UnityMirror/spine-runtimes
1
0
Fork 0
mirror of https://github.com/EsotericSoftware/spine-runtimes.git synced 2025-12-20 09:16:01 +08:00
Code Issues Packages Projects Releases Wiki Activity

added support for textures without premultiplied alpha

Browse Source
This commit is contained in:
Daniel Sperl 2014-11-03 12:19:49 +01:00
parent df792f3d59
commit 0dc21d23c0
1 changed files with 13 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
spine-starling/spine-starling/src/spine/starling/PolygonBatch.as
View File

@ -63,6 +63,7 @@ internal class PolygonBatch {
private var _programBits:uint;
private var _blendMode:String;
private var _additive:Boolean;
private var _alpha:Number;
private var _verticesCount:int;
private var _vertices:Vector.<Number> = new <Number>[];
@ -85,18 +86,15 @@ internal class PolygonBatch {
public function begin (support:RenderSupport, alpha:Number, blendMode:String) : void {
_support = support;
_renderAlpha[3] = alpha;
_alpha = alpha;
_programBits = 0xffffffff;
support.finishQuadBatch();
support.blendMode = blendMode;
support.applyBlendMode(true);
_blendMode = support.blendMode;
_additive = false;
support.finishQuadBatch();
support.blendMode = blendMode;
_blendMode = support.blendMode;
var context:Context3D = Starling.context;
context.setProgramConstantsFromVector(Context3DProgramType.VERTEX, 0, _renderAlpha, 1);
context.setProgramConstantsFromMatrix(Context3DProgramType.VERTEX, 1, support.mvpMatrix3D, true);
var verticesBuffer:VertexBuffer3D = _verticesBuffer;
@ -217,6 +215,13 @@ internal class PolygonBatch {
_trianglesBuffer.uploadFromVector(_triangles, 0, _trianglesCount);
}
var pma:Boolean = _texture ? _texture.premultipliedAlpha : true;
_renderAlpha[0] = _renderAlpha[1] = _renderAlpha[2] = pma ? _alpha : 1.0;
_renderAlpha[3] = _alpha;
_support.applyBlendMode(pma);
context.setProgramConstantsFromVector(Context3DProgramType.VERTEX, 0, _renderAlpha, 1);
setProgram(context);
context.setTextureAt(0, _texture.base);
context.drawTriangles(_trianglesBuffer, 0, _trianglesCount / 3);