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
  22 #include "nvfx_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 #include "nvfx_screen.h"
  30
  31 #define NVFX_NEW_BLEND          (1 <<  0)
  32 #define NVFX_NEW_RAST           (1 <<  1)
  33 #define NVFX_NEW_ZSA            (1 <<  2)
  34 #define NVFX_NEW_SAMPLER        (1 <<  3)
  35 #define NVFX_NEW_FB             (1 <<  4)
  36 #define NVFX_NEW_STIPPLE        (1 <<  5)
  37 #define NVFX_NEW_SCISSOR        (1 <<  6)
  38 #define NVFX_NEW_VIEWPORT       (1 <<  7)
  39 #define NVFX_NEW_BCOL           (1 <<  8)
  40 #define NVFX_NEW_VERTPROG       (1 <<  9)
  41 #define NVFX_NEW_FRAGPROG       (1 << 10)
  42 #define NVFX_NEW_ARRAYS         (1 << 11)
  43 #define NVFX_NEW_UCP            (1 << 12)
  44 #define NVFX_NEW_SR             (1 << 13)
  45 #define NVFX_NEW_VERTCONST      (1 << 14)
  46 #define NVFX_NEW_FRAGCONST      (1 << 15)
  47 #define NVFX_NEW_INDEX  (1 << 16)
  48 #define NVFX_NEW_SPRITE  (1 << 17)
  49
  50 #define NVFX_RELOCATE_FRAMEBUFFER (1 << 0)
  51 #define NVFX_RELOCATE_FRAGTEX (1 << 1)
  52 #define NVFX_RELOCATE_FRAGPROG (1 << 2)
  53 #define NVFX_RELOCATE_VTXBUF (1 << 3)
  54 #define NVFX_RELOCATE_IDXBUF (1 << 4)
  55 #define NVFX_RELOCATE_ALL 0x1f
  56
  57 struct nvfx_rasterizer_state {
  58         struct pipe_rasterizer_state pipe;
  59         unsigned sb_len;
  60         uint32_t sb[34];
  61 };
  62
  63 struct nvfx_zsa_state {
  64         struct pipe_depth_stencil_alpha_state pipe;
  65         unsigned sb_len;
  66         uint32_t sb[24];
  67 };
  68
  69 struct nvfx_blend_state {
  70         struct pipe_blend_state pipe;
  71         unsigned sb_len;
  72         uint32_t sb[13];
  73 };
  74
  75
  76 struct nvfx_state {
  77         unsigned scissor_enabled;
  78         unsigned fp_samplers;
  79         unsigned render_temps;
  80 };
  81
  82 struct nvfx_per_vertex_element {
  83         unsigned idx;
  84         unsigned vertex_buffer_index;
  85         unsigned src_offset;
  86 };
  87
  88 struct nvfx_low_frequency_element {
  89         unsigned idx;
  90         unsigned vertex_buffer_index;
  91         unsigned src_offset;
  92         void (*fetch_rgba_float)(float *dst, const uint8_t *src, unsigned i, unsigned j);
  93         unsigned ncomp;
  94 };
  95
  96 struct nvfx_per_instance_element {
  97         struct nvfx_low_frequency_element base;
  98         unsigned instance_divisor;
  99 };
 100
 101 struct nvfx_per_vertex_buffer_info
 102 {
 103         unsigned vertex_buffer_index;
 104         unsigned per_vertex_size;
 105 };
 106
 107 struct nvfx_vtxelt_state {
 108         struct pipe_vertex_element pipe[16];
 109         unsigned num_elements;
 110         unsigned vtxfmt[16];
 111
 112         unsigned num_per_vertex_buffer_infos;
 113         struct nvfx_per_vertex_buffer_info per_vertex_buffer_info[16];
 114
 115         unsigned num_per_vertex;
 116         struct nvfx_per_vertex_element per_vertex[16];
 117
 118         unsigned num_per_instance;
 119         struct nvfx_per_instance_element per_instance[16];
 120
 121         unsigned num_constant;
 122         struct nvfx_low_frequency_element constant[16];
 123
 124         boolean needs_translate;
 125         struct translate* translate;
 126
