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/*
* Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
* Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved.
*
* 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, sub license,
* 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 (including the
* next paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL
* VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS 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 SAVAGETEX_INC
#define SAVAGETEX_INC
#include "mtypes.h"
#include "mm.h"
#include "savagecontext.h"
#include "savage_3d_reg.h"
#define VALID_SAVAGE_TEXTURE_OBJECT(tobj) (tobj)
#define SAVAGE_TEX_MAXLEVELS 11
#define MIN_TILE_CHUNK 8
#define MIPMAP_CHUNK 4
/* 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'
*/
typedef struct {
GLuint sWrapMode;
GLuint tWrapMode;
GLuint minFilter;
GLuint magFilter;
GLuint boarderColor;
GLuint hwPhysAddress;
} savage_texture_parameter_t;
struct savage_texture_object_t {
struct savage_texture_object_t *next, *prev;
struct gl_texture_object *globj;
GLuint age;
GLuint texelBytes;
GLuint totalSize;
GLuint bound;
GLuint heap;
PMemBlock MemBlock;
char *BufAddr;
GLuint min_level;
GLuint max_level;
GLuint dirty_images;
struct {
const struct gl_texture_image *image;
GLuint offset; /* into BufAddr */
GLuint height;
GLuint internalFormat;
} image[SAVAGE_TEX_MAXLEVELS];
/* Support for multitexture.
*/
GLuint current_unit;
savage_texture_parameter_t texParams;
};
#define SAVAGE_NO_PALETTE 0x0
#define SAVAGE_USE_PALETTE 0x1
#define SAVAGE_UPDATE_PALETTE 0x2
#define SAVAGE_FALLBACK_PALETTE 0x4
#define __HWEnvCombineSingleUnitScale(imesa, flag0, flag1, TexBlendCtrl)
#define __HWParseTexEnvCombine(imesa, flag0, TexCtrl, TexBlendCtrl)
extern void (*savageUpdateTextureState)( GLcontext *ctx );
void savageDDInitTextureFuncs( struct dd_function_table *functions );
void savageDestroyTexObj( savageContextPtr imesa, savageTextureObjectPtr t);
int savageUploadTexImages( savageContextPtr imesa, savageTextureObjectPtr t );
void savageResetGlobalLRU( savageContextPtr imesa , GLuint heap);
void savageTexturesGone( savageContextPtr imesa, GLuint heap,
GLuint start, GLuint end,
GLuint in_use );
void savagePrintLocalLRU( savageContextPtr imesa ,GLuint heap);
void savagePrintGlobalLRU( savageContextPtr imesa ,GLuint heap);
#endif
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