src/gallium/drivers/nvfx/nvfx_context.h

   1 #ifndef __NVFX_CONTEXT_H__
   2 #define __NVFX_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 #include "util/u_double_list.h"
  15
  16 #include "draw/draw_vertex.h"
  17 #include "util/u_blitter.h"
  18
  19 #include "nouveau/nouveau_winsys.h"
  20 #include "nouveau/nouveau_gldefs.h"
  21 #include "nouveau/nouveau_resource.h"
  22 #include "nv30-40_3d.xml.h"
  23 #include "nvfx_state.h"
  24
  25 #define NOUVEAU_ERR(fmt, args...) \
  26         fprintf(stderr, "%s:%d -  "fmt, __func__, __LINE__, ##args);
  27 #define NOUVEAU_MSG(fmt, args...) \
  28         fprintf(stderr, "nouveau: "fmt, ##args);
  29
  30 #include "nvfx_screen.h"
  31
  32 #define NVFX_NEW_BLEND          (1 <<  0)
  33 #define NVFX_NEW_RAST           (1 <<  1)
  34 #define NVFX_NEW_ZSA            (1 <<  2)
  35 #define NVFX_NEW_SAMPLER        (1 <<  3)
  36 #define NVFX_NEW_FB             (1 <<  4)
  37 #define NVFX_NEW_STIPPLE        (1 <<  5)
  38 #define NVFX_NEW_SCISSOR        (1 <<  6)
  39 #define NVFX_NEW_VIEWPORT       (1 <<  7)
  40 #define NVFX_NEW_BCOL           (1 <<  8)
  41 #define NVFX_NEW_VERTPROG       (1 <<  9)
  42 #define NVFX_NEW_FRAGPROG       (1 << 10)
  43 #define NVFX_NEW_ARRAYS         (1 << 11)
  44 #define NVFX_NEW_UCP            (1 << 12)
  45 #define NVFX_NEW_SR             (1 << 13)
  46 #define NVFX_NEW_VERTCONST      (1 << 14)
  47 #define NVFX_NEW_FRAGCONST      (1 << 15)
  48 #define NVFX_NEW_INDEX  (1 << 16)
  49 #define NVFX_NEW_SPRITE  (1 << 17)
  50
  51 #define NVFX_RELOCATE_FRAMEBUFFER (1 << 0)
  52 #define NVFX_RELOCATE_FRAGTEX (1 << 1)
  53 #define NVFX_RELOCATE_FRAGPROG (1 << 2)
  54 #define NVFX_RELOCATE_VTXBUF (1 << 3)
  55 #define NVFX_RELOCATE_IDXBUF (1 << 4)
  56 #define NVFX_RELOCATE_ALL 0x1f
  57
  58 struct nvfx_rasterizer_state {
  59         struct pipe_rasterizer_state pipe;
  60         unsigned sb_len;
  61         uint32_t sb[34];
  62 };
  63
  64 struct nvfx_zsa_state {
  65         struct pipe_depth_stencil_alpha_state pipe;
  66         unsigned sb_len;
  67         uint32_t sb[24];
  68 };
  69
  70 struct nvfx_blend_state {
  71         struct pipe_blend_state pipe;
  72         unsigned sb_len;
  73         uint32_t sb[13];
  74 };
  75
  76
  77 struct nvfx_state {
  78         unsigned scissor_enabled;
  79         unsigned fp_samplers;
  80         unsigned render_temps;
  81 };
  82
  83 struct nvfx_per_vertex_element {
  84         unsigned idx;
  85         unsigned vertex_buffer_index;
  86         unsigned src_offset;
  87 };
  88
  89 struct nvfx_low_frequency_element {
  90         unsigned idx;
  91         unsigned vertex_buffer_index;
  92         unsigned src_offset;
  93         void (*fetch_rgba_float)(float *dst, const uint8_t *src, unsigned i, unsigned j);
  94         unsigned ncomp;
  95 };
  96
  97 struct nvfx_per_instance_element {
  98         struct nvfx_low_frequency_element base;
  99         unsigned instance_divisor;
 100 };
 101
 102 struct nvfx_per_vertex_buffer_info
 103 {
 104         unsigned vertex_buffer_index;
 105         unsigned per_vertex_size;
 106 };
 107
 108 struct nvfx_vtxelt_state {
 109         struct pipe_vertex_element pipe[16];
 110         unsigned num_elements;
 111         unsigned vtxfmt[16];
 112
 113         unsigned num_per_vertex_buffer_infos;
 114         struct nvfx_per_vertex_buffer_info per_vertex_buffer_info[16];
 115
 116         unsigned num_per_vertex;
 117         struct nvfx_per_vertex_element per_vertex[16];
 118
 119         unsigned num_per_instance;