 127         unsigned vertex_length;
 128         unsigned max_vertices_per_packet;
 129 };
 130
 131 struct nvfx_render_target {
 132         struct nouveau_bo* bo;
 133         unsigned offset;
 134         unsigned pitch;
 135 };
 136
 137 struct nvfx_context {
 138         struct pipe_context pipe;
 139
 140         struct nouveau_winsys *nvws;
 141         struct nvfx_screen *screen;
 142
 143         unsigned is_nv4x; /* either 0 or ~0 */
 144         boolean use_vp_clipping;
 145
 146         struct draw_context *draw;
 147         struct blitter_context* blitter;
 148         struct list_head render_cache;
 149
 150         /* HW state derived from pipe states */
 151         struct nvfx_state state;
 152         struct {
 153                 struct nvfx_vertex_program *vertprog;
 154
 155                 unsigned nr_attribs;
 156                 unsigned hw[PIPE_MAX_SHADER_INPUTS];
 157                 unsigned draw[PIPE_MAX_SHADER_INPUTS];
 158                 unsigned emit[PIPE_MAX_SHADER_INPUTS];
 159         } swtnl;
 160
 161         enum {
 162                 HW, SWTNL, SWRAST
 163         } render_mode;
 164         unsigned fallback_swtnl;
 165
 166         /* Context state */
 167         unsigned dirty, draw_dirty;
 168         struct pipe_scissor_state scissor;
 169         unsigned stipple[32];
 170         struct pipe_clip_state clip;
 171         struct nvfx_vertex_program *vertprog;
 172         struct nvfx_pipe_fragment_program *fragprog;
 173         struct pipe_resource *constbuf[PIPE_SHADER_TYPES];
 174         unsigned constbuf_nr[PIPE_SHADER_TYPES];
 175         struct nvfx_rasterizer_state *rasterizer;
 176         struct nvfx_zsa_state *zsa;
 177         struct nvfx_blend_state *blend;
 178         struct pipe_blend_color blend_colour;
 179         struct pipe_stencil_ref stencil_ref;
 180         struct pipe_viewport_state viewport;
 181         struct pipe_framebuffer_state framebuffer;
 182         struct pipe_index_buffer idxbuf;
 183         struct nvfx_sampler_state *tex_sampler[PIPE_MAX_SAMPLERS];
 184         struct pipe_sampler_view *fragment_sampler_views[PIPE_MAX_SAMPLERS];
 185         struct nvfx_pipe_fragment_program* dummy_fs;
 186
 187         unsigned nr_samplers;
 188         unsigned nr_textures;
 189         unsigned dirty_samplers;
 190         struct pipe_vertex_buffer vtxbuf[PIPE_MAX_ATTRIBS];
 191         unsigned vtxbuf_nr;
 192         struct nvfx_vtxelt_state *vtxelt;
 193         int base_vertex;
 194         boolean use_index_buffer;
 195         /* -1 = hardware input setup is outdated
 196          * 0 = hardware input setup is for inline vertices
 197          * 1 = hardware input setup is for hardware vertices
 198          */
 199         int use_vertex_buffers;
 200
 201         unsigned hw_vtxelt_nr;
 202         uint8_t hw_samplers;
 203         uint32_t hw_txf[8];
 204         struct nvfx_render_target hw_rt[4];
 205         struct nvfx_render_target hw_zeta;
 206         int hw_pointsprite_control;
 207         int hw_vp_output;
 208         struct nvfx_fragment_program* hw_fragprog;
 209
 210         unsigned relocs_needed;
 211 };
 212
 213 static INLINE struct nvfx_context *
 214 nvfx_context(struct pipe_context *pipe)
 215 {
 216         return (struct nvfx_context *)pipe;
 217 }
 218
