2 * Mesa 3-D graphics library
4 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included
14 * in all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
25 * Keith Whitwell <keithw@vmware.com>
29 #include "main/arrayobj.h"
30 #include "main/bufferobj.h"
32 #include "vbo_private.h"
36 * Called at context creation time.
38 void vbo_save_init( struct gl_context
*ctx
)
40 struct vbo_context
*vbo
= vbo_context(ctx
);
41 struct vbo_save_context
*save
= &vbo
->save
;
45 vbo_save_api_init( save
);
47 for (gl_vertex_processing_mode vpm
= VP_MODE_FF
; vpm
< VP_MODE_MAX
; ++vpm
)
48 save
->VAO
[vpm
] = NULL
;
50 ctx
->Driver
.CurrentSavePrimitive
= PRIM_OUTSIDE_BEGIN_END
;
54 void vbo_save_destroy( struct gl_context
*ctx
)
56 struct vbo_context
*vbo
= vbo_context(ctx
);
57 struct vbo_save_context
*save
= &vbo
->save
;
59 for (gl_vertex_processing_mode vpm
= VP_MODE_FF
; vpm
< VP_MODE_MAX
; ++vpm
)
60 _mesa_reference_vao(ctx
, &save
->VAO
[vpm
], NULL
);
62 if (save
->prim_store
) {
63 if ( --save
->prim_store
->refcount
== 0 ) {
64 free(save
->prim_store
);
65 save
->prim_store
= NULL
;
68 if (save
->vertex_store
) {
69 _mesa_reference_buffer_object(ctx
, &save
->vertex_store
->bufferobj
, NULL
);
70 free(save
->vertex_store
);
71 save
->vertex_store
= NULL
;
78 /* Note that this can occur during the playback of a display list:
80 void vbo_save_fallback( struct gl_context
*ctx
, GLboolean fallback
)
82 struct vbo_save_context
*save
= &vbo_context(ctx
)->save
;
85 save
->replay_flags
|= VBO_SAVE_FALLBACK
;
87 save
->replay_flags
&= ~VBO_SAVE_FALLBACK
;