src/gallium/drivers/nv50/nv50_state.c

   1 /*
   2  * Copyright 2008 Ben Skeggs
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  18  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
  19  * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  20  * SOFTWARE.
  21  */
  22
  23 #include "pipe/p_state.h"
  24 #include "pipe/p_defines.h"
  25 #include "pipe/p_inlines.h"
  26
  27 #include "tgsi/tgsi_parse.h"
  28
  29 #include "nv50_context.h"
  30 #include "nv50_texture.h"
  31
  32 #include "nouveau/nouveau_stateobj.h"
  33
  34 static void *
  35 nv50_blend_state_create(struct pipe_context *pipe,
  36                         const struct pipe_blend_state *cso)
  37 {
  38         struct nouveau_stateobj *so = so_new(5, 24, 0);
  39         struct nouveau_grobj *tesla = nv50_context(pipe)->screen->tesla;
  40         struct nv50_blend_stateobj *bso = CALLOC_STRUCT(nv50_blend_stateobj);
  41         unsigned cmask = 0, i;
  42
  43         /*XXX ignored:
  44          *      - dither
  45          */
  46
  47         if (cso->blend_enable == 0) {
  48                 so_method(so, tesla, NV50TCL_BLEND_ENABLE(0), 8);
  49                 for (i = 0; i < 8; i++)
  50                         so_data(so, 0);
  51         } else {
  52                 so_method(so, tesla, NV50TCL_BLEND_ENABLE(0), 8);
  53                 for (i = 0; i < 8; i++)
  54                         so_data(so, 1);
  55                 so_method(so, tesla, NV50TCL_BLEND_EQUATION_RGB, 5);
  56                 so_data  (so, nvgl_blend_eqn(cso->rgb_func));
  57                 so_data  (so, 0x4000 | nvgl_blend_func(cso->rgb_src_factor));
  58                 so_data  (so, 0x4000 | nvgl_blend_func(cso->rgb_dst_factor));
  59                 so_data  (so, nvgl_blend_eqn(cso->alpha_func));
  60                 so_data  (so, 0x4000 | nvgl_blend_func(cso->alpha_src_factor));
  61                 so_method(so, tesla, NV50TCL_BLEND_FUNC_DST_ALPHA, 1);
  62                 so_data  (so, 0x4000 | nvgl_blend_func(cso->alpha_dst_factor));
  63         }
  64
  65         if (cso->logicop_enable == 0 ) {
  66                 so_method(so, tesla, NV50TCL_LOGIC_OP_ENABLE, 1);
  67                 so_data  (so, 0);
  68         } else {
  69                 so_method(so, tesla, NV50TCL_LOGIC_OP_ENABLE, 2);
  70                 so_data  (so, 1);
  71                 so_data  (so, nvgl_logicop_func(cso->logicop_func));
  72         }
  73
  74         if (cso->colormask & PIPE_MASK_R)
  75                 cmask |= (1 << 0);
  76         if (cso->colormask & PIPE_MASK_G)
  77                 cmask |= (1 << 4);
  78         if (cso->colormask & PIPE_MASK_B)
  79                 cmask |= (1 << 8);
  80         if (cso->colormask & PIPE_MASK_A)
  81                 cmask |= (1 << 12);
  82         so_method(so, tesla, NV50TCL_COLOR_MASK(0), 8);
  83         for (i = 0; i < 8; i++)
  84                 so_data(so, cmask);
  85
  86         bso->pipe = *cso;
  87         so_ref(so, &bso->so);
  88         so_ref(NULL, &so);
  89         return (void *)bso;
  90 }
  91
  92 static void
  93 nv50_blend_state_bind(struct pipe_context *pipe, void *hwcso)
  94 {
  95         struct nv50_context *nv50 = nv50_context(pipe);
  96
  97         nv50->blend = hwcso;
  98         nv50->dirty |= NV50_NEW_BLEND;
  99 }
 100
 101 static void
 102 nv50_blend_state_delete(struct pipe_context *pipe, void *hwcso)
 103 {
