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114 lines
3.4 KiB
C
114 lines
3.4 KiB
C
/*
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* Mesa 3-D graphics library
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* Version: 7.2
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*
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* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Keith Whitwell <keith@tungstengraphics.com>
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*/
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#include <precomp.h>
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#if FEATURE_dlist
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static void vbo_save_callback_init( struct gl_context *ctx )
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{
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ctx->Driver.NewList = vbo_save_NewList;
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ctx->Driver.EndList = vbo_save_EndList;
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ctx->Driver.SaveFlushVertices = vbo_save_SaveFlushVertices;
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ctx->Driver.BeginCallList = vbo_save_BeginCallList;
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ctx->Driver.EndCallList = vbo_save_EndCallList;
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ctx->Driver.NotifySaveBegin = vbo_save_NotifyBegin;
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}
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void vbo_save_init( struct gl_context *ctx )
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{
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struct vbo_context *vbo = vbo_context(ctx);
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struct vbo_save_context *save = &vbo->save;
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save->ctx = ctx;
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vbo_save_api_init( save );
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vbo_save_callback_init(ctx);
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{
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struct gl_client_array *arrays = save->arrays;
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unsigned i;
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memcpy(arrays, vbo->currval,
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VBO_ATTRIB_MAX * sizeof(arrays[0]));
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for (i = 0; i < VBO_ATTRIB_MAX; ++i) {
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struct gl_client_array *array;
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array = &arrays[i];
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array->BufferObj = NULL;
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_mesa_reference_buffer_object(ctx, &arrays->BufferObj,
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vbo->currval[i].BufferObj);
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}
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}
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ctx->Driver.CurrentSavePrimitive = PRIM_UNKNOWN;
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}
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void vbo_save_destroy( struct gl_context *ctx )
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{
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struct vbo_context *vbo = vbo_context(ctx);
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struct vbo_save_context *save = &vbo->save;
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GLuint i;
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if (save->prim_store) {
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if ( --save->prim_store->refcount == 0 ) {
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FREE( save->prim_store );
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save->prim_store = NULL;
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}
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if ( --save->vertex_store->refcount == 0 ) {
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_mesa_reference_buffer_object(ctx,
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&save->vertex_store->bufferobj, NULL);
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FREE( save->vertex_store );
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save->vertex_store = NULL;
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}
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}
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for (i = 0; i < VBO_ATTRIB_MAX; i++) {
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_mesa_reference_buffer_object(ctx, &save->arrays[i].BufferObj, NULL);
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}
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}
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/* Note that this can occur during the playback of a display list:
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*/
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void vbo_save_fallback( struct gl_context *ctx, GLboolean fallback )
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{
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struct vbo_save_context *save = &vbo_context(ctx)->save;
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if (fallback)
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save->replay_flags |= VBO_SAVE_FALLBACK;
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else
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save->replay_flags &= ~VBO_SAVE_FALLBACK;
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}
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#endif /* FEATURE_dlist */
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