Details | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 55 | pj | 1 | /* $Id: colortab.c,v 1.1 2003-02-28 11:41:58 pj Exp $ */ |
| 2 | |||
| 3 | /* |
||
| 4 | * Mesa 3-D graphics library |
||
| 5 | * Version: 4.1 |
||
| 6 | * |
||
| 7 | * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. |
||
| 8 | * |
||
| 9 | * Permission is hereby granted, free of charge, to any person obtaining a |
||
| 10 | * copy of this software and associated documentation files (the "Software"), |
||
| 11 | * to deal in the Software without restriction, including without limitation |
||
| 12 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
||
| 13 | * and/or sell copies of the Software, and to permit persons to whom the |
||
| 14 | * Software is furnished to do so, subject to the following conditions: |
||
| 15 | * |
||
| 16 | * The above copyright notice and this permission notice shall be included |
||
| 17 | * in all copies or substantial portions of the Software. |
||
| 18 | * |
||
| 19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
||
| 20 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
||
| 21 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
||
| 22 | * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
||
| 23 | * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
||
| 24 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
||
| 25 | */ |
||
| 26 | |||
| 27 | |||
| 28 | #include "glheader.h" |
||
| 29 | #include "imports.h" |
||
| 30 | #include "colortab.h" |
||
| 31 | #include "context.h" |
||
| 32 | #include "image.h" |
||
| 33 | #include "macros.h" |
||
| 34 | #include "mmath.h" |
||
| 35 | #include "state.h" |
||
| 36 | |||
| 37 | |||
| 38 | /* |
||
| 39 | * Given an internalFormat token passed to glColorTable, |
||
| 40 | * return the corresponding base format. |
||
| 41 | * Return -1 if invalid token. |
||
| 42 | */ |
||
| 43 | static GLint |
||
| 44 | base_colortab_format( GLenum format ) |
||
| 45 | { |
||
| 46 | switch (format) { |
||
| 47 | case GL_ALPHA: |
||
| 48 | case GL_ALPHA4: |
||
| 49 | case GL_ALPHA8: |
||
| 50 | case GL_ALPHA12: |
||
| 51 | case GL_ALPHA16: |
||
| 52 | return GL_ALPHA; |
||
| 53 | case GL_LUMINANCE: |
||
| 54 | case GL_LUMINANCE4: |
||
| 55 | case GL_LUMINANCE8: |
||
| 56 | case GL_LUMINANCE12: |
||
| 57 | case GL_LUMINANCE16: |
||
| 58 | return GL_LUMINANCE; |
||
| 59 | case GL_LUMINANCE_ALPHA: |
||
| 60 | case GL_LUMINANCE4_ALPHA4: |
||
| 61 | case GL_LUMINANCE6_ALPHA2: |
||
| 62 | case GL_LUMINANCE8_ALPHA8: |
||
| 63 | case GL_LUMINANCE12_ALPHA4: |
||
| 64 | case GL_LUMINANCE12_ALPHA12: |
||
| 65 | case GL_LUMINANCE16_ALPHA16: |
||
| 66 | return GL_LUMINANCE_ALPHA; |
||
| 67 | case GL_INTENSITY: |
||
| 68 | case GL_INTENSITY4: |
||
| 69 | case GL_INTENSITY8: |
||
| 70 | case GL_INTENSITY12: |
||
| 71 | case GL_INTENSITY16: |
||
| 72 | return GL_INTENSITY; |
||
| 73 | case GL_RGB: |
||
| 74 | case GL_R3_G3_B2: |
||
| 75 | case GL_RGB4: |
||
| 76 | case GL_RGB5: |
||
| 77 | case GL_RGB8: |
||
| 78 | case GL_RGB10: |
||
| 79 | case GL_RGB12: |
||
| 80 | case GL_RGB16: |
||
| 81 | return GL_RGB; |
||
| 82 | case GL_RGBA: |
||
| 83 | case GL_RGBA2: |
||
| 84 | case GL_RGBA4: |
||
| 85 | case GL_RGB5_A1: |
||
| 86 | case GL_RGBA8: |
||
| 87 | case GL_RGB10_A2: |
||
| 88 | case GL_RGBA12: |
||
| 89 | case GL_RGBA16: |
||
| 90 | return GL_RGBA; |
||
| 91 | default: |
||
| 92 | return -1; /* error */ |
||
| 93 | } |
||
| 94 | } |
||
| 95 | |||
| 96 | |||
| 97 | void |
||
| 98 | _mesa_init_colortable( struct gl_color_table *p ) |
||
| 99 | { |
||
| 100 | p->FloatTable = GL_FALSE; |
||
| 101 | p->Table = NULL; |
||
| 102 | p->Size = 0; |
||
| 103 | p->IntFormat = GL_RGBA; |
||
| 104 | } |
||
| 105 | |||
| 106 | |||
| 107 | |||
| 108 | void |
||
| 109 | _mesa_free_colortable_data( struct gl_color_table *p ) |
||
| 110 | { |
||
| 111 | if (p->Table) { |
||
| 112 | FREE(p->Table); |
||
| 113 | p->Table = NULL; |
||
| 114 | } |
||
| 115 | } |
||
| 116 | |||
| 117 | |||
| 118 | /* |
||
| 119 | * Examine table's format and set the component sizes accordingly. |
||
| 120 | */ |
||
| 121 | static void |
||
| 122 | set_component_sizes( struct gl_color_table *table ) |
||
| 123 | { |
||
| 124 | switch (table->Format) { |
||
| 125 | case GL_ALPHA: |
||
| 126 | table->RedSize = 0; |
||
| 127 | table->GreenSize = 0; |
||
| 128 | table->BlueSize = 0; |
||
| 129 | table->AlphaSize = CHAN_BITS; |
||
| 130 | table->IntensitySize = 0; |
||
| 131 | table->LuminanceSize = 0; |
||
| 132 | break; |
||
| 133 | case GL_LUMINANCE: |
||
| 134 | table->RedSize = 0; |
||
| 135 | table->GreenSize = 0; |
||
| 136 | table->BlueSize = 0; |
||
| 137 | table->AlphaSize = 0; |
||
| 138 | table->IntensitySize = 0; |
||
| 139 | table->LuminanceSize = CHAN_BITS; |
||
| 140 | break; |
||
| 141 | case GL_LUMINANCE_ALPHA: |
||
| 142 | table->RedSize = 0; |
||
| 143 | table->GreenSize = 0; |
||
| 144 | table->BlueSize = 0; |
||
| 145 | table->AlphaSize = CHAN_BITS; |
||
| 146 | table->IntensitySize = 0; |
||
| 147 | table->LuminanceSize = CHAN_BITS; |
||
| 148 | break; |
||
| 149 | case GL_INTENSITY: |
||
| 150 | table->RedSize = 0; |
||
| 151 | table->GreenSize = 0; |
||
| 152 | table->BlueSize = 0; |
||
| 153 | table->AlphaSize = 0; |
||
| 154 | table->IntensitySize = CHAN_BITS; |
||
| 155 | table->LuminanceSize = 0; |
