From aa64ba9149946de10d6f2767913af82f1f3e1e3e Mon Sep 17 00:00:00 2001
From: jmoenig <jens@moenig.org>
Date: Tue, 12 Jun 2018 16:44:27 +0200
Subject: [PATCH] revert changes to pixels library

because they are apparently not needed after all
---
 libraries/pixel_module.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libraries/pixel_module.xml b/libraries/pixel_module.xml
index 60dcb717..5731bb27 100644
--- a/libraries/pixel_module.xml
+++ b/libraries/pixel_module.xml
@@ -1,4 +1,4 @@
 <blocks app="Snap! 4.1, http://snap.berkeley.edu" version="1"><block-definition s="%&apos;attribute&apos; of %&apos;costume&apos;" type="reporter" category="looks"><comment x="0" y="0" w="187" collapsed="false">reports a list of all pixels in the given costume. Each pixel is represented by a 4-item sublist of RGBA values</comment><header></header><code></code><translations></translations><inputs><input type="%s" readonly="true">pixels<options>name
 pixels
 width
-height</options></input><input type="%obj"></input></inputs><script><block s="doIf"><block s="reportEquals"><block var="attribute"/><l>name</l></block><script><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list><l>costume</l></list><l>return costume.name;</l></block><list><block var="costume"/></list></block></block></script></block><block s="doIf"><block s="reportEquals"><block var="attribute"/><l>width</l></block><script><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list><l>costume</l></list><l>return costume.contents.width;</l></block><list><block var="costume"/></list></block></block></script></block><block s="doIf"><block s="reportEquals"><block var="attribute"/><l>height</l></block><script><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list><l>costume</l></list><l>return costume.contents.height;</l></block><list><block var="costume"/></list></block></block></script></block><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list><l>costume</l></list><l>  var i,&#xD;    pixels = [],&#xD;    src = costume.contents.getContext(&apos;2d&apos;).getImageData(&#xD;      0,&#xD;      0,&#xD;      costume.width(),&#xD;      costume.height()&#xD;    );&#xD;  for (i = 0; i &lt; src.data.length; i += 4) {&#xD;    pixels.push(new List([&#xD;      src.data[i],&#xD;      src.data[i + 1],&#xD;      src.data[i + 2],&#xD;      src.data[i + 3]&#xD;    ]));&#xD;  }&#xD;  return new List(pixels);</l></block><list><block var="costume"/></list></block></block></script></block-definition><block-definition s="update %&apos;costume&apos; with %&apos;pixels&apos;" type="command" category="looks"><comment w="286" collapsed="false">overwrite the pixels in the given costume with another list of pixels.&#xD;&#xD;Caution! This operation directly changes the costume. Make sure to use a copy in case you would like to revert changes later.</comment><header></header><code></code><translations></translations><inputs><input type="%obj"></input><input type="%l"></input></inputs><script><block s="doRun"><block s="reportJSFunction"><list><l>costume</l><l>pixels</l></list><l>  var i, k,&#xD;    ctx = costume.contents.getContext(&apos;2d&apos;),&#xD;    src = pixels.asArray(),&#xD;    dta = ctx.createImageData(costume.width(), costume.height());&#xD;  for (i = 0; i &lt; src.length; i += 1) {&#xD;    if (!(src[i] instanceof Array)) {&#xD;      px = src[i].asArray();&#xD;    }&#xD;    for (k = 0; k &lt; 4; k += 1) {&#xD;      dta.data[(i * 4) + k] = px[k];&#xD;    }&#xD;  }&#xD;  ctx.putImageData(dta, 0, 0);</l></block><list><block var="costume"/><block var="pixels"/></list></block></script></block-definition><block-definition s="current costume" type="reporter" category="sensing"><comment x="0" y="0" w="178" collapsed="false">reports the sprite&apos;s actual current costume, which may or may not be part of its wardrobe e.g. if it is a copy</comment><header></header><code></code><translations></translations><inputs></inputs><script><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list></list><l>return this.costume;</l></block><list></list></block></block></script></block-definition><block-definition s="copy of %&apos;costume&apos;" type="reporter" category="looks"><comment x="0" y="0" w="206" collapsed="false">reports a copy of the given costume. This is especially useful when modifying a costume, so you can keep the original around</comment><header></header><code></code><translations></translations><inputs><input type="%obj"></input></inputs><script><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list><l>costume</l></list><l>return costume.copy();</l></block><list><block var="costume"/></list></block></block></script></block-definition><block-definition s="show picture %&apos;bitmap&apos;" type="command" category="looks"><comment x="0" y="0" w="88" collapsed="false">display the given bitmap in a copy of the current costume (so you can switch back to the original costume again)</comment><header></header><code></code><translations></translations><inputs><input type="%l"></input></inputs><script><custom-block s="let %upvar be %s"><l>copy</l><custom-block s="copy of %obj"><custom-block s="current costume"></custom-block></custom-block></custom-block><custom-block s="update %obj with %l"><block var="copy"/><block var="bitmap"/></custom-block><block s="doSwitchToCostume"><block var="copy"/></block></script></block-definition><block-definition s="let %&apos;var&apos; be %&apos;value&apos;" type="command" category="other"><header></header><code></code><translations></translations><inputs><input type="%upvar"></input><input type="%s"></input></inputs><script><block s="doSetVar"><l>var</l><block var="value"/></block></script></block-definition></blocks>
