src/gallium/drivers/r600/r600_context.h

   1 /*
   2  * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
   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 #ifndef R600_CONTEXT_H
  24 #define R600_CONTEXT_H
  25
  26 #include <stdio.h>
  27 #include <pipe/p_state.h>
  28 #include <pipe/p_context.h>
  29 #include <tgsi/tgsi_scan.h>
  30 #include <tgsi/tgsi_parse.h>
  31 #include <tgsi/tgsi_util.h>
  32 #include <util/u_blitter.h>
  33 #include "radeon.h"
  34 #include "r600_shader.h"
  35
  36 /* XXX move this to a more appropriate place */
  37 union pipe_states {
  38         struct pipe_rasterizer_state            rasterizer;
  39         struct pipe_poly_stipple                poly_stipple;
  40         struct pipe_scissor_state               scissor;
  41         struct pipe_clip_state                  clip;
  42         struct pipe_shader_state                shader;
  43         struct pipe_depth_state                 depth;
  44         struct pipe_stencil_state               stencil;
  45         struct pipe_alpha_state                 alpha;
  46         struct pipe_depth_stencil_alpha_state   dsa;
  47         struct pipe_blend_state                 blend;
  48         struct pipe_blend_color                 blend_color;
  49         struct pipe_stencil_ref                 stencil_ref;
  50         struct pipe_framebuffer_state           framebuffer;
  51         struct pipe_sampler_state               sampler;
  52         struct pipe_sampler_view                sampler_view;
  53         struct pipe_viewport_state              viewport;
  54 };
  55
  56 enum pipe_state_type {
  57         pipe_rasterizer_type = 1,
  58         pipe_poly_stipple_type,
  59         pipe_scissor_type,
  60         pipe_clip_type,
  61         pipe_shader_type,
  62         pipe_depth_type,
  63         pipe_stencil_type,
  64         pipe_alpha_type,
  65         pipe_dsa_type,
  66         pipe_blend_type,
  67         pipe_stencil_ref_type,
  68         pipe_framebuffer_type,
  69         pipe_sampler_type,
  70         pipe_sampler_view_type,
  71         pipe_viewport_type,
  72         pipe_type_count
  73 };
  74
  75 struct r600_context_state {
  76         union pipe_states               state;
  77         unsigned                        refcount;
  78         unsigned                        type;
  79         struct radeon_state             *rstate;
  80         struct r600_shader              shader;
  81         struct radeon_bo                *bo;
  82 };
  83
  84 struct r600_vertex_element
  85 {
  86         unsigned                        refcount;
  87         unsigned                        count;
  88         struct pipe_vertex_element      elements[32];
  89 };
  90
  91 struct r600_context_hw_states {
  92         struct radeon_state     *rasterizer;
  93         struct radeon_state     *scissor;
  94         struct radeon_state     *dsa;
  95         struct radeon_state     *blend;
  96         struct radeon_state     *viewport;
  97         struct radeon_state     *cb0;
  98         struct radeon_state     *config;
  99         struct radeon_state     *cb_cntl;
 100         struct radeon_state     *db;
 101         unsigned                ps_nresource;
 102         unsigned                ps_nsampler;
 103         struct radeon_state     *ps_resource[160];
 104         struct radeon_state     *ps_sampler[16];
 105 };
 106
 107 struct r600_context {
 108         struct pipe_context             context;
 109         struct r600_screen              *screen;
 110         struct radeon                   *rw;
 111         struct radeon_ctx               *ctx;
 112         struct blitter_context          *blitter;
 113         struct radeon_draw              *draw;
 114         /* hw states */
 115         struct r600_context_hw_states   hw_states;
 116 #if 0
 117         struct r600_pipe_shader         *ps_shader;
 118         struct r600_pipe_shader         *vs_shader;
 119         unsigned                        nps_sampler;
 120         struct radeon_state             *ps_sampler[PIPE_MAX_ATTRIBS];
 121         unsigned                        nps_view;
 122         unsigned                        nvs_view;
