src/gallium/drivers/r600/r600_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 R600_STATE_INLINES_H
  24 #define R600_STATE_INLINES_H
  25
  26 #include "util/u_format.h"
  27 #include "r600d.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_028804_COMB_DST_PLUS_SRC;
  34         case PIPE_BLEND_SUBTRACT:
  35                 return V_028804_COMB_SRC_MINUS_DST;
  36         case PIPE_BLEND_REVERSE_SUBTRACT:
  37                 return V_028804_COMB_DST_MINUS_SRC;
  38         case PIPE_BLEND_MIN:
  39                 return V_028804_COMB_MIN_DST_SRC;
  40         case PIPE_BLEND_MAX:
  41                 return V_028804_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_028804_BLEND_ONE;
  55         case PIPE_BLENDFACTOR_SRC_COLOR:
  56                 return V_028804_BLEND_SRC_COLOR;
  57         case PIPE_BLENDFACTOR_SRC_ALPHA:
  58                 return V_028804_BLEND_SRC_ALPHA;
  59         case PIPE_BLENDFACTOR_DST_ALPHA:
  60                 return V_028804_BLEND_DST_ALPHA;
  61         case PIPE_BLENDFACTOR_DST_COLOR:
  62                 return V_028804_BLEND_DST_COLOR;
  63         case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
  64                 return V_028804_BLEND_SRC_ALPHA_SATURATE;
  65         case PIPE_BLENDFACTOR_CONST_COLOR:
  66                 return V_028804_BLEND_CONST_COLOR;
  67         case PIPE_BLENDFACTOR_CONST_ALPHA:
  68                 return V_028804_BLEND_CONST_ALPHA;
  69         case PIPE_BLENDFACTOR_ZERO:
  70                 return V_028804_BLEND_ZERO;
  71         case PIPE_BLENDFACTOR_INV_SRC_COLOR:
  72                 return V_028804_BLEND_ONE_MINUS_SRC_COLOR;
  73         case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
  74                 return V_028804_BLEND_ONE_MINUS_SRC_ALPHA;
  75         case PIPE_BLENDFACTOR_INV_DST_ALPHA:
  76                 return V_028804_BLEND_ONE_MINUS_DST_ALPHA;
  77         case PIPE_BLENDFACTOR_INV_DST_COLOR:
  78                 return V_028804_BLEND_ONE_MINUS_DST_COLOR;
  79         case PIPE_BLENDFACTOR_INV_CONST_COLOR:
  80                 return V_028804_BLEND_ONE_MINUS_CONST_COLOR;
  81         case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
  82                 return V_028804_BLEND_ONE_MINUS_CONST_ALPHA;
  83         case PIPE_BLENDFACTOR_SRC1_COLOR:
  84                 return V_028804_BLEND_SRC1_COLOR;
  85         case PIPE_BLENDFACTOR_SRC1_ALPHA:
  86                 return V_028804_BLEND_SRC1_ALPHA;
  87         case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
  88                 return V_028804_BLEND_INV_SRC1_COLOR;
  89         case PIPE_BLENDFACTOR_INV_SRC1_ALPHA:
  90                 return V_028804_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 uint32_t r600_translate_dbformat(enum pipe_format format)
 133 {
 134         switch (format) {
 135         case PIPE_FORMAT_Z16_UNORM:
 136                 return V_028010_DEPTH_16;
 137         case PIPE_FORMAT_Z24X8_UNORM:
 138                 return V_028010_DEPTH_X8_24;
 139         case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
 140                 return V_028010_DEPTH_8_24;
 141         default:
 142                 return ~0;
 143         }
 144 }
 145