 104         struct nv50_blend_stateobj *bso = hwcso;
 105
 106         so_ref(NULL, &bso->so);
 107         FREE(bso);
 108 }
 109
 110 static INLINE unsigned
 111 wrap_mode(unsigned wrap)
 112 {
 113         switch (wrap) {
 114         case PIPE_TEX_WRAP_REPEAT:
 115                 return NV50TSC_1_0_WRAPS_REPEAT;
 116         case PIPE_TEX_WRAP_MIRROR_REPEAT:
 117                 return NV50TSC_1_0_WRAPS_MIRROR_REPEAT;
 118         case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
 119                 return NV50TSC_1_0_WRAPS_CLAMP_TO_EDGE;
 120         case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
 121                 return NV50TSC_1_0_WRAPS_CLAMP_TO_BORDER;
 122         case PIPE_TEX_WRAP_CLAMP:
 123                 return NV50TSC_1_0_WRAPS_CLAMP;
 124         case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
 125                 return NV50TSC_1_0_WRAPS_MIRROR_CLAMP_TO_EDGE;
 126         case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
 127                 return NV50TSC_1_0_WRAPS_MIRROR_CLAMP_TO_BORDER;
 128         case PIPE_TEX_WRAP_MIRROR_CLAMP:
 129                 return NV50TSC_1_0_WRAPS_MIRROR_CLAMP;
 130         default:
 131                 NOUVEAU_ERR("unknown wrap mode: %d\n", wrap);
 132                 return NV50TSC_1_0_WRAPS_REPEAT;
 133         }
 134 }
 135 static void *
 136 nv50_sampler_state_create(struct pipe_context *pipe,
 137                           const struct pipe_sampler_state *cso)
 138 {
 139         struct nv50_sampler_stateobj *sso = CALLOC(1, sizeof(*sso));
 140         unsigned *tsc = sso->tsc;
 141         float limit;
 142
 143         tsc[0] = (0x00026000 |
 144                   (wrap_mode(cso->wrap_s) << 0) |
 145                   (wrap_mode(cso->wrap_t) << 3) |
 146                   (wrap_mode(cso->wrap_r) << 6));
 147
 148         switch (cso->mag_img_filter) {
 149         case PIPE_TEX_FILTER_LINEAR:
 150                 tsc[1] |= NV50TSC_1_1_MAGF_LINEAR;
 151                 break;
 152         case PIPE_TEX_FILTER_NEAREST:
 153         default:
 154                 tsc[1] |= NV50TSC_1_1_MAGF_NEAREST;
 155                 break;
 156         }
 157
 158         switch (cso->min_img_filter) {
 159         case PIPE_TEX_FILTER_LINEAR:
 160                 tsc[1] |= NV50TSC_1_1_MINF_LINEAR;
 161                 break;
 162         case PIPE_TEX_FILTER_NEAREST:
 163         default:
 164                 tsc[1] |= NV50TSC_1_1_MINF_NEAREST;
 165                 break;
 166         }
 167
 168         switch (cso->min_mip_filter) {
 169         case PIPE_TEX_MIPFILTER_LINEAR:
 170                 tsc[1] |= NV50TSC_1_1_MIPF_LINEAR;
 171                 break;
 172         case PIPE_TEX_MIPFILTER_NEAREST:
 173                 tsc[1] |= NV50TSC_1_1_MIPF_NEAREST;
 174                 break;
 175         case PIPE_TEX_MIPFILTER_NONE:
 176         default:
 177                 tsc[1] |= NV50TSC_1_1_MIPF_NONE;
 178                 break;
 179         }
 180
 181         if (cso->max_anisotropy >= 16.0)
 182                 tsc[0] |= (7 << 20);
 183         else
 184         if (cso->max_anisotropy >= 12.0)
 185                 tsc[0] |= (6 << 20);
 186         else {
 187                 tsc[0] |= (int)(cso->max_anisotropy * 0.5f) << 20;
 188
 189                 if (cso->max_anisotropy >= 4.0)
 190                         tsc[1] |= NV50TSC_1_1_UNKN_ANISO_35;
 191                 else
