src/gallium/drivers/cell/ppu/cell_state_vertex.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
   4  * 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
   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:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  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.
  25  *
  26  **************************************************************************/
  27
  28 /* Authors:  Keith Whitwell <keith@tungstengraphics.com>
  29  */
  30
  31
  32 #include "cell_context.h"
  33 #include "cell_state.h"
  34
  35 #include "draw/draw_context.h"
  36
  37
  38 static void
  39 cell_set_vertex_elements(struct pipe_context *pipe,
  40                          unsigned count,
  41                          const struct pipe_vertex_element *elements)
  42 {
  43    struct cell_context *cell = cell_context(pipe);
  44
  45    assert(count <= PIPE_MAX_ATTRIBS);
  46
  47    memcpy(cell->vertex_element, elements, count * sizeof(elements[0]));
  48    cell->num_vertex_elements = count;
  49
  50    cell->dirty |= CELL_NEW_VERTEX;
  51
  52    draw_set_vertex_elements(cell->draw, count, elements);
  53 }
  54
  55
  56 static void
  57 cell_set_vertex_buffers(struct pipe_context *pipe,
  58                         unsigned count,
  59                         const struct pipe_vertex_buffer *buffers)
  60 {
  61    struct cell_context *cell = cell_context(pipe);
  62
  63    assert(count <= PIPE_MAX_ATTRIBS);
  64
  65    memcpy(cell->vertex_buffer, buffers, count * sizeof(buffers[0]));
  66    cell->num_vertex_buffers = count;
  67
  68    cell->dirty |= CELL_NEW_VERTEX;
  69
  70    draw_set_vertex_buffers(cell->draw, count, buffers);
  71 }
  72
  73
  74 void
  75 cell_init_vertex_functions(struct cell_context *cell)
  76 {
  77    cell->pipe.set_vertex_buffers = cell_set_vertex_buffers;
  78    cell->pipe.set_vertex_elements = cell_set_vertex_elements;
  79 }