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+height</options></input><input type="%obj"></input></inputs><script><block s="doIf"><block s="reportEquals"><block var="attribute"/><l>name</l></block><script><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list><l>costume</l></list><l>return costume.name;</l></block><list><block var="costume"/></list></block></block></script></block><block s="doIf"><block s="reportEquals"><block var="attribute"/><l>width</l></block><script><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list><l>costume</l></list><l>return costume.contents.width;</l></block><list><block var="costume"/></list></block></block></script></block><block s="doIf"><block s="reportEquals"><block var="attribute"/><l>height</l></block><script><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list><l>costume</l></list><l>return costume.contents.height;</l></block><list><block var="costume"/></list></block></block></script></block><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list><l>costume</l></list><l>  var i,&#xD;    pixels = [],&#xD;    src = costume.contents.getContext(&apos;2d&apos;).getImageData(&#xD;      0,&#xD;      0,&#xD;      costume.width(),&#xD;      costume.height()&#xD;    );&#xD;  for (i = 0; i &lt; src.data.length; i += 4) {&#xD;    pixels.push(new List([&#xD;      src.data[i],&#xD;      src.data[i + 1],&#xD;      src.data[i + 2],&#xD;      src.data[i + 3]&#xD;    ]));&#xD;  }&#xD;  return new List(pixels);</l></block><list><block var="costume"/></list></block></block></script></block-definition><block-definition s="update %&apos;costume&apos; with %&apos;pixels&apos;" type="command" category="looks"><comment w="286" collapsed="false">overwrite the pixels in the given costume with another list of pixels.&#xD;&#xD;Caution! This operation directly changes the costume. Make sure to use a copy in case you would like to revert changes later.</comment><header></header><code></code><translations></translations><inputs><input type="%obj"></input><input type="%l"></input></inputs><script><block s="doRun"><block s="reportJSFunction"><list><l>costume</l><l>pixels</l></list><l>  var i, k,&#xD;    ctx = costume.contents.getContext(&apos;2d&apos;),&#xD;    src = pixels.asArray(),&#xD;    dta = ctx.createImageData(costume.width(), costume.height());&#xD;  for (i = 0; i &lt; src.length; i += 1) {&#xD;    px = src[i].asArray();&#xD;    for (k = 0; k &lt; 4; k += 1) {&#xD;      dta.data[(i * 4) + k] = px[k];&#xD;    }&#xD;  }&#xD;  ctx.putImageData(dta, 0, 0);</l></block><list><block var="costume"/><block var="pixels"/></list></block></script></block-definition><block-definition s="current costume" type="reporter" category="sensing"><comment x="0" y="0" w="178" collapsed="false">reports the sprite&apos;s actual current costume, which may or may not be part of its wardrobe e.g. if it is a copy</comment><header></header><code></code><translations></translations><inputs></inputs><script><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list></list><l>return this.costume;</l></block><list></list></block></block></script></block-definition><block-definition s="copy of %&apos;costume&apos;" type="reporter" category="looks"><comment x="0" y="0" w="206" collapsed="false">reports a copy of the given costume. This is especially useful when modifying a costume, so you can keep the original around</comment><header></header><code></code><translations></translations><inputs><input type="%obj"></input></inputs><script><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list><l>costume</l></list><l>return costume.copy();</l></block><list><block var="costume"/></list></block></block></script></block-definition><block-definition s="show picture %&apos;bitmap&apos;" type="command" category="looks"><comment x="0" y="0" w="88" collapsed="false">display the given bitmap in a copy of the current costume (so you can switch back to the original costume again)</comment><header></header><code></code><translations></translations><inputs><input type="%l"></input></inputs><script><custom-block s="let %upvar be %s"><l>copy</l><custom-block s="copy of %obj"><custom-block s="current costume"></custom-block></custom-block></custom-block><custom-block s="update %obj with %l"><block var="copy"/><block var="bitmap"/></custom-block><block s="doSwitchToCostume"><block var="copy"/></block></script></block-definition><block-definition s="let %&apos;var&apos; be %&apos;value&apos;" type="command" category="other"><header></header><code></code><translations></translations><inputs><input type="%upvar"></input><input type="%s"></input></inputs><script><block s="doSetVar"><l>var</l><block var="value"/></block></script></block-definition></blocks>
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