gfx/angle/src/libGLESv2/renderer/TextureStorage9.h

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TOR_BUG_3246
changeset 7
129ffea94266
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-1:000000000000 0:90aae07eb2be
1 //
2 // Copyright (c) 2012 The ANGLE Project Authors. All rights reserved.
3 // Use of this source code is governed by a BSD-style license that can be
4 // found in the LICENSE file.
5 //
6
7 // TextureStorage9.h: Defines the abstract rx::TextureStorage9 class and its concrete derived
8 // classes TextureStorage9_2D and TextureStorage9_Cube, which act as the interface to the
9 // D3D9 texture.
10
11 #ifndef LIBGLESV2_RENDERER_TEXTURESTORAGE9_H_
12 #define LIBGLESV2_RENDERER_TEXTURESTORAGE9_H_
13
14 #include "libGLESv2/renderer/TextureStorage.h"
15 #include "common/debug.h"
16
17 namespace rx
18 {
19 class Renderer9;
20 class SwapChain9;
21 class RenderTarget;
22 class RenderTarget9;
23 class Blit;
24
25 class TextureStorage9 : public TextureStorage
26 {
27 public:
28 TextureStorage9(Renderer *renderer, DWORD usage);
29 virtual ~TextureStorage9();
30
31 static TextureStorage9 *makeTextureStorage9(TextureStorage *storage);
32
33 static DWORD GetTextureUsage(D3DFORMAT d3dfmt, GLenum glusage, bool forceRenderable);
34 static bool IsTextureFormatRenderable(D3DFORMAT format);
35
36 D3DPOOL getPool() const;
37 DWORD getUsage() const;
38
39 virtual IDirect3DBaseTexture9 *getBaseTexture() const = 0;
40 virtual RenderTarget *getRenderTarget() { return NULL; }
41 virtual RenderTarget *getRenderTarget(GLenum faceTarget) { return NULL; }
42 virtual void generateMipmap(int level) {};
43 virtual void generateMipmap(int face, int level) {};
44
45 virtual int getLodOffset() const;
46 virtual bool isRenderTarget() const;
47 virtual bool isManaged() const;
48 virtual int levelCount();
49
50 protected:
51 int mLodOffset;
52 Renderer9 *mRenderer;
53
54 private:
55 DISALLOW_COPY_AND_ASSIGN(TextureStorage9);
56
57 const DWORD mD3DUsage;
58 const D3DPOOL mD3DPool;
59 };
60
61 class TextureStorage9_2D : public TextureStorage9
62 {
63 public:
64 TextureStorage9_2D(Renderer *renderer, SwapChain9 *swapchain);
65 TextureStorage9_2D(Renderer *renderer, int levels, GLenum internalformat, GLenum usage, bool forceRenderable, GLsizei width, GLsizei height);
66 virtual ~TextureStorage9_2D();
67
68 static TextureStorage9_2D *makeTextureStorage9_2D(TextureStorage *storage);
69
70 IDirect3DSurface9 *getSurfaceLevel(int level, bool dirty);
71 virtual RenderTarget *getRenderTarget();
72 virtual IDirect3DBaseTexture9 *getBaseTexture() const;
73 virtual void generateMipmap(int level);
74
75 private:
76 DISALLOW_COPY_AND_ASSIGN(TextureStorage9_2D);
77
78 void initializeRenderTarget();
79
80 IDirect3DTexture9 *mTexture;
81 RenderTarget9 *mRenderTarget;
82 };
83
84 class TextureStorage9_Cube : public TextureStorage9
85 {
86 public:
87 TextureStorage9_Cube(Renderer *renderer, int levels, GLenum internalformat, GLenum usage, bool forceRenderable, int size);
88 virtual ~TextureStorage9_Cube();
89
90 static TextureStorage9_Cube *makeTextureStorage9_Cube(TextureStorage *storage);
91
92 IDirect3DSurface9 *getCubeMapSurface(GLenum faceTarget, int level, bool dirty);
93 virtual RenderTarget *getRenderTarget(GLenum faceTarget);
94 virtual IDirect3DBaseTexture9 *getBaseTexture() const;
95 virtual void generateMipmap(int face, int level);
96
97 private:
98 DISALLOW_COPY_AND_ASSIGN(TextureStorage9_Cube);
99
100 void initializeRenderTarget();
101
102 IDirect3DCubeTexture9 *mTexture;
103 RenderTarget9 *mRenderTarget[6];
104 };
105
106 }
107
108 #endif // LIBGLESV2_RENDERER_TEXTURESTORAGE9_H_
109

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