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      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    enum pipe_error (*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_need_tgsi_transform;
     61 extern struct svga_tracked_state svga_hw_vs;
     62 extern struct svga_tracked_state svga_hw_fs;
     63 extern struct svga_tracked_state svga_hw_gs;
     64 extern struct svga_tracked_state svga_hw_rss;
     65 extern struct svga_tracked_state svga_hw_pstipple;
     66 extern struct svga_tracked_state svga_hw_sampler;
     67 extern struct svga_tracked_state svga_hw_sampler_bindings;
     68 extern struct svga_tracked_state svga_hw_tss;
     69 extern struct svga_tracked_state svga_hw_tss_binding;
     70 extern struct svga_tracked_state svga_hw_clip_planes;
     71 extern struct svga_tracked_state svga_hw_vdecl;
     72 extern struct svga_tracked_state svga_hw_fs_constants;
     73 extern struct svga_tracked_state svga_hw_gs_constants;
     74 extern struct svga_tracked_state svga_hw_vs_constants;
     75 
     76 /* SWTNL_DRAW
     77  */
     78 extern struct svga_tracked_state svga_update_swtnl_draw;
     79 extern struct svga_tracked_state svga_update_swtnl_vdecl;
     80 
     81 /* Bring the hardware fully up-to-date so that we can emit draw
     82  * commands.
     83  */
     84 #define SVGA_STATE_NEED_SWTNL        0
     85 #define SVGA_STATE_HW_CLEAR          1
     86 #define SVGA_STATE_HW_DRAW           2
     87 #define SVGA_STATE_SWTNL_DRAW        3
     88 #define SVGA_STATE_MAX               4
     89 
     90 
     91 enum pipe_error svga_update_state( struct svga_context *svga,
     92                                    unsigned level );
     93 
     94 void svga_update_state_retry( struct svga_context *svga,
     95                               unsigned level );
     96 
     97 
     98 enum pipe_error svga_emit_initial_state( struct svga_context *svga );
     99 
    100 enum pipe_error svga_reemit_framebuffer_bindings( struct svga_context *svga );
    101 
    102 enum pipe_error svga_rebind_framebuffer_bindings( struct svga_context *svga );
    103 
    104 enum pipe_error svga_reemit_tss_bindings( struct svga_context *svga );
    105 
    106 enum pipe_error svga_reemit_vs_bindings(struct svga_context *svga);
    107 
    108 enum pipe_error svga_reemit_fs_bindings(struct svga_context *svga);
    109 
    110 enum pipe_error svga_reemit_gs_bindings(struct svga_context *svga);
    111 
    112 #endif
    113