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 struct nvfx_rasterizer_state {
  51         struct pipe_rasterizer_state pipe;
  52         unsigned sb_len;
  53         uint32_t sb[32];
  54 };
  55
  56 struct nvfx_zsa_state {
  57         struct pipe_depth_stencil_alpha_state pipe;
  58         unsigned sb_len;
  59         uint32_t sb[26];
  60 };
  61
  62 struct nvfx_blend_state {
  63         struct pipe_blend_state pipe;
  64         unsigned sb_len;
  65         uint32_t sb[13];
  66 };
  67
  68
  69 struct nvfx_state {
  70         unsigned scissor_enabled;
  71         unsigned stipple_enabled;
  72         unsigned fp_samplers;
  73         unsigned render_temps;
  74 };
  75
  76 struct nvfx_per_vertex_element {
  77         unsigned idx;
  78         unsigned vertex_buffer_index;
  79         unsigned src_offset;
  80 };
  81
  82 struct nvfx_low_frequency_element {
  83         unsigned idx;
  84         unsigned vertex_buffer_index;
  85         unsigned src_offset;
  86         void (*fetch_rgba_float)(float *dst, const uint8_t *src, unsigned i, unsigned j);
  87         unsigned ncomp;
  88 };
  89
  90 struct nvfx_per_instance_element {
  91         struct nvfx_low_frequency_element base;
  92         unsigned instance_divisor;
  93 };
  94
  95 struct nvfx_per_vertex_buffer_info
  96 {
  97         unsigned vertex_buffer_index;
  98         unsigned per_vertex_size;
  99 };
 100
 101 struct nvfx_vtxelt_state {
 102         struct pipe_vertex_element pipe[16];
 103         unsigned num_elements;
 104         unsigned vtxfmt[16];
 105
 106         unsigned num_per_vertex_buffer_infos;
 107         struct nvfx_per_vertex_buffer_info per_vertex_buffer_info[16];
 108
 109         unsigned num_per_vertex;
 110         struct nvfx_per_vertex_element per_vertex[16];
 111
 112         unsigned num_per_instance;
 113         struct nvfx_per_instance_element per_instance[16];
 114
 115         unsigned num_constant;
 116         struct nvfx_low_frequency_element constant[16];
 117
 118         boolean needs_translate;
 119         struct translate* translate;
 120
 121         unsigned vertex_length;
 122         unsigned max_vertices_per_packet;
 123 };
 124
 125 struct nvfx_render_target {
 126         struct nouveau_bo* bo;
 127         unsigned offset;
 128         unsigned pitch;
 129 };
 130
 131 struct nvfx_context {
 132         struct pipe_context pipe;
 133
 134         struct nouveau_winsys *nvws;
 135         struct nvfx_screen *screen;
 136
 137         unsigned is_nv4x; /* either 0 or ~0 */
 138
 139         struct draw_context *draw;
 140         struct blitter_context* blitter;
 141         struct list_head render_cache;
 142
 143         /* HW state derived from pipe states */
 144         struct nvfx_state state;
 145         struct {
 146                 struct nvfx_vertex_program *vertprog;
 147
 148                 unsigned nr_attribs;
 149                 unsigned hw[PIPE_MAX_SHADER_INPUTS];
 150                 unsigned draw[PIPE_MAX_SHADER_INPUTS];
 151                 unsigned emit[PIPE_MAX_SHADER_INPUTS];
 152         } swtnl;
 153
 154         enum {
 155                 HW, SWTNL, SWRAST
 156         } render_mode;
 157         unsigned fallback_swtnl;
 158
 159         /* Context state */
 160         unsigned dirty, draw_dirty;
 161         struct pipe_scissor_state scissor;
 162         unsigned stipple[32];
 163         struct pipe_clip_state clip;
 164         struct nvfx_vertex_program *vertprog;
 165         struct nvfx_fragment_program *fragprog;
 166         struct pipe_resource *constbuf[PIPE_SHADER_TYPES];
 167         unsigned constbuf_nr[PIPE_SHADER_TYPES];
 168         struct nvfx_rasterizer_state *rasterizer;
 169         struct nvfx_zsa_state *zsa;
 170         struct nvfx_blend_state *blend;
 171         struct pipe_blend_color blend_colour;
