Adds local coords to GrEffect system.

src/gpu/GrTextContext.cpp

Index: src/gpu/GrTextContext.cpp
===================================================================
--- src/gpu/GrTextContext.cpp	(revision 8241)
+++ src/gpu/GrTextContext.cpp	(working copy)
@@ -18,12 +18,10 @@
 #include "SkPath.h"
 #include "SkStrokeRec.h"
 
-enum {
-    // glyph rendering shares this stage with edge rendering
-    // (kEdgeEffectStage in GrContext) && SW path rendering
-    // (kPathMaskStage in GrSWMaskHelper)
-    kGlyphMaskStage = GrPaint::kTotalStages,
-};
+// glyph rendering shares this stage with edge rendering (kEdgeEffectStage in GrContext) && SW path
+// rendering (kPathMaskStage in GrSWMaskHelper)
+static const int kGlyphMaskStage = GrPaint::kTotalStages;
+static const int kGlyphCoordsAttributeIndex = 1;
 
 void GrTextContext::flushGlyphs() {
     if (NULL == fDrawTarget) {
@@ -35,8 +33,12 @@
         GrAssert(GrIsALIGN4(fCurrVertex));
         GrAssert(fCurrTexture);
         GrTextureParams params(SkShader::kRepeat_TileMode, false);
-        drawState->createTextureEffect(kGlyphMaskStage, fCurrTexture, SkMatrix::I(), params);
 
+        // This effect could be stored with one of the cache objects (atlas?)
+        drawState->setEffect(kGlyphMaskStage,
+                             GrSimpleTextureEffect::CreateWithCustomCoords(fCurrTexture, params),
+                             kGlyphCoordsAttributeIndex)->unref();
+
         if (!GrPixelConfigIsAlphaOnly(fCurrTexture->config())) {
             if (kOne_GrBlendCoeff != fPaint.getSrcBlendCoeff() ||
                 kISA_GrBlendCoeff != fPaint.getDstBlendCoeff() ||
@@ -195,7 +197,7 @@
             {kVec2f_GrVertexAttribType, 0},
             {kVec2f_GrVertexAttribType, sizeof(GrPoint)}
         };
-        static const GrAttribBindings kAttribBindings = GrDrawState::ExplicitTexCoordAttribBindingsBit(kGlyphMaskStage);
+        static const GrAttribBindings kAttribBindings = 0;
 
        // If we need to reserve vertices allow the draw target to suggest
         // a number of verts to reserve and whether to perform a flush.
@@ -214,7 +216,6 @@
             fDrawTarget->drawState()->setVertexAttribs(kVertexAttribs, SK_ARRAY_COUNT(kVertexAttribs));
         }
         fDrawTarget->drawState()->setAttribIndex(GrDrawState::kPosition_AttribIndex, 0);
-        fDrawTarget->drawState()->setAttribIndex(GrDrawState::kTexCoord_AttribIndex, 1);
         fDrawTarget->drawState()->setAttribBindings(kAttribBindings);
         fMaxVertices = kDefaultRequestedVerts;
         // ignore return, no point in flushing again.