 123         struct r600_texture_resource    *ps_view[PIPE_MAX_ATTRIBS];
 124         struct r600_texture_resource    *vs_view[PIPE_MAX_ATTRIBS];
 125         unsigned                        flat_shade;
 126         unsigned                        nvertex_buffer;
 127         struct r600_vertex_elements_state *vertex_elements;
 128         struct pipe_vertex_buffer       vertex_buffer[PIPE_MAX_ATTRIBS];
 129         struct pipe_stencil_ref         stencil_ref;
 130         struct pipe_framebuffer_state   fb_state;
 131         struct pipe_viewport_state      viewport;
 132 #endif
 133         /* pipe states */
 134         unsigned                        flat_shade;
 135         unsigned                        ps_nsampler;
 136         unsigned                        vs_nsampler;
 137         unsigned                        ps_nsampler_view;
 138         unsigned                        vs_nsampler_view;
 139         unsigned                        nvertex_buffer;
 140         struct r600_context_state       *rasterizer;
 141         struct r600_context_state       *poly_stipple;
 142         struct r600_context_state       *scissor;
 143         struct r600_context_state       *clip;
 144         struct r600_context_state       *ps_shader;
 145         struct r600_context_state       *vs_shader;
 146         struct r600_context_state       *depth;
 147         struct r600_context_state       *stencil;
 148         struct r600_context_state       *alpha;
 149         struct r600_context_state       *dsa;
 150         struct r600_context_state       *blend;
 151         struct r600_context_state       *stencil_ref;
 152         struct r600_context_state       *viewport;
 153         struct r600_context_state       *framebuffer;
 154         struct r600_context_state       *ps_sampler[PIPE_MAX_ATTRIBS];
 155         struct r600_context_state       *vs_sampler[PIPE_MAX_ATTRIBS];
 156         struct r600_context_state       *ps_sampler_view[PIPE_MAX_ATTRIBS];
 157         struct r600_context_state       *vs_sampler_view[PIPE_MAX_ATTRIBS];
 158         struct r600_vertex_element      *vertex_elements;
 159         struct pipe_vertex_buffer       vertex_buffer[PIPE_MAX_ATTRIBS];
 160         struct pipe_index_buffer        index_buffer;
 161         struct pipe_blend_color         blend_color;
 162 };
 163
 164 #if 0
 165 struct r600_vertex_elements_state
 166 {
 167         unsigned count;
 168         struct pipe_vertex_element      elements[32];
 169 };
 170
 171 struct r600_pipe_shader {
 172         struct r600_shader              shader;
 173         struct radeon_bo                *bo;
 174         struct radeon_state             *state;
 175 };
 176
 177 struct r600_texture_resource {
 178         struct pipe_sampler_view        view;
 179         struct radeon_state             *state;
 180 };
 181 #endif
 182
 183 /* Convenience cast wrapper. */
 184 static INLINE struct r600_context *r600_context(struct pipe_context *pipe)
 185 {
 186     return (struct r600_context*)pipe;
 187 }
 188
 189 struct r600_context_state *r600_context_state(struct r600_context *rctx, unsigned type, const void *state);
 190 struct r600_context_state *r600_context_state_incref(struct r600_context_state *rstate);
 191 struct r600_context_state *r600_context_state_decref(struct r600_context_state *rstate);
 192
 193 int r600_context_hw_states(struct r600_context *rctx);
 194
 195 void r600_draw_vbo(struct pipe_context *ctx,
 196                    const struct pipe_draw_info *info);
 197
 198 void r600_init_blit_functions(struct r600_context *rctx);
 199 void r600_init_state_functions(struct r600_context *rctx);
 200 void r600_init_query_functions(struct r600_context* rctx);
 201 struct pipe_context *r600_create_context(struct pipe_screen *screen, void *priv);
 202
 203 int r600_pipe_shader_create(struct pipe_context *ctx,
 204                         struct r600_context_state *rstate,
 205                         const struct tgsi_token *tokens);
 206 int r600_pipe_shader_update(struct pipe_context *ctx,
 207                                 struct r600_context_state *rstate);
 208
 209 #define R600_ERR(fmt, args...) \
 210         fprintf(stderr, "EE %s/%s:%d - "fmt, __FILE__, __func__, __LINE__, ##args)
 211
 212 #endif