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[34];
  54 };
  55
  56 struct nvfx_zsa_state {
  57         struct pipe_depth_stencil_alpha_state pipe;
  58         unsigned sb_len;
  59         uint32_t sb[24];
  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 fp_samplers;
  72         unsigned render_temps;
  73 };
  74
  75 struct nvfx_per_vertex_element {
  76         unsigned idx;
  77         unsigned vertex_buffer_index;
  78         unsigned src_offset;
  79 };
  80
  81 struct nvfx_low_frequency_element {
  82         unsigned idx;
  83         unsigned vertex_buffer_index;
  84         unsigned src_offset;
  85         void (*fetch_rgba_float)(float *dst, const uint8_t *src, unsigned i, unsigned j);
  86         unsigned ncomp;
  87 };
  88
  89 struct nvfx_per_instance_element {
  90         struct nvfx_low_frequency_element base;
  91         unsigned instance_divisor;
  92 };
  93
  94 struct nvfx_per_vertex_buffer_info
  95 {
  96         unsigned vertex_buffer_index;
  97         unsigned per_vertex_size;
  98 };
  99
 100 struct nvfx_vtxelt_state {
 101         struct pipe_vertex_element pipe[16];
 102         unsigned num_elements;
 103         unsigned vtxfmt[16];
 104
 105         unsigned num_per_vertex_buffer_infos;
 106         struct nvfx_per_vertex_buffer_info per_vertex_buffer_info[16];
 107
 108         unsigned num_per_vertex;
 109         struct nvfx_per_vertex_element per_vertex[16];
 110
 111         unsigned num_per_instance;
 112         struct nvfx_per_instance_element per_instance[16];
 113
 114         unsigned num_constant;
 115         struct nvfx_low_frequency_element constant[16];
 116
 117         boolean needs_translate;
 118         struct translate* translate;
 119
 120         unsigned vertex_length;
 121         unsigned max_vertices_per_packet;
 122 };
 123
 124 struct nvfx_render_target {
 125         struct nouveau_bo* bo;
 126         unsigned offset;
 127         unsigned pitch;
 128 };
 129
 130 struct nvfx_context {
 131         struct pipe_context pipe;
 132
 133         struct nouveau_winsys *nvws;
 134         struct nvfx_screen *screen;
 135
 136         unsigned is_nv4x; /* either 0 or ~0 */
 137
 138         struct draw_context *draw;
 139         struct blitter_context* blitter;
 140         struct list_head render_cache;
 141
 142         /* HW state derived from pipe states */
 143         struct nvfx_state state;
 144         struct {
 145                 struct nvfx_vertex_program *vertprog;
 146
 147                 unsigned nr_attribs;
 148                 unsigned hw[PIPE_MAX_SHADER_INPUTS];
 149                 unsigned draw[PIPE_MAX_SHADER_INPUTS];
 150                 unsigned emit[PIPE_MAX_SHADER_INPUTS];
 151         } swtnl;
 152
 153         enum {
 154                 HW, SWTNL, SWRAST
 155         } render_mode;
 156         unsigned fallback_swtnl;
 157
 158         /* Context state */
 159         unsigned dirty, draw_dirty;
 160         struct pipe_scissor_state scissor;
 161         unsigned stipple[32];
 162         struct pipe_clip_state clip;
 163         struct nvfx_vertex_program *vertprog;
 164         struct nvfx_pipe_fragment_program *fragprog;
 165         struct pipe_resource *constbuf[PIPE_SHADER_TYPES];
 166         unsigned constbuf_nr[PIPE_SHADER_TYPES];
 167         struct nvfx_rasterizer_state *rasterizer;
 168         struct nvfx_zsa_state *zsa;
 169         struct nvfx_blend_state *blend;
 170         struct pipe_blend_color blend_colour;
 171         struct pipe_stencil_ref stencil_ref;
 172         struct pipe_viewport_state viewport;
 173         struct pipe_framebuffer_state framebuffer;
 174         struct pipe_index_buffer idxbuf;
 175         struct nvfx_sampler_state *tex_sampler[PIPE_MAX_SAMPLERS];
 176         struct pipe_sampler_view *fragment_sampler_views[PIPE_MAX_SAMPLERS];
