1 /**************************************************************************
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
30 * Keith Whitwell <keith@tungstengraphics.com>
35 #include "st_context.h"
37 #include "st_cb_texture.h"
38 #include "pipe/p_context.h"
39 #include "pipe/p_defines.h"
43 * XXX This needs some work yet....
44 * Need to "upload" texture images at appropriate times.
47 update_textures(struct st_context
*st
)
51 /* ST_NEW_FRAGMENT_PROGRAM
53 struct gl_fragment_program
*fprog
= st
->ctx
->FragmentProgram
._Current
;
55 for (s
= 0; s
< st
->ctx
->Const
.MaxTextureCoordUnits
; s
++) {
56 GLuint su
= fprog
->Base
.SamplerUnits
[s
];
58 struct gl_texture_object
*texObj
59 = st
->ctx
->Texture
.Unit
[su
]._Current
;
61 struct pipe_texture
*pt
;
64 GLboolean flush
, retval
;
66 retval
= st_finalize_texture(st
->ctx
, st
->pipe
, texObj
, &flush
);
68 pt
= st_get_texobj_texture(texObj
);
74 /* XXX: need to ensure that textures are unbound/removed from
75 * this table before being deleted, otherwise the pointer
76 * comparison below could fail.
78 if (st
->state
.sampler_texture
[s
] != pt
) {
79 st
->state
.sampler_texture
[s
] = pt
;
80 st
->pipe
->set_sampler_texture(st
->pipe
, s
, pt
);
86 const struct st_tracked_state st_update_texture
= {
87 .name
= "st_update_texture",
90 .st
= ST_NEW_FRAGMENT_PROGRAM
,
92 .update
= update_textures