 120         struct nvfx_per_instance_element per_instance[16];
 121
 122         unsigned num_constant;
 123         struct nvfx_low_frequency_element constant[16];
 124
 125         boolean needs_translate;
 126         struct translate* translate;
 127
 128         unsigned vertex_length;
 129         unsigned max_vertices_per_packet;
 130 };
 131
 132 struct nvfx_render_target {
 133         struct nouveau_bo* bo;
 134         unsigned offset;
 135         unsigned pitch;
 136 };
 137
 138 struct nvfx_context {
 139         struct pipe_context pipe;
 140
 141         struct nouveau_winsys *nvws;
 142         struct nvfx_screen *screen;
 143
 144         unsigned is_nv4x; /* either 0 or ~0 */
 145         unsigned use_nv4x; /* either 0 or ~0 */
 146         boolean use_vp_clipping;
 147
 148         struct draw_context *draw;
 149         /* one is for user-requested operations, the other is for temporary copying inside them */
 150         struct blitter_context* blitter[2];
 151         unsigned blitters_in_use;
 152         struct list_head render_cache;
 153
 154         /* HW state derived from pipe states */
 155         struct nvfx_state state;
 156
 157         enum {
 158                 HW, SWTNL, SWRAST
 159         } render_mode;
 160         unsigned fallback_swtnl;
 161
 162         /* Context state */
 163         unsigned dirty, draw_dirty;
 164         struct pipe_scissor_state scissor;
 165         unsigned stipple[32];
 166         struct pipe_clip_state clip;
 167         struct nvfx_pipe_vertex_program *vertprog;
 168         struct nvfx_pipe_fragment_program *fragprog;
 169         struct pipe_resource *constbuf[PIPE_SHADER_TYPES];
 170         unsigned constbuf_nr[PIPE_SHADER_TYPES];
 171         struct nvfx_rasterizer_state *rasterizer;
 172         struct nvfx_zsa_state *zsa;
 173         struct nvfx_blend_state *blend;
 174         struct pipe_blend_color blend_colour;
 175         struct pipe_stencil_ref stencil_ref;
 176         struct pipe_viewport_state viewport;
 177         struct pipe_framebuffer_state framebuffer;
 178         struct pipe_index_buffer idxbuf;
 179         struct nvfx_sampler_state *tex_sampler[PIPE_MAX_SAMPLERS];
 180         struct pipe_sampler_view *fragment_sampler_views[PIPE_MAX_SAMPLERS];
 181         struct nvfx_pipe_fragment_program* dummy_fs;
 182         struct pipe_query* query;
 183
 184         unsigned nr_samplers;
 185         unsigned nr_textures;
 186         unsigned dirty_samplers;
 187         struct pipe_vertex_buffer vtxbuf[PIPE_MAX_ATTRIBS];
 188         unsigned vtxbuf_nr;
 189         struct nvfx_vtxelt_state *vtxelt;
 190         int base_vertex;
 191         boolean use_index_buffer;
 192         /* -1 = hardware input setup is outdated
 193          * 0 = hardware input setup is for inline vertices
 194          * 1 = hardware input setup is for hardware vertices
 195          */
 196         int use_vertex_buffers;
 197
 198         unsigned hw_vtxelt_nr;
 199         unsigned hw_samplers;
 200         uint32_t hw_txf[16];
 201         struct nvfx_render_target hw_rt[4];
 202         struct nvfx_render_target hw_zeta;
 203         int hw_pointsprite_control;
 204         int hw_vp_output;
 205         struct nvfx_fragment_program* hw_fragprog;
 206         struct nvfx_vertex_program* hw_vertprog;
 207
 208         unsigned relocs_needed;
 209 };
 210
 211 static INLINE struct nvfx_context *
 212 nvfx_context(struct pipe_context *pipe)
 213 {
 214         return (struct nvfx_context *)pipe;
 215 }
 216
 217 extern struct nvfx_state_entry nvfx_state_blend;