||
| 156 | break; |
||
| 157 | case GL_RGB: |
||
| 158 | table->RedSize = CHAN_BITS; |
||
| 159 | table->GreenSize = CHAN_BITS; |
||
| 160 | table->BlueSize = CHAN_BITS; |
||
| 161 | table->AlphaSize = 0; |
||
| 162 | table->IntensitySize = 0; |
||
| 163 | table->LuminanceSize = 0; |
||
| 164 | break; |
||
| 165 | case GL_RGBA: |
||
| 166 | table->RedSize = CHAN_BITS; |
||
| 167 | table->GreenSize = CHAN_BITS; |
||
| 168 | table->BlueSize = CHAN_BITS; |
||
| 169 | table->AlphaSize = CHAN_BITS; |
||
| 170 | table->IntensitySize = 0; |
||
| 171 | table->LuminanceSize = 0; |
||
| 172 | break; |
||
| 173 | default: |
||
| 174 | _mesa_problem(NULL, "unexpected format in set_component_sizes"); |
||
| 175 | } |
||
| 176 | } |
||
| 177 | |||
| 178 | |||
| 179 | |||
| 180 | void |
||
| 181 | _mesa_ColorTable( GLenum target, GLenum internalFormat, |
||
| 182 | GLsizei width, GLenum format, GLenum type, |
||
| 183 | const GLvoid *data ) |
||
| 184 | { |
||
| 185 | GET_CURRENT_CONTEXT(ctx); |
||
| 186 | struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; |
||
| 187 | struct gl_texture_object *texObj = NULL; |
||
| 188 | struct gl_color_table *table = NULL; |
||
| 189 | GLboolean proxy = GL_FALSE; |
||
| 190 | GLint baseFormat; |
||
| 191 | GLfloat rScale = 1.0, gScale = 1.0, bScale = 1.0, aScale = 1.0; |
||
| 192 | GLfloat rBias = 0.0, gBias = 0.0, bBias = 0.0, aBias = 0.0; |
||
| 193 | GLboolean floatTable = GL_FALSE; |
||
| 194 | GLint comps; |
||
| 195 | ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); /* too complex */ |
||
| 196 | |||
| 197 | switch (target) { |
||
| 198 | case GL_TEXTURE_1D: |
||
| 199 | texObj = texUnit->Current1D; |
||
| 200 | table = &texObj->Palette; |
||
| 201 | break; |
||
| 202 | case GL_TEXTURE_2D: |
||
| 203 | texObj = texUnit->Current2D; |
||
| 204 | table = &texObj->Palette; |
||
| 205 | break; |
||
| 206 | case GL_TEXTURE_3D: |
||
| 207 | texObj = texUnit->Current3D; |
||
| 208 | table = &texObj->Palette; |
||
| 209 | break; |
||
| 210 | case GL_TEXTURE_CUBE_MAP_ARB: |
||
| 211 | if (!ctx->Extensions.ARB_texture_cube_map) { |
||
| 212 | _mesa_error(ctx, GL_INVALID_ENUM, "glColorTable(target)"); |
||
| 213 | return; |
||
| 214 | } |
||
| 215 | texObj = texUnit->CurrentCubeMap; |
||
| 216 | table = &texObj->Palette; |
||
| 217 | break; |
||
| 218 | case GL_PROXY_TEXTURE_1D: |
||
| 219 | texObj = ctx->Texture.Proxy1D; |
||
| 220 | table = &texObj->Palette; |
||
| 221 | proxy = GL_TRUE; |
||
| 222 | break; |
||
| 223 | case GL_PROXY_TEXTURE_2D: |
||
| 224 | texObj = ctx->Texture.Proxy2D; |
||
| 225 | table = &texObj->Palette; |
||
| 226 | proxy = GL_TRUE; |
||
| 227 | break; |
||
| 228 | case GL_PROXY_TEXTURE_3D: |
||
| 229 | texObj = ctx->Texture.Proxy3D; |
||
| 230 | table = &texObj->Palette; |
||
| 231 | proxy = GL_TRUE; |
||
| 232 | break; |
||
| 233 | case GL_PROXY_TEXTURE_CUBE_MAP_ARB: |
||
| 234 | if (!ctx->Extensions.ARB_texture_cube_map) { |
||
| 235 | _mesa_error(ctx, GL_INVALID_ENUM, "glColorTable(target)"); |
||
| 236 | return; |
||
| 237 | } |
||
| 238 | texObj = ctx->Texture.ProxyCubeMap; |
||
| 239 | table = &texObj->Palette; |
||
| 240 | break; |
||
| 241 | case GL_SHARED_TEXTURE_PALETTE_EXT: |
||
| 242 | table = &ctx->Texture.Palette; |
||
| 243 | break; |
||
| 244 | case GL_COLOR_TABLE: |
||
| 245 | table = &ctx->ColorTable; |
||
| 246 | floatTable = GL_TRUE; |
||
| 247 | rScale = ctx->Pixel.ColorTableScale[0]; |
||
| 248 | gScale = ctx->Pixel.ColorTableScale[1]; |
||
| 249 | bScale = ctx->Pixel.ColorTableScale[2]; |
||
| 250 | aScale = ctx->Pixel.ColorTableScale[3]; |
||
| 251 | rBias = ctx->Pixel.ColorTableBias[0]; |
||
| 252 | gBias = ctx->Pixel.ColorTableBias[1]; |
||
| 253 | bBias = ctx->Pixel.ColorTableBias[2]; |
||
| 254 | aBias = ctx->Pixel.ColorTableBias[3]; |
||
| 255 | break; |
||
| 256 | case GL_PROXY_COLOR_TABLE: |
||
| 257 | table = &ctx->ProxyColorTable; |
||
| 258 | proxy = GL_TRUE; |
||
| 259 | break; |
||
| 260 | case GL_POST_CONVOLUTION_COLOR_TABLE: |
||
| 261 | table = &ctx->PostConvolutionColorTable; |
||
| 262 | floatTable = GL_TRUE; |
||
| 263 | rScale = ctx->Pixel.PCCTscale[0]; |
||
| 264 | gScale = ctx->Pixel.PCCTscale[1]; |
||
| 265 | bScale = ctx->Pixel.PCCTscale[2]; |
||
| 266 | aScale = ctx->Pixel.PCCTscale[3]; |
||
| 267 | rBias = ctx->Pixel.PCCTbias[0]; |
||
| 268 | gBias = ctx->Pixel.PCCTbias[1]; |
||
| 269 | bBias = ctx->Pixel.PCCTbias[2]; |
||
| 270 | aBias = ctx->Pixel.PCCTbias[3]; |
||
| 271 | break; |
||
| 272 | case GL_PROXY_POST_CONVOLUTION_COLOR_TABLE: |
||
| 273 | table = &ctx->ProxyPostConvolutionColorTable; |
||
| 274 | proxy = GL_TRUE; |
||
| 275 | break; |
||
| 276 | case GL_POST_COLOR_MATRIX_COLOR_TABLE: |
||
| 277 | table = &ctx->PostColorMatrixColorTable; |
||
| 278 | floatTable = GL_TRUE; |
||
| 279 | rScale = ctx->Pixel.PCMCTscale[0]; |
||
| 280 | gScale = ctx->Pixel.PCMCTscale[1]; |
||
| 281 | bScale = ctx->Pixel.PCMCTscale[2]; |
||
| 282 | aScale = ctx->Pixel.PCMCTscale[3]; |
||
| 283 | rBias = ctx->Pixel.PCMCTbias[0]; |
||
| 284 | gBias = ctx->Pixel.PCMCTbias[1]; |
||
| 285 | bBias = ctx->Pixel.PCMCTbias[2]; |
||
| 286 | aBias = ctx->Pixel.PCMCTbias[3]; |
||
| 287 | break; |
||
| 288 | case GL_PROXY_POST_COLOR_MATRIX_COLOR_TABLE: |
||
| 289 | table = &ctx->ProxyPostColorMatrixColorTable; |
||
