr> | 58 | ··········</tr> |
| 59 | ········</table> | 59 | ········</table> |
| 60 | ······</div> | 60 | ······</div> |
| 61 | ······<div·class="sect3"·title="3.17.1. Attivazione·del·comando"> | 61 | ······<div·class="sect3"·title="3.17.1. Attivazione·del·comando"> |
| 62 | ········<div·class="titlepage"> | 62 | ········<div·class="titlepage"> |
| 63 | ··········<div> | 63 | ··········<div> |
| 64 | ············<div> | 64 | ············<div> |
| 65 | ··············<h4·class="title"><a·id="idp | 65 | ··············<h4·class="title"><a·id="idp91835704"></a>3.17.1. Attivazione·del·comando</h4> |
| 66 | ············</div> | 66 | ············</div> |
| 67 | ··········</div> | 67 | ··········</div> |
| 68 | ········</div> | 68 | ········</div> |
| 69 | ········<div·class="itemizedlist"> | 69 | ········<div·class="itemizedlist"> |
| 70 | ··········<ul·class="itemizedlist"·type="disc"> | 70 | ··········<ul·class="itemizedlist"·type="disc"> |
| 71 | ············<li·class="listitem"> | 71 | ············<li·class="listitem"> |
| 72 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Modifica</span>·→·<span·class="guimenuitem">Delinea·selezione</span>.</p> | 72 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Modifica</span>·→·<span·class="guimenuitem">Delinea·selezione</span>.</p> |
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| 77 | ··········</ul> | 77 | ··········</ul> |
| 78 | ········</div> | 78 | ········</div> |
| 79 | ······</div> | 79 | ······</div> |
| 80 | ······<div·class="sect3"·title="3.17.2. La·finestra·di·dialogo·«Delinea·selezione»"> | 80 | ······<div·class="sect3"·title="3.17.2. La·finestra·di·dialogo·«Delinea·selezione»"> |
| 81 | ········<div·class="titlepage"> | 81 | ········<div·class="titlepage"> |
| 82 | ··········<div> | 82 | ··········<div> |
| 83 | ············<div> | 83 | ············<div> |
| 84 | ··············<h4·class="title"><a·id="idp | 84 | ··············<h4·class="title"><a·id="idp65521848"></a>3.17.2. La·finestra·di·dialogo·<span·class="quote">«<span·class="quote">Delinea·selezione</span>»</span></h4> |
| 85 | ············</div> | 85 | ············</div> |
| 86 | ··········</div> | 86 | ··········</div> |
| 87 | ········</div> | 87 | ········</div> |
| 88 | ········<div·class="note"·title="Nota"·style="margin-left:·0.5in;·margin-right:·0.5in;"> | 88 | ········<div·class="note"·title="Nota"·style="margin-left:·0.5in;·margin-right:·0.5in;"> |
| 89 | ··········<table·border="0"·summary="Note"> | 89 | ··········<table·border="0"·summary="Note"> |
| 90 | ············<tr> | 90 | ············<tr> |
| 91 | ··············<td·rowspan="2"·align="center"·valign="top"·width="25"> | 91 | ··············<td·rowspan="2"·align="center"·valign="top"·width="25"> |
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| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="gimp-edit-copy-visible"></a>3.8. Copia·il·visibile</h3> | 39 | ············<h3·class="title"><a·id="gimp-edit-copy-visible"></a>3.8. Copia·il·visibile</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp82 | 43 | ······<a·id="idp82684728"·class="indexterm"></a> |
| 44 | ······<a·id="idp82 | 44 | ······<a·id="idp82686392"·class="indexterm"></a> |
| 45 | ······<a·id="idp82 | 45 | ······<a·id="idp82687288"·class="indexterm"></a> |
| 46 | ······<p>Il·comando·<span·class="guimenuitem">copia·il·visibile</span>·è·simile·al·comando·<a·class="link"·href="gimp-edit-copy.html"·title="3.7. Copia">copia</a>,·ma·esso·non·copia·solo·i·contenuti·del·livello·corrente,·ma·anche·i·contenuti·dei·livelli·visibili·(o·le·selezioni·dei·livelli·visibili)·cioè,·quelli·marcati·con·il·simbolo·di·un·<span·class="quote">«<span·class="quote">occhio</span>»</span>.</p> | 46 | ······<p>Il·comando·<span·class="guimenuitem">copia·il·visibile</span>·è·simile·al·comando·<a·class="link"·href="gimp-edit-copy.html"·title="3.7. Copia">copia</a>,·ma·esso·non·copia·solo·i·contenuti·del·livello·corrente,·ma·anche·i·contenuti·dei·livelli·visibili·(o·le·selezioni·dei·livelli·visibili)·cioè,·quelli·marcati·con·il·simbolo·di·un·<span·class="quote">«<span·class="quote">occhio</span>»</span>.</p> |
| 47 | ······<div·class="note"·title="Nota"·style="margin-left:·0.5in;·margin-right:·0.5in;"> | 47 | ······<div·class="note"·title="Nota"·style="margin-left:·0.5in;·margin-right:·0.5in;"> |
| 48 | ········<table·border="0"·summary="Note"> | 48 | ········<table·border="0"·summary="Note"> |
| 49 | ··········<tr> | 49 | ··········<tr> |
| 50 | ············<td·rowspan="2"·align="center"·valign="top"·width="25"> | 50 | ············<td·rowspan="2"·align="center"·valign="top"·width="25"> |
| 51 | ··············<img·alt="[Nota]"·src="images/note.png"·/> | 51 | ··············<img·alt="[Nota]"·src="images/note.png"·/> |
| 52 | ············</td> | 52 | ············</td> |
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| 59 | ··········</tr> | 59 | ··········</tr> |
| 60 | ········</table> | 60 | ········</table> |
| 61 | ······</div> | 61 | ······</div> |
| 62 | ······<div·class="sect3"·title="3.8.1. Attivazione·del·comando"> | 62 | ······<div·class="sect3"·title="3.8.1. Attivazione·del·comando"> |
| 63 | ········<div·class="titlepage"> | 63 | ········<div·class="titlepage"> |
| 64 | ··········<div> | 64 | ··········<div> |
| 65 | ············<div> | 65 | ············<div> |
| 66 | ··············<h4·class="title"><a·id="idp8 | 66 | ··············<h4·class="title"><a·id="idp82786104"></a>3.8.1. Attivazione·del·comando</h4> |
| 67 | ············</div> | 67 | ············</div> |
| 68 | ··········</div> | 68 | ··········</div> |
| 69 | ········</div> | 69 | ········</div> |
| 70 | ········<div·class="itemizedlist"> | 70 | ········<div·class="itemizedlist"> |
| 71 | ··········<ul·class="itemizedlist"·type="disc"> | 71 | ··········<ul·class="itemizedlist"·type="disc"> |
| 72 | ············<li·class="listitem"> | 72 | ············<li·class="listitem"> |
| 73 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Modifica</span>·→·<span·class="guimenuitem">Copia·il·visibile</span>.</p> | 73 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Modifica</span>·→·<span·class="guimenuitem">Copia·il·visibile</span>.</p> |
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| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h2·class="title"·style="clear:·both"><a·id="gimp-using-brushes"></a>7. Aggiunta·di·nuovi·pennelli</h2> | 39 | ············<h2·class="title"·style="clear:·both"><a·id="gimp-using-brushes"></a>7. Aggiunta·di·nuovi·pennelli</h2> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp7 | 43 | ······<a·id="idp74115128"·class="indexterm"></a> |
| 44 | ······<p>Per·aggiungere·un·nuovo·pennello,·dopo·averlo·creato·o·scaricato,·è·necessario·salvarlo·in·un·file·utilizzabile·da·GIMP.·È·necessario·posizionare·il·file·pennello·nel·percorso·di·ricerca·dei·pennelli·di·GIMP,·se·si·desidera·che·GIMP·sia·in·grado·di·rilevarlo·e·di·visualizzarlo·nella·finestra·di·dialogo·dei·pennelli.·Se·GIMP·non·è·stato·riavviato·basta·premere·il·pulsante·<span·class="guibutton">Ricarica</span>·per·aggiornare·l'elenco·dei·pennelli·disponibili.·GIMP·usa·tre·formati·di·file·per·i·pennelli:</p> | 44 | ······<p>Per·aggiungere·un·nuovo·pennello,·dopo·averlo·creato·o·scaricato,·è·necessario·salvarlo·in·un·file·utilizzabile·da·GIMP.·È·necessario·posizionare·il·file·pennello·nel·percorso·di·ricerca·dei·pennelli·di·GIMP,·se·si·desidera·che·GIMP·sia·in·grado·di·rilevarlo·e·di·visualizzarlo·nella·finestra·di·dialogo·dei·pennelli.·Se·GIMP·non·è·stato·riavviato·basta·premere·il·pulsante·<span·class="guibutton">Ricarica</span>·per·aggiornare·l'elenco·dei·pennelli·disponibili.·GIMP·usa·tre·formati·di·file·per·i·pennelli:</p> |
| 45 | ······<div·class="variablelist"> | 45 | ······<div·class="variablelist"> |
| 46 | ········<a·id="brushes-file-formats"></a> | 46 | ········<a·id="brushes-file-formats"></a> |
| 47 | ········<a·id="idp7 | 47 | ········<a·id="idp74117688"·class="indexterm"></a> |
| 48 | ········<dl> | 48 | ········<dl> |
| 49 | ··········<dt> | 49 | ··········<dt> |
| 50 | ············<span·class="term">GBR</span> | 50 | ············<span·class="term">GBR</span> |
| 51 | ··········</dt> | 51 | ··········</dt> |
| 52 | ··········<dd> | 52 | ··········<dd> |
| 53 | ············<a·id="idp7 | 53 | ············<a·id="idp74119864"·class="indexterm"></a> |
| 54 | ············<a·id="idp7 | 54 | ············<a·id="idp74276408"·class="indexterm"></a> |
| 55 | ············<p>Il·formato·<code·class="filename">.gbr</code>·("<span·class="emphasis"><em>g</em></span>imp·<span·class="emphasis"><em>br</em></span>ush")·viene·usato·per·i·pennelli·normali·e·a·colori.·È·possibile·convertire·molti·altri·tipi·di·immagini,·inclusi·i·pennelli·usati·da·altri·programmi,·in·pennelli·di·GIMP·aprendoli·con·GIMP·e·salvandoli·con·l'estensione·<code·class="filename">.gbr</code>.·Ciò·porta·in·primo·piano·una·finestra·di·dialogo·nella·quale·è·possibile·impostare·la·spaziatura·predefinita·per·il·pennello.·Una·descrizione·più·completa·del·formato·file·GBR·si·trova·nel·file·<code·class="filename">gbr.txt</code>·presente·nella·cartella·<code·class="filename">devel-docs</code>·dei·sorgenti·di·GIMP.</p> | 55 | ············<p>Il·formato·<code·class="filename">.gbr</code>·("<span·class="emphasis"><em>g</em></span>imp·<span·class="emphasis"><em>br</em></span>ush")·viene·usato·per·i·pennelli·normali·e·a·colori.·È·possibile·convertire·molti·altri·tipi·di·immagini,·inclusi·i·pennelli·usati·da·altri·programmi,·in·pennelli·di·GIMP·aprendoli·con·GIMP·e·salvandoli·con·l'estensione·<code·class="filename">.gbr</code>.·Ciò·porta·in·primo·piano·una·finestra·di·dialogo·nella·quale·è·possibile·impostare·la·spaziatura·predefinita·per·il·pennello.·Una·descrizione·più·completa·del·formato·file·GBR·si·trova·nel·file·<code·class="filename">gbr.txt</code>·presente·nella·cartella·<code·class="filename">devel-docs</code>·dei·sorgenti·di·GIMP.</p> |
| 56 | ············<div·class="figure"> | 56 | ············<div·class="figure"> |
| 57 | ··············<a·id="idp7 | 57 | ··············<a·id="idp74281016"></a> |
| 58 | ··············<p·class="title"> | 58 | ··············<p·class="title"> |
| 59 | ················<strong>Figura 7.17. Salvataggio·di·un·pennello·<code·class="filename">.gbr</code></strong> | 59 | ················<strong>Figura 7.17. Salvataggio·di·un·pennello·<code·class="filename">.gbr</code></strong> |
| 60 | ··············</p> | 60 | ··············</p> |
| 61 | ··············<div·class="figure-contents"> | 61 | ··············<div·class="figure-contents"> |
| 62 | ················<div·class="mediaobject"> | 62 | ················<div·class="mediaobject"> |
| 63 | ··················<img·src="images/using/file-gbr-save.png"·alt="Salvataggio·di·un·pennello·.gbr"·/> | 63 | ··················<img·src="images/using/file-gbr-save.png"·alt="Salvataggio·di·un·pennello·.gbr"·/> |
| 64 | ················</div> | 64 | ················</div> |
| Offset 66, 24 lines modified | Offset 66, 24 lines modified | ||
| 66 | ············</div> | 66 | ············</div> |
| 67 | ············<br·class="figure-break"·/> | 67 | ············<br·class="figure-break"·/> |
| 68 | ··········</dd> | 68 | ··········</dd> |
| 69 | ··········<dt> | 69 | ··········<dt> |
| 70 | ············<span·class="term">GIH</span> | 70 | ············<span·class="term">GIH</span> |
| 71 | ··········</dt> | 71 | ··········</dt> |
| 72 | ··········<dd> | 72 | ··········<dd> |
| 73 | ············<a·id="idp72 | 73 | ············<a·id="idp74284856"·class="indexterm"></a> |
| 74 | ············<a·id="idp7 | 74 | ············<a·id="idp74285752"·class="indexterm"></a> |
| 75 | ············<p>Il·formato·<code·class="filename">.gih</code>·("<span·class="emphasis"><em>g</em></span>imp·<span·class="emphasis"><em>i</em></span>mage·<span·class="emphasis"><em>h</em></span>ose")·viene·usato·per·i·pennelli·animati.·Questi·pennelli·sono·costituiti·da·immagini·contenenti·livelli·multipli:·ogni·livello·può·contenere·più·forme-pennello,·disposte·in·una·griglia.·Al·momento·del·salvataggio·dell'immagine·come·file·<code·class="filename">.gih</code>,·la·finestra·di·dialogo·che·si·porta·in·primo·piano·permette·di·descrivere·il·formato·del·pennello.·Vedere·la·sezione·<a·class="link"·href="gimp-using-animated-brushes.html"·title="8. La·finestra·di·dialogo·GIH">La·finestra·di·dialogo·GIH</a>·per·informazioni·aggiuntive.·Il·formato·GIH·è·piuttosto·complicato:·una·descrizione·completa·di·esso·la·si·può·trovare·nel·file·<code·class="filename">gih.txt</code>·presente·nella·cartella·<code·class="filename">devel-docs</code>·dei·sorgenti·di·GIMP.</p> | 75 | ············<p>Il·formato·<code·class="filename">.gih</code>·("<span·class="emphasis"><em>g</em></span>imp·<span·class="emphasis"><em>i</em></span>mage·<span·class="emphasis"><em>h</em></span>ose")·viene·usato·per·i·pennelli·animati.·Questi·pennelli·sono·costituiti·da·immagini·contenenti·livelli·multipli:·ogni·livello·può·contenere·più·forme-pennello,·disposte·in·una·griglia.·Al·momento·del·salvataggio·dell'immagine·come·file·<code·class="filename">.gih</code>,·la·finestra·di·dialogo·che·si·porta·in·primo·piano·permette·di·descrivere·il·formato·del·pennello.·Vedere·la·sezione·<a·class="link"·href="gimp-using-animated-brushes.html"·title="8. La·finestra·di·dialogo·GIH">La·finestra·di·dialogo·GIH</a>·per·informazioni·aggiuntive.·Il·formato·GIH·è·piuttosto·complicato:·una·descrizione·completa·di·esso·la·si·può·trovare·nel·file·<code·class="filename">gih.txt</code>·presente·nella·cartella·<code·class="filename">devel-docs</code>·dei·sorgenti·di·GIMP.</p> |
| 76 | ··········</dd> | 76 | ··········</dd> |
| 77 | ··········<dt> | 77 | ··········<dt> |
| 78 | ············<span·class="term">VBR</span> | 78 | ············<span·class="term">VBR</span> |
| 79 | ··········</dt> | 79 | ··········</dt> |
| 80 | ··········<dd> | 80 | ··········<dd> |
| 81 | ············<a·id="idp | 81 | ············<a·id="idp69422264"·class="indexterm"></a> |
| 82 | ············<a·id="idp | 82 | ············<a·id="idp69423160"·class="indexterm"></a> |
| 83 | ············<p>Il·formato·file·<code·class="filename">.vbr</code>·viene·usato·per·i·pennelli·parametrici,·cioè·i·pennelli·creati·usando·l'editor·dei·pennelli.·Non·c'è·nessun·altro·modo·concreto·per·ottenere·dei·file·in·questo·formato.</p> | 83 | ············<p>Il·formato·file·<code·class="filename">.vbr</code>·viene·usato·per·i·pennelli·parametrici,·cioè·i·pennelli·creati·usando·l'editor·dei·pennelli.·Non·c'è·nessun·altro·modo·concreto·per·ottenere·dei·file·in·questo·formato.</p> |
| 84 | ··········</dd> | 84 | ··········</dd> |
| 85 | ········</dl> | 85 | ········</dl> |
| 86 | ······</div> | 86 | ······</div> |
| 87 | ······<p>Per·rendere·un·pennello·disponibile,·piazzarlo·in·una·delle·cartelle·presenti·nel·percorso·di·ricerca·dei·pennelli·di·GIMP.·Il·percorso·di·ricerca·predefinito·include·due·cartelle,·la·cartella·di·sistema·<code·class="filename">brushes</code>,·che·non·andrebbe·modificata,·e·la·cartella·<code·class="filename">brushes</code>·presente·all'interno·della·cartella·personale·dell'utente·di·GIMP.·È·comunque·possibile·aggiungere·nuove·cartelle·al·percorso·di·ricerca·usando·la·pagina·Cartelle·pennelli·della·finestra·delle·preferenze.·Ogni·file·GBR,·GIH·o·VBR·presente·in·una·cartella·nel·percorso·di·ricerca·verrà·mostrato·nella·finestra·dei·pennelli·al·successivo·riavvio·di·GIMP·o·alla·pressione·del·pulsante·<span·class="guibutton">Ricarica</span>·presente·nella·finestra·dei·pennelli.</p> | 87 | ······<p>Per·rendere·un·pennello·disponibile,·piazzarlo·in·una·delle·cartelle·presenti·nel·percorso·di·ricerca·dei·pennelli·di·GIMP.·Il·percorso·di·ricerca·predefinito·include·due·cartelle,·la·cartella·di·sistema·<code·class="filename">brushes</code>,·che·non·andrebbe·modificata,·e·la·cartella·<code·class="filename">brushes</code>·presente·all'interno·della·cartella·personale·dell'utente·di·GIMP.·È·comunque·possibile·aggiungere·nuove·cartelle·al·percorso·di·ricerca·usando·la·pagina·Cartelle·pennelli·della·finestra·delle·preferenze.·Ogni·file·GBR,·GIH·o·VBR·presente·in·una·cartella·nel·percorso·di·ricerca·verrà·mostrato·nella·finestra·dei·pennelli·al·successivo·riavvio·di·GIMP·o·alla·pressione·del·pulsante·<span·class="guibutton">Ricarica</span>·presente·nella·finestra·dei·pennelli.</p> |
| 88 | ······<div·class="note"·title="Nota"·style="margin-left:·0.5in;·margin-right:·0.5in;"> | 88 | ······<div·class="note"·title="Nota"·style="margin-left:·0.5in;·margin-right:·0.5in;"> |
| 89 | ········<table·border="0"·summary="Note"> | 89 | ········<table·border="0"·summary="Note"> |
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| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="gimp-image-resize-to-layers"></a>6.12. Imposta·la·superficie·ai·livelli</h3> | 39 | ············<h3·class="title"><a·id="gimp-image-resize-to-layers"></a>6.12. Imposta·la·superficie·ai·livelli</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp | 43 | ······<a·id="idp91676984"·class="indexterm"></a> |
| 44 | ······<a·id="idp | 44 | ······<a·id="idp91678264"·class="indexterm"></a> |
| 45 | ······<p>Il·comando·<span·class="guimenuitem">Imposta·la·superficie·ai·livelli</span>·adatta·le·dimensioni·della·superficie·disegnabile·alla·dimensione·del·livello·più·grande·nell'immagine,·sia·in·altezza·che·in·larghezza.</p> | 45 | ······<p>Il·comando·<span·class="guimenuitem">Imposta·la·superficie·ai·livelli</span>·adatta·le·dimensioni·della·superficie·disegnabile·alla·dimensione·del·livello·più·grande·nell'immagine,·sia·in·altezza·che·in·larghezza.</p> |
| 46 | ······<p>Quando·si·crea·o·si·apre·un'immagine,·la·dimensione·della·superficie·corrisponde·alla·dimensione·dell'immagine·e·rimane·la·stessa·all'aggiunta·di·nuovi·livelli.·Se·si·aggiunge·un·livello·più·grande·della·dimensione·della·superficie·immagine,·solo·l'area·delimitata·dalla·superficie·sarà·visibile.·Per·mostrare·l'intero·livello·è·necessario·usare·questo·comando.</p> | 46 | ······<p>Quando·si·crea·o·si·apre·un'immagine,·la·dimensione·della·superficie·corrisponde·alla·dimensione·dell'immagine·e·rimane·la·stessa·all'aggiunta·di·nuovi·livelli.·Se·si·aggiunge·un·livello·più·grande·della·dimensione·della·superficie·immagine,·solo·l'area·delimitata·dalla·superficie·sarà·visibile.·Per·mostrare·l'intero·livello·è·necessario·usare·questo·comando.</p> |
| 47 | ······<div·class="sect3"·title="6.12.1. Attivazione·del·comando"> | 47 | ······<div·class="sect3"·title="6.12.1. Attivazione·del·comando"> |
| 48 | ········<div·class="titlepage"> | 48 | ········<div·class="titlepage"> |
| 49 | ··········<div> | 49 | ··········<div> |
| 50 | ············<div> | 50 | ············<div> |
