1/* 2 * Mesa 3-D graphics library 3 * 4 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. 5 * 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: 12 * 13 * The above copyright notice and this permission notice shall be included 14 * in all copies or substantial portions of the Software. 15 * 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. 23 * 24 * Authors: 25 * Keith Whitwell <keithw@vmware.com> 26 */ 27 28 29#include "main/arrayobj.h" 30#include "main/bufferobj.h" 31 32#include "util/u_memory.h" 33 34#include "vbo_private.h" 35 36 37/** 38 * Called at context creation time. 39 */ 40void vbo_save_init( struct gl_context *ctx ) 41{ 42 struct vbo_context *vbo = vbo_context(ctx); 43 struct vbo_save_context *save = &vbo->save; 44 45 vbo_save_api_init( save ); 46 47 for (gl_vertex_processing_mode vpm = VP_MODE_FF; vpm < VP_MODE_MAX; ++vpm) 48 save->VAO[vpm] = NULL; 49 50 save->no_current_update = false; 51 52 ctx->Driver.CurrentSavePrimitive = PRIM_OUTSIDE_BEGIN_END; 53} 54 55 56void vbo_save_destroy( struct gl_context *ctx ) 57{ 58 struct vbo_context *vbo = vbo_context(ctx); 59 struct vbo_save_context *save = &vbo->save; 60 61 for (gl_vertex_processing_mode vpm = VP_MODE_FF; vpm < VP_MODE_MAX; ++vpm) 62 _mesa_reference_vao(ctx, &save->VAO[vpm], NULL); 63 64 if (save->prim_store) { 65 free(save->prim_store->prims); 66 FREE(save->prim_store); 67 save->prim_store = NULL; 68 } 69 if (save->vertex_store) { 70 free(save->vertex_store->buffer_in_ram); 71 FREE(save->vertex_store); 72 save->vertex_store = NULL; 73 } 74 75 if (save->copied.buffer) 76 free(save->copied.buffer); 77 78 _mesa_reference_buffer_object(ctx, &save->current_bo, NULL); 79} 80