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 **************************************************************************/
28 /* Authors: Keith Whitwell <keith@tungstengraphics.com>
32 #include "sp_context.h"
35 #include "util/u_memory.h"
36 #include "util/u_inlines.h"
37 #include "util/u_transfer.h"
38 #include "draw/draw_context.h"
42 softpipe_create_vertex_elements_state(struct pipe_context *pipe,
44 const struct pipe_vertex_element *attribs)
46 struct sp_velems_state *velems;
47 assert(count <= PIPE_MAX_ATTRIBS);
48 velems = (struct sp_velems_state *) MALLOC(sizeof(struct sp_velems_state));
50 velems->count = count;
51 memcpy(velems->velem, attribs, sizeof(*attribs) * count);
58 softpipe_bind_vertex_elements_state(struct pipe_context *pipe,
61 struct softpipe_context *softpipe = softpipe_context(pipe);
62 struct sp_velems_state *sp_velems = (struct sp_velems_state *) velems;
64 softpipe->velems = sp_velems;
66 softpipe->dirty |= SP_NEW_VERTEX;
69 draw_set_vertex_elements(softpipe->draw, sp_velems->count, sp_velems->velem);
74 softpipe_delete_vertex_elements_state(struct pipe_context *pipe, void *velems)
81 softpipe_set_vertex_buffers(struct pipe_context *pipe,
83 const struct pipe_vertex_buffer *buffers)
85 struct softpipe_context *softpipe = softpipe_context(pipe);
87 assert(count <= PIPE_MAX_ATTRIBS);
89 util_copy_vertex_buffers(softpipe->vertex_buffer,
90 &softpipe->num_vertex_buffers,
93 softpipe->dirty |= SP_NEW_VERTEX;
95 draw_set_vertex_buffers(softpipe->draw, count, buffers);
100 softpipe_set_index_buffer(struct pipe_context *pipe,
101 const struct pipe_index_buffer *ib)
103 struct softpipe_context *softpipe = softpipe_context(pipe);
106 memcpy(&softpipe->index_buffer, ib, sizeof(softpipe->index_buffer));
108 memset(&softpipe->index_buffer, 0, sizeof(softpipe->index_buffer));
110 draw_set_index_buffer(softpipe->draw, ib);
115 softpipe_init_vertex_funcs(struct pipe_context *pipe)
117 pipe->create_vertex_elements_state = softpipe_create_vertex_elements_state;
118 pipe->bind_vertex_elements_state = softpipe_bind_vertex_elements_state;
119 pipe->delete_vertex_elements_state = softpipe_delete_vertex_elements_state;
121 pipe->set_vertex_buffers = softpipe_set_vertex_buffers;
122 pipe->set_index_buffer = softpipe_set_index_buffer;
123 pipe->redefine_user_buffer = u_default_redefine_user_buffer;