| 51 | ··············<h4·class="title"><a·id="idp | 51 | ··············<h4·class="title"><a·id="idp91807416"></a>6.12.1. Attivazione·del·comando</h4> |
| 52 | ············</div> | 52 | ············</div> |
| 53 | ··········</div> | 53 | ··········</div> |
| 54 | ········</div> | 54 | ········</div> |
| 55 | ········<div·class="itemizedlist"> | 55 | ········<div·class="itemizedlist"> |
| 56 | ··········<ul·class="itemizedlist"·type="disc"> | 56 | ··········<ul·class="itemizedlist"·type="disc"> |
| 57 | ············<li·class="listitem"> | 57 | ············<li·class="listitem"> |
| 58 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Immagine</span>·→·<span·class="guimenuitem">Imposta·la·superficie·ai·livelli</span>.</p> | 58 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Immagine</span>·→·<span·class="guimenuitem">Imposta·la·superficie·ai·livelli</span>.</p> |
| Offset 36, 20 lines modified | Offset 36, 20 lines modified | ||
| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h2·class="title"·style="clear:·both"><a·id="gimp-concepts-script-fu"></a>2. Uso·degli·script·Script-Fu</h2> | 39 | ············<h2·class="title"·style="clear:·both"><a·id="gimp-concepts-script-fu"></a>2. Uso·degli·script·Script-Fu</h2> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp6 | 43 | ······<a·id="idp69251640"·class="indexterm"></a> |
| 44 | ······<div·class="sect2"·title="2.1. Script-Fu?"> | 44 | ······<div·class="sect2"·title="2.1. Script-Fu?"> |
| 45 | ········<div·class="titlepage"> | 45 | ········<div·class="titlepage"> |
| 46 | ··········<div> | 46 | ··········<div> |
| 47 | ············<div> | 47 | ············<div> |
| 48 | ··············<h3·class="title"><a·id="idp6 | 48 | ··············<h3·class="title"><a·id="idp69252920"></a>2.1. Script-Fu?</h3> |
| 49 | ············</div> | 49 | ············</div> |
| 50 | ··········</div> | 50 | ··········</div> |
| 51 | ········</div> | 51 | ········</div> |
| 52 | ········<p>Gli·Script-Fu·corrispondono·grossomodo·a·ciò·che·nel·mondo·Windows·viene·chiamato·comunemente·<span·class="quote">«<span·class="quote">macro</span>»</span>,·solo·più·potenti.·Gli·Script-Fu·sono·basati·su·un·linguaggio·interpretato·chiamato·Scheme,·e·lavorano·interrogando·le·funzioni·presenti·nel·database·di·<acronym·class="acronym">GIMP</acronym>.·Con·gli·Script-Fu·è·eseguire·qualunque·comando,·anche·se·gli·utenti·medi·di·<acronym·class="acronym">GIMP</acronym>·li·adoperano·prevalentemente·per·automatizzare·operazioni·che:</p> | 52 | ········<p>Gli·Script-Fu·corrispondono·grossomodo·a·ciò·che·nel·mondo·Windows·viene·chiamato·comunemente·<span·class="quote">«<span·class="quote">macro</span>»</span>,·solo·più·potenti.·Gli·Script-Fu·sono·basati·su·un·linguaggio·interpretato·chiamato·Scheme,·e·lavorano·interrogando·le·funzioni·presenti·nel·database·di·<acronym·class="acronym">GIMP</acronym>.·Con·gli·Script-Fu·è·eseguire·qualunque·comando,·anche·se·gli·utenti·medi·di·<acronym·class="acronym">GIMP</acronym>·li·adoperano·prevalentemente·per·automatizzare·operazioni·che:</p> |
| 53 | ········<div·class="itemizedlist"> | 53 | ········<div·class="itemizedlist"> |
| 54 | ··········<ul·class="itemizedlist"·type="disc"> | 54 | ··········<ul·class="itemizedlist"·type="disc"> |
| 55 | ············<li·class="listitem"> | 55 | ············<li·class="listitem"> |
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| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="plug-in-ripple"></a>4.13. Increspature</h3> | 39 | ············<h3·class="title"><a·id="plug-in-ripple"></a>4.13. Increspature</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp | 43 | ······<a·id="idp75519928"·class="indexterm"></a> |
| 44 | ······<a·id="idp | 44 | ······<a·id="idp75521592"·class="indexterm"></a> |
| 45 | ······<div·class="sect3"·title="4.13.1. Panoramica"> | 45 | ······<div·class="sect3"·title="4.13.1. Panoramica"> |
| 46 | ········<div·class="titlepage"> | 46 | ········<div·class="titlepage"> |
| 47 | ··········<div> | 47 | ··········<div> |
| 48 | ············<div> | 48 | ············<div> |
| 49 | ··············<h4·class="title"><a·id="idp | 49 | ··············<h4·class="title"><a·id="idp75522488"></a>4.13.1. Panoramica</h4> |
| 50 | ············</div> | 50 | ············</div> |
| 51 | ··········</div> | 51 | ··········</div> |
| 52 | ········</div> | 52 | ········</div> |
| 53 | ········<div·class="figure"> | 53 | ········<div·class="figure"> |
| 54 | ··········<a·id="idp | 54 | ··········<a·id="idp75523128"></a> |
| 55 | ··········<p·class="title"> | 55 | ··········<p·class="title"> |
| 56 | ············<strong>Figura 17.67. Esempio·del·filtro·<span·class="quote">«<span·class="quote">Increspature</span>»</span></strong> | 56 | ············<strong>Figura 17.67. Esempio·del·filtro·<span·class="quote">«<span·class="quote">Increspature</span>»</span></strong> |
| 57 | ··········</p> | 57 | ··········</p> |
| 58 | ··········<div·class="figure-contents"> | 58 | ··········<div·class="figure-contents"> |
| 59 | ············<div·class="mediaobject"> | 59 | ············<div·class="mediaobject"> |
| 60 | ··············<img·src="images/filters/examples/taj_orig.jpg"·alt="Esempio·del·filtro·Increspature"·/> | 60 | ··············<img·src="images/filters/examples/taj_orig.jpg"·alt="Esempio·del·filtro·Increspature"·/> |
| 61 | ··············<div·class="caption"> | 61 | ··············<div·class="caption"> |
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| 73 | ········<br·class="figure-break"·/> | 73 | ········<br·class="figure-break"·/> |
| 74 | ········<p>Sposta·i·pixel·del·livello·o·della·selezione·corrente·secondo·delle·onde·o·delle·increspature·che·richiamano·i·riflessi·su·uno·specchio·d'acqua·agitato.</p> | 74 | ········<p>Sposta·i·pixel·del·livello·o·della·selezione·corrente·secondo·delle·onde·o·delle·increspature·che·richiamano·i·riflessi·su·uno·specchio·d'acqua·agitato.</p> |
| 75 | ······</div> | 75 | ······</div> |
| 76 | ······<div·class="sect3"·title="4.13.2. Attivazione·del·filtro"> | 76 | ······<div·class="sect3"·title="4.13.2. Attivazione·del·filtro"> |
| 77 | ········<div·class="titlepage"> | 77 | ········<div·class="titlepage"> |
| 78 | ··········<div> | 78 | ··········<div> |
| 79 | ············<div> | 79 | ············<div> |
| 80 | ··············<h4·class="title"><a·id="idp7 | 80 | ··············<h4·class="title"><a·id="idp75840440"></a>4.13.2. Attivazione·del·filtro</h4> |
| 81 | ············</div> | 81 | ············</div> |
| 82 | ··········</div> | 82 | ··········</div> |
| 83 | ········</div> | 83 | ········</div> |
| 84 | ········<p>Questo·filtro·si·trova·nel·menu·immagine:·<span·class="guimenu">Filtri</span>·→·<span·class="guisubmenu">Distorsioni</span>·→·<span·class="guisubmenu">Increspature</span>.</p> | 84 | ········<p>Questo·filtro·si·trova·nel·menu·immagine:·<span·class="guimenu">Filtri</span>·→·<span·class="guisubmenu">Distorsioni</span>·→·<span·class="guisubmenu">Increspature</span>.</p> |
| 85 | ······</div> | 85 | ······</div> |
| 86 | ······<div·class="sect3"·title="4.13.3. Opzioni"> | 86 | ······<div·class="sect3"·title="4.13.3. Opzioni"> |
| 87 | ········<div·class="titlepage"> | 87 | ········<div·class="titlepage"> |
| 88 | ··········<div> | 88 | ··········<div> |
| 89 | ············<div> | 89 | ············<div> |
| 90 | ··············<h4·class="title"><a·id="idp7 | 90 | ··············<h4·class="title"><a·id="idp75843128"></a>4.13.3. Opzioni</h4> |
| 91 | ············</div> | 91 | ············</div> |
| 92 | ··········</div> | 92 | ··········</div> |
| 93 | ········</div> | 93 | ········</div> |
| 94 | ········<div·class="figure"> | 94 | ········<div·class="figure"> |
| 95 | ··········<a·id="idp7 | 95 | ··········<a·id="idp75843768"></a> |
| 96 | ··········<p·class="title"> | 96 | ··········<p·class="title"> |
| 97 | ············<strong>Figura 17.68. Opzioni·del·filtro·<span·class="quote">«<span·class="quote">Increspature</span>»</span></strong> | 97 | ············<strong>Figura 17.68. Opzioni·del·filtro·<span·class="quote">«<span·class="quote">Increspature</span>»</span></strong> |
| 98 | ··········</p> | 98 | ··········</p> |
| 99 | ··········<div·class="figure-contents"> | 99 | ··········<div·class="figure-contents"> |
| 100 | ············<div·class="mediaobject"> | 100 | ············<div·class="mediaobject"> |
| 101 | ··············<img·src="images/filters/distort/ripple.png"·alt="Opzioni·del·filtro·Increspature"·/> | 101 | ··············<img·src="images/filters/distort/ripple.png"·alt="Opzioni·del·filtro·Increspature"·/> |
| 102 | ············</div> | 102 | ············</div> |
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| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="plug-in-palettemap"></a>8.24. Mappa·tavolozza</h3> | 39 | ············<h3·class="title"><a·id="plug-in-palettemap"></a>8.24. Mappa·tavolozza</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp | 43 | ······<a·id="idp82080312"·class="indexterm"></a> |
| 44 | ······<a·id="idp | 44 | ······<a·id="idp82081976"·class="indexterm"></a> |
| 45 | ······<div·class="sect3"·title="8.24.1. Panoramica"> | 45 | ······<div·class="sect3"·title="8.24.1. Panoramica"> |
| 46 | ········<div·class="titlepage"> | 46 | ········<div·class="titlepage"> |
| 47 | ··········<div> | 47 | ··········<div> |
| 48 | ············<div> | 48 | ············<div> |
| 49 | ··············<h4·class="title"><a·id="idp | 49 | ··············<h4·class="title"><a·id="idp82246712"></a>8.24.1. Panoramica</h4> |
| 50 | ············</div> | 50 | ············</div> |
| 51 | ··········</div> | 51 | ··········</div> |
| 52 | ········</div> | 52 | ········</div> |
| 53 | ········<p>Questo·plug-in·ricolora·l'immagine·corrente·utilizzando·i·colori·della·tavozza·attiva·scelta·con·<span·class="guimenu">Finestre</span>·→·<span·class="guimenuitem">Tavolozze</span>.</p> | 53 | ········<p>Questo·plug-in·ricolora·l'immagine·corrente·utilizzando·i·colori·della·tavozza·attiva·scelta·con·<span·class="guimenu">Finestre</span>·→·<span·class="guimenuitem">Tavolozze</span>.</p> |
| 54 | ········<p>Mappa·la·tavolozza·correntemente·attiva·sul·contenuto·dell'elemento·specificato·(livello,·selezione...).·Calcola·la·luminosità·di·ciascun·pixel·e·rimpiazza·il·pixel·con·il·campione·della·tavolozza·all'indice·corispondente.·Un·pixel·completamente·nero·si·trasforma·nel·colore·della·tavolozza·di·indice·più·basso·mentre·un·pixel·completamente·bianco·nel·colore·di·indice·più·alto.·Funziona·sia·su·immagini·in·scala·di·grigi·che·a·colori·RGB·con·e·senza·canale·alfa.</p> | 54 | ········<p>Mappa·la·tavolozza·correntemente·attiva·sul·contenuto·dell'elemento·specificato·(livello,·selezione...).·Calcola·la·luminosità·di·ciascun·pixel·e·rimpiazza·il·pixel·con·il·campione·della·tavolozza·all'indice·corispondente.·Un·pixel·completamente·nero·si·trasforma·nel·colore·della·tavolozza·di·indice·più·basso·mentre·un·pixel·completamente·bianco·nel·colore·di·indice·più·alto.·Funziona·sia·su·immagini·in·scala·di·grigi·che·a·colori·RGB·con·e·senza·canale·alfa.</p> |
| 55 | ······</div> | 55 | ······</div> |
| 56 | ······<div·class="sect3"·title="8.24.2. Attivazione·del·filtro"> | 56 | ······<div·class="sect3"·title="8.24.2. Attivazione·del·filtro"> |
| 57 | ········<div·class="titlepage"> | 57 | ········<div·class="titlepage"> |
| 58 | ··········<div> | 58 | ··········<div> |
| 59 | ············<div> | 59 | ············<div> |
| 60 | ··············<h4·class="title"><a·id="idp | 60 | ··············<h4·class="title"><a·id="idp82249400"></a>8.24.2. Attivazione·del·filtro</h4> |
| 61 | ············</div> | 61 | ············</div> |
| 62 | ··········</div> | 62 | ··········</div> |
| 63 | ········</div> | 63 | ········</div> |
| 64 | ········<p>Si·può·attivare·questo·comando·nella·finestra·immagine·sotto·<span·class="guimenu">Colori</span>·→·<span·class="guisubmenu">Mappa</span>·→·<span·class="guimenuitem">Mappa·tavolozza</span>.</p> | 64 | ········<p>Si·può·attivare·questo·comando·nella·finestra·immagine·sotto·<span·class="guimenu">Colori</span>·→·<span·class="guisubmenu">Mappa</span>·→·<span·class="guimenuitem">Mappa·tavolozza</span>.</p> |
| 65 | ······</div> | 65 | ······</div> |
| 66 | ······<div·class="sect3"·title="8.24.3. Esempi"> | 66 | ······<div·class="sect3"·title="8.24.3. Esempi"> |
| 67 | ········<div·class="titlepage"> | 67 | ········<div·class="titlepage"> |
| 68 | ··········<div> | 68 | ··········<div> |
| 69 | ············<div> | 69 | ············<div> |
| 70 | ··············<h4·class="title"><a·id="idp | 70 | ··············<h4·class="title"><a·id="idp82284856"></a>8.24.3. Esempi</h4> |
| 71 | ············</div> | 71 | ············</div> |
| 72 | ··········</div> | 72 | ··········</div> |
| 73 | ········</div> | 73 | ········</div> |
| 74 | ········<div·class="figure"> | 74 | ········<div·class="figure"> |
| 75 | ··········<a·id="idp | 75 | ··········<a·id="idp82285496"></a> |
| 76 | ··········<p·class="title"> | 76 | ··········<p·class="title"> |
| 77 | ············<strong>Figura 16.168. La·tavolozza·attiva·viene·applicata·ad·una·immagine·in·scala·di·grigi</strong> | 77 | ············<strong>Figura 16.168. La·tavolozza·attiva·viene·applicata·ad·una·immagine·in·scala·di·grigi</strong> |
| 78 | ··········</p> | 78 | ··········</p> |
| 79 | ··········<div·class="figure-contents"> | 79 | ··········<div·class="figure-contents"> |
| 80 | ············<div·class="mediaobject"> | 80 | ············<div·class="mediaobject"> |
| 81 | ··············<img·src="images/menus/colors/map/palettemap-ex1.png"·alt="La·tavolozza·attiva·viene·applicata·ad·una·immagine·in·scala·di·grigi"·/> | 81 | ··············<img·src="images/menus/colors/map/palettemap-ex1.png"·alt="La·tavolozza·attiva·viene·applicata·ad·una·immagine·in·scala·di·grigi"·/> |
| 82 | ··············<div·class="caption"> | 82 | ··············<div·class="caption"> |
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| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h2·class="title"·style="clear:·both"><a·id="gimp-using-web"></a>2. Preparare·immagini·per·Internet</h2> | 39 | ············<h2·class="title"·style="clear:·both"><a·id="gimp-using-web"></a>2. Preparare·immagini·per·Internet</h2> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp64 | 43 | ······<a·id="idp64684216"·class="indexterm"></a> |
| 44 | ······<p>Uno·degli·usi·più·comuni·di·<acronym·class="acronym">GIMP</acronym>·è·per·preparare·immagini·che·devono·apparire·meglio·possibile·su·un·sito·Web.·Questo·significa·che·le·immagini·devono·rendere·il·meglio·possibile·ma·contemporaneamente·non·essere·troppo·grandi·per·non·appesantire·la·fruibilità·del·sito.·Questa·piccola·guida·passo·passo·spiegherà·come·ottenere·il·risultato·di·file·immagine·di·piccola·dimensione·con·una·degradazione·minima·nella·qualità.</p> | 44 | ······<p>Uno·degli·usi·più·comuni·di·<acronym·class="acronym">GIMP</acronym>·è·per·preparare·immagini·che·devono·apparire·meglio·possibile·su·un·sito·Web.·Questo·significa·che·le·immagini·devono·rendere·il·meglio·possibile·ma·contemporaneamente·non·essere·troppo·grandi·per·non·appesantire·la·fruibilità·del·sito.·Questa·piccola·guida·passo·passo·spiegherà·come·ottenere·il·risultato·di·file·immagine·di·piccola·dimensione·con·una·degradazione·minima·nella·qualità.</p> |
| 45 | ······<div·class="sect2"·title="2.1. Immagini·con·un·rapporto·ottimale·dimensione/qualità"> | 45 | ······<div·class="sect2"·title="2.1. Immagini·con·un·rapporto·ottimale·dimensione/qualità"> |
| 46 | ········<div·class="titlepage"> | 46 | ········<div·class="titlepage"> |
| 47 | ··········<div> | 47 | ··········<div> |
| 48 | ············<div> | 48 | ············<div> |
| 49 | ··············<h3·class="title"><a·id="gimp-using-web-size-vs-quality"></a>2.1. Immagini·con·un·rapporto·ottimale·dimensione/qualità</h3> | 49 | ··············<h3·class="title"><a·id="gimp-using-web-size-vs-quality"></a>2.1. Immagini·con·un·rapporto·ottimale·dimensione/qualità</h3> |
| 50 | ············</div> | 50 | ············</div> |
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| 52 | ········</div> | 52 | ········</div> |
| 53 | ········<p>Un'immagine·ottimale·per·il·web·dipende·dal·tipo·di·immagine·e·dal·formato·file·in·uso.·Se·si·vuole·esporre·fotografie·con·molti·colori,·è·necessario·usare·quasi·esclusivamente·il·formato·<a·class="link"·href="gimp-images-out.html#file-jpeg-save"·title="1.2.2. Esporta·l'immagine·come·JPEG">JPEG</a>.·Se·l'immagine·contiene·meno·colori,·probabilmente·non·è·una·fotografia·ma·un·disegno·come·un·pulsante·o·una·schermata,·ci·si·trova·meglio·usando·il·formato·<a·class="link"·href="gimp-images-out.html#file-png-load">PNG</a>.</p> | 53 | ········<p>Un'immagine·ottimale·per·il·web·dipende·dal·tipo·di·immagine·e·dal·formato·file·in·uso.·Se·si·vuole·esporre·fotografie·con·molti·colori,·è·necessario·usare·quasi·esclusivamente·il·formato·<a·class="link"·href="gimp-images-out.html#file-jpeg-save"·title="1.2.2. Esporta·l'immagine·come·JPEG">JPEG</a>.·Se·l'immagine·contiene·meno·colori,·probabilmente·non·è·una·fotografia·ma·un·disegno·come·un·pulsante·o·una·schermata,·ci·si·trova·meglio·usando·il·formato·<a·class="link"·href="gimp-images-out.html#file-png-load">PNG</a>.</p> |
| 54 | ········<div·class="procedure"> | 54 | ········<div·class="procedure"> |
| 55 | ··········<ol·class="procedure"·type="1"> | 55 | ··········<ol·class="procedure"·type="1"> |
| 56 | ············<li·class="step"·title="Passo·1"> | 56 | ············<li·class="step"·title="Passo·1"> |
| 57 | ··············<p>Per·prima·cosa·aprire·l'immagine·come·di·consueto.·Nel·nostro·caso·apriremo·l'immagine·di·Wilber·come·esempio.</p> | 57 | ··············<p>Per·prima·cosa·aprire·l'immagine·come·di·consueto.·Nel·nostro·caso·apriremo·l'immagine·di·Wilber·come·esempio.</p> |
| 58 | ··············<div·class="figure"> | 58 | ··············<div·class="figure"> |
| 59 | ················<a·id="idp64 | 59 | ················<a·id="idp64689464"></a> |
| 60 | ················<p·class="title"> | 60 | ················<p·class="title"> |
| 61 | ··················<strong>Figura 6.7. L'immagine·di·Wilber·aperta·in·modalità·RGBA</strong> | 61 | ··················<strong>Figura 6.7. L'immagine·di·Wilber·aperta·in·modalità·RGBA</strong> |
| 62 | ················</p> | 62 | ················</p> |
| 63 | ················<div·class="figure-contents"> | 63 | ················<div·class="figure-contents"> |
| 64 | ··················<div·class="mediaobject"> | 64 | ··················<div·class="mediaobject"> |
| 65 | ····················<img·src="images/using/preparing_for_web1.png"·alt="L'immagine·di·Wilber·aperta·in·modalità·RGBA"·/> | 65 | ····················<img·src="images/using/preparing_for_web1.png"·alt="L'immagine·di·Wilber·aperta·in·modalità·RGBA"·/> |