 172         struct pipe_stencil_ref stencil_ref;
 173         struct pipe_viewport_state viewport;
 174         struct pipe_framebuffer_state framebuffer;
 175         struct pipe_index_buffer idxbuf;
 176         struct nvfx_sampler_state *tex_sampler[PIPE_MAX_SAMPLERS];
 177         struct pipe_sampler_view *fragment_sampler_views[PIPE_MAX_SAMPLERS];
 178         unsigned nr_samplers;
 179         unsigned nr_textures;
 180         unsigned dirty_samplers;
 181         struct pipe_vertex_buffer vtxbuf[PIPE_MAX_ATTRIBS];
 182         unsigned vtxbuf_nr;
 183         struct nvfx_vtxelt_state *vtxelt;
 184         int base_vertex;
 185         boolean use_index_buffer;
 186         /* -1 = hardware input setup is outdated
 187          * 0 = hardware input setup is for inline vertices
 188          * 1 = hardware input setup is for hardware vertices
 189          */
 190         int use_vertex_buffers;
 191
 192         unsigned hw_vtxelt_nr;
 193         uint8_t hw_samplers;
 194         uint32_t hw_txf[8];
 195         struct nvfx_render_target hw_rt[4];
 196         struct nvfx_render_target hw_zeta;
 197 };
 198
 199 static INLINE struct nvfx_context *
 200 nvfx_context(struct pipe_context *pipe)
 201 {
 202         return (struct nvfx_context *)pipe;
 203 }
 204
 205 extern struct nvfx_state_entry nvfx_state_blend;
 206 extern struct nvfx_state_entry nvfx_state_blend_colour;
 207 extern struct nvfx_state_entry nvfx_state_fragprog;
 208 extern struct nvfx_state_entry nvfx_state_fragtex;
 209 extern struct nvfx_state_entry nvfx_state_framebuffer;
 210 extern struct nvfx_state_entry nvfx_state_rasterizer;
 211 extern struct nvfx_state_entry nvfx_state_scissor;
 212 extern struct nvfx_state_entry nvfx_state_sr;
 213 extern struct nvfx_state_entry nvfx_state_stipple;
 214 extern struct nvfx_state_entry nvfx_state_vbo;
 215 extern struct nvfx_state_entry nvfx_state_vertprog;
 216 extern struct nvfx_state_entry nvfx_state_viewport;
 217 extern struct nvfx_state_entry nvfx_state_vtxfmt;
 218 extern struct nvfx_state_entry nvfx_state_zsa;
 219
 220 extern void nvfx_init_query_functions(struct nvfx_context *nvfx);
 221 extern void nvfx_init_surface_functions(struct nvfx_context *nvfx);
 222
 223 /* nvfx_context.c */
 224 struct pipe_context *
 225 nvfx_create(struct pipe_screen *pscreen, void *priv);
 226
 227 /* nvfx_clear.c */
 228 extern void nvfx_clear(struct pipe_context *pipe, unsigned buffers,
 229                        const float *rgba, double depth, unsigned stencil);
 230
 231 /* nvfx_draw.c */
 232 extern struct draw_stage *nvfx_draw_render_stage(struct nvfx_context *nvfx);
 233 extern void nvfx_draw_vbo_swtnl(struct pipe_context *pipe, const struct pipe_draw_info* info);
 234 extern void nvfx_vtxfmt_validate(struct nvfx_context *nvfx);
 235
 236 /* nvfx_fb.c */
 237 extern int nvfx_framebuffer_prepare(struct nvfx_context *nvfx);
 238 extern void nvfx_framebuffer_validate(struct nvfx_context *nvfx, unsigned prepare_result);
 239 void
 240 nvfx_framebuffer_relocate(struct nvfx_context *nvfx);
 241
 242 /* nvfx_fragprog.c */
 243 extern void nvfx_fragprog_destroy(struct nvfx_context *,
 244                                     struct nvfx_fragment_program *);
 245 extern void nvfx_fragprog_validate(struct nvfx_context *nvfx);
 246 extern void
 247 nvfx_fragprog_relocate(struct nvfx_context *nvfx);
 248
 249 /* nvfx_fragtex.c */
 250 extern void nvfx_init_sampling_functions(struct nvfx_context *nvfx);
 251 extern void nvfx_fragtex_validate(struct nvfx_context *nvfx);
 252 extern void nvfx_fragtex_relocate(struct nvfx_context *nvfx);
 253
 254 struct nvfx_sampler_view;
 255
 256 /* nv30_fragtex.c */
 257 extern void
 258 nv30_sampler_state_init(struct pipe_context *pipe,
 259                           struct nvfx_sampler_state *ps,
 260                           const struct pipe_sampler_state *cso);
