src/gallium/drivers/r600/eg_state_inlines.h

   1 /*
   2  * Copyright 2010 Red Hat Inc.
   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  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  */
  23 #ifndef EG_STATE_INLINES_H
  24 #define EG_STATE_INLINES_H
  25
  26 #include "util/u_format.h"
  27 #include "evergreend.h"
  28
  29 static INLINE uint32_t r600_translate_blend_function(int blend_func)
  30 {
  31         switch (blend_func) {
  32         case PIPE_BLEND_ADD:
  33                 return V_028780_COMB_DST_PLUS_SRC;
  34         case PIPE_BLEND_SUBTRACT:
  35                 return V_028780_COMB_SRC_MINUS_DST;
  36         case PIPE_BLEND_REVERSE_SUBTRACT:
  37                 return V_028780_COMB_DST_MINUS_SRC;
  38         case PIPE_BLEND_MIN:
  39                 return V_028780_COMB_MIN_DST_SRC;
  40         case PIPE_BLEND_MAX:
  41                 return V_028780_COMB_MAX_DST_SRC;
  42         default:
  43                 R600_ERR("Unknown blend function %d\n", blend_func);
  44                 assert(0);
  45                 break;
  46         }
  47         return 0;
  48 }
  49
  50 static INLINE uint32_t r600_translate_blend_factor(int blend_fact)
  51 {
  52         switch (blend_fact) {
  53         case PIPE_BLENDFACTOR_ONE:
  54                 return V_028780_BLEND_ONE;
  55         case PIPE_BLENDFACTOR_SRC_COLOR:
  56                 return V_028780_BLEND_SRC_COLOR;
  57         case PIPE_BLENDFACTOR_SRC_ALPHA:
  58                 return V_028780_BLEND_SRC_ALPHA;
  59         case PIPE_BLENDFACTOR_DST_ALPHA:
  60                 return V_028780_BLEND_DST_ALPHA;
  61         case PIPE_BLENDFACTOR_DST_COLOR:
  62                 return V_028780_BLEND_DST_COLOR;
  63         case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
  64                 return V_028780_BLEND_SRC_ALPHA_SATURATE;
  65         case PIPE_BLENDFACTOR_CONST_COLOR:
  66                 return V_028780_BLEND_CONST_COLOR;
  67         case PIPE_BLENDFACTOR_CONST_ALPHA:
  68                 return V_028780_BLEND_CONST_ALPHA;
  69         case PIPE_BLENDFACTOR_ZERO:
  70                 return V_028780_BLEND_ZERO;
  71         case PIPE_BLENDFACTOR_INV_SRC_COLOR:
  72                 return V_028780_BLEND_ONE_MINUS_SRC_COLOR;
  73         case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
  74                 return V_028780_BLEND_ONE_MINUS_SRC_ALPHA;
  75         case PIPE_BLENDFACTOR_INV_DST_ALPHA:
  76                 return V_028780_BLEND_ONE_MINUS_DST_ALPHA;
  77         case PIPE_BLENDFACTOR_INV_DST_COLOR:
  78                 return V_028780_BLEND_ONE_MINUS_DST_COLOR;
  79         case PIPE_BLENDFACTOR_INV_CONST_COLOR:
  80                 return V_028780_BLEND_ONE_MINUS_CONST_COLOR;
  81         case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
  82                 return V_028780_BLEND_ONE_MINUS_CONST_ALPHA;
  83         case PIPE_BLENDFACTOR_SRC1_COLOR:
  84                 return V_028780_BLEND_SRC1_COLOR;
  85         case PIPE_BLENDFACTOR_SRC1_ALPHA:
  86                 return V_028780_BLEND_SRC1_ALPHA;
  87         case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
  88                 return V_028780_BLEND_INV_SRC1_COLOR;
  89         case PIPE_BLENDFACTOR_INV_SRC1_ALPHA:
  90                 return V_028780_BLEND_INV_SRC1_ALPHA;
  91         default:
  92                 R600_ERR("Bad blend factor %d not supported!\n", blend_fact);
  93                 assert(0);
  94                 break;
  95         }
  96         return 0;
  97 }
  98
  99 static INLINE uint32_t r600_translate_stencil_op(int s_op)
 100 {