 146 static uint32_t r600_translate_colorswap(enum pipe_format format)
 147 {
 148         switch (format) {
 149                 /* 8-bit buffers. */
 150         case PIPE_FORMAT_A8_UNORM:
 151         case PIPE_FORMAT_I8_UNORM:
 152         case PIPE_FORMAT_L8_UNORM:
 153         case PIPE_FORMAT_R8_UNORM:
 154         case PIPE_FORMAT_R8_SNORM:
 155                 return V_0280A0_SWAP_STD;
 156
 157                 /* 16-bit buffers. */
 158         case PIPE_FORMAT_B5G6R5_UNORM:
 159                 return V_0280A0_SWAP_STD_REV;
 160
 161         case PIPE_FORMAT_B5G5R5A1_UNORM:
 162         case PIPE_FORMAT_B5G5R5X1_UNORM:
 163                 return V_0280A0_SWAP_ALT;
 164
 165         case PIPE_FORMAT_B4G4R4A4_UNORM:
 166         case PIPE_FORMAT_B4G4R4X4_UNORM:
 167                 return V_0280A0_SWAP_ALT;
 168                 /* 32-bit buffers. */
 169
 170         case PIPE_FORMAT_A8B8G8R8_SRGB:
 171                 return V_0280A0_SWAP_STD_REV;
 172         case PIPE_FORMAT_B8G8R8A8_SRGB:
 173                 return V_0280A0_SWAP_ALT;
 174
 175         case PIPE_FORMAT_B8G8R8A8_UNORM:
 176         case PIPE_FORMAT_B8G8R8X8_UNORM:
 177                 return V_0280A0_SWAP_ALT;
 178
 179         case PIPE_FORMAT_A8R8G8B8_UNORM:
 180         case PIPE_FORMAT_X8R8G8B8_UNORM:
 181                 return V_0280A0_SWAP_ALT_REV;
 182         case PIPE_FORMAT_R8G8B8A8_SNORM:
 183         case PIPE_FORMAT_R8G8B8X8_UNORM:
 184                 return V_0280A0_SWAP_STD;
 185
 186         case PIPE_FORMAT_A8B8G8R8_UNORM:
 187         case PIPE_FORMAT_X8B8G8R8_UNORM:
 188                 //        case PIPE_FORMAT_R8SG8SB8UX8U_NORM:
 189                 return V_0280A0_SWAP_STD_REV;
 190
 191         case PIPE_FORMAT_Z24X8_UNORM:
 192         case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
 193                 return V_0280A0_SWAP_STD;
 194
 195         case PIPE_FORMAT_R10G10B10A2_UNORM:
 196         case PIPE_FORMAT_R10G10B10X2_SNORM:
 197         case PIPE_FORMAT_B10G10R10A2_UNORM:
 198         case PIPE_FORMAT_R10SG10SB10SA2U_NORM:
 199                 return V_0280A0_SWAP_STD_REV;
 200
 201                 /* 64-bit buffers. */
 202         case PIPE_FORMAT_R16G16B16A16_UNORM:
 203         case PIPE_FORMAT_R16G16B16A16_SNORM:
 204                 //              return V_0280A0_COLOR_16_16_16_16;
 205         case PIPE_FORMAT_R16G16B16A16_FLOAT:
 206                 //              return V_0280A0_COLOR_16_16_16_16_FLOAT;
 207
 208                 /* 128-bit buffers. */
 209         case PIPE_FORMAT_R32G32B32A32_FLOAT:
 210                 //              return V_0280A0_COLOR_32_32_32_32_FLOAT;
 211                 return 0;
 212         default:
 213                 R600_ERR("unsupported colorswap format %d\n", format);
 214                 return ~0;
 215         }
 216         return ~0;
 217 }
 218
 219 static INLINE uint32_t r600_translate_colorformat(enum pipe_format format)
 220 {
 221         switch (format) {
 222                 /* 8-bit buffers. */
 223         case PIPE_FORMAT_A8_UNORM:
 224         case PIPE_FORMAT_I8_UNORM:
 225         case PIPE_FORMAT_L8_UNORM:
 226         case PIPE_FORMAT_R8_UNORM:
 227         case PIPE_FORMAT_R8_SNORM:
 228                 return V_0280A0_COLOR_8;
 229
 230                 /* 16-bit buffers. */
 231         case PIPE_FORMAT_B5G6R5_UNORM:
 232                 return V_0280A0_COLOR_5_6_5;
 233
 234         case PIPE_FORMAT_B5G5R5A1_UNORM:
 235         case PIPE_FORMAT_B5G5R5X1_UNORM:
 236                 return V_0280A0_COLOR_1_5_5_5;
 237
 238         case PIPE_FORMAT_B4G4R4A4_UNORM:
 239         case PIPE_FORMAT_B4G4R4X4_UNORM:
 240                 return V_0280A0_COLOR_4_4_4_4;
 241
 242                 /* 32-bit buffers. */
 243         case PIPE_FORMAT_A8B8G8R8_SRGB:
 244         case PIPE_FORMAT_A8B8G8R8_UNORM:
 245         case PIPE_FORMAT_A8R8G8B8_UNORM:
 246         case PIPE_FORMAT_B8G8R8A8_SRGB:
 247         case PIPE_FORMAT_B8G8R8A8_UNORM:
 248         case PIPE_FORMAT_B8G8R8X8_UNORM:
 249         case PIPE_FORMAT_R8G8B8A8_SNORM:
 250         case PIPE_FORMAT_R8G8B8A8_UNORM:
 251         case PIPE_FORMAT_R8G8B8X8_UNORM:
 252         case PIPE_FORMAT_R8SG8SB8UX8U_NORM:
 253         case PIPE_FORMAT_X8B8G8R8_UNORM:
 254         case PIPE_FORMAT_X8R8G8B8_UNORM:
 255                 return V_0280A0_COLOR_8_8_8_8;
 256
 257         case PIPE_FORMAT_R10G10B10A2_UNORM:
 258         case PIPE_FORMAT_R10G10B10X2_SNORM:
 259         case PIPE_FORMAT_B10G10R10A2_UNORM:
 260         case PIPE_FORMAT_R10SG10SB10SA2U_NORM:
 261                 return V_0280A0_COLOR_10_10_10_2;
 262
 263         case PIPE_FORMAT_Z24X8_UNORM:
 264         case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
 265                 return V_0280A0_COLOR_24_8;
 266
 267                 /* 64-bit buffers. */
 268         case PIPE_FORMAT_R16G16B16A16_UNORM:
 269         case PIPE_FORMAT_R16G16B16A16_SNORM:
 270                 return V_0280A0_COLOR_16_16_16_16;
 271         case PIPE_FORMAT_R16G16B16A16_FLOAT:
 272                 return V_0280A0_COLOR_16_16_16_16_FLOAT;
 273         case PIPE_FORMAT_R32G32_FLOAT:
 274                 return V_0280A0_COLOR_32_32_FLOAT;
 275
 276                 /* 128-bit buffers. */
 277         case PIPE_FORMAT_R32G32B32_FLOAT:
 278         case PIPE_FORMAT_R32G32B32A32_FLOAT:
 279                 return V_0280A0_COLOR_32_32_32_32_FLOAT;
 280
 281                 /* YUV buffers. */
 282         case PIPE_FORMAT_UYVY:
 283         case PIPE_FORMAT_YUYV:
 284         default:
 285                 R600_ERR("unsupported color format %d\n", format);
 286                 return ~0; /* Unsupported. */
 287         }
 288 }
 289
 290 static INLINE boolean r600_is_sampler_format_supported(enum pipe_format format)
 291 {
 292         return r600_translate_texformat(format, NULL, NULL, NULL) != ~0;
 293 }
 294
 295 static INLINE boolean r600_is_colorbuffer_format_supported(enum pipe_format format)
 296 {
 297         return r600_translate_colorformat(format) != ~0 &&
 298                 r600_translate_colorswap(format) != ~0;
 299 }
 300
 301 static INLINE boolean r600_is_zs_format_supported(enum pipe_format format)
 302 {
 303         return r600_translate_dbformat(format) != ~0;
 304 }
 305
 306 static INLINE boolean r600_is_vertex_format_supported(enum pipe_format format)
 307 {
 308         return r600_translate_colorformat(format) != ~0;
 309 }
 310
 311 #endif