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/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrTestMeshDrawOp_DEFINED
#define GrTestMeshDrawOp_DEFINED
#include "GrGeometryProcessor.h"
#include "GrOpFlushState.h"
#include "ops/GrMeshDrawOp.h"
/*
* A simple solid color batch only for testing purposes which actually doesn't batch at all. It
* saves having to fill out some boiler plate methods.
*/
class GrTestMeshDrawOp : public GrMeshDrawOp {
public:
virtual const char* name() const override = 0;
void computePipelineOptimizations(GrInitInvariantOutput* color,
GrInitInvariantOutput* coverage,
GrBatchToXPOverrides* overrides) const override {
// When this is called on a batch, there is only one geometry bundle
color->setKnownFourComponents(fColor);
coverage->setUnknownSingleComponent();
}
void initBatchTracker(const GrXPOverridesForBatch& overrides) override {
overrides.getOverrideColorIfSet(&fColor);
fOptimizations.fColorIgnored = !overrides.readsColor();
fOptimizations.fUsesLocalCoords = overrides.readsLocalCoords();
fOptimizations.fCoverageIgnored = !overrides.readsCoverage();
}
protected:
GrTestMeshDrawOp(uint32_t classID, const SkRect& bounds, GrColor color)
: INHERITED(classID), fColor(color) {
// Choose some conservative values for aa bloat and zero area.
this->setBounds(bounds, HasAABloat::kYes, IsZeroArea::kYes);
}
struct Optimizations {
bool fColorIgnored = false;
bool fUsesLocalCoords = false;
bool fCoverageIgnored = false;
};
GrColor color() const { return fColor; }
const Optimizations optimizations() const { return fOptimizations; }
private:
bool onCombineIfPossible(GrOp*, const GrCaps&) override { return false; }
GrColor fColor;
Optimizations fOptimizations;
typedef GrMeshDrawOp INHERITED;
};
#endif
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