 101         switch (s_op) {
 102         case PIPE_STENCIL_OP_KEEP:
 103                 return V_028800_STENCIL_KEEP;
 104         case PIPE_STENCIL_OP_ZERO:
 105                 return V_028800_STENCIL_ZERO;
 106         case PIPE_STENCIL_OP_REPLACE:
 107                 return V_028800_STENCIL_REPLACE;
 108         case PIPE_STENCIL_OP_INCR:
 109                 return V_028800_STENCIL_INCR;
 110         case PIPE_STENCIL_OP_DECR:
 111                 return V_028800_STENCIL_DECR;
 112         case PIPE_STENCIL_OP_INCR_WRAP:
 113                 return V_028800_STENCIL_INCR_WRAP;
 114         case PIPE_STENCIL_OP_DECR_WRAP:
 115                 return V_028800_STENCIL_DECR_WRAP;
 116         case PIPE_STENCIL_OP_INVERT:
 117                 return V_028800_STENCIL_INVERT;
 118         default:
 119                 R600_ERR("Unknown stencil op %d", s_op);
 120                 assert(0);
 121                 break;
 122         }
 123         return 0;
 124 }
 125
 126 /* translates straight */
 127 static INLINE uint32_t r600_translate_ds_func(int func)
 128 {
 129         return func;
 130 }
 131
 132 static inline unsigned r600_tex_wrap(unsigned wrap)
 133 {
 134         switch (wrap) {
 135         default:
 136         case PIPE_TEX_WRAP_REPEAT:
 137                 return V_03C000_SQ_TEX_WRAP;
 138         case PIPE_TEX_WRAP_CLAMP:
 139                 return V_03C000_SQ_TEX_CLAMP_HALF_BORDER;
 140         case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
 141                 return V_03C000_SQ_TEX_CLAMP_LAST_TEXEL;
 142         case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
 143                 return V_03C000_SQ_TEX_CLAMP_BORDER;
 144         case PIPE_TEX_WRAP_MIRROR_REPEAT:
 145                 return V_03C000_SQ_TEX_MIRROR;
 146         case PIPE_TEX_WRAP_MIRROR_CLAMP:
 147                 return V_03C000_SQ_TEX_MIRROR_ONCE_HALF_BORDER;
 148         case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
 149                 return V_03C000_SQ_TEX_MIRROR_ONCE_LAST_TEXEL;
 150         case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
 151                 return V_03C000_SQ_TEX_MIRROR_ONCE_BORDER;
 152         }
 153 }
 154
 155 static inline unsigned r600_tex_filter(unsigned filter)
 156 {
 157         switch (filter) {
 158         default:
 159         case PIPE_TEX_FILTER_NEAREST:
 160                 return V_03C000_SQ_TEX_XY_FILTER_POINT;
 161         case PIPE_TEX_FILTER_LINEAR:
 162                 return V_03C000_SQ_TEX_XY_FILTER_BILINEAR;
 163         }
 164 }
 165
 166 static inline unsigned r600_tex_mipfilter(unsigned filter)
 167 {
 168         switch (filter) {
 169         case PIPE_TEX_MIPFILTER_NEAREST:
 170                 return V_03C000_SQ_TEX_Z_FILTER_POINT;
 171         case PIPE_TEX_MIPFILTER_LINEAR:
 172                 return V_03C000_SQ_TEX_Z_FILTER_LINEAR;
 173         default:
 174         case PIPE_TEX_MIPFILTER_NONE:
 175                 return V_03C000_SQ_TEX_Z_FILTER_NONE;
 176         }
 177 }
 178
 179 static inline unsigned r600_tex_compare(unsigned compare)
 180 {
 181         switch (compare) {
 182         default:
 183         case PIPE_FUNC_NEVER:
 184                 return V_03C000_SQ_TEX_DEPTH_COMPARE_NEVER;
 185         case PIPE_FUNC_LESS:
 186                 return V_03C000_SQ_TEX_DEPTH_COMPARE_LESS;
 187         case PIPE_FUNC_EQUAL:
 188                 return V_03C000_SQ_TEX_DEPTH_COMPARE_EQUAL;
 189         case PIPE_FUNC_LEQUAL:
 190                 return V_03C000_SQ_TEX_DEPTH_COMPARE_LESSEQUAL;
 191         case PIPE_FUNC_GREATER:
 192                 return V_03C000_SQ_TEX_DEPTH_COMPARE_GREATER;
