New API for computing optimization invariants.

src/gpu/batches/GrAADistanceFieldPathRenderer.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 "GrAADistanceFieldPathRenderer.h"
 
@@ skipping 136 matching lines @@
     };
 
     static GrDrawBatch* Create(const Geometry& geometry, GrColor color, const SkMatrix& viewMatrix,
                                GrBatchAtlas* atlas, PathCache* pathCache, PathDataList* pathList) {
         return new AADistanceFieldPathBatch(geometry, color, viewMatrix, atlas, pathCache,
                                             pathList);
     }
 
     const char* name() const override { return "AADistanceFieldPathBatch"; }
 
-    void getInvariantOutputColor(GrInitInvariantOutput* out) const override {
-        out->setKnownFourComponents(fBatch.fColor);
-    }
-
-    void getInvariantOutputCoverage(GrInitInvariantOutput* out) const override {
-        out->setUnknownSingleComponent();
+    void computePipelineOptimizations(GrInitInvariantOutput* color, 
+                                      GrInitInvariantOutput* coverage,
+                                      GrBatchToXPOverrides* overrides) const override {
+        color->setKnownFourComponents(fBatch.fColor);
+        coverage->setUnknownSingleComponent();
+        overrides->fUsePLSDstRead = false;
     }
 
 private:
-    void initBatchTracker(const GrPipelineOptimizations& opt) override {
+    void initBatchTracker(const GrXPOverridesForBatch& overrides) override {
         // Handle any color overrides
-        if (!opt.readsColor()) {
+        if (!overrides.readsColor()) {
             fBatch.fColor = GrColor_ILLEGAL;
         }
-        opt.getOverrideColorIfSet(&fBatch.fColor);
+        overrides.getOverrideColorIfSet(&fBatch.fColor);
 
         // setup batch properties
-        fBatch.fColorIgnored = !opt.readsColor();
-        fBatch.fUsesLocalCoords = opt.readsLocalCoords();
-        fBatch.fCoverageIgnored = !opt.readsCoverage();
+        fBatch.fColorIgnored = !overrides.readsColor();
+        fBatch.fUsesLocalCoords = overrides.readsLocalCoords();
+        fBatch.fCoverageIgnored = !overrides.readsCoverage();
     }
 
     struct FlushInfo {
         SkAutoTUnref<const GrVertexBuffer> fVertexBuffer;
         SkAutoTUnref<const GrIndexBuffer>  fIndexBuffer;
         int fVertexOffset;
         int fInstancesToFlush;
     };
 
     void onPrepareDraws(Target* target) override {
@@ skipping 448 matching lines @@
     geometry.fAntiAlias = random->nextBool();
     geometry.fGenID = random->nextU();
 
     return AADistanceFieldPathBatch::Create(geometry, color, viewMatrix,
                                             gTestStruct.fAtlas,
                                             &gTestStruct.fPathCache,
                                             &gTestStruct.fPathList);
 }
 
 #endif