| 66 | ··················</div> | 66 | ··················</div> |
| Offset 36, 22 lines modified | Offset 36, 22 lines modified | ||
| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="gimp-selection-to-channel"></a>4.17. Salva·nel·canale</h3> | 39 | ············<h3·class="title"><a·id="gimp-selection-to-channel"></a>4.17. Salva·nel·canale</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp83 | 43 | ······<a·id="idp83626296"·class="indexterm"></a> |
| 44 | ······<p>Il·comando·<span·class="guimenuitem">Salva·nel·canale</span>·salva·la·selezione·come·un·canale.·Il·canale·in·seguito·può·essere·usato·come·maschera·di·selezione·canale.·Potete·trovare·ulteriori·informazioni·sull'argomento·consultando·la·sezione·<a·class="link"·href="gimp-channel-dialog.html"·title="2.2. Finestra·di·dialogo·canali">finestra·di·dialogo·dei·canali</a>.</p> | 44 | ······<p>Il·comando·<span·class="guimenuitem">Salva·nel·canale</span>·salva·la·selezione·come·un·canale.·Il·canale·in·seguito·può·essere·usato·come·maschera·di·selezione·canale.·Potete·trovare·ulteriori·informazioni·sull'argomento·consultando·la·sezione·<a·class="link"·href="gimp-channel-dialog.html"·title="2.2. Finestra·di·dialogo·canali">finestra·di·dialogo·dei·canali</a>.</p> |
| 45 | ······<p>Si·troverà·un·semplice·esempio·di·come·usare·questo·comando·nell'introduzione·di·<a·class="xref"·href="filters-alpha-to-logo.html"·title="16. Filtri·alfa·a·logotipo">Sezione 16,·«Filtri·alfa·a·logotipo»</a>.·Esso·mostra·come·convertire·una·selezione·in·un·canale·alfa·in·modo·tale·da·poter·applicare·un·filtro·alfa·a·logotipo·a·questa·selezione.</p> | 45 | ······<p>Si·troverà·un·semplice·esempio·di·come·usare·questo·comando·nell'introduzione·di·<a·class="xref"·href="filters-alpha-to-logo.html"·title="16. Filtri·alfa·a·logotipo">Sezione 16,·«Filtri·alfa·a·logotipo»</a>.·Esso·mostra·come·convertire·una·selezione·in·un·canale·alfa·in·modo·tale·da·poter·applicare·un·filtro·alfa·a·logotipo·a·questa·selezione.</p> |
| 46 | ······<div·class="sect3"·title="4.17.1. Attivazione·del·comando"> | 46 | ······<div·class="sect3"·title="4.17.1. Attivazione·del·comando"> |
| 47 | ········<div·class="titlepage"> | 47 | ········<div·class="titlepage"> |
| 48 | ··········<div> | 48 | ··········<div> |
| 49 | ············<div> | 49 | ············<div> |
| 50 | ··············<h4·class="title"><a·id="idp83 | 50 | ··············<h4·class="title"><a·id="idp83814072"></a>4.17.1. Attivazione·del·comando</h4> |
| 51 | ············</div> | 51 | ············</div> |
| 52 | ··········</div> | 52 | ··········</div> |
| 53 | ········</div> | 53 | ········</div> |
| 54 | ········<div·class="itemizedlist"> | 54 | ········<div·class="itemizedlist"> |
| 55 | ··········<ul·class="itemizedlist"·type="disc"> | 55 | ··········<ul·class="itemizedlist"·type="disc"> |
| 56 | ············<li·class="listitem"> | 56 | ············<li·class="listitem"> |
| 57 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Seleziona</span>·→·<span·class="guimenuitem">Salva·nel·canale</span>.</p> | 57 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Seleziona</span>·→·<span·class="guimenuitem">Salva·nel·canale</span>.</p> |
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| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="plug-in-oilify"></a>10.7. Pittura·ad·olio</h3> | 39 | ············<h3·class="title"><a·id="plug-in-oilify"></a>10.7. Pittura·ad·olio</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp | 43 | ······<a·id="idp91164600"·class="indexterm"></a> |
| 44 | ······<a·id="idp | 44 | ······<a·id="idp91166264"·class="indexterm"></a> |
| 45 | ······<div·class="sect3"·title="10.7.1. Panoramica"> | 45 | ······<div·class="sect3"·title="10.7.1. Panoramica"> |
| 46 | ········<div·class="titlepage"> | 46 | ········<div·class="titlepage"> |
| 47 | ··········<div> | 47 | ··········<div> |
| 48 | ············<div> | 48 | ············<div> |
| 49 | ··············<h4·class="title"><a·id="idp | 49 | ··············<h4·class="title"><a·id="idp91167160"></a>10.7.1. Panoramica</h4> |
| 50 | ············</div> | 50 | ············</div> |
| 51 | ··········</div> | 51 | ··········</div> |
| 52 | ········</div> | 52 | ········</div> |
| 53 | ········<div·class="figure"> | 53 | ········<div·class="figure"> |
| 54 | ··········<a·id="idp | 54 | ··········<a·id="idp91180088"></a> |
| 55 | ··········<p·class="title"> | 55 | ··········<p·class="title"> |
| 56 | ············<strong>Figura 17.191. Esempio·del·filtro·<span·class="quote">«<span·class="quote">Pittura·ad·olio</span>»</span></strong> | 56 | ············<strong>Figura 17.191. Esempio·del·filtro·<span·class="quote">«<span·class="quote">Pittura·ad·olio</span>»</span></strong> |
| 57 | ··········</p> | 57 | ··········</p> |
| 58 | ··········<div·class="figure-contents"> | 58 | ··········<div·class="figure-contents"> |
| 59 | ············<div·class="mediaobject"> | 59 | ············<div·class="mediaobject"> |
| 60 | ··············<img·src="images/filters/examples/taj_orig.jpg"·alt="Esempio·del·filtro·Pittura·ad·olio"·/> | 60 | ··············<img·src="images/filters/examples/taj_orig.jpg"·alt="Esempio·del·filtro·Pittura·ad·olio"·/> |
| 61 | ··············<div·class="caption"> | 61 | ··············<div·class="caption"> |
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| 88 | ··········</table> | 88 | ··········</table> |
| 89 | ········</div> | 89 | ········</div> |
| 90 | ······</div> | 90 | ······</div> |
| 91 | ······<div·class="sect3"·title="10.7.2. Attivazione·del·filtro"> | 91 | ······<div·class="sect3"·title="10.7.2. Attivazione·del·filtro"> |
| 92 | ········<div·class="titlepage"> | 92 | ········<div·class="titlepage"> |
| 93 | ··········<div> | 93 | ··········<div> |
| 94 | ············<div> | 94 | ············<div> |
| 95 | ··············<h4·class="title"><a·id="idp | 95 | ··············<h4·class="title"><a·id="idp91187768"></a>10.7.2. Attivazione·del·filtro</h4> |
| 96 | ············</div> | 96 | ············</div> |
| 97 | ··········</div> | 97 | ··········</div> |
| 98 | ········</div> | 98 | ········</div> |
| 99 | ········<p>Questo·filtro·si·trova·nel·menu·immagine·in·<span·class="guimenu">Filtri</span>·→·<span·class="guisubmenu">Artistici</span>·→·<span·class="guimenuitem">Pittura·ad·olio</span>.</p> | 99 | ········<p>Questo·filtro·si·trova·nel·menu·immagine·in·<span·class="guimenu">Filtri</span>·→·<span·class="guisubmenu">Artistici</span>·→·<span·class="guimenuitem">Pittura·ad·olio</span>.</p> |
| 100 | ······</div> | 100 | ······</div> |
| 101 | ······<div·class="sect3"·title="10.7.3. Opzioni"> | 101 | ······<div·class="sect3"·title="10.7.3. Opzioni"> |
| 102 | ········<div·class="titlepage"> | 102 | ········<div·class="titlepage"> |
| 103 | ··········<div> | 103 | ··········<div> |
| 104 | ············<div> | 104 | ············<div> |
| 105 | ··············<h4·class="title"><a·id="idp | 105 | ··············<h4·class="title"><a·id="idp91215032"></a>10.7.3. Opzioni</h4> |
| 106 | ············</div> | 106 | ············</div> |
| 107 | ··········</div> | 107 | ··········</div> |
| 108 | ········</div> | 108 | ········</div> |
| 109 | ········<div·class="figure"> | 109 | ········<div·class="figure"> |
| 110 | ··········<a·id="idp | 110 | ··········<a·id="idp91215672"></a> |
| 111 | ··········<p·class="title"> | 111 | ··········<p·class="title"> |
| 112 | ············<strong>Figura 17.192. Opzioni·del·filtro·<span·class="quote">«<span·class="quote">Pittura·ad·olio</span>»</span></strong> | 112 | ············<strong>Figura 17.192. Opzioni·del·filtro·<span·class="quote">«<span·class="quote">Pittura·ad·olio</span>»</span></strong> |
| 113 | ··········</p> | 113 | ··········</p> |
| 114 | ··········<div·class="figure-contents"> | 114 | ··········<div·class="figure-contents"> |
| 115 | ············<div·class="mediaobject"> | 115 | ············<div·class="mediaobject"> |
| 116 | ··············<img·src="images/filters/artistic/oilify.png"·alt="Opzioni·del·filtro·Pittura·ad·olio"·/> | 116 | ··············<img·src="images/filters/artistic/oilify.png"·alt="Opzioni·del·filtro·Pittura·ad·olio"·/> |
| 117 | ············</div> | 117 | ············</div> |
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| 222 | ········<div·class="titlepage"> | 222 | ········<div·class="titlepage"> |
| 223 | ··········<div> | 223 | ··········<div> |
| 224 | ············<div> | 224 | ············<div> |
| 225 | ··············<h2·class="title"·style="clear:·both"><a·id="gimp-dialogs-introduction"></a>1. Introduzione·alle·finestre</h2> | 225 | ··············<h2·class="title"·style="clear:·both"><a·id="gimp-dialogs-introduction"></a>1. Introduzione·alle·finestre</h2> |
| 226 | ············</div> | 226 | ············</div> |
| 227 | ··········</div> | 227 | ··········</div> |
| 228 | ········</div> | 228 | ········</div> |
| 229 | ········<a·id="idp77 | 229 | ········<a·id="idp76716472"·class="indexterm"></a> |
| 230 | ········<p>In·<acronym·class="acronym">GIMP</acronym>·le·finestre·rappresentano·il·mezzo·più·comune·per·impostare·opzioni·e·controlli.·In·questa·sezione·vengono·spiegate·le·finestre·più·importanti.</p> | 230 | ········<p>In·<acronym·class="acronym">GIMP</acronym>·le·finestre·rappresentano·il·mezzo·più·comune·per·impostare·opzioni·e·controlli.·In·questa·sezione·vengono·spiegate·le·finestre·più·importanti.</p> |
| 231 | ······</div> | 231 | ······</div> |
| 232 | ····</div> | 232 | ····</div> |
| 233 | ····<div·class="navfooter"> | 233 | ····<div·class="navfooter"> |
| 234 | ······<hr·/> | 234 | ······<hr·/> |
| 235 | ······<table·width="100%"·summary="Navigation·footer"> | 235 | ······<table·width="100%"·summary="Navigation·footer"> |
| 236 | ········<tr> | 236 | ········<tr> |
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| 44 | ········<div·class="titlepage"> | 44 | ········<div·class="titlepage"> |
| 45 | ··········<div> | 45 | ··········<div> |
| 46 | ············<div> | 46 | ············<div> |
| 47 | ··············<h3·class="title"><a·id="filters-alpha-to-logo-introduction"></a>16.1. Introduzione</h3> | 47 | ··············<h3·class="title"><a·id="filters-alpha-to-logo-introduction"></a>16.1. Introduzione</h3> |
| 48 | ············</div> | 48 | ············</div> |
| 49 | ··········</div> | 49 | ··········</div> |
| 50 | ········</div> | 50 | ········</div> |
| 51 | ········<a·id="idp9 | 51 | ········<a·id="idp94136760"·class="indexterm"></a> |
| 52 | ········<div·class="figure"> | 52 | ········<div·class="figure"> |
| 53 | ··········<a·id="idp8 | 53 | ··········<a·id="idp87944248"></a> |
| 54 | ··········<p·class="title"> | 54 | ··········<p·class="title"> |
| 55 | ············<strong>Figura 17.369. Il·menu·filtri·<span·class="quote">«<span·class="quote">Alfa·a·logotipo</span>»</span></strong> | 55 | ············<strong>Figura 17.369. Il·menu·filtri·<span·class="quote">«<span·class="quote">Alfa·a·logotipo</span>»</span></strong> |
| 56 | ··········</p> | 56 | ··········</p> |
| 57 | ··········<div·class="figure-contents"> | 57 | ··········<div·class="figure-contents"> |
| 58 | ············<div·class="mediaobject"> | 58 | ············<div·class="mediaobject"> |
| 59 | ··············<img·src="images/menus/filters/alpha-to-logo.png"·alt="Il·menu·filtri·Alfa·a·logotipo"·/> | 59 | ··············<img·src="images/menus/filters/alpha-to-logo.png"·alt="Il·menu·filtri·Alfa·a·logotipo"·/> |
| 60 | ············</div> | 60 | ············</div> |
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| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="gimp-help"></a>12.2. Aiuto</h3> | 39 | ············<h3·class="title"><a·id="gimp-help"></a>12.2. Aiuto</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp83 | 43 | ······<a·id="idp83956920"·class="indexterm"></a> |
| 44 | ······<p>Il·comando·<span·class="guimenuitem">Aiuto</span>·mostra·il·manuale·utente·di·<acronym·class="acronym">GIMP</acronym>·in·un·programma·di·navigazione·Internet.·È·possibile·impostare·il·browser·preferito·agendo·nella·sezione·<span·class="guilabel">Aiuto</span>·della·finestra·delle·<span·class="guimenu">Preferenze</span>,·come·descritto·in·<a·class="xref"·href="gimp-pimping.html#gimp-prefs-help"·title="1.5. Sistema·d'aiuto">Sezione 1.5,·«Sistema·d'aiuto»</a>.·Il·navigatore·può·essere·quello·incorporato·in·<acronym·class="acronym">GIMP</acronym>,·o·può·essere·un·browser·web·esterno.</p> | 44 | ······<p>Il·comando·<span·class="guimenuitem">Aiuto</span>·mostra·il·manuale·utente·di·<acronym·class="acronym">GIMP</acronym>·in·un·programma·di·navigazione·Internet.·È·possibile·impostare·il·browser·preferito·agendo·nella·sezione·<span·class="guilabel">Aiuto</span>·della·finestra·delle·<span·class="guimenu">Preferenze</span>,·come·descritto·in·<a·class="xref"·href="gimp-pimping.html#gimp-prefs-help"·title="1.5. Sistema·d'aiuto">Sezione 1.5,·«Sistema·d'aiuto»</a>.·Il·navigatore·può·essere·quello·incorporato·in·<acronym·class="acronym">GIMP</acronym>,·o·può·essere·un·browser·web·esterno.</p> |
| 45 | ······<div·class="tip"·title="Suggerimento"·style="margin-left:·0.5in;·margin-right:·0.5in;"> | 45 | ······<div·class="tip"·title="Suggerimento"·style="margin-left:·0.5in;·margin-right:·0.5in;"> |
| 46 | ········<table·border="0"·summary="Tip"> | 46 | ········<table·border="0"·summary="Tip"> |
| 47 | ··········<tr> | 47 | ··········<tr> |
| 48 | ············<td·rowspan="2"·align="center"·valign="top"·width="25"> | 48 | ············<td·rowspan="2"·align="center"·valign="top"·width="25"> |
| 49 | ··············<img·alt="[Suggerimento]"·src="images/tip.png"·/> | 49 | ··············<img·alt="[Suggerimento]"·src="images/tip.png"·/> |
| 50 | ············</td> | 50 | ············</td> |
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| 57 | ··········</tr> | 57 | ··········</tr> |
| 58 | ········</table> | 58 | ········</table> |
| 59 | ······</div> | 59 | ······</div> |
| 60 | ······<div·class="sect3"·title="12.2.1. Attivazione·del·comando"> | 60 | ······<div·class="sect3"·title="12.2.1. Attivazione·del·comando"> |
| 61 | ········<div·class="titlepage"> | 61 | ········<div·class="titlepage"> |
| 62 | ··········<div> | 62 | ··········<div> |
| 63 | ············<div> | 63 | ············<div> |
| 64 | ··············<h4·class="title"><a·id="idp8 | 64 | ··············<h4·class="title"><a·id="idp85180984"></a>12.2.1. Attivazione·del·comando</h4> |
| 65 | ············</div> | 65 | ············</div> |
| 66 | ··········</div> | 66 | ··········</div> |
| 67 | ········</div> | 67 | ········</div> |
| 68 | ········<div·class="itemizedlist"> | 68 | ········<div·class="itemizedlist"> |
| 69 | ··········<ul·class="itemizedlist"·type="disc"> | 69 | ··········<ul·class="itemizedlist"·type="disc"> |
| 70 | ············<li·class="listitem"> | 70 | ············<li·class="listitem"> |
| 71 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Aiuto</span>·→·<span·class="guimenuitem">Aiuto</span>·(<span·class="shortcut"><strong><span·class="keycap"><strong>F1</strong></span></strong></span>).</p> | 71 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Aiuto</span>·→·<span·class="guimenuitem">Aiuto</span>·(<span·class="shortcut"><strong><span·class="keycap"><strong>F1</strong></span></strong></span>).</p> |
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| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="gimp-layer-duplicate"></a>7.5. Duplica·livello</h3> | 39 | ············<h3·class="title"><a·id="gimp-layer-duplicate"></a>7.5. Duplica·livello</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp8 | 43 | ······<a·id="idp84090808"·class="indexterm"></a> |
| 44 | ······<a·id="idp8 | 44 | ······<a·id="idp84092472"·class="indexterm"></a> |
| 45 | ······<p>Il·comando·<span·class="guimenuitem">duplica·livello</span>·aggiunge·un·nuovo·livello·all'immagine·facendo·una·copia·esatta·del·livello·attivo.·Il·nome·del·nuovo·livello·è·lo·stesso·del·livello·originale,·ma·con·l'aggiunta·della·parola·<span·class="quote">«<span·class="quote">·copia</span>»</span>·in·coda·ad·esso.</p> | 45 | ······<p>Il·comando·<span·class="guimenuitem">duplica·livello</span>·aggiunge·un·nuovo·livello·all'immagine·facendo·una·copia·esatta·del·livello·attivo.·Il·nome·del·nuovo·livello·è·lo·stesso·del·livello·originale,·ma·con·l'aggiunta·della·parola·<span·class="quote">«<span·class="quote">·copia</span>»</span>·in·coda·ad·esso.</p> |
| 46 | ······<p>Se·si·duplica·un·livello·di·sfondo·che·non·possiede·un·canale·alfa,·al·nuovo·livello·ne·verrà·automaticamente·fornito·uno.·Inoltre,·se·ci·sono·<span·class="quote">«<span·class="quote">parassiti</span>»</span>·allegati·al·livello·attivo,·essi·non·saranno·duplicati·(se·credete·che·la·parola·<span·class="quote">«<span·class="quote">parassita</span>»</span>·significhi·solo·una·piccola·repellente·creatura,·non·preoccupatevi·di·comprendere·quest'ultima·frase).</p> | 46 | ······<p>Se·si·duplica·un·livello·di·sfondo·che·non·possiede·un·canale·alfa,·al·nuovo·livello·ne·verrà·automaticamente·fornito·uno.·Inoltre,·se·ci·sono·<span·class="quote">«<span·class="quote">parassiti</span>»</span>·allegati·al·livello·attivo,·essi·non·saranno·duplicati·(se·credete·che·la·parola·<span·class="quote">«<span·class="quote">parassita</span>»</span>·significhi·solo·una·piccola·repellente·creatura,·non·preoccupatevi·di·comprendere·quest'ultima·frase).</p> |
| 47 | ······<div·class="sect3"·title="7.5.1. Attivazione·del·comando"> | 47 | ······<div·class="sect3"·title="7.5.1. Attivazione·del·comando"> |
| 48 | ········<div·class="titlepage"> | 48 | ········<div·class="titlepage"> |
| 49 | ··········<div> | 49 | ··········<div> |
| 50 | ············<div> | 50 | ············<div> |
| 51 | ··············<h4·class="title"><a·id="idp8 | 51 | ··············<h4·class="title"><a·id="idp84116280"></a>7.5.1. Attivazione·del·comando</h4> |
| 52 | ············</div> | 52 | ············</div> |
| 53 | ··········</div> | 53 | ··········</div> |
| 54 | ········</div> | 54 | ········</div> |
| 55 | ········<div·class="itemizedlist"> | 55 | ········<div·class="itemizedlist"> |
| 56 | ··········<ul·class="itemizedlist"·type="disc"> | 56 | ··········<ul·class="itemizedlist"·type="disc"> |
| 57 | ············<li·class="listitem"> | 57 | ············<li·class="listitem"> |
| 58 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Livello</span>·→·<span·class="guimenuitem">Duplica·livello</span>,·o·dal·menu·locale·che·appare·facendo·clic·con·il·tasto·destro·sulla·finestra·di·dialogo·dei·livelli.</p> | 58 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Livello</span>·→·<span·class="guimenuitem">Duplica·livello</span>,·o·dal·menu·locale·che·appare·facendo·clic·con·il·tasto·destro·sulla·finestra·di·dialogo·dei·livelli.</p> |