 192                 if (cso->max_anisotropy >= 2.0)
 193                         tsc[1] |= NV50TSC_1_1_UNKN_ANISO_15;
 194         }
 195
 196         if (cso->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
 197                 /* XXX: must be deactivated for non-shadow textures */
 198                 tsc[0] |= (1 << 9);
 199                 tsc[0] |= (nvgl_comparison_op(cso->compare_func) & 0x7) << 10;
 200         }
 201
 202         limit = CLAMP(cso->lod_bias, -16.0, 15.0);
 203         tsc[1] |= ((int)(limit * 256.0) & 0x1fff) << 12;
 204
 205         tsc[2] |= ((int)CLAMP(cso->max_lod, 0.0, 15.0) << 20) |
 206                   ((int)CLAMP(cso->min_lod, 0.0, 15.0) << 8);
 207
 208         tsc[4] = fui(cso->border_color[0]);
 209         tsc[5] = fui(cso->border_color[1]);
 210         tsc[6] = fui(cso->border_color[2]);
 211         tsc[7] = fui(cso->border_color[3]);
 212
 213         sso->normalized = cso->normalized_coords;
 214         return (void *)sso;
 215 }
 216
 217 static INLINE void
 218 nv50_sampler_state_bind(struct pipe_context *pipe, unsigned type,
 219                         unsigned nr, void **sampler)
 220 {
 221         struct nv50_context *nv50 = nv50_context(pipe);
 222
 223         memcpy(nv50->sampler[type], sampler, nr * sizeof(void *));
 224
 225         nv50->sampler_nr[type] = nr;
 226         nv50->dirty |= NV50_NEW_SAMPLER;
 227 }
 228
 229 static void
 230 nv50_vp_sampler_state_bind(struct pipe_context *pipe, unsigned nr, void **s)
 231 {
 232         nv50_sampler_state_bind(pipe, PIPE_SHADER_VERTEX, nr, s);
 233 }
 234
 235 static void
 236 nv50_fp_sampler_state_bind(struct pipe_context *pipe, unsigned nr, void **s)
 237 {
 238         nv50_sampler_state_bind(pipe, PIPE_SHADER_FRAGMENT, nr, s);
 239 }
 240
 241 static void
 242 nv50_sampler_state_delete(struct pipe_context *pipe, void *hwcso)
 243 {
 244         FREE(hwcso);
 245 }
 246
 247 static INLINE void
 248 nv50_set_sampler_texture(struct pipe_context *pipe, unsigned type,
 249                          unsigned nr, struct pipe_texture **pt)
 250 {
 251         struct nv50_context *nv50 = nv50_context(pipe);
 252         unsigned i;
 253
 254         for (i = 0; i < nr; i++)
 255                 pipe_texture_reference((void *)&nv50->miptree[type][i], pt[i]);
 256         for (i = nr; i < nv50->miptree_nr[type]; i++)
 257                 pipe_texture_reference((void *)&nv50->miptree[type][i], NULL);
 258
 259         nv50->miptree_nr[type] = nr;
 260         nv50->dirty |= NV50_NEW_TEXTURE;
 261 }
 262
 263 static void
 264 nv50_set_vp_sampler_textures(struct pipe_context *pipe,
 265                              unsigned nr, struct pipe_texture **pt)
 266 {
 267         nv50_set_sampler_texture(pipe, PIPE_SHADER_VERTEX, nr, pt);
 268 }
 269
 270 static void
 271 nv50_set_fp_sampler_textures(struct pipe_context *pipe,
 272                              unsigned nr, struct pipe_texture **pt)
 273 {
 274         nv50_set_sampler_texture(pipe, PIPE_SHADER_FRAGMENT, nr, pt);
 275 }
 276
 277 static void *
 278 nv50_rasterizer_state_create(struct pipe_context *pipe,
 279                              const struct pipe_rasterizer_state *cso)
 280 {
 281         struct nouveau_stateobj *so = so_new(15, 21, 0);
 282         struct nouveau_grobj *tesla = nv50_context(pipe)->screen->tesla;
 283         struct nv50_rasterizer_stateobj *rso =
 284                 CALLOC_STRUCT(nv50_rasterizer_stateobj);