 218 extern struct nvfx_state_entry nvfx_state_blend_colour;
 219 extern struct nvfx_state_entry nvfx_state_fragprog;
 220 extern struct nvfx_state_entry nvfx_state_fragtex;
 221 extern struct nvfx_state_entry nvfx_state_framebuffer;
 222 extern struct nvfx_state_entry nvfx_state_rasterizer;
 223 extern struct nvfx_state_entry nvfx_state_scissor;
 224 extern struct nvfx_state_entry nvfx_state_sr;
 225 extern struct nvfx_state_entry nvfx_state_stipple;
 226 extern struct nvfx_state_entry nvfx_state_vbo;
 227 extern struct nvfx_state_entry nvfx_state_vertprog;
 228 extern struct nvfx_state_entry nvfx_state_viewport;
 229 extern struct nvfx_state_entry nvfx_state_vtxfmt;
 230 extern struct nvfx_state_entry nvfx_state_zsa;
 231
 232 extern void nvfx_init_query_functions(struct nvfx_context *nvfx);
 233 extern void nvfx_init_surface_functions(struct nvfx_context *nvfx);
 234
 235 /* nvfx_context.c */
 236 struct pipe_context *
 237 nvfx_create(struct pipe_screen *pscreen, void *priv);
 238
 239 /* nvfx_clear.c */
 240 extern void nvfx_clear(struct pipe_context *pipe, unsigned buffers,
 241                        const float *rgba, double depth, unsigned stencil);
 242
 243 /* nvfx_draw.c */
 244 extern struct draw_stage *nvfx_draw_render_stage(struct nvfx_context *nvfx);
 245 extern void nvfx_draw_vbo_swtnl(struct pipe_context *pipe, const struct pipe_draw_info* info);
 246 extern void nvfx_vtxfmt_validate(struct nvfx_context *nvfx);
 247
 248 /* nvfx_fb.c */
 249 extern int nvfx_framebuffer_prepare(struct nvfx_context *nvfx);
 250 extern void nvfx_framebuffer_validate(struct nvfx_context *nvfx, unsigned prepare_result);
 251 void
 252 nvfx_framebuffer_relocate(struct nvfx_context *nvfx);
 253
 254 /* nvfx_fragprog.c */
 255 extern void nvfx_fragprog_destroy(struct nvfx_context *,
 256                                     struct nvfx_fragment_program *);
 257 extern void nvfx_fragprog_validate(struct nvfx_context *nvfx);
 258 extern void nvfx_fragprog_relocate(struct nvfx_context *nvfx);
 259 extern void nvfx_init_fragprog_functions(struct nvfx_context *nvfx);
 260
 261 /* nvfx_fragtex.c */
 262 extern void nvfx_init_sampling_functions(struct nvfx_context *nvfx);
 263 extern void nvfx_fragtex_validate(struct nvfx_context *nvfx);
 264 extern void nvfx_fragtex_relocate(struct nvfx_context *nvfx);
 265
 266 struct nvfx_sampler_view;
 267
 268 /* nv30_fragtex.c */
 269 extern void
 270 nv30_sampler_state_init(struct pipe_context *pipe,
 271                           struct nvfx_sampler_state *ps,
 272                           const struct pipe_sampler_state *cso);
 273 extern void
 274 nv30_sampler_view_init(struct pipe_context *pipe,
 275                           struct nvfx_sampler_view *sv);
 276 extern void nv30_fragtex_set(struct nvfx_context *nvfx, int unit);
 277
 278 /* nv40_fragtex.c */
 279 extern void
 280 nv40_sampler_state_init(struct pipe_context *pipe,
 281                           struct nvfx_sampler_state *ps,
 282                           const struct pipe_sampler_state *cso);
 283 extern void
 284 nv40_sampler_view_init(struct pipe_context *pipe,
 285                           struct nvfx_sampler_view *sv);
 286 extern void nv40_fragtex_set(struct nvfx_context *nvfx, int unit);
 287
 288 /* nvfx_state.c */
 289 extern void nvfx_init_state_functions(struct nvfx_context *nvfx);
 290 extern void nvfx_state_scissor_validate(struct nvfx_context *nvfx);
 291 extern void nvfx_state_stipple_validate(struct nvfx_context *nvfx);
 292 extern void nvfx_state_blend_validate(struct nvfx_context *nvfx);
