blob: dbc3741286123f6ebe064d4113a73984e7053045 [file] [log] [blame]
/*
* Copyright 2019 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrDawnCaps_DEFINED
#define GrDawnCaps_DEFINED
#include "include/gpu/GrBackendSurface.h"
#include "include/gpu/GrContextOptions.h"
#include "src/gpu/GrCaps.h"
#include "src/gpu/dawn/GrDawnUtil.h"
class GrDawnCaps : public GrCaps {
public:
GrDawnCaps(const GrContextOptions& contextOptions);
bool isFormatSRGB(const GrBackendFormat&) const override;
bool isFormatRenderable(const GrBackendFormat& format,
int sampleCount = 1) const override;
bool isFormatAsColorTypeRenderable(GrColorType ct, const GrBackendFormat& format,
int sampleCount = 1) const override;
bool isFormatCopyable(const GrBackendFormat& format) const override { return true; }
bool isFormatTexturable(const GrBackendFormat& format, GrTextureType) const override;
SupportedWrite supportedWritePixelsColorType(GrColorType surfaceColorType,
const GrBackendFormat& surfaceFormat,
GrColorType srcColorType) const override {
return {surfaceColorType, GrColorTypeBytesPerPixel(surfaceColorType)};
}
SurfaceReadPixelsSupport surfaceSupportsReadPixels(const GrSurface*) const override;
int getRenderTargetSampleCount(int requestedCount,
const GrBackendFormat&) const override;
int maxRenderTargetSampleCount(const GrBackendFormat& format) const override;
GrBackendFormat getBackendFormatFromCompressionType(SkImage::CompressionType) const override;
skgpu::Swizzle getWriteSwizzle(const GrBackendFormat&, GrColorType) const override;
uint64_t computeFormatKey(const GrBackendFormat&) const override;
GrProgramDesc makeDesc(GrRenderTarget*,
const GrProgramInfo&,
ProgramDescOverrideFlags) const override;
#if GR_TEST_UTILS
std::vector<TestFormatColorTypeCombination> getTestingCombinations() const override;
#endif
private:
bool onSurfaceSupportsWritePixels(const GrSurface* surface) const override;
bool onCanCopySurface(const GrSurfaceProxy* dst, const GrSurfaceProxy* src,
const SkIRect& srcRect, const SkIPoint& dstPoint) const override {
return true;
}
GrBackendFormat onGetDefaultBackendFormat(GrColorType) const override;
bool onAreColorTypeAndFormatCompatible(GrColorType, const GrBackendFormat&) const override;
SupportedRead onSupportedReadPixelsColorType(GrColorType srcColorType,
const GrBackendFormat& backendFormat,
GrColorType dstColorType) const override {
return { srcColorType, GrColorTypeBytesPerPixel(srcColorType) };
}
skgpu::Swizzle onGetReadSwizzle(const GrBackendFormat&, GrColorType) const override;
using INHERITED = GrCaps;
};
#endif