Default geometry processor

src/gpu/GrAARectRenderer.cpp

Index: src/gpu/GrAARectRenderer.cpp
diff --git a/src/gpu/GrAARectRenderer.cpp b/src/gpu/GrAARectRenderer.cpp
index 18bba5a1b8335a387476fee31902a5ed90deb235..62d5ae52f145059d37c7a0a530f3fcb46b0ecca4 100644
--- a/src/gpu/GrAARectRenderer.cpp
+++ b/src/gpu/GrAARectRenderer.cpp
@@ -52,6 +52,11 @@ public:
             GrGLVertexBuilder* vsBuilder = args.fPB->getVertexShaderBuilder();
             vsBuilder->codeAppendf("\t%s = %s;\n", v.fsIn(), inRect.c_str());
 
+            // setup position varying
+            vsBuilder->codeAppendf("vec3 pos3 = %s * vec3(%s, 1);", args.fGP.uViewM(),
+                                   args.fGP.inPosition());
+            vsBuilder->transformPositionToDeviceSpace("pos3");
+
             GrGLGPFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder();
             // TODO: compute all these offsets, spans, and scales in the VS
             fsBuilder->codeAppendf("\tfloat insetW = min(1.0, %s.z) - 0.5;\n", v.fsIn());
@@ -177,6 +182,11 @@ public:
                                    widthHeight.vsOut(),
                                    rectEffect.inWidthHeight().c_str());
 
+            // setup position varying
+            vsBuilder->codeAppendf("vec3 pos3 = %s * vec3(%s, 1);", args.fGP.uViewM(),
+                                   args.fGP.inPosition());
+            vsBuilder->transformPositionToDeviceSpace("pos3");
+
             GrGLGPFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder();
             // TODO: compute all these offsets, spans, and scales in the VS
             fsBuilder->codeAppendf("\tfloat insetW = min(1.0, %s.x) - 0.5;\n", widthHeight.fsIn());