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| 330 | ··················<a·href="gimp-concepts-palettes.html">12.·Tavolozze</a> | 330 | ··················<a·href="gimp-concepts-palettes.html">12.·Tavolozze</a> |
| 331 | ················</span> | 331 | ················</span> |
| 332 | ··············</dt> | 332 | ··············</dt> |
| 333 | ··············<dd> | 333 | ··············<dd> |
| 334 | ················<dl> | 334 | ················<dl> |
| 335 | ··················<dt> | 335 | ··················<dt> |
| 336 | ····················<span·class="sect2"> | 336 | ····················<span·class="sect2"> |
| 337 | ······················<a·href="gimp-concepts-palettes.html#idp | 337 | ······················<a·href="gimp-concepts-palettes.html#idp65921464">12.1.·Mappa·colore</a> |
| 338 | ····················</span> | 338 | ····················</span> |
| 339 | ··················</dt> | 339 | ··················</dt> |
| 340 | ················</dl> | 340 | ················</dl> |
| 341 | ··············</dd> | 341 | ··············</dd> |
| 342 | ··············<dt> | 342 | ··············<dt> |
| 343 | ················<span·class="sect1"> | 343 | ················<span·class="sect1"> |
| 344 | ··················<a·href="gimp-tools-presets.html">13.·Preimpostazioni</a> | 344 | ··················<a·href="gimp-tools-presets.html">13.·Preimpostazioni</a> |
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| 420 | ··················<a·href="gimp-text-tool-box.html">2.·Pannello·strumenti·di·testo</a> | 420 | ··················<a·href="gimp-text-tool-box.html">2.·Pannello·strumenti·di·testo</a> |
| 421 | ················</span> | 421 | ················</span> |
| 422 | ··············</dt> | 422 | ··············</dt> |
| 423 | ··············<dd> | 423 | ··············<dd> |
| 424 | ················<dl> | 424 | ················<dl> |
| 425 | ··················<dt> | 425 | ··················<dt> |
| 426 | ····················<span·class="sect2"> | 426 | ····················<span·class="sect2"> |
| 427 | ······················<a·href="gimp-text-tool-box.html#idp | 427 | ······················<a·href="gimp-text-tool-box.html#idp71510328">2.1.·Menu·contestuale·del·pannello·degli·strumenti·di·testo</a> |
| 428 | ····················</span> | 428 | ····················</span> |
| 429 | ··················</dt> | 429 | ··················</dt> |
| 430 | ················</dl> | 430 | ················</dl> |
| 431 | ··············</dd> | 431 | ··············</dd> |
| 432 | ··············<dt> | 432 | ··············<dt> |
| 433 | ················<span·class="sect1"> | 433 | ················<span·class="sect1"> |
| 434 | ··················<a·href="gimp-using-text.html">3.·Testo</a> | 434 | ··················<a·href="gimp-using-text.html">3.·Testo</a> |
| 435 | ················</span> | 435 | ················</span> |
| 436 | ··············</dt> | 436 | ··············</dt> |
| 437 | ··············<dd> | 437 | ··············<dd> |
| 438 | ················<dl> | 438 | ················<dl> |
| 439 | ··················<dt> | 439 | ··················<dt> |
| 440 | ····················<span·class="sect2"> | 440 | ····················<span·class="sect2"> |
| 441 | ······················<a·href="gimp-using-text.html#idp7 | 441 | ······················<a·href="gimp-using-text.html#idp74026680">3.1.·Abbellimento·del·testo</a> |
| 442 | ····················</span> | 442 | ····················</span> |
| 443 | ··················</dt> | 443 | ··················</dt> |
| 444 | ··················<dt> | 444 | ··················<dt> |
| 445 | ····················<span·class="sect2"> | 445 | ····················<span·class="sect2"> |
| 446 | ······················<a·href="gimp-using-fonts.html">3.2.·Aggiungere·font</a> | 446 | ······················<a·href="gimp-using-fonts.html">3.2.·Aggiungere·font</a> |
| 447 | ····················</span> | 447 | ····················</span> |
| 448 | ··················</dt> | 448 | ··················</dt> |
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| 515 | ··················<a·href="gimp-imaging-color-management.html#gimp-concepts-color-management">1.·Gestione·del·colore·in·GIMP</a> | 515 | ··················<a·href="gimp-imaging-color-management.html#gimp-concepts-color-management">1.·Gestione·del·colore·in·GIMP</a> |
| 516 | ················</span> | 516 | ················</span> |
| 517 | ··············</dt> | 517 | ··············</dt> |
| 518 | ··············<dd> | 518 | ··············<dd> |
| 519 | ················<dl> | 519 | ················<dl> |
| 520 | ··················<dt> | 520 | ··················<dt> |
| 521 | ····················<span·class="sect2"> | 521 | ····················<span·class="sect2"> |
| 522 | ······················<a·href="gimp-imaging-color-management.html#idp6 | 522 | ······················<a·href="gimp-imaging-color-management.html#idp69501752">1.1.·Problemi·di·un·flusso·di·produzione·senza·gestione·del·colore</a> |
| 523 | ····················</span> | 523 | ····················</span> |
| 524 | ··················</dt> | 524 | ··················</dt> |
| 525 | ··················<dt> | 525 | ··················<dt> |
| 526 | ····················<span·class="sect2"> | 526 | ····················<span·class="sect2"> |
| 527 | ······················<a·href="gimp-imaging-color-management.html#plug-in-icc-profile-set">1.2.·Flusso·di·produzione·con·gestione·del·colore</a> | 527 | ······················<a·href="gimp-imaging-color-management.html#plug-in-icc-profile-set">1.2.·Flusso·di·produzione·con·gestione·del·colore</a> |
| 528 | ····················</span> | 528 | ····················</span> |
| 529 | ··················</dt> | 529 | ··················</dt> |
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| 543 | ··················<a·href="gimp-pimping.html#gimp-prefs-dialog">1.·Finestra·preferenze</a> | 543 | ··················<a·href="gimp-pimping.html#gimp-prefs-dialog">1.·Finestra·preferenze</a> |
| 544 | ················</span> | 544 | ················</span> |
| 545 | ··············</dt> | 545 | ··············</dt> |
| 546 | ··············<dd> | 546 | ··············<dd> |
| 547 | ················<dl> | 547 | ················<dl> |
| 548 | ··················<dt> | 548 | ··················<dt> |
| 549 | ····················<span·class="sect2"> | 549 | ····················<span·class="sect2"> |
| 550 | ······················<a·href="gimp-pimping.html#idp6 | 550 | ······················<a·href="gimp-pimping.html#idp65104696">1.1.·Introduzione</a> |
| 551 | ····················</span> | 551 | ····················</span> |
| 552 | ··················</dt> | 552 | ··················</dt> |
| 553 | ··················<dt> | 553 | ··················<dt> |
| 554 | ····················<span·class="sect2"> | 554 | ····················<span·class="sect2"> |
| 555 | ······················<a·href="gimp-pimping.html#gimp-prefs-environment">1.2.·Ambiente</a> | 555 | ······················<a·href="gimp-pimping.html#gimp-prefs-environment">1.2.·Ambiente</a> |
| 556 | ····················</span> | 556 | ····················</span> |
| 557 | ··················</dt> | 557 | ··················</dt> |
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| 695 | ··················<a·href="gimp-scripting.html#gimp-concepts-plugins">1.·Plugin</a> | 695 | ··················<a·href="gimp-scripting.html#gimp-concepts-plugins">1.·Plugin</a> |
| 696 | ················</span> | 696 | ················</span> |
| 697 | ··············</dt> | 697 | ··············</dt> |
| 698 | ··············<dd> | 698 | ··············<dd> |
| 699 | ················<dl> | 699 | ················<dl> |
| 700 | ··················<dt> | 700 | ··················<dt> |
| 701 | ····················<span·class="sect2"> | 701 | ····················<span·class="sect2"> |
| 702 | ······················<a·href="gimp-scripting.html#idp6 | 702 | ······················<a·href="gimp-scripting.html#idp68261304">1.1.·Introduzione</a> |
| 703 | ····················</span> | 703 | ····················</span> |
| 704 | ··················</dt> | 704 | ··················</dt> |
| 705 | ··················<dt> | 705 | ··················<dt> |
| 706 | ····················<span·class="sect2"> | 706 | ····················<span·class="sect2"> |
| 707 | ······················<a·href="gimp-scripting.html#idp6 | 707 | ······················<a·href="gimp-scripting.html#idp68464312">1.2.·Uso·dei·plugin</a> |
| 708 | ····················</span> | 708 | ····················</span> |
| 709 | ··················</dt> | 709 | ··················</dt> |
| 710 | ··················<dt> | 710 | ··················<dt> |
| 711 | ····················<span·class="sect2"> | 711 | ····················<span·class="sect2"> |
| 712 | ······················<a·href="gimp-scripting.html#gimp-plugins-install">1.3.·Installazione·di·nuovi·Plugin</a> | 712 | ······················<a·href="gimp-scripting.html#gimp-plugins-install">1.3.·Installazione·di·nuovi·Plugin</a> |
| 713 | ····················</span> | 713 | ····················</span> |
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| 724 | ··················<a·href="gimp-concepts-script-fu.html">2.·Uso·degli·script·Script-Fu</a> | 724 | ··················<a·href="gimp-concepts-script-fu.html">2.·Uso·degli·script·Script-Fu</a> |
| 725 | ················</span> | 725 | ················</span> |
| 726 | ··············</dt> | 726 | ··············</dt> |
| 727 | ··············<dd> | 727 | ··············<dd> |
| 728 | ················<dl> | 728 | ················<dl> |
| 729 | ··················<dt> | 729 | ··················<dt> |
| 730 | ····················<span·class="sect2"> | 730 | ····················<span·class="sect2"> |
| 731 | ······················<a·href="gimp-concepts-script-fu.html#idp6 | 731 | ······················<a·href="gimp-concepts-script-fu.html#idp69252920">2.1.·Script-Fu?</a> |
| 732 | ····················</span> | 732 | ····················</span> |
| 733 | ··················</dt> | 733 | ··················</dt> |
| 734 | ··················<dt> | 734 | ··················<dt> |
| 735 | ····················<span·class="sect2"> | 735 | ····················<span·class="sect2"> |
| 736 | ······················<a·href="install-script-fu.html">2.2.·Installazione·degli·Script-Fu</a> | 736 | ······················<a·href="install-script-fu.html">2.2.·Installazione·degli·Script-Fu</a> |
| 737 | ····················</span> | 737 | ····················</span> |
| 738 | ··················</dt> | 738 | ··················</dt> |
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| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="gimp-tool-dodge-burn"></a>3.16. Scherma/Brucia</h3> | 39 | ············<h3·class="title"><a·id="gimp-tool-dodge-burn"></a>3.16. Scherma/Brucia</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp | 43 | ······<a·id="idp79969592"·class="indexterm"></a> |
| 44 | ······<a·id="idp | 44 | ······<a·id="idp79971000"·class="indexterm"></a> |
| 45 | ······<div·class="figure"> | 45 | ······<div·class="figure"> |
| 46 | ········<a·id="idp | 46 | ········<a·id="idp79971896"></a> |
| 47 | ········<p·class="title"> | 47 | ········<p·class="title"> |
| 48 | ··········<strong>Figura 14.97. Lo·strumento·Scherma/Brucia</strong> | 48 | ··········<strong>Figura 14.97. Lo·strumento·Scherma/Brucia</strong> |
| 49 | ········</p> | 49 | ········</p> |
| 50 | ········<div·class="figure-contents"> | 50 | ········<div·class="figure-contents"> |
| 51 | ··········<div·class="mediaobject"> | 51 | ··········<div·class="mediaobject"> |
| 52 | ············<img·src="images/toolbox/toolbox-dodge.png"·alt="Lo·strumento·Scherma/Brucia"·/> | 52 | ············<img·src="images/toolbox/toolbox-dodge.png"·alt="Lo·strumento·Scherma/Brucia"·/> |
| 53 | ··········</div> | 53 | ··········</div> |
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| 55 | ······</div> | 55 | ······</div> |
| 56 | ······<br·class="figure-break"·/> | 56 | ······<br·class="figure-break"·/> |
| 57 | ······<p>Lo·strumento·scherma·o·brucia·usa·il·pennello·corrente·per·rendere·più·chiari·o·più·scuri·i·colori·nell'immagine.·La·modalità ·determina·il·tipo·di·pixel·coinvolti.</p> | 57 | ······<p>Lo·strumento·scherma·o·brucia·usa·il·pennello·corrente·per·rendere·più·chiari·o·più·scuri·i·colori·nell'immagine.·La·modalità ·determina·il·tipo·di·pixel·coinvolti.</p> |
| 58 | ······<div·class="sect3"·title="3.16.1. Attivazione·dello·strumento"> | 58 | ······<div·class="sect3"·title="3.16.1. Attivazione·dello·strumento"> |
| 59 | ········<div·class="titlepage"> | 59 | ········<div·class="titlepage"> |
| 60 | ··········<div> | 60 | ··········<div> |
| 61 | ············<div> | 61 | ············<div> |
| 62 | ··············<h4·class="title"><a·id="idp | 62 | ··············<h4·class="title"><a·id="idp79974456"></a>3.16.1. Attivazione·dello·strumento</h4> |
| 63 | ············</div> | 63 | ············</div> |
| 64 | ··········</div> | 64 | ··········</div> |
| 65 | ········</div> | 65 | ········</div> |
| 66 | ········<p>Lo·strumento·può·essere·attivato·in·diversi·modi:</p> | 66 | ········<p>Lo·strumento·può·essere·attivato·in·diversi·modi:</p> |
| 67 | ········<div·class="itemizedlist"> | 67 | ········<div·class="itemizedlist"> |
| 68 | ··········<ul·class="itemizedlist"·type="disc"> | 68 | ··········<ul·class="itemizedlist"·type="disc"> |
| 69 | ············<li·class="listitem"> | 69 | ············<li·class="listitem"> |
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| 78 | ··········</ul> | 78 | ··········</ul> |
| 79 | ········</div> | 79 | ········</div> |
| 80 | ······</div> | 80 | ······</div> |
| 81 | ······<div·class="sect3"·title="3.16.2. Tasti·modificatori·(predefiniti)"> | 81 | ······<div·class="sect3"·title="3.16.2. Tasti·modificatori·(predefiniti)"> |
| 82 | ········<div·class="titlepage"> | 82 | ········<div·class="titlepage"> |
| 83 | ··········<div> | 83 | ··········<div> |
| 84 | ············<div> | 84 | ············<div> |
| 85 | ··············<h4·class="title"><a·id="idp | 85 | ··············<h4·class="title"><a·id="idp79994040"></a>3.16.2. Tasti·modificatori·(predefiniti)</h4> |
| 86 | ············</div> | 86 | ············</div> |
| 87 | ··········</div> | 87 | ··········</div> |
| 88 | ········</div> | 88 | ········</div> |
| 89 | ········<div·class="variablelist"> | 89 | ········<div·class="variablelist"> |
| 90 | ··········<dl> | 90 | ··········<dl> |
| 91 | ············<dt> | 91 | ············<dt> |
| 92 | ··············<span·class="term"> | 92 | ··············<span·class="term"> |
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| 107 | ··········</dl> | 107 | ··········</dl> |
| 108 | ········</div> | 108 | ········</div> |
| 109 | ······</div> | 109 | ······</div> |
| 110 | ······<div·class="sect3"·title="3.16.3. Opzioni"> | 110 | ······<div·class="sect3"·title="3.16.3. Opzioni"> |
| 111 | ········<div·class="titlepage"> | 111 | ········<div·class="titlepage"> |
| 112 | ··········<div> | 112 | ··········<div> |
| 113 | ············<div> | 113 | ············<div> |
| 114 | ··············<h4·class="title"><a·id="idp80 | 114 | ··············<h4·class="title"><a·id="idp80006328"></a>3.16.3. Opzioni</h4> |
| 115 | ············</div> | 115 | ············</div> |
| 116 | ··········</div> | 116 | ··········</div> |
| 117 | ········</div> | 117 | ········</div> |
| 118 | ········<div·class="figure"> | 118 | ········<div·class="figure"> |
| 119 | ··········<a·id="idp80 | 119 | ··········<a·id="idp80006968"></a> |
| 120 | ··········<p·class="title"> | 120 | ··········<p·class="title"> |
| 121 | ············<strong>Figura 14.98. Opzioni·dello·strumento·<span·class="quote">«<span·class="quote">scherma/brucia</span>»</span></strong> | 121 | ············<strong>Figura 14.98. Opzioni·dello·strumento·<span·class="quote">«<span·class="quote">scherma/brucia</span>»</span></strong> |
| 122 | ··········</p> | 122 | ··········</p> |
| 123 | ··········<div·class="figure-contents"> | 123 | ··········<div·class="figure-contents"> |
| 124 | ············<div·class="mediaobject"> | 124 | ············<div·class="mediaobject"> |
| 125 | ··············<img·src="images/toolbox/tool-options-dodge.png"·alt="Opzioni·dello·strumento·scherma/brucia"·/> | 125 | ··············<img·src="images/toolbox/tool-options-dodge.png"·alt="Opzioni·dello·strumento·scherma/brucia"·/> |
| 126 | ············</div> | 126 | ············</div> |
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| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="script-fu-selection-rounded-rectangle"></a>4.15. Rettangolo·arrotondato</h3> | 39 | ············<h3·class="title"><a·id="script-fu-selection-rounded-rectangle"></a>4.15. Rettangolo·arrotondato</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp8 | 43 | ······<a·id="idp83253688"·class="indexterm"></a> |
| 44 | ······<a·id="idp8 | 44 | ······<a·id="idp83271352"·class="indexterm"></a> |
| 45 | ······<div·class="figure"> | 45 | ······<div·class="figure"> |
| 46 | ········<a·id="idp82 | 46 | ········<a·id="idp83272248"></a> |
| 47 | ········<p·class="title"> | 47 | ········<p·class="title"> |
| 48 | ··········<strong>Figura 16.39. Esempio·di·<span·class="quote">«<span·class="quote">Rettangolo·arrotondato</span>»</span>·su·una·selezione</strong> | 48 | ··········<strong>Figura 16.39. Esempio·di·<span·class="quote">«<span·class="quote">Rettangolo·arrotondato</span>»</span>·su·una·selezione</strong> |
| 49 | ········</p> | 49 | ········</p> |
| 50 | ········<div·class="figure-contents"> | 50 | ········<div·class="figure-contents"> |
| 51 | ··········<div·class="mediaobject"> | 51 | ··········<div·class="mediaobject"> |
| 52 | ············<img·src="images/menus/select/round-rect-01.png"·alt="Esempio·di·Rettangolo·arrotondato·su·una·selezione"·/> | 52 | ············<img·src="images/menus/select/round-rect-01.png"·alt="Esempio·di·Rettangolo·arrotondato·su·una·selezione"·/> |
| 53 | ············<div·class="caption"> | 53 | ············<div·class="caption"> |
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| 64 | ······</div> | 64 | ······</div> |
| 65 | ······<br·class="figure-break"·/> | 65 | ······<br·class="figure-break"·/> |
| 66 | ······<p>Il·comando·Script-Fu·<span·class="quote">«<span·class="quote">Rettangolo·arrotondato</span>»</span>·converte·una·selezione·esistente·(rettangolare,·ellittica·o·di·altra·forma)·in·una·selezione·rettangolare·con·gli·spigoli·arrotondati.·Gli·spigoli·possono·essere·curvi·perso·l'interno·(concavi)·o·verso·l'esterno·(convessi).·Per·far·ciò,·il·comando·aggiunge·o·rimuove·archi·di·cerchio·agli·spigoli·della·selezione.</p> | 66 | ······<p>Il·comando·Script-Fu·<span·class="quote">«<span·class="quote">Rettangolo·arrotondato</span>»</span>·converte·una·selezione·esistente·(rettangolare,·ellittica·o·di·altra·forma)·in·una·selezione·rettangolare·con·gli·spigoli·arrotondati.·Gli·spigoli·possono·essere·curvi·perso·l'interno·(concavi)·o·verso·l'esterno·(convessi).·Per·far·ciò,·il·comando·aggiunge·o·rimuove·archi·di·cerchio·agli·spigoli·della·selezione.</p> |