| 290 | proxy = GL_TRUE; |
||
| 291 | break; |
||
| 292 | default: |
||
| 293 | _mesa_error(ctx, GL_INVALID_ENUM, "glColorTable(target)"); |
||
| 294 | return; |
||
| 295 | } |
||
| 296 | |||
| 297 | assert(table); |
||
| 298 | |||
| 299 | if (!_mesa_is_legal_format_and_type(format, type) || |
||
| 300 | format == GL_INTENSITY) { |
||
| 301 | _mesa_error(ctx, GL_INVALID_OPERATION, "glColorTable(format or type)"); |
||
| 302 | return; |
||
| 303 | } |
||
| 304 | |||
| 305 | baseFormat = base_colortab_format(internalFormat); |
||
| 306 | if (baseFormat < 0 || baseFormat == GL_COLOR_INDEX) { |
||
| 307 | _mesa_error(ctx, GL_INVALID_ENUM, "glColorTable(internalFormat)"); |
||
| 308 | return; |
||
| 309 | } |
||
| 310 | |||
| 311 | if (width < 0 || (width != 0 && _mesa_bitcount(width) != 1)) { |
||
| 312 | /* error */ |
||
| 313 | if (proxy) { |
||
| 314 | table->Size = 0; |
||
| 315 | table->IntFormat = (GLenum) 0; |
||
| 316 | table->Format = (GLenum) 0; |
||
| 317 | } |
||
| 318 | else { |
||
| 319 | _mesa_error(ctx, GL_INVALID_VALUE, "glColorTable(width=%d)", width); |
||
| 320 | } |
||
| 321 | return; |
||
| 322 | } |
||
| 323 | |||
| 324 | if (width > (GLsizei) ctx->Const.MaxColorTableSize) { |
||
| 325 | if (proxy) { |
||
| 326 | table->Size = 0; |
||
| 327 | table->IntFormat = (GLenum) 0; |
||
| 328 | table->Format = (GLenum) 0; |
||
| 329 | } |
||
| 330 | else { |
||
| 331 | _mesa_error(ctx, GL_TABLE_TOO_LARGE, "glColorTable(width)"); |
||
| 332 | } |
||
| 333 | return; |
||
| 334 | } |
||
| 335 | |||
| 336 | table->Size = width; |
||
| 337 | table->IntFormat = internalFormat; |
||
| 338 | table->Format = (GLenum) baseFormat; |
||
| 339 | set_component_sizes(table); |
||
| 340 | |||
| 341 | comps = _mesa_components_in_format(table->Format); |
||
| 342 | assert(comps > 0); /* error should have been caught sooner */ |
||
| 343 | |||
| 344 | if (!proxy) { |
||
| 345 | /* free old table, if any */ |
||
| 346 | if (table->Table) { |
||
| 347 | FREE(table->Table); |
||
| 348 | table->Table = NULL; |
||
| 349 | } |
||
| 350 | if (width > 0) { |
||
| 351 | if (floatTable) { |
||
| 352 | GLfloat tempTab[MAX_COLOR_TABLE_SIZE * 4]; |
||
| 353 | GLfloat *tableF; |
||
| 354 | GLint i; |
||
| 355 | |||
| 356 | _mesa_unpack_float_color_span(ctx, width, table->Format, |
||
| 357 | tempTab, /* dest */ |
||
| 358 | format, type, data, &ctx->Unpack, |
||
| 359 | 0, GL_FALSE); |
||
| 360 | |||
| 361 | table->FloatTable = GL_TRUE; |
||
| 362 | table->Table = MALLOC(comps * width * sizeof(GLfloat)); |
||
| 363 | if (!table->Table) { |
||
| 364 | _mesa_error(ctx, GL_OUT_OF_MEMORY, "glColorTable"); |
||
| 365 | return; |
||
| 366 | } |
||
| 367 | |||
| 368 | tableF = (GLfloat *) table->Table; |
||
| 369 | |||
| 370 | switch (table->Format) { |
||
| 371 | case GL_INTENSITY: |
||
| 372 | for (i = 0; i < width; i++) { |
||
| 373 | tableF[i] = CLAMP(tempTab[i] * rScale + rBias, 0.0F, 1.0F); |
||
| 374 | } |
||
| 375 | break; |
||
| 376 | case GL_LUMINANCE: |
||
| 377 | for (i = 0; i < width; i++) { |
||
| 378 | tableF[i] = CLAMP(tempTab[i] * rScale + rBias, 0.0F, 1.0F); |
||
| 379 | } |
||
| 380 | break; |
||
| 381 | case GL_ALPHA: |
||
| 382 | for (i = 0; i < width; i++) { |
||
| 383 | tableF[i] = CLAMP(tempTab[i] * aScale + aBias, 0.0F, 1.0F); |
||
| 384 | } |
||
| 385 | break; |
||
| 386 | case GL_LUMINANCE_ALPHA: |
||
| 387 | for (i = 0; i < width; i++) { |
||
| 388 | tableF[i*2+0] = CLAMP(tempTab[i*2+0] * rScale + rBias, 0.0F, 1.0F); |
||
| 389 | tableF[i*2+1] = CLAMP(tempTab[i*2+1] * aScale + aBias, 0.0F, 1.0F); |
||
| 390 | } |
||
| 391 | break; |
||
| 392 | case GL_RGB: |
||
| 393 | for (i = 0; i < width; i++) { |
||
| 394 | tableF[i*3+0] = CLAMP(tempTab[i*3+0] * rScale + rBias, 0.0F, 1.0F); |
||
| 395 | tableF[i*3+1] = CLAMP(tempTab[i*3+1] * gScale + gBias, 0.0F, 1.0F); |
||
| 396 | tableF[i*3+2] = CLAMP(tempTab[i*3+2] * bScale + bBias, 0.0F, 1.0F); |
||
| 397 | } |
||
| 398 | break; |
||
| 399 | case GL_RGBA: |
||
| 400 | for (i = 0; i < width; i++) { |
||
| 401 | tableF[i*4+0] = CLAMP(tempTab[i*4+0] * rScale + rBias, 0.0F, 1.0F); |
||
| 402 | tableF[i*4+1] = CLAMP(tempTab[i*4+1] * gScale + gBias, 0.0F, 1.0F); |
||
| 403 | tableF[i*4+2] = CLAMP(tempTab[i*4+2] * bScale + bBias, 0.0F, 1.0F); |
||
| 404 | tableF[i*4+3] = CLAMP(tempTab[i*4+3] * aScale + aBias, 0.0F, 1.0F); |
||
| 405 | } |
||
| 406 | break; |
||
| 407 | default: |
||
| 408 | _mesa_problem(ctx, "Bad format in _mesa_ColorTable"); |
||
| 409 | return; |
||
| 410 | } |
||
| 411 | } |
||
| 412 | else { |
||
| 413 | /* store GLchan table */ |
||
| 414 | table->FloatTable = GL_FALSE; |
||
| 415 | table->Table = MALLOC(comps * width * sizeof(GLchan)); |
||
| 416 | if (!table->Table) { |
||
| 417 | _mesa_error(ctx, GL_OUT_OF_MEMORY, "glColorTable"); |
||
| 418 | return; |
||
| 419 | } |
||
| 420 | _mesa_unpack_chan_color_span(ctx, width, table->Format, |
||
| 421 | (GLchan *) table->Table, /* dest */ |
||
| 422 | format, type, data, |
||
| 423 | &ctx->Unpack, 0); |
||
| 424 | } /* floatTable */ |
||
| 425 | } /* width > 0 */ |
||
| 426 | } /* proxy */ |
||
| 427 | |||
| 428 | if (texObj || target == GL_SHARED_TEXTURE_PALETTE_EXT) { |
||
| 429 | /* texture object palette, texObj==NULL means the shared palette */ |
||
| 430 | if (ctx->Driver.UpdateTexturePalette) { |
||
