| /* |
| * GLX Hardware Device Driver for Intel i810 |
| * Copyright (C) 1999 Keith Whitwell |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * KEITH WHITWELL, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM, |
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE |
| * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| * |
| */ |
| |
| #ifndef I810TEX_INC |
| #define I810TEX_INC |
| |
| #include "mtypes.h" |
| #include "mm.h" |
| |
| #include "i810context.h" |
| #include "i810_3d_reg.h" |
| #include "texmem.h" |
| |
| #define I810_TEX_MAXLEVELS 11 |
| |
| /* For shared texture space managment, these texture objects may also |
| * be used as proxies for regions of texture memory containing other |
| * client's textures. Such proxy textures (not to be confused with GL |
| * proxy textures) are subject to the same LRU aging we use for our |
| * own private textures, and thus we have a mechanism where we can |
| * fairly decide between kicking out our own textures and those of |
| * other clients. |
| * |
| * Non-local texture objects have a valid MemBlock to describe the |
| * region managed by the other client, and can be identified by |
| * 't->globj == 0' |
| */ |
| struct i810_texture_object_t { |
| driTextureObject base; |
| |
| int Pitch; |
| int Height; |
| int texelBytes; |
| char *BufAddr; |
| |
| GLuint max_level; |
| |
| struct { |
| const struct gl_texture_image *image; |
| int offset; /* into BufAddr */ |
| int height; |
| int internalFormat; |
| } image[I810_TEX_MAXLEVELS]; |
| |
| GLuint Setup[I810_TEX_SETUP_SIZE]; |
| GLuint dirty; |
| |
| }; |
| |
| void i810UpdateTextureState( GLcontext *ctx ); |
| void i810InitTextureFuncs( struct dd_function_table *functions ); |
| |
| void i810DestroyTexObj( i810ContextPtr imesa, i810TextureObjectPtr t ); |
| int i810UploadTexImagesLocked( i810ContextPtr imesa, i810TextureObjectPtr t ); |
| |
| #endif |