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      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 (at) tungstengraphics.com>
     29  */
     30 
     31 #ifndef LP_STATE_H
     32 #define LP_STATE_H
     33 
     34 #include "pipe/p_state.h"
     35 #include "lp_jit.h"
     36 #include "lp_state_fs.h"
     37 #include "gallivm/lp_bld.h"
     38 
     39 
     40 #define LP_NEW_VIEWPORT      0x1
     41 #define LP_NEW_RASTERIZER    0x2
     42 #define LP_NEW_FS            0x4
     43 #define LP_NEW_BLEND         0x8
     44 #define LP_NEW_CLIP          0x10
     45 #define LP_NEW_SCISSOR       0x20
     46 #define LP_NEW_STIPPLE       0x40
     47 #define LP_NEW_FRAMEBUFFER   0x80
     48 #define LP_NEW_DEPTH_STENCIL_ALPHA 0x100
     49 #define LP_NEW_CONSTANTS     0x200
     50 #define LP_NEW_SAMPLER       0x400
     51 #define LP_NEW_SAMPLER_VIEW  0x800
     52 #define LP_NEW_VERTEX        0x1000
     53 #define LP_NEW_VS            0x2000
     54 #define LP_NEW_QUERY         0x4000
     55 #define LP_NEW_BLEND_COLOR   0x8000
     56 #define LP_NEW_GS            0x10000
     57 #define LP_NEW_SO            0x20000
     58 #define LP_NEW_SO_BUFFERS    0x40000
     59 
     60 
     61 
     62 struct vertex_info;
     63 struct pipe_context;
     64 struct llvmpipe_context;
     65 
     66 
     67 
     68 /** Subclass of pipe_shader_state */
     69 struct lp_vertex_shader
     70 {
     71    struct pipe_shader_state shader;
     72    struct draw_vertex_shader *draw_data;
     73 };
     74 
     75 /** Subclass of pipe_shader_state */
     76 struct lp_geometry_shader {
     77    struct pipe_shader_state shader;
     78    struct draw_geometry_shader *draw_data;
     79 };
     80 
     81 /** Vertex element state */
     82 struct lp_velems_state
     83 {
     84    unsigned count;
     85    struct pipe_vertex_element velem[PIPE_MAX_ATTRIBS];
     86 };
     87 
     88 struct lp_so_state {
     89    struct pipe_stream_output_info base;
     90 };
     91 
     92 
     93 void
     94 llvmpipe_set_framebuffer_state(struct pipe_context *,
     95                                const struct pipe_framebuffer_state *);
     96 
     97 void
     98 llvmpipe_update_fs(struct llvmpipe_context *lp);
     99 
    100 void
    101 llvmpipe_update_setup(struct llvmpipe_context *lp);
    102 
    103 void
    104 llvmpipe_update_derived(struct llvmpipe_context *llvmpipe);
    105 
    106 void
    107 llvmpipe_init_sampler_funcs(struct llvmpipe_context *llvmpipe);
    108 
    109 void
    110 llvmpipe_init_blend_funcs(struct llvmpipe_context *llvmpipe);
    111 
    112 void
    113 llvmpipe_init_vertex_funcs(struct llvmpipe_context *llvmpipe);
    114 
    115 void
    116 llvmpipe_init_draw_funcs(struct llvmpipe_context *llvmpipe);
    117 
    118 void
    119 llvmpipe_init_clip_funcs(struct llvmpipe_context *llvmpipe);
    120 
    121 void
    122 llvmpipe_init_fs_funcs(struct llvmpipe_context *llvmpipe);
    123 
    124 void
    125 llvmpipe_init_vs_funcs(struct llvmpipe_context *llvmpipe);
    126 
    127 void
    128 llvmpipe_init_gs_funcs(struct llvmpipe_context *llvmpipe);
    129 
    130 void
    131 llvmpipe_init_rasterizer_funcs(struct llvmpipe_context *llvmpipe);
    132 
    133 void
    134 llvmpipe_init_so_funcs(struct llvmpipe_context *llvmpipe);
    135 
    136 void
    137 llvmpipe_prepare_vertex_sampling(struct llvmpipe_context *ctx,
    138                                  unsigned num,
    139                                  struct pipe_sampler_view **views);
    140 void
    141 llvmpipe_cleanup_vertex_sampling(struct llvmpipe_context *ctx);
    142 
    143 
    144 #endif
    145