| 67 | ······<div·class="sect3"·title="4.15.1. Attivazione·del·comando"> | 67 | ······<div·class="sect3"·title="4.15.1. Attivazione·del·comando"> |
| 68 | ········<div·class="titlepage"> | 68 | ········<div·class="titlepage"> |
| 69 | ··········<div> | 69 | ··········<div> |
| 70 | ············<div> | 70 | ············<div> |
| 71 | ··············<h4·class="title"><a·id="idp8 | 71 | ··············<h4·class="title"><a·id="idp83356472"></a>4.15.1. Attivazione·del·comando</h4> |
| 72 | ············</div> | 72 | ············</div> |
| 73 | ··········</div> | 73 | ··········</div> |
| 74 | ········</div> | 74 | ········</div> |
| 75 | ········<div·class="itemizedlist"> | 75 | ········<div·class="itemizedlist"> |
| 76 | ··········<ul·class="itemizedlist"·type="disc"> | 76 | ··········<ul·class="itemizedlist"·type="disc"> |
| 77 | ············<li·class="listitem"> | 77 | ············<li·class="listitem"> |
| 78 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Seleziona</span>·→·<span·class="guimenuitem">Rettangolo·arrotondato</span>.</p> | 78 | ··············<p>È·possibile·accedere·a·questo·comando·dalla·barra·del·menu·immagine·tramite·<span·class="guimenu">Seleziona</span>·→·<span·class="guimenuitem">Rettangolo·arrotondato</span>.</p> |
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| 80 | ··········</ul> | 80 | ··········</ul> |
| 81 | ········</div> | 81 | ········</div> |
| 82 | ······</div> | 82 | ······</div> |
| 83 | ······<div·class="sect3"·title="4.15.2. Descrizione·della·finestra·di·dialogo·«Rettangolo·arrotondato»"> | 83 | ······<div·class="sect3"·title="4.15.2. Descrizione·della·finestra·di·dialogo·«Rettangolo·arrotondato»"> |
| 84 | ········<div·class="titlepage"> | 84 | ········<div·class="titlepage"> |
| 85 | ··········<div> | 85 | ··········<div> |
| 86 | ············<div> | 86 | ············<div> |
| 87 | ··············<h4·class="title"><a·id="idp8 | 87 | ··············<h4·class="title"><a·id="idp83359544"></a>4.15.2. Descrizione·della·finestra·di·dialogo·<span·class="quote">«<span·class="quote">Rettangolo·arrotondato</span>»</span></h4> |
| 88 | ············</div> | 88 | ············</div> |
| 89 | ··········</div> | 89 | ··········</div> |
| 90 | ········</div> | 90 | ········</div> |
| 91 | ········<div·class="figure"> | 91 | ········<div·class="figure"> |
| 92 | ··········<a·id="idp8 | 92 | ··········<a·id="idp83360440"></a> |
| 93 | ··········<p·class="title"> | 93 | ··········<p·class="title"> |
| 94 | ············<strong>Figura 16.40. La·finestra·di·dialogo·<span·class="quote">«<span·class="quote">Rettangolo·arrotondato</span>»</span></strong> | 94 | ············<strong>Figura 16.40. La·finestra·di·dialogo·<span·class="quote">«<span·class="quote">Rettangolo·arrotondato</span>»</span></strong> |
| 95 | ··········</p> | 95 | ··········</p> |
| 96 | ··········<div·class="figure-contents"> | 96 | ··········<div·class="figure-contents"> |
| 97 | ············<div·class="mediaobject"> | 97 | ············<div·class="mediaobject"> |
| 98 | ··············<img·src="images/menus/select/rounded-rectangle.png"·alt="La·finestra·di·dialogo·Rettangolo·arrotondato"·/> | 98 | ··············<img·src="images/menus/select/rounded-rectangle.png"·alt="La·finestra·di·dialogo·Rettangolo·arrotondato"·/> |
| 99 | ············</div> | 99 | ············</div> |
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| 45 | ········<dl> | 45 | ········<dl> |
| 46 | ··········<dt> | 46 | ··········<dt> |
| 47 | ············<span·class="term">Script-Fu·autonomi</span> | 47 | ············<span·class="term">Script-Fu·autonomi</span> |
| 48 | ··········</dt> | 48 | ··········</dt> |
| 49 | ··········<dd> | 49 | ··········<dd> |
| 50 | ············<p>Le·varianti·autonome·si·trovano·sotto·<span·class="guimenu">File</span>·→·<span·class="guisubmenu">Crea</span>·→·<span·class="guisubmenu">Tipo·di·Script</span>·nella·barra·del·menu·immagine·(vedere·figura·seguente).</p> | 50 | ············<p>Le·varianti·autonome·si·trovano·sotto·<span·class="guimenu">File</span>·→·<span·class="guisubmenu">Crea</span>·→·<span·class="guisubmenu">Tipo·di·Script</span>·nella·barra·del·menu·immagine·(vedere·figura·seguente).</p> |
| 51 | ············<div·class="figure"> | 51 | ············<div·class="figure"> |
| 52 | ··············<a·id="idp6 | 52 | ··············<a·id="idp69285304"></a> |
| 53 | ··············<p·class="title"> | 53 | ··············<p·class="title"> |
| 54 | ················<strong>Figura 13.1. Script-Fu·per·categoria</strong> | 54 | ················<strong>Figura 13.1. Script-Fu·per·categoria</strong> |
| 55 | ··············</p> | 55 | ··············</p> |
| 56 | ··············<div·class="figure-contents"> | 56 | ··············<div·class="figure-contents"> |
| 57 | ················<div·class="mediaobject"> | 57 | ················<div·class="mediaobject"> |
| 58 | ··················<img·src="images/using/script-fu-exts.png"·alt="Script-Fu·per·categoria"·/> | 58 | ··················<img·src="images/using/script-fu-exts.png"·alt="Script-Fu·per·categoria"·/> |
| 59 | ················</div> | 59 | ················</div> |
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| 64 | ··········<dt> | 64 | ··········<dt> |
| 65 | ············<span·class="term">Script-Fu·dipendenti·dal·tipo·di·immagini</span> | 65 | ············<span·class="term">Script-Fu·dipendenti·dal·tipo·di·immagini</span> |
| 66 | ··········</dt> | 66 | ··········</dt> |
| 67 | ··········<dd> | 67 | ··········<dd> |
| 68 | ············<p>I·menu·sono·stati·riorganizzati.·È·comparso·un·nuovo·menu·Colori.·Esso·raggruppa·tutti·gli·script·che·funzionano·con·i·colori,·per·esempio·gli·strumenti·che·regolano·la·tonalità·e·saturazione,·la·luminosità...,·i·filtri...,·ecc.·I·precedenti·menu·Filtri·e·Script-Fu·sono·stati·fusi·assieme·in·un·unico·menu·Filtri,·organizzato·secondo·nuove·categorie.·I·plugin·e·gli·script·dipendenti·dalla·tipologia·delle·immagini·sono·ora·disseminati·nei·menu·dell'immagine.·Per·esempio,·i·filtri·colore·e·alfa·sono·nel·menu·colori.·All'inizio,·per·chi·era·abituato·al·vecchio·ordine,·può·essere·disorientante,·ma·si·finisce·ad·abituarcisi·presto,·dato·che·è·più·logico.</p> | 68 | ············<p>I·menu·sono·stati·riorganizzati.·È·comparso·un·nuovo·menu·Colori.·Esso·raggruppa·tutti·gli·script·che·funzionano·con·i·colori,·per·esempio·gli·strumenti·che·regolano·la·tonalità·e·saturazione,·la·luminosità...,·i·filtri...,·ecc.·I·precedenti·menu·Filtri·e·Script-Fu·sono·stati·fusi·assieme·in·un·unico·menu·Filtri,·organizzato·secondo·nuove·categorie.·I·plugin·e·gli·script·dipendenti·dalla·tipologia·delle·immagini·sono·ora·disseminati·nei·menu·dell'immagine.·Per·esempio,·i·filtri·colore·e·alfa·sono·nel·menu·colori.·All'inizio,·per·chi·era·abituato·al·vecchio·ordine,·può·essere·disorientante,·ma·si·finisce·ad·abituarcisi·presto,·dato·che·è·più·logico.</p> |
| 69 | ············<p>La·figura·sottostante·mostra·dove·si·può·trovarli·nel·menu·immagine.</p> | 69 | ············<p>La·figura·sottostante·mostra·dove·si·può·trovarli·nel·menu·immagine.</p> |
| 70 | ············<div·class="figure"> | 70 | ············<div·class="figure"> |
| 71 | ··············<a·id="idp6 | 71 | ··············<a·id="idp69289400"></a> |
| 72 | ··············<p·class="title"> | 72 | ··············<p·class="title"> |
| 73 | ················<strong>Figura 13.2. Dove·trovare·gli·script·che·dipendono·dal·tipo·di·immagine</strong> | 73 | ················<strong>Figura 13.2. Dove·trovare·gli·script·che·dipendono·dal·tipo·di·immagine</strong> |
| 74 | ··············</p> | 74 | ··············</p> |
| 75 | ··············<div·class="figure-contents"> | 75 | ··············<div·class="figure-contents"> |
| 76 | ················<div·class="mediaobject"> | 76 | ················<div·class="mediaobject"> |
| 77 | ··················<img·src="images/using/script-fu-image.png"·alt="Dove·trovare·gli·script·che·dipendono·dal·tipo·di·immagine"·/> | 77 | ··················<img·src="images/using/script-fu-image.png"·alt="Dove·trovare·gli·script·che·dipendono·dal·tipo·di·immagine"·/> |
| 78 | ················</div> | 78 | ················</div> |
| Offset 36, 18 lines modified | Offset 36, 18 lines modified | ||
| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="gimp-tool-clone"></a>3.11. Strumento·clona</h3> | 39 | ············<h3·class="title"><a·id="gimp-tool-clone"></a>3.11. Strumento·clona</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp79 | 43 | ······<a·id="idp78962360"·class="indexterm"></a> |
| 44 | ······<a·id="idp79 | 44 | ······<a·id="idp78963640"·class="indexterm"></a> |
| 45 | ······<div·class="figure"> | 45 | ······<div·class="figure"> |
| 46 | ········<a·id="idp7 | 46 | ········<a·id="idp78964536"></a> |
| 47 | ········<p·class="title"> | 47 | ········<p·class="title"> |
| 48 | ··········<strong>Figura 14.80. L'icona·dello·strumento·Clona·nel·pannello·degli·strumenti</strong> | 48 | ··········<strong>Figura 14.80. L'icona·dello·strumento·Clona·nel·pannello·degli·strumenti</strong> |
| 49 | ········</p> | 49 | ········</p> |
| 50 | ········<div·class="figure-contents"> | 50 | ········<div·class="figure-contents"> |
| 51 | ··········<div·class="mediaobject"> | 51 | ··········<div·class="mediaobject"> |
| 52 | ············<img·src="images/toolbox/toolbox-clone.png"·alt="L'icona·dello·strumento·Clona·nel·pannello·degli·strumenti"·/> | 52 | ············<img·src="images/toolbox/toolbox-clone.png"·alt="L'icona·dello·strumento·Clona·nel·pannello·degli·strumenti"·/> |
| 53 | ··········</div> | 53 | ··········</div> |
| Offset 58, 15 lines modified | Offset 58, 15 lines modified | ||
| 58 | ······<p>Se·si·desidera·<span·class="quote">«<span·class="quote">clonare</span>»</span>·da·un'immagine,·piuttosto·che·da·un·motivo,·è·necessario·suggerire·a·<acronym·class="acronym">GIMP</acronym>·da·che·immagine·si·vuole·copiare.·Per·far·ciò·basta·premere·e·mantenere·premuto·il·tasto·<span·class="keycap"><strong>Ctrl</strong></span>·e·fare·clic·con·il·mouse·sull'immagine·sorgente·desiderata.·Finché·non·si·imposta·l'immagine·sorgente·in·questo·modo,·non·sarà·possibile·usare·lo·strumento·Clona:·il·puntatore·dello·strumento·segnala·questa·condizione·mostrando·il·simbolo·<span·class="guiicon"><img·src="images/toolbox/clone-bad.png"·/></span>.</p> | 58 | ······<p>Se·si·desidera·<span·class="quote">«<span·class="quote">clonare</span>»</span>·da·un'immagine,·piuttosto·che·da·un·motivo,·è·necessario·suggerire·a·<acronym·class="acronym">GIMP</acronym>·da·che·immagine·si·vuole·copiare.·Per·far·ciò·basta·premere·e·mantenere·premuto·il·tasto·<span·class="keycap"><strong>Ctrl</strong></span>·e·fare·clic·con·il·mouse·sull'immagine·sorgente·desiderata.·Finché·non·si·imposta·l'immagine·sorgente·in·questo·modo,·non·sarà·possibile·usare·lo·strumento·Clona:·il·puntatore·dello·strumento·segnala·questa·condizione·mostrando·il·simbolo·<span·class="guiicon"><img·src="images/toolbox/clone-bad.png"·/></span>.</p> |
| 59 | ······<p>Se·si·"clona"·da·un·motivo,·il·motivo·viene·riproposto·a·<span·class="emphasis"><em>mosaico</em></span>;·cioè,·quando·il·punto·che·si·sta·copiando·raggiunge·e·supera·il·bordo·del·motivo,·esso·passa·al·bordo·opposto·e·continua·la·sua·corsa,·come·se·il·motivo·fosse·in·realtà·costituito·da·molti·motivi·affiancati·come·in·un·mosaico·di·tessere·tutte·uguali·all'infinito.·Quando·si·usa·lo·strumento·con·un'immagine,·tutto·ciò·non·succede:·se·supera·il·bordo·dell'immagine·sorgente,·lo·strumento·semplicemente·smette·di·funzionare·e·non·produce·alcuna·modifica.</p> | 59 | ······<p>Se·si·"clona"·da·un·motivo,·il·motivo·viene·riproposto·a·<span·class="emphasis"><em>mosaico</em></span>;·cioè,·quando·il·punto·che·si·sta·copiando·raggiunge·e·supera·il·bordo·del·motivo,·esso·passa·al·bordo·opposto·e·continua·la·sua·corsa,·come·se·il·motivo·fosse·in·realtà·costituito·da·molti·motivi·affiancati·come·in·un·mosaico·di·tessere·tutte·uguali·all'infinito.·Quando·si·usa·lo·strumento·con·un'immagine,·tutto·ciò·non·succede:·se·supera·il·bordo·dell'immagine·sorgente,·lo·strumento·semplicemente·smette·di·funzionare·e·non·produce·alcuna·modifica.</p> |
| 60 | ······<p>È·possibile·"clonare"·da·qualsiasi·oggetto·disegnabile·(cioè·qualsiasi·livello,·maschera·di·livello·o·canale)·su·ogni·altro·oggetto·disegnabile.·Si·può·copiare·persino·da·e·per·la·maschera·di·selezione,·passando·per·la·modalità·Maschera·veloce.·Se·la·copia·coinvolge·colori·che·l'obiettivo·non·supporta·(per·esempio·copiando·da·un·livello·RGB·a·uno·indicizzato·o·una·maschera·di·livello),·i·colori·verranno·convertiti·con·l'approssimazione·più·vicina·possibile.</p> | 60 | ······<p>È·possibile·"clonare"·da·qualsiasi·oggetto·disegnabile·(cioè·qualsiasi·livello,·maschera·di·livello·o·canale)·su·ogni·altro·oggetto·disegnabile.·Si·può·copiare·persino·da·e·per·la·maschera·di·selezione,·passando·per·la·modalità·Maschera·veloce.·Se·la·copia·coinvolge·colori·che·l'obiettivo·non·supporta·(per·esempio·copiando·da·un·livello·RGB·a·uno·indicizzato·o·una·maschera·di·livello),·i·colori·verranno·convertiti·con·l'approssimazione·più·vicina·possibile.</p> |
| 61 | ······<div·class="sect3"·title="3.11.1. Attivazione·dello·strumento"> | 61 | ······<div·class="sect3"·title="3.11.1. Attivazione·dello·strumento"> |
| 62 | ········<div·class="titlepage"> | 62 | ········<div·class="titlepage"> |
| 63 | ··········<div> | 63 | ··········<div> |
| 64 | ············<div> | 64 | ············<div> |
| 65 | ··············<h4·class="title"><a·id="idp79 | 65 | ··············<h4·class="title"><a·id="idp79004472"></a>3.11.1. Attivazione·dello·strumento</h4> |
| 66 | ············</div> | 66 | ············</div> |
| 67 | ··········</div> | 67 | ··········</div> |
| 68 | ········</div> | 68 | ········</div> |
| 69 | ········<p>Questo·strumento·si·può·attivare·in·diversi·modi:</p> | 69 | ········<p>Questo·strumento·si·può·attivare·in·diversi·modi:</p> |
| 70 | ········<div·class="itemizedlist"> | 70 | ········<div·class="itemizedlist"> |
| 71 | ··········<ul·class="itemizedlist"·type="disc"> | 71 | ··········<ul·class="itemizedlist"·type="disc"> |
| 72 | ············<li·class="listitem"> | 72 | ············<li·class="listitem"> |
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| 81 | ··········</ul> | 81 | ··········</ul> |
| 82 | ········</div> | 82 | ········</div> |
| 83 | ······</div> | 83 | ······</div> |
| 84 | ······<div·class="sect3"·title="3.11.2. Tasti·modificatori·(predefiniti)"> | 84 | ······<div·class="sect3"·title="3.11.2. Tasti·modificatori·(predefiniti)"> |
| 85 | ········<div·class="titlepage"> | 85 | ········<div·class="titlepage"> |
| 86 | ··········<div> | 86 | ··········<div> |
| 87 | ············<div> | 87 | ············<div> |
| 88 | ··············<h4·class="title"><a·id="idp79 | 88 | ··············<h4·class="title"><a·id="idp79117624"></a>3.11.2. Tasti·modificatori·(predefiniti)</h4> |
| 89 | ············</div> | 89 | ············</div> |
| 90 | ··········</div> | 90 | ··········</div> |
| 91 | ········</div> | 91 | ········</div> |
| 92 | ········<p>Vedere·la·sezione·<a·class="link"·href="gimp-tools-paint.html#gimp-tools-paint-modifiers"·title="3.1.1. Tasti·modificatori">tasti·modificatori·degli·strumenti·di·disegno</a>·per·una·descrizione·dei·tasti·modificatori·che·hanno·lo·stesso·funzionamento·con·tutti·gli·strumenti·di·disegno.</p> | 92 | ········<p>Vedere·la·sezione·<a·class="link"·href="gimp-tools-paint.html#gimp-tools-paint-modifiers"·title="3.1.1. Tasti·modificatori">tasti·modificatori·degli·strumenti·di·disegno</a>·per·una·descrizione·dei·tasti·modificatori·che·hanno·lo·stesso·funzionamento·con·tutti·gli·strumenti·di·disegno.</p> |
| 93 | ········<div·class="variablelist"> | 93 | ········<div·class="variablelist"> |
| 94 | ··········<dl> | 94 | ··········<dl> |
| 95 | ············<dt> | 95 | ············<dt> |
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| 103 | ··········</dl> | 103 | ··········</dl> |
| 104 | ········</div> | 104 | ········</div> |
| 105 | ······</div> | 105 | ······</div> |
| 106 | ······<div·class="sect3"·title="3.11.3. Opzioni"> | 106 | ······<div·class="sect3"·title="3.11.3. Opzioni"> |
| 107 | ········<div·class="titlepage"> | 107 | ········<div·class="titlepage"> |
| 108 | ··········<div> | 108 | ··········<div> |
| 109 | ············<div> | 109 | ············<div> |
| 110 | ··············<h4·class="title"><a·id="idp79 | 110 | ··············<h4·class="title"><a·id="idp79124792"></a>3.11.3. Opzioni</h4> |
| 111 | ············</div> | 111 | ············</div> |
| 112 | ··········</div> | 112 | ··········</div> |
| 113 | ········</div> | 113 | ········</div> |
| 114 | ········<div·class="figure"> | 114 | ········<div·class="figure"> |
| 115 | ··········<a·id="idp79 | 115 | ··········<a·id="idp79125560"></a> |
| 116 | ··········<p·class="title"> | 116 | ··········<p·class="title"> |
| 117 | ············<strong>Figura 14.81. Le·opzioni·dello·strumento·Clona</strong> | 117 | ············<strong>Figura 14.81. Le·opzioni·dello·strumento·Clona</strong> |
| 118 | ··········</p> | 118 | ··········</p> |
| 119 | ··········<div·class="figure-contents"> | 119 | ··········<div·class="figure-contents"> |
| 120 | ············<div·class="mediaobject"> | 120 | ············<div·class="mediaobject"> |
| 121 | ··············<img·src="images/toolbox/tool-options-clone.png"·alt="Le·opzioni·dello·strumento·Clona"·/> | 121 | ··············<img·src="images/toolbox/tool-options-clone.png"·alt="Le·opzioni·dello·strumento·Clona"·/> |
| 122 | ············</div> | 122 | ············</div> |
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| 130 | ··············<span·class="term">Modalità;·Opacità;·Pennello;·Dinamiche;·Opzioni·delle·dinamiche;·Opzioni·di·dissolvenza;·Applica·tremolio;·Sfoca·delineatura;·Margine·netto</span> | 130 | ··············<span·class="term">Modalità;·Opacità;·Pennello;·Dinamiche;·Opzioni·delle·dinamiche;·Opzioni·di·dissolvenza;·Applica·tremolio;·Sfoca·delineatura;·Margine·netto</span> |
| 131 | ············</dt> | 131 | ············</dt> |