| 431 | (*ctx->Driver.UpdateTexturePalette)( ctx, texObj ); |
||
| 432 | } |
||
| 433 | } |
||
| 434 | |||
| 435 | ctx->NewState |= _NEW_PIXEL; |
||
| 436 | } |
||
| 437 | |||
| 438 | |||
| 439 | |||
| 440 | void |
||
| 441 | _mesa_ColorSubTable( GLenum target, GLsizei start, |
||
| 442 | GLsizei count, GLenum format, GLenum type, |
||
| 443 | const GLvoid *data ) |
||
| 444 | { |
||
| 445 | GET_CURRENT_CONTEXT(ctx); |
||
| 446 | struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; |
||
| 447 | struct gl_texture_object *texObj = NULL; |
||
| 448 | struct gl_color_table *table = NULL; |
||
| 449 | GLfloat rScale = 1.0, gScale = 1.0, bScale = 1.0, aScale = 1.0; |
||
| 450 | GLfloat rBias = 0.0, gBias = 0.0, bBias = 0.0, aBias = 0.0; |
||
| 451 | GLint comps; |
||
| 452 | ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
||
| 453 | |||
| 454 | switch (target) { |
||
| 455 | case GL_TEXTURE_1D: |
||
| 456 | texObj = texUnit->Current1D; |
||
| 457 | table = &texObj->Palette; |
||
| 458 | break; |
||
| 459 | case GL_TEXTURE_2D: |
||
| 460 | texObj = texUnit->Current2D; |
||
| 461 | table = &texObj->Palette; |
||
| 462 | break; |
||
| 463 | case GL_TEXTURE_3D: |
||
| 464 | texObj = texUnit->Current3D; |
||
| 465 | table = &texObj->Palette; |
||
| 466 | break; |
||
| 467 | case GL_TEXTURE_CUBE_MAP_ARB: |
||
| 468 | if (!ctx->Extensions.ARB_texture_cube_map) { |
||
| 469 | _mesa_error(ctx, GL_INVALID_ENUM, "glColorSubTable(target)"); |
||
| 470 | return; |
||
| 471 | } |
||
| 472 | texObj = texUnit->CurrentCubeMap; |
||
| 473 | table = &texObj->Palette; |
||
| 474 | break; |
||
| 475 | case GL_SHARED_TEXTURE_PALETTE_EXT: |
||
| 476 | table = &ctx->Texture.Palette; |
||
| 477 | break; |
||
| 478 | case GL_COLOR_TABLE: |
||
| 479 | table = &ctx->ColorTable; |
||
| 480 | rScale = ctx->Pixel.ColorTableScale[0]; |
||
| 481 | gScale = ctx->Pixel.ColorTableScale[1]; |
||
| 482 | bScale = ctx->Pixel.ColorTableScale[2]; |
||
| 483 | aScale = ctx->Pixel.ColorTableScale[3]; |
||
| 484 | rBias = ctx->Pixel.ColorTableBias[0]; |
||
| 485 | gBias = ctx->Pixel.ColorTableBias[1]; |
||
| 486 | bBias = ctx->Pixel.ColorTableBias[2]; |
||
| 487 | aBias = ctx->Pixel.ColorTableBias[3]; |
||
| 488 | break; |
||
| 489 | case GL_POST_CONVOLUTION_COLOR_TABLE: |
||
| 490 | table = &ctx->PostConvolutionColorTable; |
||
| 491 | rScale = ctx->Pixel.PCCTscale[0]; |
||
| 492 | gScale = ctx->Pixel.PCCTscale[1]; |
||
| 493 | bScale = ctx->Pixel.PCCTscale[2]; |
||
| 494 | aScale = ctx->Pixel.PCCTscale[3]; |
||
| 495 | rBias = ctx->Pixel.PCCTbias[0]; |
||
| 496 | gBias = ctx->Pixel.PCCTbias[1]; |
||
| 497 | bBias = ctx->Pixel.PCCTbias[2]; |
||
| 498 | aBias = ctx->Pixel.PCCTbias[3]; |
||
| 499 | break; |
||
| 500 | case GL_POST_COLOR_MATRIX_COLOR_TABLE: |
||
| 501 | table = &ctx->PostColorMatrixColorTable; |
||
| 502 | rScale = ctx->Pixel.PCMCTscale[0]; |
||
| 503 | gScale = ctx->Pixel.PCMCTscale[1]; |
||
| 504 | bScale = ctx->Pixel.PCMCTscale[2]; |
||
| 505 | aScale = ctx->Pixel.PCMCTscale[3]; |
||
| 506 | rBias = ctx->Pixel.PCMCTbias[0]; |
||
| 507 | gBias = ctx->Pixel.PCMCTbias[1]; |
||
| 508 | bBias = ctx->Pixel.PCMCTbias[2]; |
||
| 509 | aBias = ctx->Pixel.PCMCTbias[3]; |
||
| 510 | break; |
||
| 511 | default: |
||
| 512 | _mesa_error(ctx, GL_INVALID_ENUM, "glColorSubTable(target)"); |
||
| 513 | return; |
||
| 514 | } |
||
| 515 | |||
| 516 | assert(table); |
||
| 517 | |||
| 518 | if (!_mesa_is_legal_format_and_type(format, type) || |
||
| 519 | format == GL_INTENSITY) { |
||
| 520 | _mesa_error(ctx, GL_INVALID_OPERATION, "glColorSubTable(format or type)"); |
||
| 521 | return; |
||
| 522 | } |
||
| 523 | |||
| 524 | if (count < 1) { |
||
| 525 | _mesa_error(ctx, GL_INVALID_VALUE, "glColorSubTable(count)"); |
||
| 526 | return; |
||
| 527 | } |
||
| 528 | |||
| 529 | comps = _mesa_components_in_format(table->Format); |
||
| 530 | assert(comps > 0); /* error should have been caught sooner */ |
||
| 531 | |||
| 532 | if (start + count > (GLint) table->Size) { |
||
| 533 | _mesa_error(ctx, GL_INVALID_VALUE, "glColorSubTable(count)"); |
||
| 534 | return; |
||
| 535 | } |
||
| 536 | |||
| 537 | if (!table->Table) { |
||
| 538 | _mesa_error(ctx, GL_OUT_OF_MEMORY, "glColorSubTable"); |
||
| 539 | return; |
||
| 540 | } |
||
| 541 | |||
| 542 | if (!table->FloatTable) { |
||
| 543 | GLchan *dest = (GLchan *) table->Table + start * comps * sizeof(GLchan); |
||
| 544 | _mesa_unpack_chan_color_span(ctx, count, table->Format, dest, |
||
| 545 | format, type, data, &ctx->Unpack, 0); |
||
| 546 | } |
||
| 547 | else { |
||
| 548 | GLfloat tempTab[MAX_COLOR_TABLE_SIZE * 4]; |
||
| 549 | GLfloat *tableF; |
||
| 550 | GLint i; |
||
| 551 | |||
| 552 | ASSERT(table->FloatTable); |
||
| 553 | |||
| 554 | _mesa_unpack_float_color_span(ctx, count, table->Format, |
||
| 555 | tempTab, /* dest */ |
||
| 556 | format, type, data, &ctx->Unpack, |
||
| 557 | 0, GL_FALSE); |
||
| 558 | |||
| 559 | tableF = (GLfloat *) table->Table; |
||
| 560 | |||
| 561 | switch (table->Format) { |
||
| 562 | case GL_INTENSITY: |
||
| 563 | for (i = 0; i < count; i++) { |
||
| 564 | GLuint j = start + i; |
||
| 565 | tableF[j] = CLAMP(tempTab[i] * rScale + rBias, 0.0F, 1.0F); |
||
| 566 | } |
||
| 567 | break; |
||
| 568 | case GL_LUMINANCE: |
||
| 569 | for (i = 0; i < count; i++) { |
||
