src/gallium/drivers/nv40/nv40_context.h

   1 #ifndef __NV40_CONTEXT_H__
   2 #define __NV40_CONTEXT_H__
   3
   4 #include <stdio.h>
   5
   6 #include "pipe/p_context.h"
   7 #include "pipe/p_defines.h"
   8 #include "pipe/p_state.h"
   9 #include "pipe/p_compiler.h"
  10
  11 #include "util/u_memory.h"
  12 #include "util/u_math.h"
  13 #include "util/u_inlines.h"
  14
  15 #include "draw/draw_vertex.h"
  16
  17 #include "nouveau/nouveau_winsys.h"
  18 #include "nouveau/nouveau_gldefs.h"
  19 #include "nouveau/nouveau_context.h"
  20 #include "nouveau/nouveau_stateobj.h"
  21
  22 #include "nv40_state.h"
  23
  24 #define NOUVEAU_ERR(fmt, args...) \
  25         fprintf(stderr, "%s:%d -  "fmt, __func__, __LINE__, ##args);
  26 #define NOUVEAU_MSG(fmt, args...) \
  27         fprintf(stderr, "nouveau: "fmt, ##args);
  28
  29 enum nv40_state_index {
  30         NV40_STATE_FB = 0,
  31         NV40_STATE_VIEWPORT = 1,
  32         NV40_STATE_BLEND = 2,
  33         NV40_STATE_RAST = 3,
  34         NV40_STATE_ZSA = 4,
  35         NV40_STATE_BCOL = 5,
  36         NV40_STATE_CLIP = 6,
  37         NV40_STATE_SCISSOR = 7,
  38         NV40_STATE_STIPPLE = 8,
  39         NV40_STATE_FRAGPROG = 9,
  40         NV40_STATE_VERTPROG = 10,
  41         NV40_STATE_FRAGTEX0 = 11,
  42         NV40_STATE_FRAGTEX1 = 12,
  43         NV40_STATE_FRAGTEX2 = 13,
  44         NV40_STATE_FRAGTEX3 = 14,
  45         NV40_STATE_FRAGTEX4 = 15,
  46         NV40_STATE_FRAGTEX5 = 16,
  47         NV40_STATE_FRAGTEX6 = 17,
  48         NV40_STATE_FRAGTEX7 = 18,
  49         NV40_STATE_FRAGTEX8 = 19,
  50         NV40_STATE_FRAGTEX9 = 20,
  51         NV40_STATE_FRAGTEX10 = 21,
  52         NV40_STATE_FRAGTEX11 = 22,
  53         NV40_STATE_FRAGTEX12 = 23,
  54         NV40_STATE_FRAGTEX13 = 24,
  55         NV40_STATE_FRAGTEX14 = 25,
  56         NV40_STATE_FRAGTEX15 = 26,
  57         NV40_STATE_VERTTEX0 = 27,
  58         NV40_STATE_VERTTEX1 = 28,
  59         NV40_STATE_VERTTEX2 = 29,
  60         NV40_STATE_VERTTEX3 = 30,
  61         NV40_STATE_VTXBUF = 31,
  62         NV40_STATE_VTXFMT = 32,
  63         NV40_STATE_VTXATTR = 33,
  64         NV40_STATE_SR = 34,
  65         NV40_STATE_MAX = 35
  66 };
  67
  68 #include "nv40_screen.h"
  69
  70 #define NV40_NEW_BLEND          (1 <<  0)
  71 #define NV40_NEW_RAST           (1 <<  1)
  72 #define NV40_NEW_ZSA            (1 <<  2)
  73 #define NV40_NEW_SAMPLER        (1 <<  3)
  74 #define NV40_NEW_FB             (1 <<  4)
  75 #define NV40_NEW_STIPPLE        (1 <<  5)
  76 #define NV40_NEW_SCISSOR        (1 <<  6)
  77 #define NV40_NEW_VIEWPORT       (1 <<  7)
  78 #define NV40_NEW_BCOL           (1 <<  8)
  79 #define NV40_NEW_VERTPROG       (1 <<  9)
  80 #define NV40_NEW_FRAGPROG       (1 << 10)
  81 #define NV40_NEW_ARRAYS         (1 << 11)
  82 #define NV40_NEW_UCP            (1 << 12)
  83 #define NV40_NEW_SR             (1 << 13)
  84
  85 struct nv40_rasterizer_state {
  86         struct pipe_rasterizer_state pipe;
  87         struct nouveau_stateobj *so;
  88 };
  89
  90 struct nv40_zsa_state {
  91         struct pipe_depth_stencil_alpha_state pipe;
  92         struct nouveau_stateobj *so;
  93 };
  94
  95 struct nv40_blend_state {
  96         struct pipe_blend_state pipe;
  97         struct nouveau_stateobj *so;
  98 };
  99
 100
 101 struct nv40_state {
 102         unsigned scissor_enabled;
 103         unsigned stipple_enabled;
 104         unsigned fp_samplers;
 105
 106         uint64_t dirty;
 107         struct nouveau_stateobj *hw[NV40_STATE_MAX];
 108 };
 109
 110
 111 struct nv40_vtxelt_state {
 112         struct pipe_vertex_element pipe[16];
 113         unsigned num_elements;
 114 };
 115
 116 struct nv40_context {
 117         struct pipe_context pipe;
 118
 119         struct nouveau_winsys *nvws;
 120         struct nv40_screen *screen;
 121
 122         struct draw_context *draw;
 123
 124         /* HW state derived from pipe states */
 125         struct nv40_state state;
 126         struct {
 127                 struct nv40_vertex_program *vertprog;
 128
 129                 unsigned nr_attribs;
 130                 unsigned hw[PIPE_MAX_SHADER_INPUTS];
 131                 unsigned draw[PIPE_MAX_SHADER_INPUTS];
 132                 unsigned emit[PIPE_MAX_SHADER_INPUTS];
 133         } swtnl;
 134
 135         enum {
 136                 HW, SWTNL, SWRAST
 137         } render_mode;
 138         unsigned fallback_swtnl;
 139         unsigned fallback_swrast;
 140
 141         /* Context state */
 142         unsigned dirty, draw_dirty;