 219 extern struct nvfx_state_entry nvfx_state_blend;
 220 extern struct nvfx_state_entry nvfx_state_blend_colour;
 221 extern struct nvfx_state_entry nvfx_state_fragprog;
 222 extern struct nvfx_state_entry nvfx_state_fragtex;
 223 extern struct nvfx_state_entry nvfx_state_framebuffer;
 224 extern struct nvfx_state_entry nvfx_state_rasterizer;
 225 extern struct nvfx_state_entry nvfx_state_scissor;
 226 extern struct nvfx_state_entry nvfx_state_sr;
 227 extern struct nvfx_state_entry nvfx_state_stipple;
 228 extern struct nvfx_state_entry nvfx_state_vbo;
 229 extern struct nvfx_state_entry nvfx_state_vertprog;
 230 extern struct nvfx_state_entry nvfx_state_viewport;
 231 extern struct nvfx_state_entry nvfx_state_vtxfmt;
 232 extern struct nvfx_state_entry nvfx_state_zsa;
 233
 234 extern void nvfx_init_query_functions(struct nvfx_context *nvfx);
 235 extern void nvfx_init_surface_functions(struct nvfx_context *nvfx);
 236
 237 /* nvfx_context.c */
 238 struct pipe_context *
 239 nvfx_create(struct pipe_screen *pscreen, void *priv);
 240
 241 /* nvfx_clear.c */
 242 extern void nvfx_clear(struct pipe_context *pipe, unsigned buffers,
 243                        const float *rgba, double depth, unsigned stencil);
 244
 245 /* nvfx_draw.c */
 246 extern struct draw_stage *nvfx_draw_render_stage(struct nvfx_context *nvfx);
 247 extern void nvfx_draw_vbo_swtnl(struct pipe_context *pipe, const struct pipe_draw_info* info);
 248 extern void nvfx_vtxfmt_validate(struct nvfx_context *nvfx);
 249
 250 /* nvfx_fb.c */
 251 extern int nvfx_framebuffer_prepare(struct nvfx_context *nvfx);
 252 extern void nvfx_framebuffer_validate(struct nvfx_context *nvfx, unsigned prepare_result);
 253 void
 254 nvfx_framebuffer_relocate(struct nvfx_context *nvfx);
 255
 256 /* nvfx_fragprog.c */
 257 extern void nvfx_fragprog_destroy(struct nvfx_context *,
 258                                     struct nvfx_fragment_program *);
 259 extern void nvfx_fragprog_validate(struct nvfx_context *nvfx);
 260 extern void nvfx_fragprog_relocate(struct nvfx_context *nvfx);
 261 extern void nvfx_init_fragprog_functions(struct nvfx_context *nvfx);
 262
 263 /* nvfx_fragtex.c */
 264 extern void nvfx_init_sampling_functions(struct nvfx_context *nvfx);
 265 extern void nvfx_fragtex_validate(struct nvfx_context *nvfx);
 266 extern void nvfx_fragtex_relocate(struct nvfx_context *nvfx);
 267
 268 struct nvfx_sampler_view;
 269
 270 /* nv30_fragtex.c */
 271 extern void
 272 nv30_sampler_state_init(struct pipe_context *pipe,
 273                           struct nvfx_sampler_state *ps,
 274                           const struct pipe_sampler_state *cso);
 275 extern void
 276 nv30_sampler_view_init(struct pipe_context *pipe,
 277                           struct nvfx_sampler_view *sv);
 278 extern void nv30_fragtex_set(struct nvfx_context *nvfx, int unit);
 279
 280 /* nv40_fragtex.c */
 281 extern void
 282 nv40_sampler_state_init(struct pipe_context *pipe,
 283                           struct nvfx_sampler_state *ps,
 284                           const struct pipe_sampler_state *cso);
 285 extern void
 286 nv40_sampler_view_init(struct pipe_context *pipe,
 287                           struct nvfx_sampler_view *sv);
 288 extern void nv40_fragtex_set(struct nvfx_context *nvfx, int unit);
