Make onPrepareDraws const

src/gpu/GrOvalRenderer.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrOvalRenderer.h"
 
 #include "GrBatchFlushState.h"
@@ skipping 674 matching lines @@
         overrides.getOverrideColorIfSet(&fGeoData[0].fColor);
 
         // setup batch properties
         fBatch.fColorIgnored = !overrides.readsColor();
         fBatch.fColor = fGeoData[0].fColor;
         fBatch.fStroke = fGeoData[0].fStroke;
         fBatch.fUsesLocalCoords = overrides.readsLocalCoords();
         fBatch.fCoverageIgnored = !overrides.readsCoverage();
     }
 
-    void onPrepareDraws(Target* target) override {
+    void onPrepareDraws(Target* target) const override {
         SkMatrix invert;
         if (!this->viewMatrix().invert(&invert)) {
             return;
         }
 
         // Setup geometry processor
         SkAutoTUnref<GrGeometryProcessor> gp(CircleEdgeEffect::Create(this->color(),
                                                                       this->stroke(),
                                                                       invert,
                                                                       this->usesLocalCoords()));
 
         target->initDraw(gp, this->pipeline());
 
         int instanceCount = fGeoData.count();
         size_t vertexStride = gp->getVertexStride();
         SkASSERT(vertexStride == sizeof(CircleVertex));
         QuadHelper helper;
         CircleVertex* verts = reinterpret_cast<CircleVertex*>(helper.init(target, vertexStride,
                                                                           instanceCount));
         if (!verts) {
             return;
         }
 
         for (int i = 0; i < instanceCount; i++) {
-            Geometry& geom = fGeoData[i];
+            const Geometry& geom = fGeoData[i];
 
             SkScalar innerRadius = geom.fInnerRadius;
             SkScalar outerRadius = geom.fOuterRadius;
 
             const SkRect& bounds = geom.fDevBounds;
 
             // The inner radius in the vertex data must be specified in normalized space.
             innerRadius = innerRadius / outerRadius;
             verts[0].fPos = SkPoint::Make(bounds.fLeft,  bounds.fTop);
             verts[0].fOffset = SkPoint::Make(-1, -1);
@@ skipping 174 matching lines @@
         overrides.getOverrideColorIfSet(&fGeoData[0].fColor);
 
         // setup batch properties
         fBatch.fColorIgnored = !overrides.readsColor();
         fBatch.fColor = fGeoData[0].fColor;
         fBatch.fStroke = fGeoData[0].fStroke;
         fBatch.fUsesLocalCoords = overrides.readsLocalCoords();
         fBatch.fCoverageIgnored = !overrides.readsCoverage();
     }
 
-    void onPrepareDraws(Target* target) override {
+    void onPrepareDraws(Target* target) const override {
         SkMatrix invert;
         if (!this->viewMatrix().invert(&invert)) {
             return;
         }
 
         // Setup geometry processor
         SkAutoTUnref<GrGeometryProcessor> gp(EllipseEdgeEffect::Create(this->color(),
                                                                        this->stroke(),
                                                                        invert,
                                                                        this->usesLocalCoords()));
 
         target->initDraw(gp, this->pipeline());
 
         int instanceCount = fGeoData.count();
         QuadHelper helper;
         size_t vertexStride = gp->getVertexStride();
         SkASSERT(vertexStride == sizeof(EllipseVertex));
         EllipseVertex* verts = reinterpret_cast<EllipseVertex*>(
             helper.init(target, vertexStride, instanceCount));
         if (!verts) {
             return;
         }
 
         for (int i = 0; i < instanceCount; i++) {
-            Geometry& geom = fGeoData[i];
+            const Geometry& geom = fGeoData[i];
 
             SkScalar xRadius = geom.fXRadius;
             SkScalar yRadius = geom.fYRadius;
 
             // Compute the reciprocals of the radii here to save time in the shader
             SkScalar xRadRecip = SkScalarInvert(xRadius);
             SkScalar yRadRecip = SkScalarInvert(yRadius);
             SkScalar xInnerRadRecip = SkScalarInvert(geom.fInnerXRadius);
             SkScalar yInnerRadRecip = SkScalarInvert(geom.fInnerYRadius);
 
@@ skipping 227 matching lines @@
         overrides.getOverrideColorIfSet(&fGeoData[0].fColor);
 
         // setup batch properties
         fBatch.fColorIgnored = !overrides.readsColor();
         fBatch.fColor = fGeoData[0].fColor;
         fBatch.fMode = fGeoData[0].fMode;
         fBatch.fUsesLocalCoords = overrides.readsLocalCoords();
         fBatch.fCoverageIgnored = !overrides.readsCoverage();
     }
 
-    void onPrepareDraws(Target* target) override {
+    void onPrepareDraws(Target* target) const override {
         // Setup geometry processor
         SkAutoTUnref<GrGeometryProcessor> gp(DIEllipseEdgeEffect::Create(this->color(),
                                                                          this->viewMatrix(),
                                                                          this->mode(),
                                                                          this->usesLocalCoords()));
 
         target->initDraw(gp, this->pipeline());
 
         int instanceCount = fGeoData.count();
         size_t vertexStride = gp->getVertexStride();
         SkASSERT(vertexStride == sizeof(DIEllipseVertex));
         QuadHelper helper;
         DIEllipseVertex* verts = reinterpret_cast<DIEllipseVertex*>(
             helper.init(target, vertexStride, instanceCount));
         if (!verts) {
             return;
         }
 
         for (int i = 0; i < instanceCount; i++) {
-            Geometry& geom = fGeoData[i];
+            const Geometry& geom = fGeoData[i];
 