 261 extern void
 262 nv30_sampler_view_init(struct pipe_context *pipe,
 263                           struct nvfx_sampler_view *sv);
 264 extern void nv30_fragtex_set(struct nvfx_context *nvfx, int unit);
 265
 266 /* nv40_fragtex.c */
 267 extern void
 268 nv40_sampler_state_init(struct pipe_context *pipe,
 269                           struct nvfx_sampler_state *ps,
 270                           const struct pipe_sampler_state *cso);
 271 extern void
 272 nv40_sampler_view_init(struct pipe_context *pipe,
 273                           struct nvfx_sampler_view *sv);
 274 extern void nv40_fragtex_set(struct nvfx_context *nvfx, int unit);
 275
 276 /* nvfx_state.c */
 277 extern void nvfx_init_state_functions(struct nvfx_context *nvfx);
 278 extern void nvfx_state_scissor_validate(struct nvfx_context *nvfx);
 279 extern void nvfx_state_stipple_validate(struct nvfx_context *nvfx);
 280 extern void nvfx_state_blend_validate(struct nvfx_context *nvfx);
 281 extern void nvfx_state_blend_colour_validate(struct nvfx_context *nvfx);
 282 extern void nvfx_state_viewport_validate(struct nvfx_context *nvfx);
 283 extern void nvfx_state_rasterizer_validate(struct nvfx_context *nvfx);
 284 extern void nvfx_state_sr_validate(struct nvfx_context *nvfx);
 285 extern void nvfx_state_zsa_validate(struct nvfx_context *nvfx);
 286
 287 /* nvfx_state_emit.c */
 288 extern void nvfx_state_relocate(struct nvfx_context *nvfx);
 289 extern boolean nvfx_state_validate(struct nvfx_context *nvfx);
 290 extern boolean nvfx_state_validate_swtnl(struct nvfx_context *nvfx);
 291 extern void nvfx_state_emit(struct nvfx_context *nvfx);
 292
 293 /* nvfx_transfer.c */
 294 extern void nvfx_init_transfer_functions(struct pipe_context *pipe);
 295
 296 /* nvfx_vbo.c */
 297 extern boolean nvfx_vbo_validate(struct nvfx_context *nvfx);
 298 extern void nvfx_vbo_relocate(struct nvfx_context *nvfx);
 299 extern void nvfx_idxbuf_validate(struct nvfx_context* nvfx);
 300 extern void nvfx_idxbuf_relocate(struct nvfx_context* nvfx);
 301 extern void nvfx_draw_vbo(struct pipe_context *pipe,
 302                           const struct pipe_draw_info *info);
 303 extern void nvfx_init_vbo_functions(struct nvfx_context *nvfx);
 304 extern unsigned nvfx_vertex_formats[];
 305
 306 /* nvfx_vertprog.c */
 307 extern boolean nvfx_vertprog_validate(struct nvfx_context *nvfx);
 308 extern void nvfx_vertprog_destroy(struct nvfx_context *,
 309                                   struct nvfx_vertex_program *);
 310
 311 /* nvfx_push.c */
 312 extern void nvfx_push_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info);
 313
 314 /* must WAIT_RING(chan, ncomp + 1) or equivalent beforehand! */
 315 static inline void nvfx_emit_vtx_attr(struct nouveau_channel* chan, unsigned attrib, float* v, unsigned ncomp)
 316 {
 317         switch (ncomp) {
 318         case 4:
 319                 OUT_RING(chan, RING_3D(NV34TCL_VTX_ATTR_4F_X(attrib), 4));
 320                 OUT_RING(chan, fui(v[0]));
 321                 OUT_RING(chan, fui(v[1]));
 322                 OUT_RING(chan,  fui(v[2]));
 323                 OUT_RING(chan,  fui(v[3]));
 324                 break;
 325         case 3:
 326                 OUT_RING(chan, RING_3D(NV34TCL_VTX_ATTR_3F_X(attrib), 3));
 327                 OUT_RING(chan,  fui(v[0]));
 328                 OUT_RING(chan,  fui(v[1]));
 329                 OUT_RING(chan,  fui(v[2]));
 330                 break;
 331         case 2:
 332                 OUT_RING(chan, RING_3D(NV34TCL_VTX_ATTR_2F_X(attrib), 2));
 333                 OUT_RING(chan,  fui(v[0]));
 334                 OUT_RING(chan,  fui(v[1]));
 335                 break;
 336         case 1:
 337                 OUT_RING(chan, RING_3D(NV34TCL_VTX_ATTR_1F(attrib), 1));
 338                 OUT_RING(chan,  fui(v[0]));
 339                 break;
 340         }
 341 }
 342
 343 #endif