 177         struct nvfx_pipe_fragment_program* dummy_fs;
 178
 179         unsigned nr_samplers;
 180         unsigned nr_textures;
 181         unsigned dirty_samplers;
 182         struct pipe_vertex_buffer vtxbuf[PIPE_MAX_ATTRIBS];
 183         unsigned vtxbuf_nr;
 184         struct nvfx_vtxelt_state *vtxelt;
 185         int base_vertex;
 186         boolean use_index_buffer;
 187         /* -1 = hardware input setup is outdated
 188          * 0 = hardware input setup is for inline vertices
 189          * 1 = hardware input setup is for hardware vertices
 190          */
 191         int use_vertex_buffers;
 192
 193         unsigned hw_vtxelt_nr;
 194         uint8_t hw_samplers;
 195         uint32_t hw_txf[8];
 196         struct nvfx_render_target hw_rt[4];
 197         struct nvfx_render_target hw_zeta;
 198         int hw_pointsprite_control;
 199         int hw_vp_output;
 200         struct nvfx_fragment_program* hw_fragprog;
 201 };
 202
 203 static INLINE struct nvfx_context *
 204 nvfx_context(struct pipe_context *pipe)
 205 {
 206         return (struct nvfx_context *)pipe;
 207 }
 208
 209 extern struct nvfx_state_entry nvfx_state_blend;
 210 extern struct nvfx_state_entry nvfx_state_blend_colour;
 211 extern struct nvfx_state_entry nvfx_state_fragprog;
 212 extern struct nvfx_state_entry nvfx_state_fragtex;
 213 extern struct nvfx_state_entry nvfx_state_framebuffer;
 214 extern struct nvfx_state_entry nvfx_state_rasterizer;
 215 extern struct nvfx_state_entry nvfx_state_scissor;
 216 extern struct nvfx_state_entry nvfx_state_sr;
 217 extern struct nvfx_state_entry nvfx_state_stipple;
 218 extern struct nvfx_state_entry nvfx_state_vbo;
 219 extern struct nvfx_state_entry nvfx_state_vertprog;
 220 extern struct nvfx_state_entry nvfx_state_viewport;
 221 extern struct nvfx_state_entry nvfx_state_vtxfmt;
 222 extern struct nvfx_state_entry nvfx_state_zsa;
 223
 224 extern void nvfx_init_query_functions(struct nvfx_context *nvfx);
 225 extern void nvfx_init_surface_functions(struct nvfx_context *nvfx);
 226
 227 /* nvfx_context.c */
 228 struct pipe_context *
 229 nvfx_create(struct pipe_screen *pscreen, void *priv);
 230
 231 /* nvfx_clear.c */
 232 extern void nvfx_clear(struct pipe_context *pipe, unsigned buffers,
 233                        const float *rgba, double depth, unsigned stencil);
 234
 235 /* nvfx_draw.c */
 236 extern struct draw_stage *nvfx_draw_render_stage(struct nvfx_context *nvfx);
 237 extern void nvfx_draw_vbo_swtnl(struct pipe_context *pipe, const struct pipe_draw_info* info);
 238 extern void nvfx_vtxfmt_validate(struct nvfx_context *nvfx);
 239
 240 /* nvfx_fb.c */
 241 extern int nvfx_framebuffer_prepare(struct nvfx_context *nvfx);
 242 extern void nvfx_framebuffer_validate(struct nvfx_context *nvfx, unsigned prepare_result);
 243 void
 244 nvfx_framebuffer_relocate(struct nvfx_context *nvfx);
 245
 246 /* nvfx_fragprog.c */
 247 extern void nvfx_fragprog_destroy(struct nvfx_context *,
 248                                     struct nvfx_fragment_program *);
 249 extern void nvfx_fragprog_validate(struct nvfx_context *nvfx);
 250 extern void nvfx_fragprog_relocate(struct nvfx_context *nvfx);
 251 extern void nvfx_init_fragprog_functions(struct nvfx_context *nvfx);
 252
 253 /* nvfx_fragtex.c */
 254 extern void nvfx_init_sampling_functions(struct nvfx_context *nvfx);
 255 extern void nvfx_fragtex_validate(struct nvfx_context *nvfx);
 256 extern void nvfx_fragtex_relocate(struct nvfx_context *nvfx);
 257
 258 struct nvfx_sampler_view;
 259
 260 /* nv30_fragtex.c */
 261 extern void
 262 nv30_sampler_state_init(struct pipe_context *pipe,
 263                           struct nvfx_sampler_state *ps,
 264                           const struct pipe_sampler_state *cso);
 265 extern void
 266 nv30_sampler_view_init(struct pipe_context *pipe,