             SkScalar xRadius = geom.fXRadius;
             SkScalar yRadius = geom.fYRadius;
 
             const SkRect& bounds = geom.fBounds;
 
             // This adjusts the "radius" to include the half-pixel border
             SkScalar offsetDx = geom.fGeoDx / xRadius;
             SkScalar offsetDy = geom.fGeoDy / yRadius;
 
@@ skipping 314 matching lines @@
         overrides.getOverrideColorIfSet(&fGeoData[0].fColor);
 
         // setup batch properties
         fBatch.fColorIgnored = !overrides.readsColor();
         fBatch.fColor = fGeoData[0].fColor;
         fBatch.fStroke = fGeoData[0].fStroke;
         fBatch.fUsesLocalCoords = overrides.readsLocalCoords();
         fBatch.fCoverageIgnored = !overrides.readsCoverage();
     }
 
-    void onPrepareDraws(Target* target) override {
+    void onPrepareDraws(Target* target) const override {
         // reset to device coordinates
         SkMatrix invert;
         if (!this->viewMatrix().invert(&invert)) {
             SkDebugf("Failed to invert\n");
             return;
         }
 
         // Setup geometry processor
         SkAutoTUnref<GrGeometryProcessor> gp(CircleEdgeEffect::Create(this->color(),
                                                                       this->stroke(),
@@ skipping 14 matching lines @@
         InstancedHelper helper;
         CircleVertex* verts = reinterpret_cast<CircleVertex*>(helper.init(target,
             kTriangles_GrPrimitiveType, vertexStride, indexBuffer, kVertsPerRRect,
             indicesPerInstance, instanceCount));
         if (!verts || !indexBuffer) {
             SkDebugf("Could not allocate vertices\n");
             return;
         }
 
         for (int i = 0; i < instanceCount; i++) {
-            Geometry& args = fGeoData[i];
+            const Geometry& args = fGeoData[i];
 
             SkScalar outerRadius = args.fOuterRadius;
 
             const SkRect& bounds = args.fDevBounds;
 
             SkScalar yCoords[4] = {
                 bounds.fTop,
                 bounds.fTop + outerRadius,
                 bounds.fBottom - outerRadius,
                 bounds.fBottom
@@ skipping 124 matching lines @@
         overrides.getOverrideColorIfSet(&fGeoData[0].fColor);
 
         // setup batch properties
         fBatch.fColorIgnored = !overrides.readsColor();
         fBatch.fColor = fGeoData[0].fColor;
         fBatch.fStroke = fGeoData[0].fStroke;
         fBatch.fUsesLocalCoords = overrides.readsLocalCoords();
         fBatch.fCoverageIgnored = !overrides.readsCoverage();
     }
 
-    void onPrepareDraws(Target* target) override {
+    void onPrepareDraws(Target* target) const override {
         // reset to device coordinates
         SkMatrix invert;
         if (!this->viewMatrix().invert(&invert)) {
             SkDebugf("Failed to invert\n");
             return;
         }
 
         // Setup geometry processor
         SkAutoTUnref<GrGeometryProcessor> gp(EllipseEdgeEffect::Create(this->color(),
                                                                        this->stroke(),
@@ skipping 14 matching lines @@
         InstancedHelper helper;
         EllipseVertex* verts = reinterpret_cast<EllipseVertex*>(
             helper.init(target, kTriangles_GrPrimitiveType, vertexStride, indexBuffer,
             kVertsPerRRect, indicesPerInstance, instanceCount));
         if (!verts || !indexBuffer) {
             SkDebugf("Could not allocate vertices\n");
             return;
         }
 
         for (int i = 0; i < instanceCount; i++) {
-            Geometry& args = fGeoData[i];
+            const Geometry& args = fGeoData[i];
 
             // Compute the reciprocals of the radii here to save time in the shader
             SkScalar xRadRecip = SkScalarInvert(args.fXRadius);
             SkScalar yRadRecip = SkScalarInvert(args.fYRadius);
             SkScalar xInnerRadRecip = SkScalarInvert(args.fInnerXRadius);
             SkScalar yInnerRadRecip = SkScalarInvert(args.fInnerYRadius);
 
             // Extend the radii out half a pixel to antialias.
             SkScalar xOuterRadius = args.fXRadius + SK_ScalarHalf;
             SkScalar yOuterRadius = args.fYRadius + SK_ScalarHalf;
@@ skipping 308 matching lines @@
 }
 
 DRAW_BATCH_TEST_DEFINE(RRectBatch) {
     SkMatrix viewMatrix = GrTest::TestMatrixRectStaysRect(random);
     GrColor color = GrRandomColor(random);
     const SkRRect& rrect = GrTest::TestRRectSimple(random);
     return create_rrect_batch(color, viewMatrix, rrect, GrTest::TestStrokeRec(random));
 }
 
 #endif