src/gallium/drivers/svga/svga_state.h

   1 /**********************************************************
   2  * Copyright 2008-2009 VMware, Inc.  All rights reserved.
   3  *
   4  * Permission is hereby granted, free of charge, to any person
   5  * obtaining a copy of this software and associated documentation
   6  * files (the "Software"), to deal in the Software without
   7  * restriction, including without limitation the rights to use, copy,
   8  * modify, merge, publish, distribute, sublicense, and/or sell copies
   9  * of the Software, and to permit persons to whom the Software is
  10  * furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be
  13  * included in all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  19  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  20  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22  * SOFTWARE.
  23  *
  24  **********************************************************/
  25
  26 #ifndef SVGA_STATE_H
  27 #define SVGA_STATE_H
  28
  29
  30 #include "pipe/p_compiler.h"
  31 #include "pipe/p_defines.h"
  32
  33 struct svga_context;
  34
  35
  36 void svga_init_state( struct svga_context *svga );
  37 void svga_destroy_state( struct svga_context *svga );
  38
  39
  40 struct svga_tracked_state {
  41    const char *name;
  42    unsigned dirty;
  43    int (*update)( struct svga_context *svga, unsigned dirty );
  44 };
  45
  46 /* NEED_SWTNL
  47  */
  48 extern struct svga_tracked_state svga_update_need_swvfetch;
  49 extern struct svga_tracked_state svga_update_need_pipeline;
  50 extern struct svga_tracked_state svga_update_need_swtnl;
  51
  52 /* HW_CLEAR
  53  */
  54 extern struct svga_tracked_state svga_hw_viewport;
  55 extern struct svga_tracked_state svga_hw_scissor;
  56 extern struct svga_tracked_state svga_hw_framebuffer;
  57
  58 /* HW_DRAW
  59  */
  60 extern struct svga_tracked_state svga_hw_vs;
  61 extern struct svga_tracked_state svga_hw_fs;
  62 extern struct svga_tracked_state svga_hw_rss;
  63 extern struct svga_tracked_state svga_hw_tss;
  64 extern struct svga_tracked_state svga_hw_tss_binding;
  65 extern struct svga_tracked_state svga_hw_clip_planes;
  66 extern struct svga_tracked_state svga_hw_vdecl;
  67 extern struct svga_tracked_state svga_hw_fs_parameters;
  68 extern struct svga_tracked_state svga_hw_vs_parameters;
  69 extern struct svga_tracked_state svga_hw_update_zero_stride;
  70
  71 /* SWTNL_DRAW
  72  */
  73 extern struct svga_tracked_state svga_update_swtnl_draw;
  74 extern struct svga_tracked_state svga_update_swtnl_vdecl;
  75
  76 /* Bring the hardware fully up-to-date so that we can emit draw
  77  * commands.
  78  */
  79 #define SVGA_STATE_NEED_SWTNL        0
  80 #define SVGA_STATE_HW_CLEAR          1
  81 #define SVGA_STATE_HW_DRAW           2
  82 #define SVGA_STATE_SWTNL_DRAW        3
  83 #define SVGA_STATE_MAX               4
  84
  85
  86 enum pipe_error svga_update_state( struct svga_context *svga,
  87                                    unsigned level );
  88
  89 void svga_update_state_retry( struct svga_context *svga,
  90                               unsigned level );
  91
  92
  93 enum pipe_error svga_emit_initial_state( struct svga_context *svga );
  94
  95 #endif