 267                           struct nvfx_sampler_view *sv);
 268 extern void nv30_fragtex_set(struct nvfx_context *nvfx, int unit);
 269
 270 /* nv40_fragtex.c */
 271 extern void
 272 nv40_sampler_state_init(struct pipe_context *pipe,
 273                           struct nvfx_sampler_state *ps,
 274                           const struct pipe_sampler_state *cso);
 275 extern void
 276 nv40_sampler_view_init(struct pipe_context *pipe,
 277                           struct nvfx_sampler_view *sv);
 278 extern void nv40_fragtex_set(struct nvfx_context *nvfx, int unit);
 279
 280 /* nvfx_state.c */
 281 extern void nvfx_init_state_functions(struct nvfx_context *nvfx);
 282 extern void nvfx_state_scissor_validate(struct nvfx_context *nvfx);
 283 extern void nvfx_state_stipple_validate(struct nvfx_context *nvfx);
 284 extern void nvfx_state_blend_validate(struct nvfx_context *nvfx);
 285 extern void nvfx_state_blend_colour_validate(struct nvfx_context *nvfx);
 286 extern void nvfx_state_viewport_validate(struct nvfx_context *nvfx);
 287 extern void nvfx_state_rasterizer_validate(struct nvfx_context *nvfx);
 288 extern void nvfx_state_sr_validate(struct nvfx_context *nvfx);
 289 extern void nvfx_state_zsa_validate(struct nvfx_context *nvfx);
 290
 291 /* nvfx_state_emit.c */
 292 extern void nvfx_state_relocate(struct nvfx_context *nvfx);
 293 extern boolean nvfx_state_validate(struct nvfx_context *nvfx);
 294 extern boolean nvfx_state_validate_swtnl(struct nvfx_context *nvfx);
 295 extern void nvfx_state_emit(struct nvfx_context *nvfx);
 296
 297 /* nvfx_transfer.c */
 298 extern void nvfx_init_transfer_functions(struct pipe_context *pipe);
 299
 300 /* nvfx_vbo.c */
 301 extern boolean nvfx_vbo_validate(struct nvfx_context *nvfx);
 302 extern void nvfx_vbo_relocate(struct nvfx_context *nvfx);
 303 extern void nvfx_idxbuf_validate(struct nvfx_context* nvfx);
 304 extern void nvfx_idxbuf_relocate(struct nvfx_context* nvfx);
 305 extern void nvfx_draw_vbo(struct pipe_context *pipe,
 306                           const struct pipe_draw_info *info);
 307 extern void nvfx_init_vbo_functions(struct nvfx_context *nvfx);
 308 extern unsigned nvfx_vertex_formats[];
 309
 310 /* nvfx_vertprog.c */
 311 extern boolean nvfx_vertprog_validate(struct nvfx_context *nvfx);
 312 extern void nvfx_vertprog_destroy(struct nvfx_context *,
 313                                   struct nvfx_vertex_program *);
 314 extern void nvfx_init_vertprog_functions(struct nvfx_context *nvfx);
 315
 316 /* nvfx_push.c */
 317 extern void nvfx_push_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info);
 318
 319 /* must WAIT_RING(chan, ncomp + 1) or equivalent beforehand! */
 320 static inline void nvfx_emit_vtx_attr(struct nouveau_channel* chan, unsigned attrib, const float* v, unsigned ncomp)
 321 {
 322         switch (ncomp) {
 323         case 4:
 324                 OUT_RING(chan, RING_3D(NV34TCL_VTX_ATTR_4F_X(attrib), 4));
 325                 OUT_RING(chan, fui(v[0]));
 326                 OUT_RING(chan, fui(v[1]));
 327                 OUT_RING(chan,  fui(v[2]));
 328                 OUT_RING(chan,  fui(v[3]));
 329                 break;
 330         case 3:
 331                 OUT_RING(chan, RING_3D(NV34TCL_VTX_ATTR_3F_X(attrib), 3));
 332                 OUT_RING(chan,  fui(v[0]));
 333                 OUT_RING(chan,  fui(v[1]));
 334                 OUT_RING(chan,  fui(v[2]));
 335                 break;
 336         case 2:
 337                 OUT_RING(chan, RING_3D(NV34TCL_VTX_ATTR_2F_X(attrib), 2));
 338                 OUT_RING(chan,  fui(v[0]));
 339                 OUT_RING(chan,  fui(v[1]));
 340                 break;
 341         case 1:
 342                 OUT_RING(chan, RING_3D(NV34TCL_VTX_ATTR_1F(attrib), 1));
 343                 OUT_RING(chan,  fui(v[0]));
 344                 break;
 345         }
 346 }
 347
 348 #endif