 193         case PIPE_FUNC_NOTEQUAL:
 194                 return V_03C000_SQ_TEX_DEPTH_COMPARE_NOTEQUAL;
 195         case PIPE_FUNC_GEQUAL:
 196                 return V_03C000_SQ_TEX_DEPTH_COMPARE_GREATEREQUAL;
 197         case PIPE_FUNC_ALWAYS:
 198                 return V_03C000_SQ_TEX_DEPTH_COMPARE_ALWAYS;
 199         }
 200 }
 201
 202 static inline unsigned r600_tex_swizzle(unsigned swizzle)
 203 {
 204         switch (swizzle) {
 205         case PIPE_SWIZZLE_RED:
 206                 return V_030010_SQ_SEL_X;
 207         case PIPE_SWIZZLE_GREEN:
 208                 return V_030010_SQ_SEL_Y;
 209         case PIPE_SWIZZLE_BLUE:
 210                 return V_030010_SQ_SEL_Z;
 211         case PIPE_SWIZZLE_ALPHA:
 212                 return V_030010_SQ_SEL_W;
 213         case PIPE_SWIZZLE_ZERO:
 214                 return V_030010_SQ_SEL_0;
 215         default:
 216         case PIPE_SWIZZLE_ONE:
 217                 return V_030010_SQ_SEL_1;
 218         }
 219 }
 220
 221 static inline unsigned r600_format_type(unsigned format_type)
 222 {
 223         switch (format_type) {
 224         default:
 225         case UTIL_FORMAT_TYPE_UNSIGNED:
 226                 return V_030010_SQ_FORMAT_COMP_UNSIGNED;
 227         case UTIL_FORMAT_TYPE_SIGNED:
 228                 return V_030010_SQ_FORMAT_COMP_SIGNED;
 229         case UTIL_FORMAT_TYPE_FIXED:
 230                 return V_030010_SQ_FORMAT_COMP_UNSIGNED_BIASED;
 231         }
 232 }
 233
 234 static inline unsigned r600_tex_dim(unsigned dim)
 235 {
 236         switch (dim) {
 237         default:
 238         case PIPE_TEXTURE_1D:
 239                 return V_030000_SQ_TEX_DIM_1D;
 240         case PIPE_TEXTURE_2D:
 241         case PIPE_TEXTURE_RECT:
 242                 return V_030000_SQ_TEX_DIM_2D;
 243         case PIPE_TEXTURE_3D:
 244                 return V_030000_SQ_TEX_DIM_3D;
 245         case PIPE_TEXTURE_CUBE:
 246                 return V_030000_SQ_TEX_DIM_CUBEMAP;
 247         }
 248 }
 249
 250 static inline uint32_t r600_translate_dbformat(enum pipe_format format)
 251 {
 252         switch (format) {
 253         case PIPE_FORMAT_Z16_UNORM:
 254                 return V_028040_Z_16;
 255         case PIPE_FORMAT_Z24X8_UNORM:
 256                 return V_028040_Z_24;
 257         case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
 258                 return V_028040_Z_24;
 259         default:
 260                 return ~0;
 261         }
 262 }
 263
 264 static inline uint32_t r600_translate_colorswap(enum pipe_format format)
 265 {
 266         switch (format) {
 267                 /* 8-bit buffers. */
 268         case PIPE_FORMAT_A8_UNORM:
 269         case PIPE_FORMAT_I8_UNORM:
 270         case PIPE_FORMAT_L8_UNORM:
 271         case PIPE_FORMAT_R8_UNORM:
 272         case PIPE_FORMAT_R8_SNORM:
 273                 return V_028C70_SWAP_STD;
 274
 275                 /* 16-bit buffers. */
 276         case PIPE_FORMAT_B5G6R5_UNORM:
 277                 return V_028C70_SWAP_STD_REV;
 278
 279         case PIPE_FORMAT_B5G5R5A1_UNORM:
 280         case PIPE_FORMAT_B5G5R5X1_UNORM:
 281                 return V_028C70_SWAP_ALT;
 282
 283         case PIPE_FORMAT_B4G4R4A4_UNORM:
 284         case PIPE_FORMAT_B4G4R4X4_UNORM:
 285                 return V_028C70_SWAP_ALT;
 286
 287         case PIPE_FORMAT_Z16_UNORM:
 288                 return V_028C70_SWAP_STD;
 289                 /* 32-bit buffers. */
 290
 291         case PIPE_FORMAT_A8B8G8R8_SRGB:
 292                 return V_028C70_SWAP_STD_REV;
 293         case PIPE_FORMAT_B8G8R8A8_SRGB:
 294                 return V_028C70_SWAP_ALT;
