1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/angle/src/libGLESv2/renderer/TextureStorage11.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,120 @@
1.4 +//
1.5 +// Copyright (c) 2012 The ANGLE Project Authors. All rights reserved.
1.6 +// Use of this source code is governed by a BSD-style license that can be
1.7 +// found in the LICENSE file.
1.8 +//
1.9 +
1.10 +// TextureStorage11.h: Defines the abstract rx::TextureStorage11 class and its concrete derived
1.11 +// classes TextureStorage11_2D and TextureStorage11_Cube, which act as the interface to the D3D11 texture.
1.12 +
1.13 +#ifndef LIBGLESV2_RENDERER_TEXTURESTORAGE11_H_
1.14 +#define LIBGLESV2_RENDERER_TEXTURESTORAGE11_H_
1.15 +
1.16 +#include "libGLESv2/Texture.h"
1.17 +#include "libGLESv2/renderer/TextureStorage.h"
1.18 +
1.19 +namespace rx
1.20 +{
1.21 +class RenderTarget;
1.22 +class RenderTarget11;
1.23 +class Renderer;
1.24 +class Renderer11;
1.25 +class SwapChain11;
1.26 +
1.27 +class TextureStorage11 : public TextureStorage
1.28 +{
1.29 + public:
1.30 + TextureStorage11(Renderer *renderer, UINT bindFlags);
1.31 + virtual ~TextureStorage11();
1.32 +
1.33 + static TextureStorage11 *makeTextureStorage11(TextureStorage *storage);
1.34 +
1.35 + static DWORD GetTextureBindFlags(DXGI_FORMAT d3dfmt, GLenum glusage, bool forceRenderable);
1.36 + static bool IsTextureFormatRenderable(DXGI_FORMAT format);
1.37 +
1.38 + UINT getBindFlags() const;
1.39 +
1.40 + virtual ID3D11Texture2D *getBaseTexture() const;
1.41 + virtual ID3D11ShaderResourceView *getSRV() = 0;
1.42 + virtual RenderTarget *getRenderTarget() { return getRenderTarget(0); }
1.43 + virtual RenderTarget *getRenderTarget(int level) { return NULL; }
1.44 + virtual RenderTarget *getRenderTarget(GLenum faceTarget) { return getRenderTarget(faceTarget, 0); }
1.45 + virtual RenderTarget *getRenderTarget(GLenum faceTarget, int level) { return NULL; }
1.46 +
1.47 + virtual void generateMipmap(int level) {};
1.48 + virtual void generateMipmap(int face, int level) {};
1.49 +
1.50 + virtual int getLodOffset() const;
1.51 + virtual bool isRenderTarget() const;
1.52 + virtual bool isManaged() const;
1.53 + virtual int levelCount();
1.54 + UINT getSubresourceIndex(int level, int faceTarget);
1.55 +
1.56 + bool updateSubresourceLevel(ID3D11Texture2D *texture, unsigned int sourceSubresource, int level,
1.57 + int faceTarget, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height);
1.58 +
1.59 + protected:
1.60 + void generateMipmapLayer(RenderTarget11 *source, RenderTarget11 *dest);
1.61 +
1.62 + Renderer11 *mRenderer;
1.63 + int mLodOffset;
1.64 + unsigned int mMipLevels;
1.65 +
1.66 + ID3D11Texture2D *mTexture;
1.67 + DXGI_FORMAT mTextureFormat;
1.68 + DXGI_FORMAT mShaderResourceFormat;
1.69 + DXGI_FORMAT mRenderTargetFormat;
1.70 + DXGI_FORMAT mDepthStencilFormat;
1.71 + unsigned int mTextureWidth;
1.72 + unsigned int mTextureHeight;
1.73 +
1.74 + ID3D11ShaderResourceView *mSRV;
1.75 +
1.76 + private:
1.77 + DISALLOW_COPY_AND_ASSIGN(TextureStorage11);
1.78 +
1.79 + const UINT mBindFlags;
1.80 +};
1.81 +
1.82 +class TextureStorage11_2D : public TextureStorage11
1.83 +{
1.84 + public:
1.85 + TextureStorage11_2D(Renderer *renderer, SwapChain11 *swapchain);
1.86 + TextureStorage11_2D(Renderer *renderer, int levels, GLenum internalformat, GLenum usage, bool forceRenderable, GLsizei width, GLsizei height);
1.87 + virtual ~TextureStorage11_2D();
1.88 +
1.89 + static TextureStorage11_2D *makeTextureStorage11_2D(TextureStorage *storage);
1.90 +
1.91 + virtual ID3D11ShaderResourceView *getSRV();
1.92 + virtual RenderTarget *getRenderTarget(int level);
1.93 +
1.94 + virtual void generateMipmap(int level);
1.95 +
1.96 + private:
1.97 + DISALLOW_COPY_AND_ASSIGN(TextureStorage11_2D);
1.98 +
1.99 + RenderTarget11 *mRenderTarget[gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS];
1.100 +};
1.101 +
1.102 +class TextureStorage11_Cube : public TextureStorage11
1.103 +{
1.104 + public:
1.105 + TextureStorage11_Cube(Renderer *renderer, int levels, GLenum internalformat, GLenum usage, bool forceRenderable, int size);
1.106 + virtual ~TextureStorage11_Cube();
1.107 +
1.108 + static TextureStorage11_Cube *makeTextureStorage11_Cube(TextureStorage *storage);
1.109 +
1.110 + virtual ID3D11ShaderResourceView *getSRV();
1.111 + virtual RenderTarget *getRenderTarget(GLenum faceTarget, int level);
1.112 +
1.113 + virtual void generateMipmap(int face, int level);
1.114 +
1.115 + private:
1.116 + DISALLOW_COPY_AND_ASSIGN(TextureStorage11_Cube);
1.117 +
1.118 + RenderTarget11 *mRenderTarget[6][gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS];
1.119 +};
1.120 +
1.121 +}
1.122 +
1.123 +#endif // LIBGLESV2_RENDERER_TEXTURESTORAGE11_H_