 285
 286         /*XXX: ignored
 287          *      - light_twosize
 288          *      - point_smooth
 289          *      - multisample
 290          *      - point_sprite / sprite_coord_mode
 291          */
 292
 293         so_method(so, tesla, NV50TCL_SHADE_MODEL, 1);
 294         so_data  (so, cso->flatshade ? NV50TCL_SHADE_MODEL_FLAT :
 295                                        NV50TCL_SHADE_MODEL_SMOOTH);
 296         so_method(so, tesla, NV50TCL_PROVOKING_VERTEX_LAST, 1);
 297         so_data  (so, cso->flatshade_first ? 0 : 1);
 298
 299         so_method(so, tesla, NV50TCL_VERTEX_TWO_SIDE_ENABLE, 1);
 300         so_data  (so, cso->light_twoside);
 301
 302         so_method(so, tesla, NV50TCL_LINE_WIDTH, 1);
 303         so_data  (so, fui(cso->line_width));
 304         so_method(so, tesla, NV50TCL_LINE_SMOOTH_ENABLE, 1);
 305         so_data  (so, cso->line_smooth ? 1 : 0);
 306         if (cso->line_stipple_enable) {
 307                 so_method(so, tesla, NV50TCL_LINE_STIPPLE_ENABLE, 1);
 308                 so_data  (so, 1);
 309                 so_method(so, tesla, NV50TCL_LINE_STIPPLE_PATTERN, 1);
 310                 so_data  (so, (cso->line_stipple_pattern << 8) |
 311                                cso->line_stipple_factor);
 312         } else {
 313                 so_method(so, tesla, NV50TCL_LINE_STIPPLE_ENABLE, 1);
 314                 so_data  (so, 0);
 315         }
 316
 317         so_method(so, tesla, NV50TCL_POINT_SIZE, 1);
 318         so_data  (so, fui(cso->point_size));
 319
 320         so_method(so, tesla, NV50TCL_POINT_SPRITE_ENABLE, 1);
 321         so_data  (so, cso->point_sprite);
 322
 323         so_method(so, tesla, NV50TCL_POLYGON_MODE_FRONT, 3);
 324         if (cso->front_winding == PIPE_WINDING_CCW) {
 325                 so_data(so, nvgl_polygon_mode(cso->fill_ccw));
 326                 so_data(so, nvgl_polygon_mode(cso->fill_cw));
 327         } else {
 328                 so_data(so, nvgl_polygon_mode(cso->fill_cw));
 329                 so_data(so, nvgl_polygon_mode(cso->fill_ccw));
 330         }
 331         so_data(so, cso->poly_smooth ? 1 : 0);
 332
 333         so_method(so, tesla, NV50TCL_CULL_FACE_ENABLE, 3);
 334         so_data  (so, cso->cull_mode != PIPE_WINDING_NONE);
 335         if (cso->front_winding == PIPE_WINDING_CCW) {
 336                 so_data(so, NV50TCL_FRONT_FACE_CCW);
 337                 switch (cso->cull_mode) {
 338                 case PIPE_WINDING_CCW:
 339                         so_data(so, NV50TCL_CULL_FACE_FRONT);
 340                         break;
 341                 case PIPE_WINDING_CW:
 342                         so_data(so, NV50TCL_CULL_FACE_BACK);
 343                         break;
 344                 case PIPE_WINDING_BOTH:
 345                         so_data(so, NV50TCL_CULL_FACE_FRONT_AND_BACK);
 346                         break;
 347                 default:
 348                         so_data(so, NV50TCL_CULL_FACE_BACK);
 349                         break;
 350                 }
 351         } else {
 352                 so_data(so, NV50TCL_FRONT_FACE_CW);
 353                 switch (cso->cull_mode) {
 354                 case PIPE_WINDING_CCW:
 355                         so_data(so, NV50TCL_CULL_FACE_BACK);
 356                         break;
 357                 case PIPE_WINDING_CW:
 358                         so_data(so, NV50TCL_CULL_FACE_FRONT);
