2 * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
3 * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved.
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
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10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the
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16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
32 #include "savagecontext.h"
33 #include "savage_3d_reg.h"
35 #define VALID_SAVAGE_TEXTURE_OBJECT(tobj) (tobj)
37 #define SAVAGE_TEX_MAXLEVELS 11
38 #define MIN_TILE_CHUNK 8
39 #define MIPMAP_CHUNK 4
43 /* For shared texture space managment, these texture objects may also
44 * be used as proxies for regions of texture memory containing other
45 * client's textures. Such proxy textures (not to be confused with GL
46 * proxy textures) are subject to the same LRU aging we use for our
47 * own private textures, and thus we have a mechanism where we can
48 * fairly decide between kicking out our own textures and those of
51 * Non-local texture objects have a valid MemBlock to describe the
52 * region managed by the other client, and can be identified by
62 } savage_texture_parameter_t
;
64 struct savage_texture_object_t
{
65 struct savage_texture_object_t
*next
, *prev
;
66 struct gl_texture_object
*globj
;
83 const struct gl_texture_image
*image
;
84 GLuint offset
; /* into BufAddr */
86 GLuint internalFormat
;
87 } image
[SAVAGE_TEX_MAXLEVELS
];
89 /* Support for multitexture.
92 savage_texture_parameter_t texParams
;
95 #define SAVAGE_NO_PALETTE 0x0
96 #define SAVAGE_USE_PALETTE 0x1
97 #define SAVAGE_UPDATE_PALETTE 0x2
98 #define SAVAGE_FALLBACK_PALETTE 0x4
99 #define __HWEnvCombineSingleUnitScale(imesa, flag0, flag1, TexBlendCtrl)
100 #define __HWParseTexEnvCombine(imesa, flag0, TexCtrl, TexBlendCtrl)
103 extern void (*savageUpdateTextureState
)( GLcontext
*ctx
);
104 void savageDDInitTextureFuncs( struct dd_function_table
*functions
);
106 void savageDestroyTexObj( savageContextPtr imesa
, savageTextureObjectPtr t
);
107 int savageUploadTexImages( savageContextPtr imesa
, savageTextureObjectPtr t
);
109 void savageResetGlobalLRU( savageContextPtr imesa
, GLuint heap
);
110 void savageTexturesGone( savageContextPtr imesa
, GLuint heap
,
111 GLuint start
, GLuint end
,
114 void savagePrintLocalLRU( savageContextPtr imesa
,GLuint heap
);
115 void savagePrintGlobalLRU( savageContextPtr imesa
,GLuint heap
);