| 0,0 → 1,129 |
|---|
| /* |
| * Mesa 3-D graphics library |
| * |
| * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| * OTHER DEALINGS IN THE SOFTWARE. |
| * |
| * Authors: |
| * Keith Whitwell <keith@tungstengraphics.com> |
| */ |
| |
| |
| #include "main/mtypes.h" |
| #include "main/bufferobj.h" |
| #include "main/imports.h" |
| |
| #include "vbo_context.h" |
| |
| |
| static void vbo_save_callback_init( struct gl_context *ctx ) |
| { |
| ctx->Driver.NewList = vbo_save_NewList; |
| ctx->Driver.EndList = vbo_save_EndList; |
| ctx->Driver.SaveFlushVertices = vbo_save_SaveFlushVertices; |
| ctx->Driver.BeginCallList = vbo_save_BeginCallList; |
| ctx->Driver.EndCallList = vbo_save_EndCallList; |
| ctx->Driver.NotifySaveBegin = vbo_save_NotifyBegin; |
| } |
| |
| |
| |
| /** |
| * Called at context creation time. |
| */ |
| void vbo_save_init( struct gl_context *ctx ) |
| { |
| struct vbo_context *vbo = vbo_context(ctx); |
| struct vbo_save_context *save = &vbo->save; |
| |
| save->ctx = ctx; |
| |
| vbo_save_api_init( save ); |
| vbo_save_callback_init(ctx); |
| |
| { |
| struct gl_client_array *arrays = save->arrays; |
| unsigned i; |
| |
| memcpy(arrays, &vbo->currval[VBO_ATTRIB_POS], |
| VERT_ATTRIB_FF_MAX * sizeof(arrays[0])); |
| for (i = 0; i < VERT_ATTRIB_FF_MAX; ++i) { |
| struct gl_client_array *array; |
| array = &arrays[VERT_ATTRIB_FF(i)]; |
| array->BufferObj = NULL; |
| _mesa_reference_buffer_object(ctx, &arrays->BufferObj, |
| vbo->currval[VBO_ATTRIB_POS+i].BufferObj); |
| } |
| |
| memcpy(arrays + VERT_ATTRIB_GENERIC(0), |
| &vbo->currval[VBO_ATTRIB_GENERIC0], |
| VERT_ATTRIB_GENERIC_MAX * sizeof(arrays[0])); |
| |
| for (i = 0; i < VERT_ATTRIB_GENERIC_MAX; ++i) { |
| struct gl_client_array *array; |
| array = &arrays[VERT_ATTRIB_GENERIC(i)]; |
| array->BufferObj = NULL; |
| _mesa_reference_buffer_object(ctx, &array->BufferObj, |
| vbo->currval[VBO_ATTRIB_GENERIC0+i].BufferObj); |
| } |
| } |
| |
| ctx->Driver.CurrentSavePrimitive = PRIM_OUTSIDE_BEGIN_END; |
| } |
| |
| |
| void vbo_save_destroy( struct gl_context *ctx ) |
| { |
| struct vbo_context *vbo = vbo_context(ctx); |
| struct vbo_save_context *save = &vbo->save; |
| GLuint i; |
| |
| if (save->prim_store) { |
| if ( --save->prim_store->refcount == 0 ) { |
| free(save->prim_store); |
| save->prim_store = NULL; |
| } |
| if ( --save->vertex_store->refcount == 0 ) { |
| _mesa_reference_buffer_object(ctx, |
| &save->vertex_store->bufferobj, NULL); |
| free(save->vertex_store); |
| save->vertex_store = NULL; |
| } |
| } |
| |
| for (i = 0; i < VBO_ATTRIB_MAX; i++) { |
| _mesa_reference_buffer_object(ctx, &save->arrays[i].BufferObj, NULL); |
| } |
| } |
| |
| |
| |
| |
| /* Note that this can occur during the playback of a display list: |
| */ |
| void vbo_save_fallback( struct gl_context *ctx, GLboolean fallback ) |
| { |
| struct vbo_save_context *save = &vbo_context(ctx)->save; |
| |
| if (fallback) |
| save->replay_flags |= VBO_SAVE_FALLBACK; |
| else |
| save->replay_flags &= ~VBO_SAVE_FALLBACK; |
| } |