| 132 | ············<dd>Vedere·la·sezione·<a·class="link"·href="gimp-tools-paint.html#gimp-tools-paint-options"·title="3.1.2. Opzioni·dello·strumento">Opzioni·comuni·agli·strumenti·di·disegno</a>·per·una·descrizione·delle·opzioni·che·si·applicano·a·molti·se·non·a·tutti·gli·strumenti·di·disegno.</dd> | 132 | ············<dd>Vedere·la·sezione·<a·class="link"·href="gimp-tools-paint.html#gimp-tools-paint-options"·title="3.1.2. Opzioni·dello·strumento">Opzioni·comuni·agli·strumenti·di·disegno</a>·per·una·descrizione·delle·opzioni·che·si·applicano·a·molti·se·non·a·tutti·gli·strumenti·di·disegno.</dd> |
| 133 | ············<dt> | 133 | ············<dt> |
| 134 | ··············<span·class="term">Sorgente</span> | 134 | ··············<span·class="term">Sorgente</span> |
| 135 | ············</dt> | 135 | ············</dt> |
| 136 | ············<dd> | 136 | ············<dd> |
| 137 | ··············<a·id="idp79 | 137 | ··············<a·id="idp79153976"·class="indexterm"></a> |
| 138 | ··············<p>La·scelta·che·qui·si·effettua·determina·se·i·dati·saranno·copiati·dal·motivo·mostrato·sopra,·o·da·una·delle·immagini·che·si·ha·aperto.</p> | 138 | ··············<p>La·scelta·che·qui·si·effettua·determina·se·i·dati·saranno·copiati·dal·motivo·mostrato·sopra,·o·da·una·delle·immagini·che·si·ha·aperto.</p> |
| 139 | ··············<div·class="variablelist"> | 139 | ··············<div·class="variablelist"> |
| 140 | ················<dl> | 140 | ················<dl> |
| 141 | ··················<dt> | 141 | ··················<dt> |
| 142 | ····················<span·class="term">Imagine</span> | 142 | ····················<span·class="term">Imagine</span> |
| 143 | ··················</dt> | 143 | ··················</dt> |
| 144 | ··················<dd> | 144 | ··················<dd> |
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| 157 | ············<dt> | 157 | ············<dt> |
| 158 | ··············<span·class="term">Allineamento</span> | 158 | ··············<span·class="term">Allineamento</span> |
| 159 | ············</dt> | 159 | ············</dt> |
| 160 | ············<dd> | 160 | ············<dd> |
| 161 | ··············<p>La·modalità·di·allineamento·imposta·come·deve·spostarsi·la·posizione·della·sorgente·ad·ogni·tratto·disegnato.</p> | 161 | ··············<p>La·modalità·di·allineamento·imposta·come·deve·spostarsi·la·posizione·della·sorgente·ad·ogni·tratto·disegnato.</p> |
| 162 | ··············<p>L'illustrazione·qui·sopra·schematizza·le·tre·possibili·modalità·di·allineamento.·Il·puntatore·del·mouse·viene·mostrato·come·un·rettangolo·rosso·e·il·punto·sorgente·come·un·crocino·nero.</p> | 162 | ··············<p>L'illustrazione·qui·sopra·schematizza·le·tre·possibili·modalità·di·allineamento.·Il·puntatore·del·mouse·viene·mostrato·come·un·rettangolo·rosso·e·il·punto·sorgente·come·un·crocino·nero.</p> |
| 163 | ··············<div·class="figure"> | 163 | ··············<div·class="figure"> |
| 164 | ················<a·id="idp79 | 164 | ················<a·id="idp79192376"></a> |
| 165 | ················<p·class="title"> | 165 | ················<p·class="title"> |
| 166 | ··················<strong>Figura 14.82. Immagine·originale·per·l'allineamento·di·<span·class="quote">«<span·class="quote">clona</span>»</span></strong> | 166 | ··················<strong>Figura 14.82. Immagine·originale·per·l'allineamento·di·<span·class="quote">«<span·class="quote">clona</span>»</span></strong> |
| 167 | ················</p> | 167 | ················</p> |
| 168 | ················<div·class="figure-contents"> | 168 | ················<div·class="figure-contents"> |
| 169 | ··················<div·class="mediaobject"> | 169 | ··················<div·class="mediaobject"> |
| 170 | ····················<img·src="images/toolbox/clone-source.png"·alt="Immagine·originale·per·l'allineamento·di·clona"·/> | 170 | ····················<img·src="images/toolbox/clone-source.png"·alt="Immagine·originale·per·l'allineamento·di·clona"·/> |
| 171 | ····················<div·class="caption"> | 171 | ····················<div·class="caption"> |
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| 186 | ··················<dt> | 186 | ··················<dt> |
| 187 | ····················<span·class="term">Nessuna</span> | 187 | ····················<span·class="term">Nessuna</span> |
| 188 | ··················</dt> | 188 | ··················</dt> |
| 189 | ··················<dd> | 189 | ··················<dd> |
| 190 | ····················<p>In·questa·modalità,·ogni·tratto·disegnato·viene·trattato·separatamente.·Per·ogni·tratto,·il·punto·su·cui·si·è·impostata·la·sorgente·la·prima·volta,·viene·copiato;·non·c'è·relazione·tra·un·tratto·e·un·altro.·In·questa·modalità,·tratti·differenti·vanno·in·conflitto·se·si·intersecano·fra·loro.</p> | 190 | ····················<p>In·questa·modalità,·ogni·tratto·disegnato·viene·trattato·separatamente.·Per·ogni·tratto,·il·punto·su·cui·si·è·impostata·la·sorgente·la·prima·volta,·viene·copiato;·non·c'è·relazione·tra·un·tratto·e·un·altro.·In·questa·modalità,·tratti·differenti·vanno·in·conflitto·se·si·intersecano·fra·loro.</p> |
| 191 | ····················<p>Esempio·sotto:·ad·ogni·nuovo·tratto·di·pennello,·la·sorgente·torna·alla·posizione·iniziale.·Viene·clonato·sempre·lo·stesso·campione.</p> | 191 | ····················<p>Esempio·sotto:·ad·ogni·nuovo·tratto·di·pennello,·la·sorgente·torna·alla·posizione·iniziale.·Viene·clonato·sempre·lo·stesso·campione.</p> |
| 192 | ····················<div·class="figure"> | 192 | ····················<div·class="figure"> |
| 193 | ······················<a·id="idp794 | 193 | ······················<a·id="idp79249208"></a> |
| 194 | ······················<p·class="title"> | 194 | ······················<p·class="title"> |
| 195 | ························<strong>Figura 14.83. Allineamento·clona·<span·class="quote">«<span·class="quote">nessuno</span>»</span></strong> | 195 | ························<strong>Figura 14.83. Allineamento·clona·<span·class="quote">«<span·class="quote">nessuno</span>»</span></strong> |
| 196 | ······················</p> | 196 | ······················</p> |
| 197 | ······················<div·class="figure-contents"> | 197 | ······················<div·class="figure-contents"> |
| 198 | ························<div·class="mediaobject"> | 198 | ························<div·class="mediaobject"> |
| 199 | ··························<img·src="images/toolbox/clone-none.png"·alt="Allineamento·clona·nessuno"·/> | 199 | ··························<img·src="images/toolbox/clone-none.png"·alt="Allineamento·clona·nessuno"·/> |
| 200 | ························</div> | 200 | ························</div> |
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| 206 | ····················<span·class="term">Allineato</span> | 206 | ····················<span·class="term">Allineato</span> |
| 207 | ··················</dt> | 207 | ··················</dt> |
| 208 | ··················<dd> | 208 | ··················<dd> |
| 209 | ····················<p>In·questa·modalità,·il·primo·tratto·fatto·sul·disegno·imposta·la·posizione·relativa·tra·la·sorgente·e·il·risultato.·Perciò·è·possibile·intersecare·tranquillamente·i·tratti·disegnati·dato·che·questi·si·uniranno·perfettamente·come·nella·sorgente·di·origine.</p> | 209 | ····················<p>In·questa·modalità,·il·primo·tratto·fatto·sul·disegno·imposta·la·posizione·relativa·tra·la·sorgente·e·il·risultato.·Perciò·è·possibile·intersecare·tranquillamente·i·tratti·disegnati·dato·che·questi·si·uniranno·perfettamente·come·nella·sorgente·di·origine.</p> |
| 210 | ····················<p>Se·si·vuole·cambiare·la·posizione·relativa·è·possibile·farlo·cambiando·modalità·in·non·allineata·e·poi·eseguendo·uno·o·più·tratti·di·disegno·clonato·per·poi·tornare·alla·modalità·allineata.·I·tratti·successivi·terranno·la·posizione·relativa·del·primo·tratto·effettuato·in·quest'ultima·modalità.</p> | 210 | ····················<p>Se·si·vuole·cambiare·la·posizione·relativa·è·possibile·farlo·cambiando·modalità·in·non·allineata·e·poi·eseguendo·uno·o·più·tratti·di·disegno·clonato·per·poi·tornare·alla·modalità·allineata.·I·tratti·successivi·terranno·la·posizione·relativa·del·primo·tratto·effettuato·in·quest'ultima·modalità.</p> |
| 211 | ····················<p>Nell'esempio·sottostante,·ad·ogni·nuovo·tratto·di·pennello,·la·sorgente·mantiene·lo·stesso·spostamento·che·aveva·con·il·tratto·precedente.·Perciò·non·c'è·il·riposizionamento·di·clonazione·al·primo·colpo·di·pennello.·Qui,·per·i·tratteggi·successivi,·la·sorgente·finisce·per·uscire·dalla·superficie·dell'immagine·sorgente:·ecco·spiegato·l'aspetto·troncato.</p> | 211 | ····················<p>Nell'esempio·sottostante,·ad·ogni·nuovo·tratto·di·pennello,·la·sorgente·mantiene·lo·stesso·spostamento·che·aveva·con·il·tratto·precedente.·Perciò·non·c'è·il·riposizionamento·di·clonazione·al·primo·colpo·di·pennello.·Qui,·per·i·tratteggi·successivi,·la·sorgente·finisce·per·uscire·dalla·superficie·dell'immagine·sorgente:·ecco·spiegato·l'aspetto·troncato.</p> |
| 212 | ····················<div·class="figure"> | 212 | ····················<div·class="figure"> |
| 213 | ······················<a·id="idp795 | 213 | ······················<a·id="idp79253944"></a> |
| 214 | ······················<p·class="title"> | 214 | ······················<p·class="title"> |
| 215 | ························<strong>Figura 14.84. Allineamento·clona·<span·class="quote">«<span·class="quote">allineato</span>»</span></strong> | 215 | ························<strong>Figura 14.84. Allineamento·clona·<span·class="quote">«<span·class="quote">allineato</span>»</span></strong> |
| 216 | ······················</p> | 216 | ······················</p> |
| 217 | ······················<div·class="figure-contents"> | 217 | ······················<div·class="figure-contents"> |
| 218 | ························<div·class="mediaobject"> | 218 | ························<div·class="mediaobject"> |
| 219 | ··························<img·src="images/toolbox/clone-aligned.png"·alt="Allineamento·clona·allineato"·/> | 219 | ··························<img·src="images/toolbox/clone-aligned.png"·alt="Allineamento·clona·allineato"·/> |
| 220 | ························</div> | 220 | ························</div> |
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| 225 | ··················<dt> | 225 | ··················<dt> |
| 226 | ····················<span·class="term">Registrato</span> | 226 | ····················<span·class="term">Registrato</span> |
| 227 | ··················</dt> | 227 | ··················</dt> |
| 228 | ··················<dd> | 228 | ··················<dd> |
| 229 | ····················<p>La·modalità·<span·class="quote">«<span·class="quote">Registrato</span>»</span>·è·differente·dalle·altre·modalità·di·allineamento.·Quando·si·copia·un'immagine,·un·<span·class="keycap"><strong>Ctrl</strong></span>-clic·registrerà·un·livello·sorgente.·L'operazione·di·disegno·copia·ogni·pixel·dal·livello·sorgente·al·corrispondente·(cioè·alla·stessa·distanza·relativa)·pixel·nella·destinazione.·Ciò·è·molto·utile·quando·si·vuole·copiare·da·un·livello·ad·un·altro·della·stessa·immagine,·ma·si·può·anche·clonare·da·un'altra·immagine.·È·anche·utile·se·si·clona·da·un·motivo,·se·si·vuole·allineare·con·precisione·l'angolo·in·alto·a·sinistra·del·motivo·con·il·corrispondente·angolo·dell'immagine.</p> | 229 | ····················<p>La·modalità·<span·class="quote">«<span·class="quote">Registrato</span>»</span>·è·differente·dalle·altre·modalità·di·allineamento.·Quando·si·copia·un'immagine,·un·<span·class="keycap"><strong>Ctrl</strong></span>-clic·registrerà·un·livello·sorgente.·L'operazione·di·disegno·copia·ogni·pixel·dal·livello·sorgente·al·corrispondente·(cioè·alla·stessa·distanza·relativa)·pixel·nella·destinazione.·Ciò·è·molto·utile·quando·si·vuole·copiare·da·un·livello·ad·un·altro·della·stessa·immagine,·ma·si·può·anche·clonare·da·un'altra·immagine.·È·anche·utile·se·si·clona·da·un·motivo,·se·si·vuole·allineare·con·precisione·l'angolo·in·alto·a·sinistra·del·motivo·con·il·corrispondente·angolo·dell'immagine.</p> |
| 230 | ····················<p>Ad·ogni·tratteggio·del·pennello,·la·sorgente·adotta·la·posizione·del·puntatore·del·mouse·nel·livello·di·destinazione.·Qui,·il·livello·di·destinazione·è·più·piccolo·del·livello·sorgente,·perciò·non·avrà·un·aspetto·troncato.</p> | 230 | ····················<p>Ad·ogni·tratteggio·del·pennello,·la·sorgente·adotta·la·posizione·del·puntatore·del·mouse·nel·livello·di·destinazione.·Qui,·il·livello·di·destinazione·è·più·piccolo·del·livello·sorgente,·perciò·non·avrà·un·aspetto·troncato.</p> |
| 231 | ····················<div·class="figure"> | 231 | ····················<div·class="figure"> |
| 232 | ······················<a·id="idp79 | 232 | ······················<a·id="idp79279928"></a> |
| 233 | ······················<p·class="title"> | 233 | ······················<p·class="title"> |
| 234 | ························<strong>Figura 14.85. Allineamento·clona·<span·class="quote">«<span·class="quote">registrato</span>»</span></strong> | 234 | ························<strong>Figura 14.85. Allineamento·clona·<span·class="quote">«<span·class="quote">registrato</span>»</span></strong> |
| 235 | ······················</p> | 235 | ······················</p> |
| 236 | ······················<div·class="figure-contents"> | 236 | ······················<div·class="figure-contents"> |
| 237 | ························<div·class="mediaobject"> | 237 | ························<div·class="mediaobject"> |
| 238 | ··························<img·src="images/toolbox/clone-registered.png"·alt="Allineamento·clona·registrato"·/> | 238 | ··························<img·src="images/toolbox/clone-registered.png"·alt="Allineamento·clona·registrato"·/> |
| 239 | ··························<div·class="caption"></div> | 239 | ··························<div·class="caption"></div> |
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| 245 | ··················<dt> | 245 | ··················<dt> |
| 246 | ····················<span·class="term">Fisso</span> | 246 | ····················<span·class="term">Fisso</span> |
| 247 | ··················</dt> | 247 | ··················</dt> |
| 248 | ··················<dd> | 248 | ··················<dd> |
| 249 | ····················<p>Usando·questa·modalità,·si·dipingerà·con·l'origine·della·sorgente,·diversamente·dalle·modalità·<span·class="guilabel">Nessuno</span>·o·<span·class="guilabel">Allineato</span>·anche·quando·si·disegna·una·linea.·La·sorgente·non·si·sposterà.</p> | 249 | ····················<p>Usando·questa·modalità,·si·dipingerà·con·l'origine·della·sorgente,·diversamente·dalle·modalità·<span·class="guilabel">Nessuno</span>·o·<span·class="guilabel">Allineato</span>·anche·quando·si·disegna·una·linea.·La·sorgente·non·si·sposterà.</p> |
| 250 | ····················<p>Si·può·notare·che·la·sorgente·rimane·fissa.·Lo·stesso·piccolo·campione·viene·riprodotto·identico·con·un·effetto·mosaico.</p> | 250 | ····················<p>Si·può·notare·che·la·sorgente·rimane·fissa.·Lo·stesso·piccolo·campione·viene·riprodotto·identico·con·un·effetto·mosaico.</p> |
| 251 | ····················<div·class="figure"> | 251 | ····················<div·class="figure"> |
| 252 | ······················<a·id="idp79 | 252 | ······················<a·id="idp79290168"></a> |
| 253 | ······················<p·class="title"> | 253 | ······················<p·class="title"> |
| 254 | ························<strong>Figura 14.86. Allineamento·clona·<span·class="quote">«<span·class="quote">fisso</span>»</span></strong> | 254 | ························<strong>Figura 14.86. Allineamento·clona·<span·class="quote">«<span·class="quote">fisso</span>»</span></strong> |
| 255 | ······················</p> | 255 | ······················</p> |
| 256 | ······················<div·class="figure-contents"> | 256 | ······················<div·class="figure-contents"> |
| 257 | ························<div·class="mediaobject"> | 257 | ························<div·class="mediaobject"> |
| 258 | ··························<img·src="images/toolbox/clone-fixed.png"·alt="Allineamento·clona·fisso"·/> | 258 | ··························<img·src="images/toolbox/clone-fixed.png"·alt="Allineamento·clona·fisso"·/> |
| 259 | ························</div> | 259 | ························</div> |
| Offset 300, 22 lines modified | Offset 300, 22 lines modified | ||
| 300 | ··············</div> | 300 | ··············</div> |
| 301 | ··············<p>La·clonazione·non·può·mai·aumentare·la·trasparenza·ma,·a·meno·che·"mantieni·la·trasparenza"·non·sia·abilitato·per·il·livello,·può·ridurla.·Clonando·un'area·opaca·su·di·un'area·traslucida·si·produce·un·risultato·opaco;·clonando·un'area·traslucida·su·di·un'altra·area·traslucida·si·ottiene·un·incremento·dell'opacità.</p> | 301 | ··············<p>La·clonazione·non·può·mai·aumentare·la·trasparenza·ma,·a·meno·che·"mantieni·la·trasparenza"·non·sia·abilitato·per·il·livello,·può·ridurla.·Clonando·un'area·opaca·su·di·un'area·traslucida·si·produce·un·risultato·opaco;·clonando·un'area·traslucida·su·di·un'altra·area·traslucida·si·ottiene·un·incremento·dell'opacità.</p> |
| 302 | ············</dd> | 302 | ············</dd> |
| 303 | ············<dt> | 303 | ············<dt> |
| 304 | ··············<span·class="term">Pennelli·<span·class="quote">«<span·class="quote">filtro</span>»</span></span> | 304 | ··············<span·class="term">Pennelli·<span·class="quote">«<span·class="quote">filtro</span>»</span></span> |
| 305 | ············</dt> | 305 | ············</dt> |
| 306 | ············<dd> | 306 | ············<dd> |
| 307 | ··············<a·id="idp79 | 307 | ··············<a·id="idp79366840"·class="indexterm"></a> |
| 308 | ··············<p>Ci·sono·alcuni,·non·banali,·metodi·di·utilizzo·dello·strumento·clona·per·ottenere·degli·effetti·veramente·speciali.·Uno·di·questi·è·senza·dubbio·la·crezione·di·<span·class="quote">«<span·class="quote">pennelli·filtro</span>»</span>,·cioè·la·creazione·dell'effetto·dell'applicazione·di·un·filtro·tramite·un·pennello.·Per·fare·ciò·basta·duplicare·il·livello·su·cui·si·sta·lavorando·e·applicare·il·filtro·alla·copia.·Poi·attivare·lo·strumento·clona,·impostando·la·sorgente·a·<span·class="quote">«<span·class="quote">Soregente·immagine</span>»</span>·e·l'allineamento·a·<span·class="quote">«<span·class="quote">Registrato</span>»</span>.·<span·class="keycap"><strong>Ctrl</strong></span>-clic·sul·livello·filtrato·per·impostarlo·come·sorgente·e·disegnare·sull'originale:·si·otterrà·l'effetto·di·disegnare·il·filtro·sul·livello·originale.</p> | 308 | ··············<p>Ci·sono·alcuni,·non·banali,·metodi·di·utilizzo·dello·strumento·clona·per·ottenere·degli·effetti·veramente·speciali.·Uno·di·questi·è·senza·dubbio·la·crezione·di·<span·class="quote">«<span·class="quote">pennelli·filtro</span>»</span>,·cioè·la·creazione·dell'effetto·dell'applicazione·di·un·filtro·tramite·un·pennello.·Per·fare·ciò·basta·duplicare·il·livello·su·cui·si·sta·lavorando·e·applicare·il·filtro·alla·copia.·Poi·attivare·lo·strumento·clona,·impostando·la·sorgente·a·<span·class="quote">«<span·class="quote">Soregente·immagine</span>»</span>·e·l'allineamento·a·<span·class="quote">«<span·class="quote">Registrato</span>»</span>.·<span·class="keycap"><strong>Ctrl</strong></span>-clic·sul·livello·filtrato·per·impostarlo·come·sorgente·e·disegnare·sull'originale:·si·otterrà·l'effetto·di·disegnare·il·filtro·sul·livello·originale.</p> |
