Consolidate handling of infinitely thin primitives and aa bloat handing WRT batch bounds

src/gpu/batches/GrMSAAPathRenderer.cpp

 /*
  * Copyright 2016 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrMSAAPathRenderer.h"
 
 #include "GrAuditTrail.h"
@@ skipping 207 matching lines @@
 
     GR_DECLARE_GEOMETRY_PROCESSOR_TEST;
 
     typedef GrGeometryProcessor INHERITED;
 };
 
 class MSAAPathBatch : public GrVertexBatch {
 public:
     DEFINE_BATCH_CLASS_ID
 
-    MSAAPathBatch(GrColor color, const SkPath& path, const SkMatrix& viewMatrix,
-                  const SkRect& devBounds)
+    MSAAPathBatch(GrColor color, const SkPath& path, const SkMatrix& viewMatrix)
             : INHERITED(ClassID())
             , fViewMatrix(viewMatrix) {
         fPaths.emplace_back(PathInfo{color, path});
-        this->setBounds(devBounds);
+        this->setTransformedBounds(path.getBounds(), viewMatrix, HasAABloat::kNo, IsZeroArea::kNo);
         int contourCount;
         this->computeWorstCasePointCount(path, &contourCount, &fMaxLineVertices, &fMaxQuadVertices);
         fMaxLineIndices = fMaxLineVertices * 3;
         fMaxQuadIndices = fMaxQuadVertices * 3;
         fIsIndexed = contourCount > 1;
     }
 
     const char* name() const override { return "MSAAPathBatch"; }
 
     void computePipelineOptimizations(GrInitInvariantOutput* color,
@@ skipping 209 matching lines @@
         if (!fViewMatrix.cheapEqualTo(that->fViewMatrix)) {
             return false;
         }
 
         if ((fMaxLineIndices + that->fMaxLineIndices > SK_MaxU16) ||
             (fMaxQuadIndices + that->fMaxQuadIndices > SK_MaxU16)) {
             return false;
         }
 
         fPaths.push_back_n(that->fPaths.count(), that->fPaths.begin());
-        this->joinBounds(that->bounds());
+        this->joinBounds(*that);
         fIsIndexed = true;
         fMaxLineVertices += that->fMaxLineVertices;
         fMaxQuadVertices += that->fMaxQuadVertices;
         fMaxLineIndices += that->fMaxLineIndices;
         fMaxQuadIndices += that->fMaxQuadIndices;
         return true;
     }
 
     bool createGeom(MSAALineVertices& lines,
                     MSAAQuadVertices& quads,
@@ skipping 187 matching lines @@
             GrPipelineBuilder pipelineBuilder(paint, drawContext->mustUseHWAA(paint));
             pipelineBuilder.setDrawFace(drawFace[p]);
             if (passes[p]) {
                 pipelineBuilder.setUserStencil(passes[p]);
             } else {
                 pipelineBuilder.setUserStencil(userStencilSettings);
             }
 
             drawContext->drawBatch(pipelineBuilder, clip, batch);
         } else {
-            SkAutoTUnref<MSAAPathBatch> batch(new MSAAPathBatch(paint.getColor(), path, viewMatrix,
-                                                                devBounds));
+            SkAutoTUnref<MSAAPathBatch> batch(new MSAAPathBatch(paint.getColor(), path,
+                                                                viewMatrix));
             if (!batch->isValid()) {
                 return false;
             }
 
             GrPipelineBuilder pipelineBuilder(paint, drawContext->mustUseHWAA(paint));
             pipelineBuilder.setDrawFace(drawFace[p]);
             if (passes[p]) {
                 pipelineBuilder.setUserStencil(passes[p]);
             } else {
                 pipelineBuilder.setUserStencil(userStencilSettings);
@@ skipping 42 matching lines @@
 
     GrPaint paint;
     paint.setXPFactory(GrDisableColorXPFactory::Make());
     paint.setAntiAlias(args.fIsAA);
 
     this->internalDrawPath(args.fDrawContext, paint, &GrUserStencilSettings::kUnused, *args.fClip,
                            *args.fViewMatrix, *args.fShape, true);
 }
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////