blob: 6c2e1c9d7df5d4f416cc1076aa7decb490cc70c4 [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 DawnWindowContext_DEFINED
#define DawnWindowContext_DEFINED
#include "include/core/SkRefCnt.h"
#include "include/core/SkSurface.h"
#include "tools/sk_app/WindowContext.h"
#include "dawn/dawncpp.h"
#include "dawn_native/DawnNative.h"
#include "dawn/dawn_wsi.h"
class GrContext;
namespace sk_app {
class DawnWindowContext : public WindowContext {
public:
DawnWindowContext(const DisplayParams&, dawn::TextureFormat swapChainFormat);
~DawnWindowContext() override;
sk_sp<SkSurface> getBackbufferSurface() override;
void swapBuffers() override;
bool isValid() override { return SkToBool(fDevice.Get()); }
void resize(int w, int h) override;
void setDisplayParams(const DisplayParams& params) override;
protected:
bool isGpuContext() override { return true; }
void initializeContext(int width, int height);
dawn::Device createDevice(dawn_native::BackendType type);
virtual dawn::Device onInitializeContext() = 0;
virtual void onDestroyContext() = 0;
virtual void onSwapBuffers() = 0;
virtual GrSurfaceOrigin getRTOrigin() const { return kTopLeft_GrSurfaceOrigin; }
void destroyContext();
virtual DawnSwapChainImplementation createSwapChainImplementation( int width, int height,
const DisplayParams& params) = 0;
sk_sp<SkSurface> fSurface;
DawnSwapChainImplementation fSwapChainImplementation;
dawn::TextureFormat fSwapChainFormat;
dawn::SwapChain fSwapChain;
dawn::Device fDevice;
std::unique_ptr<dawn_native::Instance> fInstance;
};
} // namespace sk_app
#endif