michael@0: //
michael@0: // Copyright (c) 2012 The ANGLE Project Authors. All rights reserved.
michael@0: // Use of this source code is governed by a BSD-style license that can be
michael@0: // found in the LICENSE file.
michael@0: //
michael@0: 
michael@0: // SwapChain11.h: Defines a back-end specific class for the D3D11 swap chain.
michael@0: 
michael@0: #ifndef LIBGLESV2_RENDERER_SWAPCHAIN11_H_
michael@0: #define LIBGLESV2_RENDERER_SWAPCHAIN11_H_
michael@0: 
michael@0: #include "common/angleutils.h"
michael@0: #include "libGLESv2/renderer/SwapChain.h"
michael@0: 
michael@0: namespace rx
michael@0: {
michael@0: class Renderer11;
michael@0: 
michael@0: class SwapChain11 : public SwapChain
michael@0: {
michael@0:   public:
michael@0:     SwapChain11(Renderer11 *renderer, HWND window, HANDLE shareHandle,
michael@0:                 GLenum backBufferFormat, GLenum depthBufferFormat);
michael@0:     virtual ~SwapChain11();
michael@0: 
michael@0:     EGLint resize(EGLint backbufferWidth, EGLint backbufferHeight);
michael@0:     virtual EGLint reset(EGLint backbufferWidth, EGLint backbufferHeight, EGLint swapInterval);
michael@0:     virtual EGLint swapRect(EGLint x, EGLint y, EGLint width, EGLint height);
michael@0:     virtual void recreate();
michael@0: 
michael@0:     virtual ID3D11Texture2D *getOffscreenTexture();
michael@0:     virtual ID3D11RenderTargetView *getRenderTarget();
michael@0:     virtual ID3D11ShaderResourceView *getRenderTargetShaderResource();
michael@0: 
michael@0:     virtual ID3D11Texture2D *getDepthStencilTexture();
michael@0:     virtual ID3D11DepthStencilView *getDepthStencil();
michael@0: 
michael@0:     EGLint getWidth() const { return mWidth; }
michael@0:     EGLint getHeight() const { return mHeight; }
michael@0: 
michael@0:     static SwapChain11 *makeSwapChain11(SwapChain *swapChain);
michael@0: 
michael@0:   private:
michael@0:     DISALLOW_COPY_AND_ASSIGN(SwapChain11);
michael@0: 
michael@0:     void release();
michael@0:     void initPassThroughResources();
michael@0:     void releaseOffscreenTexture();
michael@0:     EGLint resetOffscreenTexture(int backbufferWidth, int backbufferHeight);
michael@0: 
michael@0:     Renderer11 *mRenderer;
michael@0:     EGLint mHeight;
michael@0:     EGLint mWidth;
michael@0:     bool mAppCreatedShareHandle;
michael@0:     unsigned int mSwapInterval;
michael@0:     bool mPassThroughResourcesInit;
michael@0: 
michael@0:     IDXGISwapChain *mSwapChain;
michael@0: 
michael@0:     ID3D11Texture2D *mBackBufferTexture;
michael@0:     ID3D11RenderTargetView *mBackBufferRTView;
michael@0: 
michael@0:     ID3D11Texture2D *mOffscreenTexture;
michael@0:     ID3D11RenderTargetView *mOffscreenRTView;
michael@0:     ID3D11ShaderResourceView *mOffscreenSRView;
michael@0: 
michael@0:     ID3D11Texture2D *mDepthStencilTexture;
michael@0:     ID3D11DepthStencilView *mDepthStencilDSView;
michael@0: 
michael@0:     ID3D11Buffer *mQuadVB;
michael@0:     ID3D11SamplerState *mPassThroughSampler;
michael@0:     ID3D11InputLayout *mPassThroughIL;
michael@0:     ID3D11VertexShader *mPassThroughVS;
michael@0:     ID3D11PixelShader *mPassThroughPS;
michael@0: };
michael@0: 
michael@0: }
michael@0: #endif // LIBGLESV2_RENDERER_SWAPCHAIN11_H_