src/gallium/drivers/r300/r300_context.c

   1 /*
   2  * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE. */
  22
  23 #include "r300_context.h"
  24
  25 static void r300_destroy_context(struct pipe_context* context) {
  26     struct r300_context* r300 = r300_context(context);
  27
  28     draw_destroy(r300->draw);
  29
  30     FREE(r300->blend_color_state);
  31     FREE(r300->scissor_state);
  32     FREE(r300);
  33 }
  34
  35 struct pipe_context* r300_create_context(struct pipe_screen* screen,
  36                                          struct pipe_winsys* winsys,
  37                                          struct r300_winsys* r300_winsys)
  38 {
  39     struct r300_context* r300 = CALLOC_STRUCT(r300_context);
  40
  41     if (!r300)
  42         return NULL;
  43
  44     r300->winsys = r300_winsys;
  45     r300->context.winsys = winsys;
  46     r300->context.screen = r300_create_screen(winsys, r300_winsys);
  47
  48     r300->context.destroy = r300_destroy_context;
  49
  50     r300->context.clear = r300_clear;
  51
  52     r300->draw = draw_create();
  53     /*XXX draw_set_rasterize_stage(r300->draw, r300_draw_swtcl_stage(r300));*/
  54
  55     r300->blend_color_state = CALLOC_STRUCT(r300_blend_color_state);
  56     r300->scissor_state = CALLOC_STRUCT(r300_scissor_state);
  57
  58     r300_init_flush_functions(r300);
  59
  60     r300_init_surface_functions(r300);
  61
  62     r300_init_state_functions(r300);
  63
  64     r300->dirty_state = R300_NEW_KITCHEN_SINK;
  65     r300->dirty_hw++;
  66
  67     return &r300->context;
  68 }