| 309 | ············</dd> | 309 | ············</dd> |
| 310 | ············<dt> | 310 | ············<dt> |
| 311 | ··············<span·class="term">La·cronologia·del·pennello</span> | 311 | ··············<span·class="term">La·cronologia·del·pennello</span> |
| 312 | ············</dt> | 312 | ············</dt> |
| 313 | ············<dd> | 313 | ············<dd> |
| 314 | ··············<a·id="idp79 | 314 | ··············<a·id="idp79371448"·class="indexterm"></a> |
| 315 | ··············<p>È·possibile·usare·un·approccio·simile·per·imitare·la·<span·class="quote">«<span·class="quote">Cronologia·dei·pennelli</span>»</span>·di·Photoshop·che·permette·di·annullare·o·rifare·selettivamente·i·cambiamenti·usando·un·pennello.·Per·far·ciò·cominciare·col·duplicare·l'immagine;·poi·nell'originale·tornare·indietro·nella·cronologia·dell'immagine·annullando·le·operazioni·oppure·usando·la·finestra·degli·annullamenti·(quest'ultima·operazione·deve·essere·effettuata·sull'originale·e·non·sulla·copia·dato·che·la·copia·di·un'immagine·non·duplica·anche·la·cronologia·degli·annullamenti·di·questa).·Ora·attivare·lo·strumento·clona·impostando·la·sorgente·a·<span·class="quote">«<span·class="quote">Sorgente·immagine</span>»</span>·e·l'allineamento·a·<span·class="quote">«<span·class="quote">Registrato</span>»</span>.·<span·class="keycap"><strong>Ctrl</strong></span>-clic·su·un·livello·da·un'immagine·e·disegno·sul·livello·corrispondente·dall'altra·immagine.·A·seconda·di·come·la·si·effettua,·con·quest'operazione·✂ | 315 | ··············<p>È·possibile·usare·un·approccio·simile·per·imitare·la·<span·class="quote">«<span·class="quote">Cronologia·dei·pennelli</span>»</span>·di·Photoshop·che·permette·di·annullare·o·rifare·selettivamente·i·cambiamenti·usando·un·pennello.·Per·far·ciò·cominciare·col·duplicare·l'immagine;·poi·nell'originale·tornare·indietro·nella·cronologia·dell'immagine·annullando·le·operazioni·oppure·usando·la·finestra·degli·annullamenti·(quest'ultima·operazione·deve·essere·effettuata·sull'originale·e·non·sulla·copia·dato·che·la·copia·di·un'immagine·non·duplica·anche·la·cronologia·degli·annullamenti·di·questa).·Ora·attivare·lo·strumento·clona·impostando·la·sorgente·a·<span·class="quote">«<span·class="quote">Sorgente·immagine</span>»</span>·e·l'allineamento·a·<span·class="quote">«<span·class="quote">Registrato</span>»</span>.·<span·class="keycap"><strong>Ctrl</strong></span>-clic·su·un·livello·da·un'immagine·e·disegno·sul·livello·corrispondente·dall'altra·immagine.·A·seconda·di·come·la·si·effettua,·con·quest'operazione·✂ |
| 316 | ············</dd> | 316 | ············</dd> |
| 317 | ··········</dl> | 317 | ··········</dl> |
| 318 | ········</div> | 318 | ········</div> |
| 319 | ······</div> | 319 | ······</div> |
| 320 | ····</div> | 320 | ····</div> |
| 321 | ····<div·class="navfooter"> | 321 | ····<div·class="navfooter"> |
| Offset 36, 26 lines modified | Offset 36, 26 lines modified | ||
| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="plug-in-dog"></a>7.2. Differenza·di·gaussiane</h3> | 39 | ············<h3·class="title"><a·id="plug-in-dog"></a>7.2. Differenza·di·gaussiane</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp8 | 43 | ······<a·id="idp85874744"·class="indexterm"></a> |
| 44 | ······<a·id="idp8 | 44 | ······<a·id="idp86038968"·class="indexterm"></a> |
| 45 | ······<div·class="sect3"·title="7.2.1. Panoramica"> | 45 | ······<div·class="sect3"·title="7.2.1. Panoramica"> |
| 46 | ········<div·class="titlepage"> | 46 | ········<div·class="titlepage"> |
| 47 | ··········<div> | 47 | ··········<div> |
| 48 | ············<div> | 48 | ············<div> |
| 49 | ··············<h4·class="title"><a·id="idp8 | 49 | ··············<h4·class="title"><a·id="idp86039864"></a>7.2.1. Panoramica</h4> |
| 50 | ············</div> | 50 | ············</div> |
| 51 | ··········</div> | 51 | ··········</div> |
| 52 | ········</div> | 52 | ········</div> |
| 53 | ········<div·class="figure"> | 53 | ········<div·class="figure"> |
| 54 | ··········<a·id="idp8 | 54 | ··········<a·id="idp86040504"></a> |
| 55 | ··········<p·class="title"> | 55 | ··········<p·class="title"> |
| 56 | ············<strong>Figura 17.138. Esempio·di·applicazione·del·filtro·<span·class="quote">«<span·class="quote">Differenza·di·gaussiane</span>»</span></strong> | 56 | ············<strong>Figura 17.138. Esempio·di·applicazione·del·filtro·<span·class="quote">«<span·class="quote">Differenza·di·gaussiane</span>»</span></strong> |
| 57 | ··········</p> | 57 | ··········</p> |
| 58 | ··········<div·class="figure-contents"> | 58 | ··········<div·class="figure-contents"> |
| 59 | ············<div·class="mediaobject"> | 59 | ············<div·class="mediaobject"> |
| 60 | ··············<img·src="images/filters/examples/taj_orig.jpg"·alt="Esempio·di·applicazione·del·filtro·Differenza·di·gaussiane"·/> | 60 | ··············<img·src="images/filters/examples/taj_orig.jpg"·alt="Esempio·di·applicazione·del·filtro·Differenza·di·gaussiane"·/> |
| 61 | ··············<div·class="caption"> | 61 | ··············<div·class="caption"> |
| Offset 73, 30 lines modified | Offset 73, 30 lines modified | ||
| 73 | ········<br·class="figure-break"·/> | 73 | ········<br·class="figure-break"·/> |
| 74 | ········<p>Questo·filtro·esegue·il·rilevamento·dei·contorni·usando·il·cosiddetto·algoritmo·<span·class="quote">«<span·class="quote">Differenza·di·gaussiane</span>»</span>·che·funziona·eseguendo·due·differenti·sfumature·gaussiane·sull'immagine·ciascuna·con·un·raggio·di·sfumatura·differente·e·sottraendo·le·due·versioni·per·ottenere·il·risultato·finale.·Questo·algoritmo·è·utilizzato·diffusamente·nel·campo·della·visione·artificiale·ed·è·molto·veloce·perché·include·metodi·molto·efficienti·per·eseguire·sfumature·gaussiane.·I·parametri·più·importanti·sono·i·raggi·delle·due·sfumature·gaussiane.·È·probabilmente·più·facile·impostarli·utilizzando·l'anteprima·ma·può·essere·utile·sapere·che·aumentando·il·raggio·minore·si·otterranno·bordi·più·spessi·e·che·diminuendo·il·raggio·maggiore·si·innalzerà·la·soglia·per·il·rilevamento·di·qualcosa·come·contorno.·Nella·maggioranza·dei·casi·si·otterranno·risultati·migliori·se·<span·class="quote">«<span·class="quote">Raggio·2</span>»</span>·è·minore·di·<span·class="quote">«<span·class=·✂ | 74 | ········<p>Questo·filtro·esegue·il·rilevamento·dei·contorni·usando·il·cosiddetto·algoritmo·<span·class="quote">«<span·class="quote">Differenza·di·gaussiane</span>»</span>·che·funziona·eseguendo·due·differenti·sfumature·gaussiane·sull'immagine·ciascuna·con·un·raggio·di·sfumatura·differente·e·sottraendo·le·due·versioni·per·ottenere·il·risultato·finale.·Questo·algoritmo·è·utilizzato·diffusamente·nel·campo·della·visione·artificiale·ed·è·molto·veloce·perché·include·metodi·molto·efficienti·per·eseguire·sfumature·gaussiane.·I·parametri·più·importanti·sono·i·raggi·delle·due·sfumature·gaussiane.·È·probabilmente·più·facile·impostarli·utilizzando·l'anteprima·ma·può·essere·utile·sapere·che·aumentando·il·raggio·minore·si·otterranno·bordi·più·spessi·e·che·diminuendo·il·raggio·maggiore·si·innalzerà·la·soglia·per·il·rilevamento·di·qualcosa·come·contorno.·Nella·maggioranza·dei·casi·si·otterranno·risultati·migliori·se·<span·class="quote">«<span·class="quote">Raggio·2</span>»</span>·è·minore·di·<span·class="quote">«<span·class=·✂ |
| 75 | ······</div> | 75 | ······</div> |
| 76 | ······<div·class="sect3"·title="7.2.2. Attivazione·del·filtro"> | 76 | ······<div·class="sect3"·title="7.2.2. Attivazione·del·filtro"> |
| 77 | ········<div·class="titlepage"> | 77 | ········<div·class="titlepage"> |
| 78 | ··········<div> | 78 | ··········<div> |
| 79 | ············<div> | 79 | ············<div> |
| 80 | ··············<h4·class="title"><a·id="idp8 | 80 | ··············<h4·class="title"><a·id="idp87921336"></a>7.2.2. Attivazione·del·filtro</h4> |
| 81 | ············</div> | 81 | ············</div> |
| 82 | ··········</div> | 82 | ··········</div> |
| 83 | ········</div> | 83 | ········</div> |
| 84 | ········<p>Questo·filtro·si·trova·nel·menu·<span·class="guimenu">Filtri</span>·→·<span·class="guisubmenu">Rilevamento·contorni</span>·→·<span·class="guimenuitem">Differenza·di·gaussiane</span>.</p> | 84 | ········<p>Questo·filtro·si·trova·nel·menu·<span·class="guimenu">Filtri</span>·→·<span·class="guisubmenu">Rilevamento·contorni</span>·→·<span·class="guimenuitem">Differenza·di·gaussiane</span>.</p> |
| 85 | ······</div> | 85 | ······</div> |
| 86 | ······<div·class="sect3"·title="7.2.3. Opzioni"> | 86 | ······<div·class="sect3"·title="7.2.3. Opzioni"> |
| 87 | ········<div·class="titlepage"> | 87 | ········<div·class="titlepage"> |
| 88 | ··········<div> | 88 | ··········<div> |
| 89 | ············<div> | 89 | ············<div> |
| 90 | ··············<h4·class="title"><a·id="idp8 | 90 | ··············<h4·class="title"><a·id="idp89305784"></a>7.2.3. Opzioni</h4> |
| 91 | ············</div> | 91 | ············</div> |
| 92 | ··········</div> | 92 | ··········</div> |
| 93 | ········</div> | 93 | ········</div> |
| 94 | ········<div·class="figure"> | 94 | ········<div·class="figure"> |
| 95 | ··········<a·id="idp8 | 95 | ··········<a·id="idp89306424"></a> |
| 96 | ··········<p·class="title"> | 96 | ··········<p·class="title"> |
| 97 | ············<strong>Figura 17.139. Opzioni·del·filtro·<span·class="quote">«<span·class="quote">differenza·Gaussiana</span>»</span></strong> | 97 | ············<strong>Figura 17.139. Opzioni·del·filtro·<span·class="quote">«<span·class="quote">differenza·Gaussiana</span>»</span></strong> |
| 98 | ··········</p> | 98 | ··········</p> |
| 99 | ··········<div·class="figure-contents"> | 99 | ··········<div·class="figure-contents"> |
| 100 | ············<div·class="mediaobject"> | 100 | ············<div·class="mediaobject"> |
| 101 | ··············<img·src="images/filters/edge-detect/diff-gauss.png"·alt="Opzioni·del·filtro·differenza·Gaussiana"·/> | 101 | ··············<img·src="images/filters/edge-detect/diff-gauss.png"·alt="Opzioni·del·filtro·differenza·Gaussiana"·/> |
| 102 | ············</div> | 102 | ············</div> |
| Offset 36, 18 lines modified | Offset 36, 18 lines modified | ||
| 36 | ······<div·class="titlepage"> | 36 | ······<div·class="titlepage"> |
| 37 | ········<div> | 37 | ········<div> |
| 38 | ··········<div> | 38 | ··········<div> |
| 39 | ············<h3·class="title"><a·id="gimp-tool-ink"></a>3.10. Stilo</h3> | 39 | ············<h3·class="title"><a·id="gimp-tool-ink"></a>3.10. Stilo</h3> |
| 40 | ··········</div> | 40 | ··········</div> |
| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<a·id="idp7 | 43 | ······<a·id="idp78073656"·class="indexterm"></a> |
| 44 | ······<a·id="idp7 | 44 | ······<a·id="idp78075576"·class="indexterm"></a> |
| 45 | ······<div·class="figure"> | 45 | ······<div·class="figure"> |
| 46 | ········<a·id="idp7 | 46 | ········<a·id="idp78076472"></a> |
| 47 | ········<p·class="title"> | 47 | ········<p·class="title"> |
| 48 | ··········<strong>Figura 14.78. Lo·<span·class="quote">«<span·class="quote">stilo</span>»</span>·nel·pannello·strumenti</strong> | 48 | ··········<strong>Figura 14.78. Lo·<span·class="quote">«<span·class="quote">stilo</span>»</span>·nel·pannello·strumenti</strong> |
| 49 | ········</p> | 49 | ········</p> |
| 50 | ········<div·class="figure-contents"> | 50 | ········<div·class="figure-contents"> |
| 51 | ··········<div·class="mediaobject"> | 51 | ··········<div·class="mediaobject"> |
| 52 | ············<img·src="images/toolbox/toolbox-pen.png"·alt="Lo·stilo·nel·pannello·strumenti"·/> | 52 | ············<img·src="images/toolbox/toolbox-pen.png"·alt="Lo·stilo·nel·pannello·strumenti"·/> |
| 53 | ··········</div> | 53 | ··········</div> |
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| 55 | ······</div> | 55 | ······</div> |
| 56 | ······<br·class="figure-break"·/> | 56 | ······<br·class="figure-break"·/> |
| 57 | ······<p>Lo·strumento·stilo·simula·il·comportamento·di·un·pennino·a·inchiostro·a·spessore·controllabile·che·disegna·tratti·solidi·con·bordi·sfumati·con·la·tecnica·antialias.·La·dimensione,·forma·e·angolo·del·tratto·è·impostabile·in·modo·da·determinare·la·resa·dei·tratti·disegnati.</p> | 57 | ······<p>Lo·strumento·stilo·simula·il·comportamento·di·un·pennino·a·inchiostro·a·spessore·controllabile·che·disegna·tratti·solidi·con·bordi·sfumati·con·la·tecnica·antialias.·La·dimensione,·forma·e·angolo·del·tratto·è·impostabile·in·modo·da·determinare·la·resa·dei·tratti·disegnati.</p> |
| 58 | ······<div·class="sect3"·title="3.10.1. Attivazione·dello·strumento"> | 58 | ······<div·class="sect3"·title="3.10.1. Attivazione·dello·strumento"> |
| 59 | ········<div·class="titlepage"> | 59 | ········<div·class="titlepage"> |
| 60 | ··········<div> | 60 | ··········<div> |
| 61 | ············<div> | 61 | ············<div> |
| 62 | ··············<h4·class="title"><a·id="idp7 | 62 | ··············<h4·class="title"><a·id="idp78165688"></a>3.10.1. Attivazione·dello·strumento</h4> |
| 63 | ············</div> | 63 | ············</div> |
| 64 | ··········</div> | 64 | ··········</div> |
| 65 | ········</div> | 65 | ········</div> |
| 66 | ········<p>È·possibile·accedere·allo·strumento·<span·class="quote">«<span·class="quote">stilo</span>»</span>·in·diversi·modi:</p> | 66 | ········<p>È·possibile·accedere·allo·strumento·<span·class="quote">«<span·class="quote">stilo</span>»</span>·in·diversi·modi:</p> |
| 67 | ········<div·class="itemizedlist"> | 67 | ········<div·class="itemizedlist"> |
| 68 | ··········<ul·class="itemizedlist"·type="disc"> | 68 | ··········<ul·class="itemizedlist"·type="disc"> |
| 69 | ············<li·class="listitem"> | 69 | ············<li·class="listitem"> |
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| 78 | ··········</ul> | 78 | ··········</ul> |
| 79 | ········</div> | 79 | ········</div> |
| 80 | ······</div> | 80 | ······</div> |
| 81 | ······<div·class="sect3"·title="3.10.2. Tasti·modificatori·(predefiniti)"> | 81 | ······<div·class="sect3"·title="3.10.2. Tasti·modificatori·(predefiniti)"> |
| 82 | ········<div·class="titlepage"> | 82 | ········<div·class="titlepage"> |
| 83 | ··········<div> | 83 | ··········<div> |
| 84 | ············<div> | 84 | ············<div> |
| 85 | ··············<h4·class="title"><a·id="idp7 | 85 | ··············<h4·class="title"><a·id="idp78250680"></a>3.10.2. Tasti·modificatori·(predefiniti)</h4> |
| 86 | ············</div> | 86 | ············</div> |
| 87 | ··········</div> | 87 | ··········</div> |
| 88 | ········</div> | 88 | ········</div> |
| 89 | ········<div·class="variablelist"> | 89 | ········<div·class="variablelist"> |
| 90 | ··········<dl> | 90 | ··········<dl> |
| 91 | ············<dt> | 91 | ············<dt> |
| 92 | ··············<span·class="term"> | 92 | ··············<span·class="term"> |
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| 99 | ··········</dl> | 99 | ··········</dl> |
| 100 | ········</div> | 100 | ········</div> |
| 101 | ······</div> | 101 | ······</div> |
| 102 | ······<div·class="sect3"·title="3.10.3. Opzioni"> | 102 | ······<div·class="sect3"·title="3.10.3. Opzioni"> |
| 103 | ········<div·class="titlepage"> | 103 | ········<div·class="titlepage"> |
| 104 | ··········<div> | 104 | ··········<div> |
| 105 | ············<div> | 105 | ············<div> |
| 106 | ··············<h4·class="title"><a·id="idp7 | 106 | ··············<h4·class="title"><a·id="idp78754360"></a>3.10.3. Opzioni</h4> |
| 107 | ············</div> | 107 | ············</div> |
| 108 | ··········</div> | 108 | ··········</div> |
| 109 | ········</div> | 109 | ········</div> |
| 110 | ········<div·class="figure"> | 110 | ········<div·class="figure"> |
| 111 | ··········<a·id="idp7 | 111 | ··········<a·id="idp78755000"></a> |
| 112 | ··········<p·class="title"> | 112 | ··········<p·class="title"> |
| 113 | ············<strong>Figura 14.79. Opzioni·dello·strumento·stilo</strong> | 113 | ············<strong>Figura 14.79. Opzioni·dello·strumento·stilo</strong> |
| 114 | ··········</p> | 114 | ··········</p> |
| 115 | ··········<div·class="figure-contents"> | 115 | ··········<div·class="figure-contents"> |
| 116 | ············<div·class="mediaobject"> | 116 | ············<div·class="mediaobject"> |
| 117 | ··············<img·src="images/toolbox/tool-options-ink.png"·alt="Opzioni·dello·strumento·stilo"·/> | 117 | ··············<img·src="images/toolbox/tool-options-ink.png"·alt="Opzioni·dello·strumento·stilo"·/> |
| 118 | ············</div> | 118 | ············</div> |
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| 41 | ········</div> | 41 | ········</div> |
| 42 | ······</div> | 42 | ······</div> |
| 43 | ······<p>Serve·una·pausa?·No?·Bene,·procediamo·con·la·quarta·lezione,·il·primo·script·Script-Fu.</p> | 43 | ······<p>Serve·una·pausa?·No?·Bene,·procediamo·con·la·quarta·lezione,·il·primo·script·Script-Fu.</p> |
| 44 | ······<div·class="sect3"·title="3.4.1. Creare·uno·script·Text·Box"> | 44 | ······<div·class="sect3"·title="3.4.1. Creare·uno·script·Text·Box"> |
| 45 | ········<div·class="titlepage"> | 45 | ········<div·class="titlepage"> |
| 46 | ··········<div> | 46 | ··········<div> |
| 47 | ············<div> | 47 | ············<div> |
| 48 | ··············<h4·class="title"><a·id="idp7 | 48 | ··············<h4·class="title"><a·id="idp76530488"></a>3.4.1. Creare·uno·script·Text·Box</h4> |
| 49 | ············</div> | 49 | ············</div> |
| 50 | ··········</div> | 50 | ··········</div> |
| 51 | ········</div> | 51 | ········</div> |
| 52 | ········<p>Una·delle·operazioni·più·comuni·che·si·intraprendono·in·<acronym·class="acronym">GIMP</acronym>·è·la·creazione·di·un·rettangolo·con·del·testo·per·una·pagina·web,·un·logo·o·altro.·Tuttavia·quando·si·comincia·non·si·sa·quanto·far·grande·l'immagine·iniziale.·Non·si·sa·quanto·spazio·occuperà·il·testo·con·il·font·e·la·dimensione·del·font·che·si·desidera.</p> | 52 | ········<p>Una·delle·operazioni·più·comuni·che·si·intraprendono·in·<acronym·class="acronym">GIMP</acronym>·è·la·creazione·di·un·rettangolo·con·del·testo·per·una·pagina·web,·un·logo·o·altro.·Tuttavia·quando·si·comincia·non·si·sa·quanto·far·grande·l'immagine·iniziale.·Non·si·sa·quanto·spazio·occuperà·il·testo·con·il·font·e·la·dimensione·del·font·che·si·desidera.</p> |