 289
 290 /* nvfx_state.c */
 291 extern void nvfx_init_state_functions(struct nvfx_context *nvfx);
 292 extern void nvfx_state_scissor_validate(struct nvfx_context *nvfx);
 293 extern void nvfx_state_stipple_validate(struct nvfx_context *nvfx);
 294 extern void nvfx_state_blend_validate(struct nvfx_context *nvfx);
 295 extern void nvfx_state_blend_colour_validate(struct nvfx_context *nvfx);
 296 extern void nvfx_state_viewport_validate(struct nvfx_context *nvfx);
 297 extern void nvfx_state_rasterizer_validate(struct nvfx_context *nvfx);
 298 extern void nvfx_state_sr_validate(struct nvfx_context *nvfx);
 299 extern void nvfx_state_zsa_validate(struct nvfx_context *nvfx);
 300
 301 /* nvfx_state_emit.c */
 302 extern void nvfx_state_relocate(struct nvfx_context *nvfx, unsigned relocs);
 303 extern boolean nvfx_state_validate(struct nvfx_context *nvfx);
 304 extern boolean nvfx_state_validate_swtnl(struct nvfx_context *nvfx);
 305
 306 static inline void
 307 nvfx_state_emit(struct nvfx_context *nvfx)
 308 {
 309         unsigned relocs = NVFX_RELOCATE_FRAMEBUFFER | NVFX_RELOCATE_FRAGTEX | NVFX_RELOCATE_FRAGPROG;
 310         if (nvfx->render_mode == HW)
 311         {
 312                 relocs |= NVFX_RELOCATE_VTXBUF;
 313                 if(nvfx->use_index_buffer)
 314                         relocs |= NVFX_RELOCATE_IDXBUF;
 315         }
 316
 317         relocs &= nvfx->relocs_needed;
 318         if(relocs)
 319                 nvfx_state_relocate(nvfx, relocs);
 320 }
 321
 322 /* nvfx_transfer.c */
 323 extern void nvfx_init_transfer_functions(struct pipe_context *pipe);
 324
 325 /* nvfx_vbo.c */
 326 extern boolean nvfx_vbo_validate(struct nvfx_context *nvfx);
 327 extern void nvfx_vbo_relocate(struct nvfx_context *nvfx);
 328 extern void nvfx_idxbuf_validate(struct nvfx_context* nvfx);
 329 extern void nvfx_idxbuf_relocate(struct nvfx_context* nvfx);
 330 extern void nvfx_draw_vbo(struct pipe_context *pipe,
 331                           const struct pipe_draw_info *info);
 332 extern void nvfx_init_vbo_functions(struct nvfx_context *nvfx);
 333 extern unsigned nvfx_vertex_formats[];
 334
 335 /* nvfx_vertprog.c */
 336 extern boolean nvfx_vertprog_validate(struct nvfx_context *nvfx);
 337 extern void nvfx_vertprog_destroy(struct nvfx_context *,
 338                                   struct nvfx_vertex_program *);
 339 extern void nvfx_init_vertprog_functions(struct nvfx_context *nvfx);
 340
 341 /* nvfx_push.c */
 342 extern void nvfx_push_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info);
 343
 344 /* must WAIT_RING(chan, ncomp + 1) or equivalent beforehand! */
 345 static inline void nvfx_emit_vtx_attr(struct nouveau_channel* chan, unsigned attrib, const float* v, unsigned ncomp)
 346 {
 347         switch (ncomp) {
 348         case 4:
 349                 OUT_RING(chan, RING_3D(NV34TCL_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                 OUT_RING(chan, RING_3D(NV34TCL_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                 OUT_RING(chan, RING_3D(NV34TCL_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                 OUT_RING(chan, RING_3D(NV34TCL_VTX_ATTR_1F(attrib), 1));
 368                 OUT_RING(chan,  fui(v[0]));
 369                 break;
 370         }
 371 }
 372
 373 #endif