 359                         break;
 360                 case PIPE_WINDING_BOTH:
 361                         so_data(so, NV50TCL_CULL_FACE_FRONT_AND_BACK);
 362                         break;
 363                 default:
 364                         so_data(so, NV50TCL_CULL_FACE_BACK);
 365                         break;
 366                 }
 367         }
 368
 369         so_method(so, tesla, NV50TCL_POLYGON_STIPPLE_ENABLE, 1);
 370         so_data  (so, cso->poly_stipple_enable ? 1 : 0);
 371
 372         so_method(so, tesla, NV50TCL_POLYGON_OFFSET_POINT_ENABLE, 3);
 373         if ((cso->offset_cw && cso->fill_cw == PIPE_POLYGON_MODE_POINT) ||
 374             (cso->offset_ccw && cso->fill_ccw == PIPE_POLYGON_MODE_POINT))
 375                 so_data(so, 1);
 376         else
 377                 so_data(so, 0);
 378         if ((cso->offset_cw && cso->fill_cw == PIPE_POLYGON_MODE_LINE) ||
 379             (cso->offset_ccw && cso->fill_ccw == PIPE_POLYGON_MODE_LINE))
 380                 so_data(so, 1);
 381         else
 382                 so_data(so, 0);
 383         if ((cso->offset_cw && cso->fill_cw == PIPE_POLYGON_MODE_FILL) ||
 384             (cso->offset_ccw && cso->fill_ccw == PIPE_POLYGON_MODE_FILL))
 385                 so_data(so, 1);
 386         else
 387                 so_data(so, 0);
 388
 389         if (cso->offset_cw || cso->offset_ccw) {
 390                 so_method(so, tesla, NV50TCL_POLYGON_OFFSET_FACTOR, 1);
 391                 so_data  (so, fui(cso->offset_scale));
 392                 so_method(so, tesla, NV50TCL_POLYGON_OFFSET_UNITS, 1);
 393                 so_data  (so, fui(cso->offset_units * 2.0f));
 394         }
 395
 396         rso->pipe = *cso;
 397         so_ref(so, &rso->so);
 398         so_ref(NULL, &so);
 399         return (void *)rso;
 400 }
 401
 402 static void
 403 nv50_rasterizer_state_bind(struct pipe_context *pipe, void *hwcso)
 404 {
 405         struct nv50_context *nv50 = nv50_context(pipe);
 406
 407         nv50->rasterizer = hwcso;
 408         nv50->dirty |= NV50_NEW_RASTERIZER;
 409 }
 410
 411 static void
 412 nv50_rasterizer_state_delete(struct pipe_context *pipe, void *hwcso)
 413 {
 414         struct nv50_rasterizer_stateobj *rso = hwcso;
 415
 416         so_ref(NULL, &rso->so);
 417         FREE(rso);
 418 }
 419
 420 static void *
 421 nv50_depth_stencil_alpha_state_create(struct pipe_context *pipe,
 422                         const struct pipe_depth_stencil_alpha_state *cso)
 423 {
 424         struct nouveau_grobj *tesla = nv50_context(pipe)->screen->tesla;
 425         struct nv50_zsa_stateobj *zsa = CALLOC_STRUCT(nv50_zsa_stateobj);
 426         struct nouveau_stateobj *so = so_new(8, 22, 0);
 427
 428         so_method(so, tesla, NV50TCL_DEPTH_WRITE_ENABLE, 1);
 429         so_data  (so, cso->depth.writemask ? 1 : 0);
 430         if (cso->depth.enabled) {
 431                 so_method(so, tesla, NV50TCL_DEPTH_TEST_ENABLE, 1);
 432                 so_data  (so, 1);
 433                 so_method(so, tesla, NV50TCL_DEPTH_TEST_FUNC, 1);
 434                 so_data  (so, nvgl_comparison_op(cso->depth.func));
 435         } else {
 436                 so_method(so, tesla, NV50TCL_DEPTH_TEST_ENABLE, 1);
 437                 so_data  (so, 0);
 438         }
 439
 440         if (cso->stencil[0].enabled) {
 441                 so_method(so, tesla, NV50TCL_STENCIL_FRONT_ENABLE, 8);
