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
  49 struct nvfx_rasterizer_state {
  50         struct pipe_rasterizer_state pipe;
  51         unsigned sb_len;
  52         uint32_t sb[32];
  53 };
  54
  55 struct nvfx_zsa_state {
  56         struct pipe_depth_stencil_alpha_state pipe;
  57         unsigned sb_len;
  58         uint32_t sb[26];
  59 };
  60
  61 struct nvfx_blend_state {
  62         struct pipe_blend_state pipe;
  63         unsigned sb_len;
  64         uint32_t sb[13];
  65 };
  66
  67
  68 struct nvfx_state {
  69         unsigned scissor_enabled;
  70         unsigned stipple_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_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         unsigned nr_samplers;
 178         unsigned nr_textures;
 179         unsigned dirty_samplers;
 180         struct pipe_vertex_buffer vtxbuf[PIPE_MAX_ATTRIBS];
 181         unsigned vtxbuf_nr;
 182         struct nvfx_vtxelt_state *vtxelt;
 183         int base_vertex;
 184         boolean use_index_buffer;
 185         /* -1 = hardware input setup is outdated
 186          * 0 = hardware input setup is for inline vertices
 187          * 1 = hardware input setup is for hardware vertices
 188          */
 189         int use_vertex_buffers;
 190
 191         unsigned hw_vtxelt_nr;
 192         uint8_t hw_samplers;
 193         uint32_t hw_txf[8];
 194         struct nvfx_render_target hw_rt[4];
 195         struct nvfx_render_target hw_zeta;
 196 };
 197
 198 static INLINE struct nvfx_context *
 199 nvfx_context(struct pipe_context *pipe)
 200 {
 201         return (struct nvfx_context *)pipe;
 202 }
 203
 204 extern struct nvfx_state_entry nvfx_state_blend;
 205 extern struct nvfx_state_entry nvfx_state_blend_colour;
 206 extern struct nvfx_state_entry nvfx_state_fragprog;
 207 extern struct nvfx_state_entry nvfx_state_fragtex;
 208 extern struct nvfx_state_entry nvfx_state_framebuffer;
 209 extern struct nvfx_state_entry nvfx_state_rasterizer;
 210 extern struct nvfx_state_entry nvfx_state_scissor;
 211 extern struct nvfx_state_entry nvfx_state_sr;
 212 extern struct nvfx_state_entry nvfx_state_stipple;
 213 extern struct nvfx_state_entry nvfx_state_vbo;
 214 extern struct nvfx_state_entry nvfx_state_vertprog;
 215 extern struct nvfx_state_entry nvfx_state_viewport;
 216 extern struct nvfx_state_entry nvfx_state_vtxfmt;
 217 extern struct nvfx_state_entry nvfx_state_zsa;
 218
 219 extern void nvfx_init_query_functions(struct nvfx_context *nvfx);
 220 extern void nvfx_init_surface_functions(struct nvfx_context *nvfx);
 221
 222 /* nvfx_context.c */
 223 struct pipe_context *
 224 nvfx_create(struct pipe_screen *pscreen, void *priv);
 225
 226 /* nvfx_clear.c */
 227 extern void nvfx_clear(struct pipe_context *pipe, unsigned buffers,
 228                        const float *rgba, double depth, unsigned stencil);
 229
 230 /* nvfx_draw.c */
 231 extern struct draw_stage *nvfx_draw_render_stage(struct nvfx_context *nvfx);
 232 extern void nvfx_draw_vbo_swtnl(struct pipe_context *pipe, const struct pipe_draw_info* info);
 233 extern void nvfx_vtxfmt_validate(struct nvfx_context *nvfx);
 234
 235 /* nvfx_fb.c */
 236 extern int nvfx_framebuffer_prepare(struct nvfx_context *nvfx);
 237 extern void nvfx_framebuffer_validate(struct nvfx_context *nvfx, unsigned prepare_result);
 238 void
 239 nvfx_framebuffer_relocate(struct nvfx_context *nvfx);
 240
 241 /* nvfx_fragprog.c */
 242 extern void nvfx_fragprog_destroy(struct nvfx_context *,
 243                                     struct nvfx_fragment_program *);
 244 extern void nvfx_fragprog_validate(struct nvfx_context *nvfx);
 245 extern void
 246 nvfx_fragprog_relocate(struct nvfx_context *nvfx);
 247
 248 /* nvfx_fragtex.c */
 249 extern void nvfx_init_sampling_functions(struct nvfx_context *nvfx);
 250 extern void nvfx_fragtex_validate(struct nvfx_context *nvfx);
 251 extern void nvfx_fragtex_relocate(struct nvfx_context *nvfx);
 252
 253 struct nvfx_sampler_view;
 254
 255 /* nv30_fragtex.c */
 256 extern void