| 570 | GLuint j = start + i; |
||
| 571 | tableF[j] = CLAMP(tempTab[i] * rScale + rBias, 0.0F, 1.0F); |
||
| 572 | } |
||
| 573 | break; |
||
| 574 | case GL_ALPHA: |
||
| 575 | for (i = 0; i < count; i++) { |
||
| 576 | GLuint j = start + i; |
||
| 577 | tableF[j] = CLAMP(tempTab[i] * aScale + aBias, 0.0F, 1.0F); |
||
| 578 | } |
||
| 579 | break; |
||
| 580 | case GL_LUMINANCE_ALPHA: |
||
| 581 | for (i = 0; i < count; i++) { |
||
| 582 | GLuint j = start + i; |
||
| 583 | tableF[j*2+0] = CLAMP(tempTab[i*2+0] * rScale + rBias, 0.0F, 1.0F); |
||
| 584 | tableF[j*2+1] = CLAMP(tempTab[i*2+1] * aScale + aBias, 0.0F, 1.0F); |
||
| 585 | } |
||
| 586 | break; |
||
| 587 | case GL_RGB: |
||
| 588 | for (i = 0; i < count; i++) { |
||
| 589 | GLuint j = start + i; |
||
| 590 | tableF[j*3+0] = CLAMP(tempTab[i*3+0] * rScale + rBias, 0.0F, 1.0F); |
||
| 591 | tableF[j*3+1] = CLAMP(tempTab[i*3+1] * gScale + gBias, 0.0F, 1.0F); |
||
| 592 | tableF[j*3+2] = CLAMP(tempTab[i*3+2] * bScale + bBias, 0.0F, 1.0F); |
||
| 593 | } |
||
| 594 | break; |
||
| 595 | case GL_RGBA: |
||
| 596 | for (i = 0; i < count; i++) { |
||
| 597 | GLuint j = start + i; |
||
| 598 | tableF[j*4+0] = CLAMP(tempTab[i*4+0] * rScale + rBias, 0.0F, 1.0F); |
||
| 599 | tableF[j*4+1] = CLAMP(tempTab[i*4+1] * gScale + gBias, 0.0F, 1.0F); |
||
| 600 | tableF[j*4+2] = CLAMP(tempTab[i*4+2] * bScale + bBias, 0.0F, 1.0F); |
||
| 601 | tableF[j*4+3] = CLAMP(tempTab[i*4+3] * aScale + aBias, 0.0F, 1.0F); |
||
| 602 | } |
||
| 603 | break; |
||
| 604 | default: |
||
| 605 | _mesa_problem(ctx, "Bad format in _mesa_ColorSubTable"); |
||
| 606 | return; |
||
| 607 | } |
||
| 608 | } |
||
| 609 | |||
| 610 | if (texObj || target == GL_SHARED_TEXTURE_PALETTE_EXT) { |
||
| 611 | /* per-texture object palette */ |
||
| 612 | if (ctx->Driver.UpdateTexturePalette) { |
||
| 613 | (*ctx->Driver.UpdateTexturePalette)( ctx, texObj ); |
||
| 614 | } |
||
| 615 | } |
||
| 616 | |||
| 617 | ctx->NewState |= _NEW_PIXEL; |
||
| 618 | } |
||
| 619 | |||
| 620 | |||
| 621 | |||
| 622 | /* XXX not tested */ |
||
| 623 | void |
||
| 624 | _mesa_CopyColorTable(GLenum target, GLenum internalformat, |
||
| 625 | GLint x, GLint y, GLsizei width) |
||
| 626 | { |
||
| 627 | GET_CURRENT_CONTEXT(ctx); |
||
| 628 | ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
||
| 629 | |||
| 630 | /* Select buffer to read from */ |
||
| 631 | ctx->Driver.CopyColorTable( ctx, target, internalformat, x, y, width ); |
||
| 632 | } |
||
| 633 | |||
| 634 | |||
| 635 | |||
| 636 | /* XXX not tested */ |
||
| 637 | void |
||
| 638 | _mesa_CopyColorSubTable(GLenum target, GLsizei start, |
||
| 639 | GLint x, GLint y, GLsizei width) |
||
| 640 | { |
||
| 641 | GET_CURRENT_CONTEXT(ctx); |
||
| 642 | ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
||
| 643 | |||
| 644 | ctx->Driver.CopyColorSubTable( ctx, target, start, x, y, width ); |
||
| 645 | } |
||
| 646 | |||
| 647 | |||
| 648 | |||
| 649 | void |
||
| 650 | _mesa_GetColorTable( GLenum target, GLenum format, |
||
| 651 | GLenum type, GLvoid *data ) |
||
| 652 | { |
||
| 653 | GET_CURRENT_CONTEXT(ctx); |
||
| 654 | struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; |
||
| 655 | struct gl_color_table *table = NULL; |
||
| 656 | GLchan rgba[MAX_COLOR_TABLE_SIZE][4]; |
||
| 657 | ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
||
| 658 | |||
| 659 | if (ctx->NewState) { |
||
| 660 | _mesa_update_state(ctx); |
||
| 661 | } |
||
| 662 | |||
| 663 | switch (target) { |
||
| 664 | case GL_TEXTURE_1D: |
||
| 665 | table = &texUnit->Current1D->Palette; |
||
| 666 | break; |
||
| 667 | case GL_TEXTURE_2D: |
||
| 668 | table = &texUnit->Current2D->Palette; |
||
| 669 | break; |
||
| 670 | case GL_TEXTURE_3D: |
||
| 671 | table = &texUnit->Current3D->Palette; |
||
| 672 | break; |
||
| 673 | case GL_TEXTURE_CUBE_MAP_ARB: |
||
| 674 | if (!ctx->Extensions.ARB_texture_cube_map) { |
||
| 675 | _mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTable(target)"); |
||
| 676 | return; |
||
| 677 | } |
||
| 678 | table = &texUnit->CurrentCubeMap->Palette; |
||
| 679 | break; |
||
| 680 | case GL_SHARED_TEXTURE_PALETTE_EXT: |
||
| 681 | table = &ctx->Texture.Palette; |
||
| 682 | break; |
||
| 683 | case GL_COLOR_TABLE: |
||
| 684 | table = &ctx->ColorTable; |
||
| 685 | break; |
||
| 686 | case GL_POST_CONVOLUTION_COLOR_TABLE: |
||
| 687 | table = &ctx->PostConvolutionColorTable; |
||
| 688 | break; |
||
| 689 | case GL_POST_COLOR_MATRIX_COLOR_TABLE: |
||
| 690 | table = &ctx->PostColorMatrixColorTable; |
||
| 691 | break; |
||
| 692 | default: |
||
| 693 | _mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTable(target)"); |
||
| 694 | return; |
||
| 695 | } |
||
| 696 | |||
| 697 | assert(table); |
||
| 698 | |||
| 699 | switch (table->Format) { |
||
| 700 | case GL_ALPHA: |
||
| 701 | if (table->FloatTable) { |
||
| 702 | const GLfloat *tableF = (const GLfloat *) table->Table; |
||
| 703 | GLuint i; |
||
| 704 | for (i = 0; i < table->Size; i++) { |
||
| 705 | rgba[i][RCOMP] = 0; |
||
| 706 | rgba[i][GCOMP] = 0; |
||
| 707 | rgba[i][BCOMP] = 0; |
||
| 708 | rgba[i][ACOMP] = IROUND_POS(tableF[i] * CHAN_MAXF); |
||
| 709 | } |
||
| 710 | } |
||
| 711 | else { |
||
| 712 | const GLchan *tableUB = (const GLchan *) table->Table; |
||
| 713 | GLuint i; |
||
