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//
// Copyright (c) 2015 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// DXGISwapChainWindowSurfaceWGL.h: WGL implementation of egl::Surface for windows using a DXGI
// swapchain.
#ifndef LIBANGLE_RENDERER_GL_WGL_DXGISWAPCHAINSURFACEWGL_H_
#define LIBANGLE_RENDERER_GL_WGL_DXGISWAPCHAINSURFACEWGL_H_
#include "libANGLE/renderer/gl/SurfaceGL.h"
#include <GL/wglext.h>
namespace rx
{
class FunctionsGL;
class FunctionsWGL;
class DisplayWGL;
class StateManagerGL;
struct WorkaroundsGL;
class DXGISwapChainWindowSurfaceWGL : public SurfaceGL
{
public:
DXGISwapChainWindowSurfaceWGL(const egl::SurfaceState &state,
RendererGL *renderer,
EGLNativeWindowType window,
ID3D11Device *device,
HANDLE deviceHandle,
HGLRC wglContext,
HDC deviceContext,
const FunctionsGL *functionsGL,
const FunctionsWGL *functionsWGL,
EGLint orientation);
~DXGISwapChainWindowSurfaceWGL() override;
egl::Error initialize() override;
egl::Error makeCurrent() override;
egl::Error swap() override;
egl::Error postSubBuffer(EGLint x, EGLint y, EGLint width, EGLint height) override;
egl::Error querySurfacePointerANGLE(EGLint attribute, void **value) override;
egl::Error bindTexImage(gl::Texture *texture, EGLint buffer) override;
egl::Error releaseTexImage(EGLint buffer) override;
void setSwapInterval(EGLint interval) override;
EGLint getWidth() const override;
EGLint getHeight() const override;
EGLint isPostSubBufferSupported() const override;
EGLint getSwapBehavior() const override;
FramebufferImpl *createDefaultFramebuffer(const gl::FramebufferState &data) override;
private:
egl::Error setObjectsLocked(bool locked);
egl::Error checkForResize();
egl::Error createSwapChain();
EGLNativeWindowType mWindow;
StateManagerGL *mStateManager;
const WorkaroundsGL &mWorkarounds;
const FunctionsGL *mFunctionsGL;
const FunctionsWGL *mFunctionsWGL;
ID3D11Device *mDevice;
HANDLE mDeviceHandle;
HDC mWGLDevice;
HGLRC mWGLContext;
DXGI_FORMAT mSwapChainFormat;
UINT mSwapChainFlags;
GLenum mDepthBufferFormat;
bool mFirstSwap;
IDXGISwapChain *mSwapChain;
IDXGISwapChain1 *mSwapChain1;
GLuint mColorRenderbufferID;
HANDLE mRenderbufferBufferHandle;
GLuint mDepthRenderbufferID;
GLuint mFramebufferID;
GLuint mTextureID;
HANDLE mTextureHandle;
size_t mWidth;
size_t mHeight;
EGLint mSwapInterval;
EGLint mOrientation;
};
} // namespace rx
#endif // LIBANGLE_RENDERER_GL_WGL_DXGISWAPCHAINSURFACEWGL_H_
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