 295
 296         case PIPE_FORMAT_B8G8R8A8_UNORM:
 297         case PIPE_FORMAT_B8G8R8X8_UNORM:
 298                 return V_028C70_SWAP_ALT;
 299
 300         case PIPE_FORMAT_A8R8G8B8_UNORM:
 301         case PIPE_FORMAT_X8R8G8B8_UNORM:
 302                 return V_028C70_SWAP_ALT_REV;
 303         case PIPE_FORMAT_R8G8B8A8_SNORM:
 304         case PIPE_FORMAT_R8G8B8X8_UNORM:
 305                 return V_028C70_SWAP_STD;
 306
 307         case PIPE_FORMAT_A8B8G8R8_UNORM:
 308         case PIPE_FORMAT_X8B8G8R8_UNORM:
 309                 //        case PIPE_FORMAT_R8SG8SB8UX8U_NORM:
 310                 return V_028C70_SWAP_STD_REV;
 311
 312         case PIPE_FORMAT_Z24X8_UNORM:
 313         case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
 314                 return V_028C70_SWAP_STD;
 315
 316         case PIPE_FORMAT_X8Z24_UNORM:
 317         case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
 318                 return V_028C70_SWAP_STD;
 319
 320         case PIPE_FORMAT_R10G10B10A2_UNORM:
 321         case PIPE_FORMAT_R10G10B10X2_SNORM:
 322         case PIPE_FORMAT_B10G10R10A2_UNORM:
 323         case PIPE_FORMAT_R10SG10SB10SA2U_NORM:
 324                 return V_028C70_SWAP_STD_REV;
 325
 326                 /* 64-bit buffers. */
 327         case PIPE_FORMAT_R16G16B16A16_UNORM:
 328         case PIPE_FORMAT_R16G16B16A16_SNORM:
 329                 //              return V_028C70_COLOR_16_16_16_16;
 330         case PIPE_FORMAT_R16G16B16A16_FLOAT:
 331                 //              return V_028C70_COLOR_16_16_16_16_FLOAT;
 332
 333                 /* 128-bit buffers. */
 334         case PIPE_FORMAT_R32G32B32A32_FLOAT:
 335                 //              return V_028C70_COLOR_32_32_32_32_FLOAT;
 336                 return 0;
 337         default:
 338                 R600_ERR("unsupported colorswap format %d\n", format);
 339                 return ~0;
 340         }
 341         return ~0;
 342 }
 343
 344 static INLINE uint32_t r600_translate_colorformat(enum pipe_format format)
 345 {
 346         switch (format) {
 347                 /* 8-bit buffers. */
 348         case PIPE_FORMAT_A8_UNORM:
 349         case PIPE_FORMAT_I8_UNORM:
 350         case PIPE_FORMAT_L8_UNORM:
 351         case PIPE_FORMAT_R8_UNORM:
 352         case PIPE_FORMAT_R8_SNORM:
 353                 return V_028C70_COLOR_8;
 354
 355                 /* 16-bit buffers. */
 356         case PIPE_FORMAT_B5G6R5_UNORM:
 357                 return V_028C70_COLOR_5_6_5;
 358
 359         case PIPE_FORMAT_B5G5R5A1_UNORM:
 360         case PIPE_FORMAT_B5G5R5X1_UNORM:
 361                 return V_028C70_COLOR_1_5_5_5;
 362
 363         case PIPE_FORMAT_B4G4R4A4_UNORM:
 364         case PIPE_FORMAT_B4G4R4X4_UNORM:
 365                 return V_028C70_COLOR_4_4_4_4;
 366
 367         case PIPE_FORMAT_Z16_UNORM:
 368                 return V_028C70_COLOR_16;
 369
 370                 /* 32-bit buffers. */
 371         case PIPE_FORMAT_A8B8G8R8_SRGB:
 372         case PIPE_FORMAT_A8B8G8R8_UNORM:
 373         case PIPE_FORMAT_A8R8G8B8_UNORM:
 374         case PIPE_FORMAT_B8G8R8A8_SRGB:
 375         case PIPE_FORMAT_B8G8R8A8_UNORM:
 376         case PIPE_FORMAT_B8G8R8X8_UNORM:
 377         case PIPE_FORMAT_R8G8B8A8_SNORM:
 378         case PIPE_FORMAT_R8G8B8A8_UNORM:
 379         case PIPE_FORMAT_R8G8B8X8_UNORM:
 380         case PIPE_FORMAT_R8SG8SB8UX8U_NORM:
 381         case PIPE_FORMAT_X8B8G8R8_UNORM:
 382         case PIPE_FORMAT_X8R8G8B8_UNORM:
 383         case PIPE_FORMAT_R8G8B8_UNORM:
 384                 return V_028C70_COLOR_8_8_8_8;
 385
