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Remove 'unsupported' blend mode.

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This commit is contained in:
Jürg Lehni 2011-06-01 16:50:14 +01:00
parent 9142c974c3
commit b08abcdd69
1 changed files with 3 additions and 9 deletions
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12
src/util/BlendMode.js
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@ -51,14 +51,6 @@ var BlendMode = {
// TODO: Some blend modes seem broken at the moment, e.g. dodge, burn
var modes = {
unsupported: function(i) {
// Render checker pattern
rA = 1;
dst[i] = 255;
dst[i + 1] = i % 8 == 0 ? 255 : 0;
dst[i + 2] = i % 8 == 0 ? 0 : 255;
},
normal: function(i) {
dst[i] = (sRA + dRA - dRA * sA) * rM;
dst[i + 1] = (sGA + dGA - dGA * sA) * rM;
@ -152,7 +144,9 @@ var BlendMode = {
}
};
var process = modes[blendMode] || modes.unsupported;
var process = modes[blendMode];
if (!process)
return;
opacity /= 255;
for (var i = 0, l = dst.length; i < l; i += 4) {
sA = src[i + 3] * opacity;