 442                 so_data  (so, 1);
 443                 so_data  (so, nvgl_stencil_op(cso->stencil[0].fail_op));
 444                 so_data  (so, nvgl_stencil_op(cso->stencil[0].zfail_op));
 445                 so_data  (so, nvgl_stencil_op(cso->stencil[0].zpass_op));
 446                 so_data  (so, nvgl_comparison_op(cso->stencil[0].func));
 447                 so_data  (so, cso->stencil[0].ref_value);
 448                 so_data  (so, cso->stencil[0].writemask);
 449                 so_data  (so, cso->stencil[0].valuemask);
 450         } else {
 451                 so_method(so, tesla, NV50TCL_STENCIL_FRONT_ENABLE, 1);
 452                 so_data  (so, 0);
 453         }
 454
 455         if (cso->stencil[1].enabled) {
 456                 so_method(so, tesla, NV50TCL_STENCIL_BACK_ENABLE, 5);
 457                 so_data  (so, 1);
 458                 so_data  (so, nvgl_stencil_op(cso->stencil[1].fail_op));
 459                 so_data  (so, nvgl_stencil_op(cso->stencil[1].zfail_op));
 460                 so_data  (so, nvgl_stencil_op(cso->stencil[1].zpass_op));
 461                 so_data  (so, nvgl_comparison_op(cso->stencil[1].func));
 462                 so_method(so, tesla, NV50TCL_STENCIL_BACK_FUNC_REF, 3);
 463                 so_data  (so, cso->stencil[1].ref_value);
 464                 so_data  (so, cso->stencil[1].writemask);
 465                 so_data  (so, cso->stencil[1].valuemask);
 466         } else {
 467                 so_method(so, tesla, NV50TCL_STENCIL_BACK_ENABLE, 1);
 468                 so_data  (so, 0);
 469         }
 470
 471         if (cso->alpha.enabled) {
 472                 so_method(so, tesla, NV50TCL_ALPHA_TEST_ENABLE, 1);
 473                 so_data  (so, 1);
 474                 so_method(so, tesla, NV50TCL_ALPHA_TEST_REF, 2);
 475                 so_data  (so, fui(cso->alpha.ref_value));
 476                 so_data  (so, nvgl_comparison_op(cso->alpha.func));
 477         } else {
 478                 so_method(so, tesla, NV50TCL_ALPHA_TEST_ENABLE, 1);
 479                 so_data  (so, 0);
 480         }
 481
 482         zsa->pipe = *cso;
 483         so_ref(so, &zsa->so);
 484         so_ref(NULL, &so);
 485         return (void *)zsa;
 486 }
 487
 488 static void
 489 nv50_depth_stencil_alpha_state_bind(struct pipe_context *pipe, void *hwcso)
 490 {
 491         struct nv50_context *nv50 = nv50_context(pipe);
 492
 493         nv50->zsa = hwcso;
 494         nv50->dirty |= NV50_NEW_ZSA;
 495 }
 496
 497 static void
 498 nv50_depth_stencil_alpha_state_delete(struct pipe_context *pipe, void *hwcso)
 499 {
 500         struct nv50_zsa_stateobj *zsa = hwcso;
 501
 502         so_ref(NULL, &zsa->so);
 503         FREE(zsa);
 504 }
 505
 506 static void *
 507 nv50_vp_state_create(struct pipe_context *pipe,
 508                      const struct pipe_shader_state *cso)
 509 {
 510         struct nv50_program *p = CALLOC_STRUCT(nv50_program);
 511
 512         p->pipe.tokens = tgsi_dup_tokens(cso->tokens);
 513         p->type = PIPE_SHADER_VERTEX;
 514         tgsi_scan_shader(p->pipe.tokens, &p->info);
 515         return (void *)p;
 516 }
 517
 518 static void
 519 nv50_vp_state_bind(struct pipe_context *pipe, void *hwcso)
 520 {
 521         struct nv50_context *nv50 = nv50_context(pipe);
 522
 523         nv50->vertprog = hwcso;
 524         nv50->dirty |= NV50_NEW_VERTPROG;
 525 }
