initial changes to add local matrix to primitive processor

src/gpu/GrOptDrawState.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrOptDrawState.h"
 
 #include "GrDrawState.h"
@@ skipping 92 matching lines @@
     int firstCoverageStageIdx = 0;
 
     GrXferProcessor::BlendInfo blendInfo;
     fXferProcessor->getBlendInfo(&blendInfo);
 
     this->adjustProgramFromOptimizations(drawState, optFlags, colorPOI, coveragePOI,
                                          &firstColorStageIdx, &firstCoverageStageIdx);
 
     fDescInfo.fRequiresLocalCoordAttrib = hasLocalCoords;
 
+    bool usesLocalCoords = false;
+
     // Copy Stages from DS to ODS
     for (int i = firstColorStageIdx; i < drawState.numColorStages(); ++i) {
         SkNEW_APPEND_TO_TARRAY(&fFragmentStages,
                                GrPendingFragmentStage,
                                (drawState.fColorStages[i], hasLocalCoords));
+        usesLocalCoords = usesLocalCoords ||
+                          drawState.fColorStages[i].getProcessor()->usesLocalCoords();
     }
 
     fNumColorStages = fFragmentStages.count();
     for (int i = firstCoverageStageIdx; i < drawState.numCoverageStages(); ++i) {
         SkNEW_APPEND_TO_TARRAY(&fFragmentStages,
                                GrPendingFragmentStage,
                                (drawState.fCoverageStages[i], hasLocalCoords));
+        usesLocalCoords = usesLocalCoords ||
+                          drawState.fCoverageStages[i].getProcessor()->usesLocalCoords();
     }
 
     // let the GP init the batch tracker
     GrGeometryProcessor::InitBT init;
     init.fColorIgnored = SkToBool(optFlags & GrXferProcessor::kIgnoreColor_OptFlag);
     init.fOverrideColor = init.fColorIgnored ? GrColor_ILLEGAL : overrideColor;
     init.fCoverageIgnored = SkToBool(optFlags & GrXferProcessor::kIgnoreCoverage_OptFlag);
+    init.fUsesLocalCoords = usesLocalCoords;
     fPrimitiveProcessor->initBatchTracker(&fBatchTracker, init);
 }
 
 void GrOptDrawState::adjustProgramFromOptimizations(const GrDrawState& ds,
                                                     GrXferProcessor::OptFlags flags,
                                                     const GrProcOptInfo& colorPOI,
                                                     const GrProcOptInfo& coveragePOI,
                                                     int* firstColorStageIdx,
                                                     int* firstCoverageStageIdx) {
     fDescInfo.fReadsDst = false;
@@ skipping 61 matching lines @@
         if (this->getFragmentStage(i) != that.getFragmentStage(i)) {
             return false;
         }
     }
 
     // Now update the GrPrimitiveProcessor's batch tracker
     fPrimitiveProcessor->makeEqual(&fBatchTracker, that.getBatchTracker());
     return true;
 }