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//
// Copyright (c) 2014 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.
//
// SurfaceD3D.h: D3D implementation of an EGL surface
#ifndef LIBANGLE_RENDERER_D3D_SURFACED3D_H_
#define LIBANGLE_RENDERER_D3D_SURFACED3D_H_
#include "libANGLE/renderer/SurfaceImpl.h"
#include "libANGLE/renderer/d3d/d3d11/NativeWindow.h"
namespace egl
{
class Surface;
}
namespace rx
{
class SwapChainD3D;
class RendererD3D;
class SurfaceD3D : public SurfaceImpl
{
public:
static SurfaceD3D *createFromWindow(RendererD3D *renderer, egl::Display *display, const egl::Config *config,
EGLNativeWindowType window, EGLint fixedSize, EGLint width, EGLint height);
static SurfaceD3D *createOffscreen(RendererD3D *renderer, egl::Display *display, const egl::Config *config,
EGLClientBuffer shareHandle, EGLint width, EGLint height);
~SurfaceD3D() override;
void releaseSwapChain();
egl::Error initialize() 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(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;
// D3D implementations
SwapChainD3D *getSwapChain() const;
egl::Error resetSwapChain();
// Returns true if swapchain changed due to resize or interval update
bool checkForOutOfDateSwapChain();
private:
SurfaceD3D(RendererD3D *renderer, egl::Display *display, const egl::Config *config, EGLint width, EGLint height,
EGLint fixedSize, EGLClientBuffer shareHandle, EGLNativeWindowType window);
egl::Error swapRect(EGLint x, EGLint y, EGLint width, EGLint height);
egl::Error resetSwapChain(int backbufferWidth, int backbufferHeight);
egl::Error resizeSwapChain(int backbufferWidth, int backbufferHeight);
void subclassWindow();
void unsubclassWindow();
RendererD3D *mRenderer;
egl::Display *mDisplay;
bool mFixedSize;
GLenum mRenderTargetFormat;
GLenum mDepthStencilFormat;
SwapChainD3D *mSwapChain;
bool mSwapIntervalDirty;
bool mWindowSubclassed; // Indicates whether we successfully subclassed mWindow for WM_RESIZE hooking
NativeWindow mNativeWindow; // Handler for the Window that the surface is created for.
EGLint mWidth;
EGLint mHeight;
EGLint mSwapInterval;
HANDLE mShareHandle;
};
}
#endif // LIBANGLE_RENDERER_D3D_SURFACED3D_H_
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