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// Copyright 2017 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef DAWNNATIVE_OPENGL_NATIVESWAPCHAINIMPLGL_H_
#define DAWNNATIVE_OPENGL_NATIVESWAPCHAINIMPLGL_H_
#include "dawn_native/OpenGLBackend.h"
#include "dawn_native/dawn_platform.h"
#include "dawn_native/opengl/opengl_platform.h"
namespace dawn_native { namespace opengl {
class Device;
class NativeSwapChainImpl {
public:
using WSIContext = DawnWSIContextGL;
NativeSwapChainImpl(Device* device, PresentCallback present, void* presentUserdata);
~NativeSwapChainImpl();
void Init(DawnWSIContextGL* context);
DawnSwapChainError Configure(DawnTextureFormat format,
DawnTextureUsage,
uint32_t width,
uint32_t height);
DawnSwapChainError GetNextTexture(DawnSwapChainNextTexture* nextTexture);
DawnSwapChainError Present();
dawn::TextureFormat GetPreferredFormat() const;
private:
PresentCallback mPresentCallback;
void* mPresentUserdata;
uint32_t mWidth = 0;
uint32_t mHeight = 0;
GLuint mBackFBO = 0;
GLuint mBackTexture = 0;
Device* mDevice = nullptr;
};
}} // namespace dawn_native::opengl
#endif // DAWNNATIVE_OPENGL_NATIVESWAPCHAINIMPLGL_H_
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