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Merge pull request #3711 from marcjansen/color

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Fix and test ol.color.blend
This commit is contained in:
Bart van den Eijnden
2015-05-20 15:25:54 +02:00
parent 4be106d014 b6a4188ce4
commit 680f140858
2 changed files with 29 additions and 2 deletions
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4
src/ol/color/color.js
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@@ -64,12 +64,12 @@ ol.color.blend = function(dst, src, opt_color) {
// FIXME do we need to scale by 255?
var out = goog.isDef(opt_color) ? opt_color : [];
var dstA = dst[3];
var srcA = dst[3];
var srcA = src[3];
if (dstA == 1) {
out[0] = (src[0] * srcA + dst[0] * (1 - srcA) + 0.5) | 0;
out[1] = (src[1] * srcA + dst[1] * (1 - srcA) + 0.5) | 0;
out[2] = (src[2] * srcA + dst[2] * (1 - srcA) + 0.5) | 0;
out[4] = 1;
out[3] = 1;
} else if (srcA === 0) {
out[0] = dst[0];
out[1] = dst[1];