 143         struct pipe_scissor_state scissor;
 144         unsigned stipple[32];
 145         struct pipe_clip_state clip;
 146         struct nv40_vertex_program *vertprog;
 147         struct nv40_fragment_program *fragprog;
 148         struct pipe_buffer *constbuf[PIPE_SHADER_TYPES];
 149         unsigned constbuf_nr[PIPE_SHADER_TYPES];
 150         struct nv40_rasterizer_state *rasterizer;
 151         struct nv40_zsa_state *zsa;
 152         struct nv40_blend_state *blend;
 153         struct pipe_blend_color blend_colour;
 154         struct pipe_stencil_ref stencil_ref;
 155         struct pipe_viewport_state viewport;
 156         struct pipe_framebuffer_state framebuffer;
 157         struct pipe_buffer *idxbuf;
 158         unsigned idxbuf_format;
 159         struct nv40_sampler_state *tex_sampler[PIPE_MAX_SAMPLERS];
 160         struct nv40_miptree *tex_miptree[PIPE_MAX_SAMPLERS];
 161         unsigned nr_samplers;
 162         unsigned nr_textures;
 163         unsigned dirty_samplers;
 164         struct pipe_vertex_buffer vtxbuf[PIPE_MAX_ATTRIBS];
 165         unsigned vtxbuf_nr;
 166         struct nv40_vtxelt_state *vtxelt;
 167 };
 168
 169 static INLINE struct nv40_context *
 170 nv40_context(struct pipe_context *pipe)
 171 {
 172         return (struct nv40_context *)pipe;
 173 }
 174
 175 struct nv40_state_entry {
 176         boolean (*validate)(struct nv40_context *nv40);
 177         struct {
 178                 unsigned pipe;
 179                 unsigned hw;
 180         } dirty;
 181 };
 182
 183 extern void nv40_init_state_functions(struct nv40_context *nv40);
 184 extern void nv40_init_surface_functions(struct nv40_context *nv40);
 185 extern void nv40_init_query_functions(struct nv40_context *nv40);
 186
 187 extern void nv40_screen_init_miptree_functions(struct pipe_screen *pscreen);
 188
 189 /* nv40_draw.c */
 190 extern struct draw_stage *nv40_draw_render_stage(struct nv40_context *nv40);
 191 extern void nv40_draw_elements_swtnl(struct pipe_context *pipe,
 192                                         struct pipe_buffer *idxbuf,
 193                                         unsigned ib_size, unsigned mode,
 194                                         unsigned start, unsigned count);
 195
 196 /* nv40_vertprog.c */
 197 extern void nv40_vertprog_destroy(struct nv40_context *,
 198                                   struct nv40_vertex_program *);
 199
 200 /* nv40_fragprog.c */
 201 extern void nv40_fragprog_destroy(struct nv40_context *,
 202                                   struct nv40_fragment_program *);
 203
 204 /* nv40_fragtex.c */
 205 extern void nv40_fragtex_bind(struct nv40_context *);
 206
 207 /* nv40_state.c and friends */
 208 extern boolean nv40_state_validate(struct nv40_context *nv40);
 209 extern boolean nv40_state_validate_swtnl(struct nv40_context *nv40);
 210 extern void nv40_state_emit(struct nv40_context *nv40);
 211 extern void nv40_state_flush_notify(struct nouveau_channel *chan);
 212 extern struct nv40_state_entry nv40_state_rasterizer;
 213 extern struct nv40_state_entry nv40_state_scissor;
 214 extern struct nv40_state_entry nv40_state_stipple;
 215 extern struct nv40_state_entry nv40_state_fragprog;
 216 extern struct nv40_state_entry nv40_state_vertprog;
 217 extern struct nv40_state_entry nv40_state_blend;
 218 extern struct nv40_state_entry nv40_state_blend_colour;
 219 extern struct nv40_state_entry nv40_state_zsa;
 220 extern struct nv40_state_entry nv40_state_viewport;
 221 extern struct nv40_state_entry nv40_state_framebuffer;
 222 extern struct nv40_state_entry nv40_state_fragtex;
 223 extern struct nv40_state_entry nv40_state_vbo;
 224 extern struct nv40_state_entry nv40_state_vtxfmt;
 225 extern struct nv40_state_entry nv40_state_sr;
 226
 227 /* nv40_vbo.c */
 228 extern void nv40_draw_arrays(struct pipe_context *, unsigned mode,
 229                                 unsigned start, unsigned count);
 230 extern void nv40_draw_elements(struct pipe_context *pipe,
 231                                   struct pipe_buffer *indexBuffer,
 232                                   unsigned indexSize,
 233                                   unsigned mode, unsigned start,
 234                                   unsigned count);
 235
 236 /* nv40_clear.c */
 237 extern void nv40_clear(struct pipe_context *pipe, unsigned buffers,
 238                        const float *rgba, double depth, unsigned stencil);
 239
 240 /* nv40_context.c */
 241 struct pipe_context *
 242 nv40_create(struct pipe_screen *pscreen, void *priv);
 243
 244 #endif