 526
 527 static void
 528 nv50_vp_state_delete(struct pipe_context *pipe, void *hwcso)
 529 {
 530         struct nv50_context *nv50 = nv50_context(pipe);
 531         struct nv50_program *p = hwcso;
 532
 533         nv50_program_destroy(nv50, p);
 534         FREE((void*)p->pipe.tokens);
 535         FREE(p);
 536 }
 537
 538 static void *
 539 nv50_fp_state_create(struct pipe_context *pipe,
 540                      const struct pipe_shader_state *cso)
 541 {
 542         struct nv50_program *p = CALLOC_STRUCT(nv50_program);
 543
 544         p->pipe.tokens = tgsi_dup_tokens(cso->tokens);
 545         p->type = PIPE_SHADER_FRAGMENT;
 546         tgsi_scan_shader(p->pipe.tokens, &p->info);
 547         return (void *)p;
 548 }
 549
 550 static void
 551 nv50_fp_state_bind(struct pipe_context *pipe, void *hwcso)
 552 {
 553         struct nv50_context *nv50 = nv50_context(pipe);
 554
 555         nv50->fragprog = hwcso;
 556         nv50->dirty |= NV50_NEW_FRAGPROG;
 557 }
 558
 559 static void
 560 nv50_fp_state_delete(struct pipe_context *pipe, void *hwcso)
 561 {
 562         struct nv50_context *nv50 = nv50_context(pipe);
 563         struct nv50_program *p = hwcso;
 564
 565         nv50_program_destroy(nv50, p);
 566         FREE((void*)p->pipe.tokens);
 567         FREE(p);
 568 }
 569
 570 static void
 571 nv50_set_blend_color(struct pipe_context *pipe,
 572                      const struct pipe_blend_color *bcol)
 573 {
 574         struct nv50_context *nv50 = nv50_context(pipe);
 575
 576         nv50->blend_colour = *bcol;
 577         nv50->dirty |= NV50_NEW_BLEND_COLOUR;
 578 }
 579
 580 static void
 581 nv50_set_clip_state(struct pipe_context *pipe,
 582                     const struct pipe_clip_state *clip)
 583 {
 584 }
 585
 586 static void
 587 nv50_set_constant_buffer(struct pipe_context *pipe, uint shader, uint index,
 588                          const struct pipe_constant_buffer *buf )
 589 {
 590         struct nv50_context *nv50 = nv50_context(pipe);
 591
 592         if (shader == PIPE_SHADER_VERTEX) {
 593                 nv50->constbuf[PIPE_SHADER_VERTEX] = buf->buffer;
 594                 nv50->dirty |= NV50_NEW_VERTPROG_CB;
 595         } else
 596         if (shader == PIPE_SHADER_FRAGMENT) {
 597                 nv50->constbuf[PIPE_SHADER_FRAGMENT] = buf->buffer;
 598                 nv50->dirty |= NV50_NEW_FRAGPROG_CB;
 599         }
 600 }
 601
 602 static void
 603 nv50_set_framebuffer_state(struct pipe_context *pipe,
 604                            const struct pipe_framebuffer_state *fb)
 605 {
 606         struct nv50_context *nv50 = nv50_context(pipe);
 607
 608         nv50->framebuffer = *fb;
 609         nv50->dirty |= NV50_NEW_FRAMEBUFFER;
 610 }
 611
 612 static void
 613 nv50_set_polygon_stipple(struct pipe_context *pipe,
 614                          const struct pipe_poly_stipple *stipple)
 615 {
 616         struct nv50_context *nv50 = nv50_context(pipe);
 617
 618         nv50->stipple = *stipple;
 619         nv50->dirty |= NV50_NEW_STIPPLE;
 620 }
 621
 622 static void
 623 nv50_set_scissor_state(struct pipe_context *pipe,
 624                        const struct pipe_scissor_state *s)
 625 {
 626         struct nv50_context *nv50 = nv50_context(pipe);
 627
 628         nv50->scissor = *s;
 629         nv50->dirty |= NV50_NEW_SCISSOR;
 630 }
 631
 632 static void
 633 nv50_set_viewport_state(struct pipe_context *pipe,