| 714 | for (i = 0; i < table->Size; i++) { |
||
| 715 | rgba[i][RCOMP] = 0; |
||
| 716 | rgba[i][GCOMP] = 0; |
||
| 717 | rgba[i][BCOMP] = 0; |
||
| 718 | rgba[i][ACOMP] = tableUB[i]; |
||
| 719 | } |
||
| 720 | } |
||
| 721 | break; |
||
| 722 | case GL_LUMINANCE: |
||
| 723 | if (table->FloatTable) { |
||
| 724 | const GLfloat *tableF = (const GLfloat *) table->Table; |
||
| 725 | GLuint i; |
||
| 726 | for (i = 0; i < table->Size; i++) { |
||
| 727 | rgba[i][RCOMP] = IROUND_POS(tableF[i] * CHAN_MAXF); |
||
| 728 | rgba[i][GCOMP] = IROUND_POS(tableF[i] * CHAN_MAXF); |
||
| 729 | rgba[i][BCOMP] = IROUND_POS(tableF[i] * CHAN_MAXF); |
||
| 730 | rgba[i][ACOMP] = CHAN_MAX; |
||
| 731 | } |
||
| 732 | } |
||
| 733 | else { |
||
| 734 | const GLchan *tableUB = (const GLchan *) table->Table; |
||
| 735 | GLuint i; |
||
| 736 | for (i = 0; i < table->Size; i++) { |
||
| 737 | rgba[i][RCOMP] = tableUB[i]; |
||
| 738 | rgba[i][GCOMP] = tableUB[i]; |
||
| 739 | rgba[i][BCOMP] = tableUB[i]; |
||
| 740 | rgba[i][ACOMP] = CHAN_MAX; |
||
| 741 | } |
||
| 742 | } |
||
| 743 | break; |
||
| 744 | case GL_LUMINANCE_ALPHA: |
||
| 745 | if (table->FloatTable) { |
||
| 746 | const GLfloat *tableF = (const GLfloat *) table->Table; |
||
| 747 | GLuint i; |
||
| 748 | for (i = 0; i < table->Size; i++) { |
||
| 749 | rgba[i][RCOMP] = IROUND_POS(tableF[i*2+0] * CHAN_MAXF); |
||
| 750 | rgba[i][GCOMP] = IROUND_POS(tableF[i*2+0] * CHAN_MAXF); |
||
| 751 | rgba[i][BCOMP] = IROUND_POS(tableF[i*2+0] * CHAN_MAXF); |
||
| 752 | rgba[i][ACOMP] = IROUND_POS(tableF[i*2+1] * CHAN_MAXF); |
||
| 753 | } |
||
| 754 | } |
||
| 755 | else { |
||
| 756 | const GLchan *tableUB = (const GLchan *) table->Table; |
||
| 757 | GLuint i; |
||
| 758 | for (i = 0; i < table->Size; i++) { |
||
| 759 | rgba[i][RCOMP] = tableUB[i*2+0]; |
||
| 760 | rgba[i][GCOMP] = tableUB[i*2+0]; |
||
| 761 | rgba[i][BCOMP] = tableUB[i*2+0]; |
||
| 762 | rgba[i][ACOMP] = tableUB[i*2+1]; |
||
| 763 | } |
||
| 764 | } |
||
| 765 | break; |
||
| 766 | case GL_INTENSITY: |
||
| 767 | if (table->FloatTable) { |
||
| 768 | const GLfloat *tableF = (const GLfloat *) table->Table; |
||
| 769 | GLuint i; |
||
| 770 | for (i = 0; i < table->Size; i++) { |
||
| 771 | rgba[i][RCOMP] = IROUND_POS(tableF[i] * CHAN_MAXF); |
||
| 772 | rgba[i][GCOMP] = IROUND_POS(tableF[i] * CHAN_MAXF); |
||
| 773 | rgba[i][BCOMP] = IROUND_POS(tableF[i] * CHAN_MAXF); |
||
| 774 | rgba[i][ACOMP] = IROUND_POS(tableF[i] * CHAN_MAXF); |
||
| 775 | } |
||
| 776 | } |
||
| 777 | else { |
||
| 778 | const GLchan *tableUB = (const GLchan *) table->Table; |
||
| 779 | GLuint i; |
||
| 780 | for (i = 0; i < table->Size; i++) { |
||
| 781 | rgba[i][RCOMP] = tableUB[i]; |
||
| 782 | rgba[i][GCOMP] = tableUB[i]; |
||
| 783 | rgba[i][BCOMP] = tableUB[i]; |
||
| 784 | rgba[i][ACOMP] = tableUB[i]; |
||
| 785 | } |
||
| 786 | } |
||
| 787 | break; |
||
| 788 | case GL_RGB: |
||
| 789 | if (table->FloatTable) { |
||
| 790 | const GLfloat *tableF = (const GLfloat *) table->Table; |
||
| 791 | GLuint i; |
||
| 792 | for (i = 0; i < table->Size; i++) { |
||
| 793 | rgba[i][RCOMP] = IROUND_POS(tableF[i*3+0] * CHAN_MAXF); |
||
| 794 | rgba[i][GCOMP] = IROUND_POS(tableF[i*3+1] * CHAN_MAXF); |
||
| 795 | rgba[i][BCOMP] = IROUND_POS(tableF[i*3+2] * CHAN_MAXF); |
||
| 796 | rgba[i][ACOMP] = CHAN_MAX; |
||
| 797 | } |
||
| 798 | } |
||
| 799 | else { |
||
| 800 | const GLchan *tableUB = (const GLchan *) table->Table; |
||
| 801 | GLuint i; |
||
| 802 | for (i = 0; i < table->Size; i++) { |
||
| 803 | rgba[i][RCOMP] = tableUB[i*3+0]; |
||
| 804 | rgba[i][GCOMP] = tableUB[i*3+1]; |
||
| 805 | rgba[i][BCOMP] = tableUB[i*3+2]; |
||
| 806 | rgba[i][ACOMP] = CHAN_MAX; |
||
| 807 | } |
||
| 808 | } |
||
| 809 | break; |
||
| 810 | case GL_RGBA: |
||
| 811 | if (table->FloatTable) { |
||
| 812 | const GLfloat *tableF = (const GLfloat *) table->Table; |
||
| 813 | GLuint i; |
||
| 814 | for (i = 0; i < table->Size; i++) { |
||
| 815 | rgba[i][RCOMP] = IROUND_POS(tableF[i*4+0] * CHAN_MAXF); |
||
| 816 | rgba[i][GCOMP] = IROUND_POS(tableF[i*4+1] * CHAN_MAXF); |
||
| 817 | rgba[i][BCOMP] = IROUND_POS(tableF[i*4+2] * CHAN_MAXF); |
||
| 818 | rgba[i][ACOMP] = IROUND_POS(tableF[i*4+3] * CHAN_MAXF); |
||
| 819 | } |
||
| 820 | } |
||
| 821 | else { |
||
| 822 | const GLchan *tableUB = (const GLchan *) table->Table; |
||
| 823 | GLuint i; |
||
| 824 | for (i = 0; i < table->Size; i++) { |
||
| 825 | rgba[i][RCOMP] = tableUB[i*4+0]; |
||
| 826 | rgba[i][GCOMP] = tableUB[i*4+1]; |
||
| 827 | rgba[i][BCOMP] = tableUB[i*4+2]; |
||
| 828 | rgba[i][ACOMP] = tableUB[i*4+3]; |
||
| 829 | } |
||
| 830 | } |
||
| 831 | break; |
||
| 832 | default: |
||
| 833 | _mesa_problem(ctx, "bad table format in glGetColorTable"); |
||
| 834 | return; |
||
| 835 | } |
||
| 836 | |||
| 837 | _mesa_pack_rgba_span(ctx, table->Size, (const GLchan (*)[4]) rgba, |
||
| 838 | format, type, data, &ctx->Pack, GL_FALSE); |
||
| 839 | } |
||
| 840 | |||
| 841 | |||
| 842 | |||
| 843 | void |
||
| 844 | _mesa_ColorTableParameterfv(GLenum target, GLenum pname, const GLfloat *params) |
||
| 845 | { |
||
| 846 | GET_CURRENT_CONTEXT(ctx); |
||
| 847 | ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
||
| 848 | |||
| 849 | switch (target) { |
||
| 850 | case GL_COLOR_TABLE_SGI: |
||