 293 extern void nvfx_state_blend_colour_validate(struct nvfx_context *nvfx);
 294 extern void nvfx_state_viewport_validate(struct nvfx_context *nvfx);
 295 extern void nvfx_state_rasterizer_validate(struct nvfx_context *nvfx);
 296 extern void nvfx_state_sr_validate(struct nvfx_context *nvfx);
 297 extern void nvfx_state_zsa_validate(struct nvfx_context *nvfx);
 298
 299 /* nvfx_state_emit.c */
 300 extern void nvfx_state_relocate(struct nvfx_context *nvfx, unsigned relocs);
 301 extern boolean nvfx_state_validate(struct nvfx_context *nvfx);
 302 extern boolean nvfx_state_validate_swtnl(struct nvfx_context *nvfx);
 303
 304 static inline void
 305 nvfx_state_emit(struct nvfx_context *nvfx)
 306 {
 307         unsigned relocs = NVFX_RELOCATE_FRAMEBUFFER | NVFX_RELOCATE_FRAGTEX | NVFX_RELOCATE_FRAGPROG;
 308         if (nvfx->render_mode == HW)
 309         {
 310                 relocs |= NVFX_RELOCATE_VTXBUF;
 311                 if(nvfx->use_index_buffer)
 312                         relocs |= NVFX_RELOCATE_IDXBUF;
 313         }
 314
 315         relocs &= nvfx->relocs_needed;
 316         if(relocs)
 317                 nvfx_state_relocate(nvfx, relocs);
 318 }
 319
 320 /* nvfx_transfer.c */
 321 extern void nvfx_init_transfer_functions(struct pipe_context *pipe);
 322
 323 /* nvfx_vbo.c */
 324 extern boolean nvfx_vbo_validate(struct nvfx_context *nvfx);
 325 extern void nvfx_vbo_swtnl_validate(struct nvfx_context *nvfx);
 326 extern void nvfx_vbo_relocate(struct nvfx_context *nvfx);
 327 extern void nvfx_idxbuf_validate(struct nvfx_context* nvfx);
 328 extern void nvfx_idxbuf_relocate(struct nvfx_context* nvfx);
 329 extern void nvfx_draw_vbo(struct pipe_context *pipe,
 330                           const struct pipe_draw_info *info);
 331 extern void nvfx_init_vbo_functions(struct nvfx_context *nvfx);
 332 extern unsigned nvfx_vertex_formats[];
 333
 334 /* nvfx_vertprog.c */
 335 extern boolean nvfx_vertprog_validate(struct nvfx_context *nvfx);
 336 extern void nvfx_vertprog_destroy(struct nvfx_context *,
 337                                   struct nvfx_vertex_program *);
 338 extern void nvfx_init_vertprog_functions(struct nvfx_context *nvfx);
 339
 340 /* nvfx_push.c */
 341 extern void nvfx_push_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info);
 342
 343 static inline void nvfx_emit_vtx_attr(struct nouveau_channel* chan,
 344                 struct nouveau_grobj *eng3d, unsigned attrib, const float* v,
 345                 unsigned ncomp)
 346 {
 347         switch (ncomp) {
 348         case 4:
 349                 BEGIN_RING(chan, eng3d, NV30_3D_VTX_ATTR_4F_X(attrib), 4);
 350                 OUT_RING(chan, fui(v[0]));
 351                 OUT_RING(chan, fui(v[1]));
 352                 OUT_RING(chan,  fui(v[2]));
 353                 OUT_RING(chan,  fui(v[3]));
 354                 break;
 355         case 3:
 356                 BEGIN_RING(chan, eng3d, NV30_3D_VTX_ATTR_3F_X(attrib), 3);
 357                 OUT_RING(chan,  fui(v[0]));
 358                 OUT_RING(chan,  fui(v[1]));
 359                 OUT_RING(chan,  fui(v[2]));
 360                 break;
 361         case 2:
 362                 BEGIN_RING(chan, eng3d, NV30_3D_VTX_ATTR_2F_X(attrib), 2);
 363                 OUT_RING(chan,  fui(v[0]));
 364                 OUT_RING(chan,  fui(v[1]));
 365                 break;
 366         case 1:
 367                 BEGIN_RING(chan, eng3d, NV30_3D_VTX_ATTR_1F(attrib), 1);
 368                 OUT_RING(chan,  fui(v[0]));
 369                 break;
 370         }
 371 }
 372
 373 #endif