GrBatchPrototype

src/gpu/GrDrawState.h

Index: src/gpu/GrDrawState.h
diff --git a/src/gpu/GrDrawState.h b/src/gpu/GrDrawState.h
index c02429f9658f7aa624923058bf2b44ff4a260373..b794ec5002560a053c2ef328ead7fc296a273895 100644
--- a/src/gpu/GrDrawState.h
+++ b/src/gpu/GrDrawState.h
@@ -8,7 +8,7 @@
 #ifndef GrDrawState_DEFINED
 #define GrDrawState_DEFINED
 
-
+#include "GrBatch.h"
 #include "GrBlend.h"
 #include "GrDrawTargetCaps.h"
 #include "GrGeometryProcessor.h"
@@ -406,6 +406,15 @@ public:
 private:
     bool isEqual(const GrDrawState& that, bool explicitLocalCoords) const;
 
+    // Calculating invariant color / coverage information is expensive, so we partially cache the
+    // results.
+    //
+    // canUseFracCoveragePrimProc() - Called in regular skia draw, caches results but only for a
+    //                                specific color and coverage.  May be called multiple times
+    // willBlendWithDst() - only called by Nvpr, does not cache results
+    // GrOptDrawState constructor - never caches results
+
+    // TODO delete when we have Batch
     const GrProcOptInfo& colorProcInfo(const GrPrimitiveProcessor* pp) const {
         this->calcColorInvariantOutput(pp);
         return fColorProcInfo;
@@ -416,17 +425,28 @@ private:
         return fCoverageProcInfo;
     }
 
+    const GrProcOptInfo& colorProcInfo(const GrBatch* batch) const {
+        this->calcColorInvariantOutput(batch);
+        return fColorProcInfo;
+    }
+
+    const GrProcOptInfo& coverageProcInfo(const GrBatch* batch) const {
+        this->calcCoverageInvariantOutput(batch);
+        return fCoverageProcInfo;
+    }
+
     /**
-     * If fColorProcInfoValid is false, function calculates the invariant output for the color
-     * stages and results are stored in fColorProcInfo.
+     * Primproc variants of the calc functions
+     * TODO remove these when batch is everywhere
      */
     void calcColorInvariantOutput(const GrPrimitiveProcessor*) const;
+    void calcCoverageInvariantOutput(const GrPrimitiveProcessor*) const;
 
     /**
-     * If fCoverageProcInfoValid is false, function calculates the invariant output for the coverage
-     * stages and results are stored in fCoverageProcInfo.
+     * GrBatch provides the initial seed for these loops based off of its initial geometry data
      */
-    void calcCoverageInvariantOutput(const GrPrimitiveProcessor*) const;
+    void calcColorInvariantOutput(const GrBatch*) const;
+    void calcCoverageInvariantOutput(const GrBatch*) const;
 
     /**
      * If fColorProcInfoValid is false, function calculates the invariant output for the color
@@ -462,8 +482,6 @@ private:
     mutable bool fCoverageProcInfoValid;
     mutable GrColor fColorCache;
     mutable GrColor fCoverageCache;
-    mutable const GrPrimitiveProcessor* fColorPrimProc;
-    mutable const GrPrimitiveProcessor* fCoveragePrimProc;
 
     friend class GrOptDrawState;
 };