| 851 | if (pname == GL_COLOR_TABLE_SCALE_SGI) { |
||
| 852 | ctx->Pixel.ColorTableScale[0] = params[0]; |
||
| 853 | ctx->Pixel.ColorTableScale[1] = params[1]; |
||
| 854 | ctx->Pixel.ColorTableScale[2] = params[2]; |
||
| 855 | ctx->Pixel.ColorTableScale[3] = params[3]; |
||
| 856 | } |
||
| 857 | else if (pname == GL_COLOR_TABLE_BIAS_SGI) { |
||
| 858 | ctx->Pixel.ColorTableBias[0] = params[0]; |
||
| 859 | ctx->Pixel.ColorTableBias[1] = params[1]; |
||
| 860 | ctx->Pixel.ColorTableBias[2] = params[2]; |
||
| 861 | ctx->Pixel.ColorTableBias[3] = params[3]; |
||
| 862 | } |
||
| 863 | else { |
||
| 864 | _mesa_error(ctx, GL_INVALID_ENUM, "glColorTableParameterfv(pname)"); |
||
| 865 | return; |
||
| 866 | } |
||
| 867 | break; |
||
| 868 | case GL_POST_CONVOLUTION_COLOR_TABLE_SGI: |
||
| 869 | if (pname == GL_COLOR_TABLE_SCALE_SGI) { |
||
| 870 | ctx->Pixel.PCCTscale[0] = params[0]; |
||
| 871 | ctx->Pixel.PCCTscale[1] = params[1]; |
||
| 872 | ctx->Pixel.PCCTscale[2] = params[2]; |
||
| 873 | ctx->Pixel.PCCTscale[3] = params[3]; |
||
| 874 | } |
||
| 875 | else if (pname == GL_COLOR_TABLE_BIAS_SGI) { |
||
| 876 | ctx->Pixel.PCCTbias[0] = params[0]; |
||
| 877 | ctx->Pixel.PCCTbias[1] = params[1]; |
||
| 878 | ctx->Pixel.PCCTbias[2] = params[2]; |
||
| 879 | ctx->Pixel.PCCTbias[3] = params[3]; |
||
| 880 | } |
||
| 881 | else { |
||
| 882 | _mesa_error(ctx, GL_INVALID_ENUM, "glColorTableParameterfv(pname)"); |
||
| 883 | return; |
||
| 884 | } |
||
| 885 | break; |
||
| 886 | case GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI: |
||
| 887 | if (pname == GL_COLOR_TABLE_SCALE_SGI) { |
||
| 888 | ctx->Pixel.PCMCTscale[0] = params[0]; |
||
| 889 | ctx->Pixel.PCMCTscale[1] = params[1]; |
||
| 890 | ctx->Pixel.PCMCTscale[2] = params[2]; |
||
| 891 | ctx->Pixel.PCMCTscale[3] = params[3]; |
||
| 892 | } |
||
| 893 | else if (pname == GL_COLOR_TABLE_BIAS_SGI) { |
||
| 894 | ctx->Pixel.PCMCTbias[0] = params[0]; |
||
| 895 | ctx->Pixel.PCMCTbias[1] = params[1]; |
||
| 896 | ctx->Pixel.PCMCTbias[2] = params[2]; |
||
| 897 | ctx->Pixel.PCMCTbias[3] = params[3]; |
||
| 898 | } |
||
| 899 | else { |
||
| 900 | _mesa_error(ctx, GL_INVALID_ENUM, "glColorTableParameterfv(pname)"); |
||
| 901 | return; |
||
| 902 | } |
||
| 903 | break; |
||
| 904 | default: |
||
| 905 | _mesa_error(ctx, GL_INVALID_ENUM, "glColorTableParameter(target)"); |
||
| 906 | return; |
||
| 907 | } |
||
| 908 | |||
| 909 | ctx->NewState |= _NEW_PIXEL; |
||
| 910 | } |
||
| 911 | |||
| 912 | |||
| 913 | |||
| 914 | void |
||
| 915 | _mesa_ColorTableParameteriv(GLenum target, GLenum pname, const GLint *params) |
||
| 916 | { |
||
| 917 | GLfloat fparams[4]; |
||
| 918 | if (pname == GL_COLOR_TABLE_SGI || |
||
| 919 | pname == GL_POST_CONVOLUTION_COLOR_TABLE_SGI || |
||
| 920 | pname == GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI) { |
||
| 921 | /* four values */ |
||
| 922 | fparams[0] = (GLfloat) params[0]; |
||
| 923 | fparams[1] = (GLfloat) params[1]; |
||
| 924 | fparams[2] = (GLfloat) params[2]; |
||
| 925 | fparams[3] = (GLfloat) params[3]; |
||
| 926 | } |
||
| 927 | else { |
||
| 928 | /* one values */ |
||
| 929 | fparams[0] = (GLfloat) params[0]; |
||
| 930 | } |
||
| 931 | _mesa_ColorTableParameterfv(target, pname, fparams); |
||
| 932 | } |
||
| 933 | |||
| 934 | |||
| 935 | |||
| 936 | void |
||
| 937 | _mesa_GetColorTableParameterfv( GLenum target, GLenum pname, GLfloat *params ) |
||
| 938 | { |
||
| 939 | GET_CURRENT_CONTEXT(ctx); |
||
| 940 | struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; |
||
| 941 | struct gl_color_table *table = NULL; |
||
| 942 | ASSERT_OUTSIDE_BEGIN_END(ctx); |
||
| 943 | |||
| 944 | switch (target) { |
||
| 945 | case GL_TEXTURE_1D: |
||
| 946 | table = &texUnit->Current1D->Palette; |
||
| 947 | break; |
||
| 948 | case GL_TEXTURE_2D: |
||
| 949 | table = &texUnit->Current2D->Palette; |
||
| 950 | break; |
||
| 951 | case GL_TEXTURE_3D: |
||
| 952 | table = &texUnit->Current3D->Palette; |
||
| 953 | break; |
||
| 954 | case GL_TEXTURE_CUBE_MAP_ARB: |
||
| 955 | if (!ctx->Extensions.ARB_texture_cube_map) { |
||
| 956 | _mesa_error(ctx, GL_INVALID_ENUM, |
||
| 957 | "glGetColorTableParameterfv(target)"); |
||
| 958 | return; |
||
| 959 | } |
||
| 960 | table = &texUnit->CurrentCubeMap->Palette; |
||
| 961 | break; |
||
| 962 | case GL_PROXY_TEXTURE_1D: |
||
| 963 | table = &ctx->Texture.Proxy1D->Palette; |
||
| 964 | break; |
||
| 965 | case GL_PROXY_TEXTURE_2D: |
||
| 966 | table = &ctx->Texture.Proxy2D->Palette; |
||
| 967 | break; |
||
| 968 | case GL_PROXY_TEXTURE_3D: |
||
| 969 | table = &ctx->Texture.Proxy3D->Palette; |
||
| 970 | break; |
||
| 971 | case GL_PROXY_TEXTURE_CUBE_MAP_ARB: |
||
| 972 | if (!ctx->Extensions.ARB_texture_cube_map) { |
||
| 973 | _mesa_error(ctx, GL_INVALID_ENUM, |
||
| 974 | "glGetColorTableParameterfv(target)"); |
||
| 975 | return; |
||
| 976 | } |
||
| 977 | table = &ctx->Texture.ProxyCubeMap->Palette; |
||
| 978 | break; |
||
| 979 | case GL_SHARED_TEXTURE_PALETTE_EXT: |
||
| 980 | table = &ctx->Texture.Palette; |
||
| 981 | break; |
||
| 982 | case GL_COLOR_TABLE: |
||
| 983 | table = &ctx->ColorTable; |
||
| 984 | if (pname == GL_COLOR_TABLE_SCALE_SGI) { |
||
| 985 | params[0] = ctx->Pixel.ColorTableScale[0]; |
||
| 986 | params[1] = ctx->Pixel.ColorTableScale[1]; |
||