 386         case PIPE_FORMAT_R10G10B10A2_UNORM:
 387         case PIPE_FORMAT_R10G10B10X2_SNORM:
 388         case PIPE_FORMAT_B10G10R10A2_UNORM:
 389         case PIPE_FORMAT_R10SG10SB10SA2U_NORM:
 390                 return V_028C70_COLOR_10_10_10_2;
 391
 392         case PIPE_FORMAT_Z24X8_UNORM:
 393         case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
 394                 return V_028C70_COLOR_8_24;
 395
 396         case PIPE_FORMAT_X8Z24_UNORM:
 397         case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
 398                 return V_028C70_COLOR_24_8;
 399
 400         case PIPE_FORMAT_R32_FLOAT:
 401                 return V_028C70_COLOR_32_FLOAT;
 402
 403         case PIPE_FORMAT_R16G16_FLOAT:
 404                 return V_028C70_COLOR_16_16_FLOAT;
 405
 406         case PIPE_FORMAT_R16G16_SSCALED:
 407                 return V_028C70_COLOR_16_16;
 408
 409                 /* 64-bit buffers. */
 410         case PIPE_FORMAT_R16G16B16A16_SSCALED:
 411         case PIPE_FORMAT_R16G16B16_SSCALED:
 412         case PIPE_FORMAT_R16G16B16A16_UNORM:
 413         case PIPE_FORMAT_R16G16B16A16_SNORM:
 414                 return V_028C70_COLOR_16_16_16_16;
 415
 416         case PIPE_FORMAT_R16G16B16_FLOAT:
 417         case PIPE_FORMAT_R16G16B16A16_FLOAT:
 418                 return V_028C70_COLOR_16_16_16_16_FLOAT;
 419
 420         case PIPE_FORMAT_R32G32_FLOAT:
 421                 return V_028C70_COLOR_32_32_FLOAT;
 422
 423         case PIPE_FORMAT_R32G32_SSCALED:
 424                 return V_028C70_COLOR_32_32;
 425
 426                 /* 128-bit buffers. */
 427         case PIPE_FORMAT_R32G32B32_FLOAT:
 428                 return V_028C70_COLOR_32_32_32_FLOAT;
 429         case PIPE_FORMAT_R32G32B32A32_FLOAT:
 430                 return V_028C70_COLOR_32_32_32_32_FLOAT;
 431
 432                 /* YUV buffers. */
 433         case PIPE_FORMAT_UYVY:
 434         case PIPE_FORMAT_YUYV:
 435         default:
 436                 R600_ERR("unsupported color format %d\n", format);
 437                 return ~0; /* Unsupported. */
 438         }
 439 }
 440
 441 static INLINE void r600_translate_vertex_num_format(enum pipe_format format, uint32_t *num_format_p,
 442                                                     uint32_t *format_comp_p)
 443 {
 444         uint32_t num_format = 0, format_comp = 0;
 445         switch (format) {
 446         case PIPE_FORMAT_R16G16B16A16_SSCALED:
 447         case PIPE_FORMAT_R16G16B16_SSCALED:
 448         case PIPE_FORMAT_R16G16_SSCALED:
 449         case PIPE_FORMAT_R32G32_SSCALED:
 450                 num_format = V_030008_SQ_NUM_FORMAT_SCALED;
 451                 format_comp = 1;
 452                 break;
 453         default:
 454                 break;
 455         }
 456         *num_format_p = num_format;
 457         *format_comp_p = format_comp;
 458 }
 459
 460 static INLINE boolean r600_is_sampler_format_supported(enum pipe_format format)
 461 {
 462         return r600_translate_texformat(format, NULL, NULL, NULL) != ~0;
 463 }
 464
 465 static INLINE boolean r600_is_colorbuffer_format_supported(enum pipe_format format)
 466 {
 467         return r600_translate_colorformat(format) != ~0 &&
 468                 r600_translate_colorswap(format) != ~0;
 469 }
 470
 471 static INLINE boolean r600_is_zs_format_supported(enum pipe_format format)
 472 {
 473         return r600_translate_dbformat(format) != ~0;
 474 }
 475
 476 static INLINE boolean r600_is_vertex_format_supported(enum pipe_format format)
 477 {
 478         return r600_translate_colorformat(format) != ~0;
 479 }
 480
 481 #endif