| 53 | ········<p>Il·maestro·di·Script-Fu·(e·lo·studente)·si·accorgeranno·subito·che·questo·problema·può·facilmente·essere·risolto·e·automatizzato·con·Script-Fu.</p> | 53 | ········<p>Il·maestro·di·Script-Fu·(e·lo·studente)·si·accorgeranno·subito·che·questo·problema·può·facilmente·essere·risolto·e·automatizzato·con·Script-Fu.</p> |
| 54 | ········<p>Si·creerà·quindi·uno·script,·intitolato·Text·Box,·che·crea·un'immagine·delle·dimensioni·corrette·per·contenere·una·linea·di·testo·immessa·dall'utente.·Si·consentirà·inoltre·all'utente·di·scegliere·il·font,·la·dimensione·del·font·e·il·colore·del·testo.</p> | 54 | ········<p>Si·creerà·quindi·uno·script,·intitolato·Text·Box,·che·crea·un'immagine·delle·dimensioni·corrette·per·contenere·una·linea·di·testo·immessa·dall'utente.·Si·consentirà·inoltre·all'utente·di·scegliere·il·font,·la·dimensione·del·font·e·il·colore·del·testo.</p> |
| 55 | ······</div> | 55 | ······</div> |
| 56 | ······<div·class="sect3"·title="3.4.2. Modificare·e·memorizzare·gli·script"> | 56 | ······<div·class="sect3"·title="3.4.2. Modificare·e·memorizzare·gli·script"> |
| 57 | ········<div·class="titlepage"> | 57 | ········<div·class="titlepage"> |
| 58 | ··········<div> | 58 | ··········<div> |
| 59 | ············<div> | 59 | ············<div> |
| 60 | ··············<h4·class="title"><a·id="idp7 | 60 | ··············<h4·class="title"><a·id="idp76569656"></a>3.4.2. Modificare·e·memorizzare·gli·script</h4> |
| 61 | ············</div> | 61 | ············</div> |
| 62 | ··········</div> | 62 | ··········</div> |
| 63 | ········</div> | 63 | ········</div> |
| 64 | ········<p>Fino·ad·ora·si·è·lavorato·nella·finestra·della·console·Script-Fu.·Adesso·si·comincerà·a·modificare·file·testuali·per·gli·script.</p> | 64 | ········<p>Fino·ad·ora·si·è·lavorato·nella·finestra·della·console·Script-Fu.·Adesso·si·comincerà·a·modificare·file·testuali·per·gli·script.</p> |
| 65 | ········<p>Dove·tenere·i·propri·script·è·una·questione·di·preferenze·personali.·Se·si·ha·accesso·alla·directory·predefinita·degli·script·di·<acronym·class="acronym">GIMP</acronym>·si·possono·tenere·lì·gli·script.·Tuttavia·è·preferibile·mantenere·i·propri·script·in·una·propria·directory·personale·per·tenerli·separati·dagli·script·piazzati·dall'installazione.</p> | 65 | ········<p>Dove·tenere·i·propri·script·è·una·questione·di·preferenze·personali.·Se·si·ha·accesso·alla·directory·predefinita·degli·script·di·<acronym·class="acronym">GIMP</acronym>·si·possono·tenere·lì·gli·script.·Tuttavia·è·preferibile·mantenere·i·propri·script·in·una·propria·directory·personale·per·tenerli·separati·dagli·script·piazzati·dall'installazione.</p> |
| 66 | ········<p>Nella·directory·<code·class="filename">.gimp-2.8</code>·che·<acronym·class="acronym">GIMP</acronym>·crea·nella·directory·home·dell'utente,·si·dovrebbe·trovare·una·directory·denominata·<code·class="filename">scripts</code>.·<acronym·class="acronym">GIMP</acronym>·controllerà·automaticamente·nella·directory·<code·class="filename">.gimp-2.8</code>·se·esiste·una·directory·<code·class="filename">scripts</code>·e·aggiungerà·gli·scripts·contenuti·in·questa·directory·al·database·di·Script-Fu.·Perciò·è·conveniente·usare·questa·directory·per·memorizzare·i·propri·script·personali.</p> | 66 | ········<p>Nella·directory·<code·class="filename">.gimp-2.8</code>·che·<acronym·class="acronym">GIMP</acronym>·crea·nella·directory·home·dell'utente,·si·dovrebbe·trovare·una·directory·denominata·<code·class="filename">scripts</code>.·<acronym·class="acronym">GIMP</acronym>·controllerà·automaticamente·nella·directory·<code·class="filename">.gimp-2.8</code>·se·esiste·una·directory·<code·class="filename">scripts</code>·e·aggiungerà·gli·scripts·contenuti·in·questa·directory·al·database·di·Script-Fu.·Perciò·è·conveniente·usare·questa·directory·per·memorizzare·i·propri·script·personali.</p> |
| 67 | ······</div> | 67 | ······</div> |
| 68 | ······<div·class="sect3"·title="3.4.3. Lo·stretto·necessario"> | 68 | ······<div·class="sect3"·title="3.4.3. Lo·stretto·necessario"> |
| 69 | ········<div·class="titlepage"> | 69 | ········<div·class="titlepage"> |
| 70 | ··········<div> | 70 | ··········<div> |
| 71 | ············<div> | 71 | ············<div> |
| 72 | ··············<h4·class="title"><a·id="idp76 | 72 | ··············<h4·class="title"><a·id="idp76665400"></a>3.4.3. Lo·stretto·necessario</h4> |
| 73 | ············</div> | 73 | ············</div> |
| 74 | ··········</div> | 74 | ··········</div> |
| 75 | ········</div> | 75 | ········</div> |
| 76 | ········<p>Ogni·script·Script-Fu·definisce·almeno·una·funzione·che·è·la·funzione·principale·dello·script.·Questa·è·la·funzione·dove·si·fa·il·lavoro.</p> | 76 | ········<p>Ogni·script·Script-Fu·definisce·almeno·una·funzione·che·è·la·funzione·principale·dello·script.·Questa·è·la·funzione·dove·si·fa·il·lavoro.</p> |
| 77 | ········<p>Ogni·script·deve·registrarsi·nel·database·delle·procedure·per·poter·risultare·accessibile·a·<acronym·class="acronym">GIMP</acronym>.</p> | 77 | ········<p>Ogni·script·deve·registrarsi·nel·database·delle·procedure·per·poter·risultare·accessibile·a·<acronym·class="acronym">GIMP</acronym>.</p> |
| 78 | ········<p>Si·definisca·dapprima·la·funzione·principale:</p> | 78 | ········<p>Si·definisca·dapprima·la·funzione·principale:</p> |
| 79 | ········<pre·class="programlisting"> | 79 | ········<pre·class="programlisting"> |
| Offset 81, 26 lines modified | Offset 81, 26 lines modified | ||
| 81 | ·······</pre> | 81 | ·······</pre> |
| 82 | ········<p>Qui·viene·definita·una·nuova·funzione·denominata·<code·class="function">script-fu-text-box</code>·che·riceve·quattro·parametri·che·poi·corrisponderanno·a·del·testo,·ad·un·font,·alla·dimensione·del·font·e·al·colore·del·testo.·La·funzione·è·al·momento·vuota·e·non·fa·nulla.</p> | 82 | ········<p>Qui·viene·definita·una·nuova·funzione·denominata·<code·class="function">script-fu-text-box</code>·che·riceve·quattro·parametri·che·poi·corrisponderanno·a·del·testo,·ad·un·font,·alla·dimensione·del·font·e·al·colore·del·testo.·La·funzione·è·al·momento·vuota·e·non·fa·nulla.</p> |
| 83 | ······</div> | 83 | ······</div> |
| 84 | ······<div·class="sect3"·title="3.4.4. Convenzioni·per·i·nomi"> | 84 | ······<div·class="sect3"·title="3.4.4. Convenzioni·per·i·nomi"> |
| 85 | ········<div·class="titlepage"> | 85 | ········<div·class="titlepage"> |
| 86 | ··········<div> | 86 | ··········<div> |
| 87 | ············<div> | 87 | ············<div> |
| 88 | ··············<h4·class="title"><a·id="idp76 | 88 | ··············<h4·class="title"><a·id="idp76673208"></a>3.4.4. Convenzioni·per·i·nomi</h4> |
| 89 | ············</div> | 89 | ············</div> |
| 90 | ··········</div> | 90 | ··········</div> |
| 91 | ········</div> | 91 | ········</div> |
| 92 | ········<p>Le·convenzioni·sui·nomi·di·Scheme·sembrano·dare·la·preferenza·a·lettere·minuscole·con·trattini,·convenzione·seguita·nel·dare·il·nome·alla·funzione.·Tuttavia·ci·si·è·allontanati·dalla·convenzione·con·gli·argomenti.·Si·sono·preferiti·nomi·più·descrittivi·per·argomenti·e·variabili·e·quindi·si·è·aggiunto·il·prefisso·"in"·agli·argomenti·in·modo·da·distinguerli·rapidamente·come·argomenti·passati·allo·script·piuttosto·che·creati·al·suo·interno.·Si·è·usato·il·prefisso·"the"·per·variabili·definite·all'interno·dello·script.</p> | 92 | ········<p>Le·convenzioni·sui·nomi·di·Scheme·sembrano·dare·la·preferenza·a·lettere·minuscole·con·trattini,·convenzione·seguita·nel·dare·il·nome·alla·funzione.·Tuttavia·ci·si·è·allontanati·dalla·convenzione·con·gli·argomenti.·Si·sono·preferiti·nomi·più·descrittivi·per·argomenti·e·variabili·e·quindi·si·è·aggiunto·il·prefisso·"in"·agli·argomenti·in·modo·da·distinguerli·rapidamente·come·argomenti·passati·allo·script·piuttosto·che·creati·al·suo·interno.·Si·è·usato·il·prefisso·"the"·per·variabili·definite·all'interno·dello·script.</p> |
| 93 | ········<p>Fa·parte·di·una·convenzione·di·<acronym·class="acronym">GIMP</acronym>·di·denominare·le·funzioni·degli·script·<code·class="function">script-fu-abc</code>,·poiché·quando·vengono·elencate·nel·database·delle·procedure·sono·tutte·raggruppate·sotto·il·prefisso·script-fu.·Ciò·aiuta·anche·a·distinguerle·dai·plug-in.</p> | 93 | ········<p>Fa·parte·di·una·convenzione·di·<acronym·class="acronym">GIMP</acronym>·di·denominare·le·funzioni·degli·script·<code·class="function">script-fu-abc</code>,·poiché·quando·vengono·elencate·nel·database·delle·procedure·sono·tutte·raggruppate·sotto·il·prefisso·script-fu.·Ciò·aiuta·anche·a·distinguerle·dai·plug-in.</p> |
| 94 | ······</div> | 94 | ······</div> |
| 95 | ······<div·class="sect3"·title="3.4.5. Registrare·la·funzione"> | 95 | ······<div·class="sect3"·title="3.4.5. Registrare·la·funzione"> |
| 96 | ········<div·class="titlepage"> | 96 | ········<div·class="titlepage"> |
| 97 | ··········<div> | 97 | ··········<div> |
| 98 | ············<div> | 98 | ············<div> |
| 99 | ··············<h4·class="title"><a·id="idp76 | 99 | ··············<h4·class="title"><a·id="idp76675640"></a>3.4.5. Registrare·la·funzione</h4> |
| 100 | ············</div> | 100 | ············</div> |
| 101 | ··········</div> | 101 | ··········</div> |
| 102 | ········</div> | 102 | ········</div> |
| 103 | ········<p>Reistrare·ora·la·funzione·in·<acronym·class="acronym">GIMP</acronym>.·Ciò·si·ottiene·richiamando·la·funzione·<code·class="function">script-fu-register</code>.·Quando·<acronym·class="acronym">GIMP</acronym>·legge·uno·script,·esegue·questa·funzione·che·registra·lo·script·nel·database·delle·procedure.·Si·può·posizionare·questa·funzione·in·ogni·parte·dello·script,·ma·di·solito·la·si·posiziona·alla·fine,·dopo·tutto·il·codice.</p> | 103 | ········<p>Reistrare·ora·la·funzione·in·<acronym·class="acronym">GIMP</acronym>.·Ciò·si·ottiene·richiamando·la·funzione·<code·class="function">script-fu-register</code>.·Quando·<acronym·class="acronym">GIMP</acronym>·legge·uno·script,·esegue·questa·funzione·che·registra·lo·script·nel·database·delle·procedure.·Si·può·posizionare·questa·funzione·in·ogni·parte·dello·script,·ma·di·solito·la·si·posiziona·alla·fine,·dopo·tutto·il·codice.</p> |
| 104 | ········<p>Ecco·il·listato·per·registrare·questa·funzione·(si·chiariranno·a·breve·gli·argomenti):</p> | 104 | ········<p>Ecco·il·listato·per·registrare·questa·funzione·(si·chiariranno·a·breve·gli·argomenti):</p> |
| 105 | ········<pre·class="programlisting"> | 105 | ········<pre·class="programlisting"> |
| 106 | ··(script-fu-register | 106 | ··(script-fu-register |
| Offset 126, 31 lines modified | Offset 126, 31 lines modified | ||
| 126 | ········<p>Se·si·invoca·questo·nuovo·script·naturalmente·non·succede·nulla,·ma·si·possono·osservare·le·richieste·di·parametri·definite·quando·si·registra·lo·script·(ulteriori·informazioni·più·avanti).</p> | 126 | ········<p>Se·si·invoca·questo·nuovo·script·naturalmente·non·succede·nulla,·ma·si·possono·osservare·le·richieste·di·parametri·definite·quando·si·registra·lo·script·(ulteriori·informazioni·più·avanti).</p> |
| 127 | ········<p>Infine,·se·si·richiama·il·Navigatore·di·procedure·(<span·class="guimenu">Aiuto</span>·→·<span·class="guimenuitem">Navigatore·di·procedure</span>),·si·noterà·che·lo·script·ora·appare·nel·database.</p> | 127 | ········<p>Infine,·se·si·richiama·il·Navigatore·di·procedure·(<span·class="guimenu">Aiuto</span>·→·<span·class="guimenuitem">Navigatore·di·procedure</span>),·si·noterà·che·lo·script·ora·appare·nel·database.</p> |
| 128 | ······</div> | 128 | ······</div> |
| 129 | ······<div·class="sect3"·title="3.4.6. Passi·per·la·registrazione·dello·script"> | 129 | ······<div·class="sect3"·title="3.4.6. Passi·per·la·registrazione·dello·script"> |
| 130 | ········<div·class="titlepage"> | 130 | ········<div·class="titlepage"> |
| 131 | ··········<div> | 131 | ··········<div> |
| 132 | ············<div> | 132 | ············<div> |
| 133 | ··············<h4·class="title"><a·id="idp65 | 133 | ··············<h4·class="title"><a·id="idp65101880"></a>3.4.6. Passi·per·la·registrazione·dello·script</h4> |
| 134 | ············</div> | 134 | ············</div> |
| 135 | ··········</div> | 135 | ··········</div> |
| 136 | ········</div> | 136 | ········</div> |
| 137 | ········<p>Per·registrare·lo·script·in·<acronym·class="acronym">GIMP</acronym>·si·richiama·la·funzione·<code·class="function">script-fu-register</code>,·passando·i·sette·parametri·richiesti·e·aggiungendo·gli·argomenti·dello·script·insieme·con·una·descrizione·e·un·valore·predefinito·per·ciascun·argomento.</p> | 137 | ········<p>Per·registrare·lo·script·in·<acronym·class="acronym">GIMP</acronym>·si·richiama·la·funzione·<code·class="function">script-fu-register</code>,·passando·i·sette·parametri·richiesti·e·aggiungendo·gli·argomenti·dello·script·insieme·con·una·descrizione·e·un·valore·predefinito·per·ciascun·argomento.</p> |
| 138 | ········<div·class="itemizedlist"·title="Gli·argomenti·richiesti"> | 138 | ········<div·class="itemizedlist"·title="Gli·argomenti·richiesti"> |
| 139 | ··········<p·class="title"> | 139 | ··········<p·class="title"> |
| 140 | ············<strong>Gli·argomenti·richiesti</strong> | 140 | ············<strong>Gli·argomenti·richiesti</strong> |
| 141 | ··········</p> | 141 | ··········</p> |
| 142 | ··········<ul·class="itemizedlist"·type="disc"> | 142 | ··········<ul·class="itemizedlist"·type="disc"> |
| 143 | ············<li·class="listitem"> | 143 | ············<li·class="listitem"> |
| 144 | ··············<p>Il·<span·class="emphasis"><em>nome</em></span>·della·funzione·definita.·Questa·è·la·funzione·che·viene·chiamata·quando·si·invoca·lo·script·(il·punto·di·entrata).·È·obbligatoria·perché·si·possono·definire·altre·funzioni·all'interno·dello·stesso·file·e·<acronym·class="acronym">GIMP</acronym>·deve·sapere·quale·tra·queste·funzioni·richiamare.·Nell'esempio·si·è·definita·solo·una·funzione,·text-box,·che·è·stata·registrata.</p> | 144 | ··············<p>Il·<span·class="emphasis"><em>nome</em></span>·della·funzione·definita.·Questa·è·la·funzione·che·viene·chiamata·quando·si·invoca·lo·script·(il·punto·di·entrata).·È·obbligatoria·perché·si·possono·definire·altre·funzioni·all'interno·dello·stesso·file·e·<acronym·class="acronym">GIMP</acronym>·deve·sapere·quale·tra·queste·funzioni·richiamare.·Nell'esempio·si·è·definita·solo·una·funzione,·text-box,·che·è·stata·registrata.</p> |
| 145 | ············</li> | 145 | ············</li> |
| 146 | ············<li·class="listitem"> | 146 | ············<li·class="listitem"> |
| 147 | ··············<p>La·<span·class="emphasis"><em>collocazione</em></span>·nel·menu·dove·lo·script·sarà·inserito.·L'esatta·posizione·è·specificata·come·un·percorso·di·file·Unix,·con·<code·class="code"><Image></code>·come·radice.·<sup>[<a·id="idp65 | 147 | ··············<p>La·<span·class="emphasis"><em>collocazione</em></span>·nel·menu·dove·lo·script·sarà·inserito.·L'esatta·posizione·è·specificata·come·un·percorso·di·file·Unix,·con·<code·class="code"><Image></code>·come·radice.·<sup>[<a·id="idp65479992"·href="#ftn.idp65479992"·class="footnote">6</a>]</sup></p> |
| 148 | ··············<p>Se·lo·script·non·opera·su·immagini·preesistenti·(e·quindi·ne·crea·di·nuove·come·lo·script·Text·Box),·è·preferibile·inserirlo·nel·menu·della·finestra·immagine,·accessibile·tramite·la·barra·del·menu·immagine,·con·il·clic·destro·del·mouse·nella·finestra·immagine,·facendo·clic·sull'icona·del·pulsante·del·menu·sull'angolo·in·alto·a·sinistra·della·finestra·immagine·o·premendo·<span·class="keycap"><strong>F10</strong></span>.</p> | 148 | ··············<p>Se·lo·script·non·opera·su·immagini·preesistenti·(e·quindi·ne·crea·di·nuove·come·lo·script·Text·Box),·è·preferibile·inserirlo·nel·menu·della·finestra·immagine,·accessibile·tramite·la·barra·del·menu·immagine,·con·il·clic·destro·del·mouse·nella·finestra·immagine,·facendo·clic·sull'icona·del·pulsante·del·menu·sull'angolo·in·alto·a·sinistra·della·finestra·immagine·o·premendo·<span·class="keycap"><strong>F10</strong></span>.</p> |
| 149 | ··············<p>Se·lo·script·è·stato·pensato·per·lavorare·su·un'immagine·in·corso·di·modifica,·è·preferibile·inserirlo·nel·menu·immagine.·La·parte·restante·del·percorso·indica·la·voce·del·menu·e·dei·sottomenu.·Perciò,·registrare·lo·script·Text·Box·nel·sottomenu·<span·class="guisubmenu">Text</span>·del·sottomenu·<span·class="guisubmenu">Crea</span>·del·menu·<span·class="guimenu">File</span>.·<sup>[<a·id="idp6 | 149 | ··············<p>Se·lo·script·è·stato·pensato·per·lavorare·su·un'immagine·in·corso·di·modifica,·è·preferibile·inserirlo·nel·menu·immagine.·La·parte·restante·del·percorso·indica·la·voce·del·menu·e·dei·sottomenu.·Perciò,·registrare·lo·script·Text·Box·nel·sottomenu·<span·class="guisubmenu">Text</span>·del·sottomenu·<span·class="guisubmenu">Crea</span>·del·menu·<span·class="guimenu">File</span>.·<sup>[<a·id="idp65483576"·href="#ftn.idp65483576"·class="footnote">7</a>]</sup>·(<span·class="guimenu">File</span>·→·<span·class="guisubmenu">Crea</span>·→·<span·class="guisubmenu">Text</span>·→·<span·class="guimenuitem">Text·Box</span>).</p> |
| 150 | ··············<p>Si·noti·che·il·sottomenu·Text·del·menu·File/Crea,·non·era·presente·all'inizio:·<acronym·class="acronym">GIMP</acronym>·crea·automaticamente·i·menu·inesistenti.</p> | 150 | ··············<p>Si·noti·che·il·sottomenu·Text·del·menu·File/Crea,·non·era·presente·all'inizio:·<acronym·class="acronym">GIMP</acronym>·crea·automaticamente·i·menu·inesistenti.</p> |
| 151 | ············</li> | 151 | ············</li> |
| 152 | ············<li·class="listitem"> | 152 | ············<li·class="listitem"> |
| 153 | ··············<p>Una·<span·class="emphasis"><em>descrizione</em></span>·dello·script·che·viene·visualizzata·nel·Navigatore·delle·procedure.</p> | 153 | ··············<p>Una·<span·class="emphasis"><em>descrizione</em></span>·dello·script·che·viene·visualizzata·nel·Navigatore·delle·procedure.</p> |
| 154 | ············</li> | 154 | ············</li> |
| 155 | ············<li·class="listitem"> | 155 | ············<li·class="listitem"> |
| 156 | ··············<p>Un·<span·class="emphasis"><em>nome·autore</em></span>·(l'autore·dello·script).</p> | 156 | ··············<p>Un·<span·class="emphasis"><em>nome·autore</em></span>·(l'autore·dello·script).</p> |
| Offset 163, 15 lines modified | Offset 163, 15 lines modified | ||
| 163 | ············</li> | 163 | ············</li> |
| 164 | ············<li·class="listitem"> | 164 | ············<li·class="listitem"> |
| 165 | ··············<p>I·<span·class="emphasis"><em>tipi</em></span>·di·immagine·su·cui·lo·script·opera.·Questo·argomento·può·essere·uno·tra:·RGB,·RGBA,·GRAY,·GRAYA,·INDEXED,·INDEXEDA.·Oppure·può·anche·non·essere·presente·del·tutto,·nel·caso·si·crei·una·nuova·immagine·e·quindi·non·risulti·applicabile.</p> | 165 | |