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00015 #ifndef DXTEXTURECONTEXT8_H
00016 #define DXTEXTURECONTEXT8_H
00017
00018 #include "dxgsg8base.h"
00019 #include "texture.h"
00020 #include "textureContext.h"
00021
00022
00023
00024
00025
00026 class EXPCL_PANDADX DXTextureContext8 : public TextureContext {
00027 public:
00028 DXTextureContext8(PreparedGraphicsObjects *pgo, Texture *tex, int view);
00029 virtual ~DXTextureContext8();
00030
00031 virtual void evict_lru();
00032
00033 bool create_texture(DXScreenData &scrn);
00034 bool create_simple_texture(DXScreenData &scrn);
00035 void delete_texture();
00036 bool extract_texture_data();
00037
00038 INLINE bool has_mipmaps() const;
00039 INLINE IDirect3DBaseTexture8 *get_d3d_texture() const;
00040 INLINE IDirect3DTexture8 *get_d3d_2d_texture() const;
00041 INLINE IDirect3DVolumeTexture8 *get_d3d_volume_texture() const;
00042 INLINE IDirect3DCubeTexture8 *get_d3d_cube_texture() const;
00043
00044 static HRESULT d3d_surface_to_texture(RECT &source_rect,
00045 IDirect3DSurface8 *d3d_surface,
00046 bool inverted, Texture *result,
00047 int z);
00048
00049 private:
00050 HRESULT fill_d3d_texture_mipmap_pixels(int mip_level, int depth_index, D3DFORMAT source_format);
00051 HRESULT fill_d3d_texture_pixels();
00052 HRESULT fill_d3d_texture_pixels(DXScreenData &scrn);
00053 HRESULT fill_d3d_volume_texture_pixels(DXScreenData &scrn);
00054 static int down_to_power_2(int value);
00055 unsigned int get_bits_per_pixel(Texture::Format format, int *alphbits);
00056
00057 private:
00058 D3DFORMAT _d3d_format;
00059 IDirect3DBaseTexture8 *_d3d_texture;
00060 IDirect3DTexture8 *_d3d_2d_texture;
00061 IDirect3DVolumeTexture8 *_d3d_volume_texture;
00062 IDirect3DCubeTexture8 *_d3d_cube_texture;
00063
00064 bool _has_mipmaps;
00065
00066 public:
00067 static TypeHandle get_class_type() {
00068 return _type_handle;
00069 }
00070 static void init_type() {
00071 TextureContext::init_type();
00072 register_type(_type_handle, "DXTextureContext8",
00073 TextureContext::get_class_type());
00074 }
00075 virtual TypeHandle get_type() const {
00076 return get_class_type();
00077 }
00078 virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
00079
00080 private:
00081 static TypeHandle _type_handle;
00082
00083 friend class wdxGraphicsBuffer8;
00084 };
00085
00086 #include "dxTextureContext8.I"
00087
00088 #endif
00089