 257 nv30_sampler_state_init(struct pipe_context *pipe,
 258                           struct nvfx_sampler_state *ps,
 259                           const struct pipe_sampler_state *cso);
 260 extern void
 261 nv30_sampler_view_init(struct pipe_context *pipe,
 262                           struct nvfx_sampler_view *sv);
 263 extern void nv30_fragtex_set(struct nvfx_context *nvfx, int unit);
 264
 265 /* nv40_fragtex.c */
 266 extern void
 267 nv40_sampler_state_init(struct pipe_context *pipe,
 268                           struct nvfx_sampler_state *ps,
 269                           const struct pipe_sampler_state *cso);
 270 extern void
 271 nv40_sampler_view_init(struct pipe_context *pipe,
 272                           struct nvfx_sampler_view *sv);
 273 extern void nv40_fragtex_set(struct nvfx_context *nvfx, int unit);
 274
 275 /* nvfx_state.c */
 276 extern void nvfx_init_state_functions(struct nvfx_context *nvfx);
 277 extern void nvfx_state_scissor_validate(struct nvfx_context *nvfx);
 278 extern void nvfx_state_stipple_validate(struct nvfx_context *nvfx);
 279 extern void nvfx_state_blend_validate(struct nvfx_context *nvfx);
 280 extern void nvfx_state_blend_colour_validate(struct nvfx_context *nvfx);
 281 extern void nvfx_state_viewport_validate(struct nvfx_context *nvfx);
 282 extern void nvfx_state_rasterizer_validate(struct nvfx_context *nvfx);
 283 extern void nvfx_state_sr_validate(struct nvfx_context *nvfx);
 284 extern void nvfx_state_zsa_validate(struct nvfx_context *nvfx);
 285
 286 /* nvfx_state_emit.c */
 287 extern void nvfx_state_relocate(struct nvfx_context *nvfx);
 288 extern boolean nvfx_state_validate(struct nvfx_context *nvfx);
 289 extern boolean nvfx_state_validate_swtnl(struct nvfx_context *nvfx);
 290 extern void nvfx_state_emit(struct nvfx_context *nvfx);
 291
 292 /* nvfx_transfer.c */
 293 extern void nvfx_init_transfer_functions(struct pipe_context *pipe);
 294
 295 /* nvfx_vbo.c */
 296 extern boolean nvfx_vbo_validate(struct nvfx_context *nvfx);
 297 extern void nvfx_vbo_relocate(struct nvfx_context *nvfx);
 298 extern void nvfx_idxbuf_validate(struct nvfx_context* nvfx);
 299 extern void nvfx_idxbuf_relocate(struct nvfx_context* nvfx);
 300 extern void nvfx_draw_vbo(struct pipe_context *pipe,
 301                           const struct pipe_draw_info *info);
 302 extern void nvfx_init_vbo_functions(struct nvfx_context *nvfx);
 303 extern unsigned nvfx_vertex_formats[];
 304
 305 /* nvfx_vertprog.c */
 306 extern boolean nvfx_vertprog_validate(struct nvfx_context *nvfx);
 307 extern void nvfx_vertprog_destroy(struct nvfx_context *,
 308                                   struct nvfx_vertex_program *);
 309
 310 /* nvfx_push.c */
 311 extern void nvfx_push_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info);
 312
 313 /* must WAIT_RING(chan, ncomp + 1) or equivalent beforehand! */
 314 static inline void nvfx_emit_vtx_attr(struct nouveau_channel* chan, unsigned attrib, float* v, unsigned ncomp)
 315 {
 316         switch (ncomp) {
 317         case 4:
 318                 OUT_RING(chan, RING_3D(NV34TCL_VTX_ATTR_4F_X(attrib), 4));
 319                 OUT_RING(chan, fui(v[0]));
 320                 OUT_RING(chan, fui(v[1]));
 321                 OUT_RING(chan,  fui(v[2]));
 322                 OUT_RING(chan,  fui(v[3]));
 323                 break;
 324         case 3:
 325                 OUT_RING(chan, RING_3D(NV34TCL_VTX_ATTR_3F_X(attrib), 3));
 326                 OUT_RING(chan,  fui(v[0]));
 327                 OUT_RING(chan,  fui(v[1]));
 328                 OUT_RING(chan,  fui(v[2]));
 329                 break;
 330         case 2:
 331                 OUT_RING(chan, RING_3D(NV34TCL_VTX_ATTR_2F_X(attrib), 2));
 332                 OUT_RING(chan,  fui(v[0]));
 333                 OUT_RING(chan,  fui(v[1]));
 334                 break;
 335         case 1:
 336                 OUT_RING(chan, RING_3D(NV34TCL_VTX_ATTR_1F(attrib), 1));
 337                 OUT_RING(chan,  fui(v[0]));
 338                 break;
 339         }
 340 }
 341
 342 #endif