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Merge pull request #72 from ChrisDenham/patch-9

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Fixes extreme slowness of Geometry.rayIntersection.
This commit is contained in:
Sergey Gonchar
2013-12-11 08:27:42 -08:00
parent 36c41f6c8e 5b16652f83
commit 9b22f9dbc5
1 changed files with 4 additions and 4 deletions
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8
src/alternativa/engine3d/resources/Geometry.as
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@@ -832,13 +832,13 @@ package alternativa.engine3d.resources {
uvStride = uvStream.attributes.length*4; uvStride = uvStream.attributes.length*4;
} }
if (numTriangles*3 > indices.length) { if (numTriangles*3 > _indices.length) {
throw new ArgumentError("index is out of bounds"); throw new ArgumentError("index is out of bounds");
} }
for (var i:int = indexBegin, count:int = indexBegin + numTriangles*3; i < count; i += 3) { for (var i:int = indexBegin, count:int = indexBegin + numTriangles*3; i < count; i += 3) {
var indexA:uint = indices[i]; var indexA:uint = _indices[i];
var indexB:uint = indices[int(i + 1)]; var indexB:uint = _indices[int(i + 1)];
var indexC:uint = indices[int(i + 2)]; var indexC:uint = _indices[int(i + 2)];
positionBuffer.position = indexA*stride + positionOffset; positionBuffer.position = indexA*stride + positionOffset;
var ax:Number = positionBuffer.readFloat(); var ax:Number = positionBuffer.readFloat();
var ay:Number = positionBuffer.readFloat(); var ay:Number = positionBuffer.readFloat();