 634                         const struct pipe_viewport_state *vpt)
 635 {
 636         struct nv50_context *nv50 = nv50_context(pipe);
 637
 638         nv50->viewport = *vpt;
 639         nv50->dirty |= NV50_NEW_VIEWPORT;
 640 }
 641
 642 static void
 643 nv50_set_vertex_buffers(struct pipe_context *pipe, unsigned count,
 644                         const struct pipe_vertex_buffer *vb)
 645 {
 646         struct nv50_context *nv50 = nv50_context(pipe);
 647
 648         memcpy(nv50->vtxbuf, vb, sizeof(*vb) * count);
 649         nv50->vtxbuf_nr = count;
 650
 651         nv50->dirty |= NV50_NEW_ARRAYS;
 652 }
 653
 654 static void
 655 nv50_set_vertex_elements(struct pipe_context *pipe, unsigned count,
 656                          const struct pipe_vertex_element *ve)
 657 {
 658         struct nv50_context *nv50 = nv50_context(pipe);
 659
 660         memcpy(nv50->vtxelt, ve, sizeof(*ve) * count);
 661         nv50->vtxelt_nr = count;
 662
 663         nv50->dirty |= NV50_NEW_ARRAYS;
 664 }
 665
 666 void
 667 nv50_init_state_functions(struct nv50_context *nv50)
 668 {
 669         nv50->pipe.create_blend_state = nv50_blend_state_create;
 670         nv50->pipe.bind_blend_state = nv50_blend_state_bind;
 671         nv50->pipe.delete_blend_state = nv50_blend_state_delete;
 672
 673         nv50->pipe.create_sampler_state = nv50_sampler_state_create;
 674         nv50->pipe.delete_sampler_state = nv50_sampler_state_delete;
 675         nv50->pipe.bind_fragment_sampler_states = nv50_fp_sampler_state_bind;
 676         nv50->pipe.bind_vertex_sampler_states   = nv50_vp_sampler_state_bind;
 677         nv50->pipe.set_fragment_sampler_textures = nv50_set_fp_sampler_textures;
 678         nv50->pipe.set_vertex_sampler_textures   = nv50_set_vp_sampler_textures;
 679
 680         nv50->pipe.create_rasterizer_state = nv50_rasterizer_state_create;
 681         nv50->pipe.bind_rasterizer_state = nv50_rasterizer_state_bind;
 682         nv50->pipe.delete_rasterizer_state = nv50_rasterizer_state_delete;
 683
 684         nv50->pipe.create_depth_stencil_alpha_state =
 685                 nv50_depth_stencil_alpha_state_create;
 686         nv50->pipe.bind_depth_stencil_alpha_state =
 687                 nv50_depth_stencil_alpha_state_bind;
 688         nv50->pipe.delete_depth_stencil_alpha_state =
 689                 nv50_depth_stencil_alpha_state_delete;
 690
 691         nv50->pipe.create_vs_state = nv50_vp_state_create;
 692         nv50->pipe.bind_vs_state = nv50_vp_state_bind;
 693         nv50->pipe.delete_vs_state = nv50_vp_state_delete;
 694
 695         nv50->pipe.create_fs_state = nv50_fp_state_create;
 696         nv50->pipe.bind_fs_state = nv50_fp_state_bind;
 697         nv50->pipe.delete_fs_state = nv50_fp_state_delete;
 698
 699         nv50->pipe.set_blend_color = nv50_set_blend_color;
 700         nv50->pipe.set_clip_state = nv50_set_clip_state;
 701         nv50->pipe.set_constant_buffer = nv50_set_constant_buffer;
 702         nv50->pipe.set_framebuffer_state = nv50_set_framebuffer_state;
 703         nv50->pipe.set_polygon_stipple = nv50_set_polygon_stipple;
 704         nv50->pipe.set_scissor_state = nv50_set_scissor_state;
 705         nv50->pipe.set_viewport_state = nv50_set_viewport_state;
 706
 707         nv50->pipe.set_vertex_buffers = nv50_set_vertex_buffers;
 708         nv50->pipe.set_vertex_elements = nv50_set_vertex_elements;
 709 }
 710