| 987 | params[2] = ctx->Pixel.ColorTableScale[2]; |
||
| 988 | params[3] = ctx->Pixel.ColorTableScale[3]; |
||
| 989 | return; |
||
| 990 | } |
||
| 991 | else if (pname == GL_COLOR_TABLE_BIAS_SGI) { |
||
| 992 | params[0] = ctx->Pixel.ColorTableBias[0]; |
||
| 993 | params[1] = ctx->Pixel.ColorTableBias[1]; |
||
| 994 | params[2] = ctx->Pixel.ColorTableBias[2]; |
||
| 995 | params[3] = ctx->Pixel.ColorTableBias[3]; |
||
| 996 | return; |
||
| 997 | } |
||
| 998 | break; |
||
| 999 | case GL_PROXY_COLOR_TABLE: |
||
| 1000 | table = &ctx->ProxyColorTable; |
||
| 1001 | break; |
||
| 1002 | case GL_POST_CONVOLUTION_COLOR_TABLE: |
||
| 1003 | table = &ctx->PostConvolutionColorTable; |
||
| 1004 | if (pname == GL_COLOR_TABLE_SCALE_SGI) { |
||
| 1005 | params[0] = ctx->Pixel.PCCTscale[0]; |
||
| 1006 | params[1] = ctx->Pixel.PCCTscale[1]; |
||
| 1007 | params[2] = ctx->Pixel.PCCTscale[2]; |
||
| 1008 | params[3] = ctx->Pixel.PCCTscale[3]; |
||
| 1009 | return; |
||
| 1010 | } |
||
| 1011 | else if (pname == GL_COLOR_TABLE_BIAS_SGI) { |
||
| 1012 | params[0] = ctx->Pixel.PCCTbias[0]; |
||
| 1013 | params[1] = ctx->Pixel.PCCTbias[1]; |
||
| 1014 | params[2] = ctx->Pixel.PCCTbias[2]; |
||
| 1015 | params[3] = ctx->Pixel.PCCTbias[3]; |
||
| 1016 | return; |
||
| 1017 | } |
||
| 1018 | break; |
||
| 1019 | case GL_PROXY_POST_CONVOLUTION_COLOR_TABLE: |
||
| 1020 | table = &ctx->ProxyPostConvolutionColorTable; |
||
| 1021 | break; |
||
| 1022 | case GL_POST_COLOR_MATRIX_COLOR_TABLE: |
||
| 1023 | table = &ctx->PostColorMatrixColorTable; |
||
| 1024 | if (pname == GL_COLOR_TABLE_SCALE_SGI) { |
||
| 1025 | params[0] = ctx->Pixel.PCMCTscale[0]; |
||
| 1026 | params[1] = ctx->Pixel.PCMCTscale[1]; |
||
| 1027 | params[2] = ctx->Pixel.PCMCTscale[2]; |
||
| 1028 | params[3] = ctx->Pixel.PCMCTscale[3]; |
||
| 1029 | return; |
||
| 1030 | } |
||
| 1031 | else if (pname == GL_COLOR_TABLE_BIAS_SGI) { |
||
| 1032 | params[0] = ctx->Pixel.PCMCTbias[0]; |
||
| 1033 | params[1] = ctx->Pixel.PCMCTbias[1]; |
||
| 1034 | params[2] = ctx->Pixel.PCMCTbias[2]; |
||
| 1035 | params[3] = ctx->Pixel.PCMCTbias[3]; |
||
| 1036 | return; |
||
| 1037 | } |
||
| 1038 | break; |
||
| 1039 | case GL_PROXY_POST_COLOR_MATRIX_COLOR_TABLE: |
||
| 1040 | table = &ctx->ProxyPostColorMatrixColorTable; |
||
| 1041 | break; |
||
| 1042 | default: |
||
| 1043 | _mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameterfv(target)"); |
||
| 1044 | return; |
||
| 1045 | } |
||
| 1046 | |||
| 1047 | assert(table); |
||
| 1048 | |||
| 1049 | switch (pname) { |
||
| 1050 | case GL_COLOR_TABLE_FORMAT: |
||
| 1051 | *params = (GLfloat) table->IntFormat; |
||
| 1052 | break; |
||
| 1053 | case GL_COLOR_TABLE_WIDTH: |
||
| 1054 | *params = (GLfloat) table->Size; |
||
| 1055 | break; |
||
| 1056 | case GL_COLOR_TABLE_RED_SIZE: |
||
| 1057 | *params = table->RedSize; |
||
| 1058 | break; |
||
| 1059 | case GL_COLOR_TABLE_GREEN_SIZE: |
||
| 1060 | *params = table->GreenSize; |
||
| 1061 | break; |
||
| 1062 | case GL_COLOR_TABLE_BLUE_SIZE: |
||
| 1063 | *params = table->BlueSize; |
||
| 1064 | break; |
||
| 1065 | case GL_COLOR_TABLE_ALPHA_SIZE: |
||
| 1066 | *params = table->AlphaSize; |
||
| 1067 | break; |
||
| 1068 | case GL_COLOR_TABLE_LUMINANCE_SIZE: |
||
| 1069 | *params = table->LuminanceSize; |
||
| 1070 | break; |
||
| 1071 | case GL_COLOR_TABLE_INTENSITY_SIZE: |
||
| 1072 | *params = table->IntensitySize; |
||
| 1073 | break; |
||
| 1074 | default: |
||
| 1075 | _mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameterfv(pname)" ); |
||
| 1076 | return; |
||
| 1077 | } |
||
| 1078 | } |
||
| 1079 | |||
| 1080 | |||
| 1081 | |||
| 1082 | void |
||
| 1083 | _mesa_GetColorTableParameteriv( GLenum target, GLenum pname, GLint *params ) |
||
| 1084 | { |
||
| 1085 | GET_CURRENT_CONTEXT(ctx); |
||
| 1086 | struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; |
||
| 1087 | struct gl_color_table *table = NULL; |
||
| 1088 | ASSERT_OUTSIDE_BEGIN_END(ctx); |
||
| 1089 | |||
| 1090 | switch (target) { |
||
| 1091 | case GL_TEXTURE_1D: |
||
| 1092 | table = &texUnit->Current1D->Palette; |
||
| 1093 | break; |
||
| 1094 | case GL_TEXTURE_2D: |
||
| 1095 | table = &texUnit->Current2D->Palette; |
||
| 1096 | break; |
||
| 1097 | case GL_TEXTURE_3D: |
||
| 1098 | table = &texUnit->Current3D->Palette; |
||
| 1099 | break; |
||
| 1100 | case GL_TEXTURE_CUBE_MAP_ARB: |
||
| 1101 | if (!ctx->Extensions.ARB_texture_cube_map) { |
||
| 1102 | _mesa_error(ctx, GL_INVALID_ENUM, |
||
| 1103 | "glGetColorTableParameteriv(target)"); |
||
| 1104 | return; |
||
| 1105 | } |
||
| 1106 | table = &texUnit->CurrentCubeMap->Palette; |
||
| 1107 | break; |
||
| 1108 | case GL_PROXY_TEXTURE_1D: |
||
| 1109 | table = &ctx->Texture.Proxy1D->Palette; |
||
| 1110 | break; |
||
| 1111 | case GL_PROXY_TEXTURE_2D: |
||
| 1112 | table = &ctx->Texture.Proxy2D->Palette; |
||
| 1113 | break; |
||
| 1114 | case GL_PROXY_TEXTURE_3D: |
||
| 1115 | table = &ctx->Texture.Proxy3D->Palette; |
||
| 1116 | break; |
||
| 1117 | case GL_PROXY_TEXTURE_CUBE_MAP_ARB: |
||
| 1118 | if (!ctx->Extensions.ARB_texture_cube_map) { |
||
| 1119 | _mesa_error(ctx, GL_INVALID_ENUM, |
||
| 1120 | "glGetColorTableParameteriv(target)"); |
||
| 1121 | return; |
||
| 1122 | } |
||
| 1123 | table = &ctx->Texture.ProxyCubeMap->Palette; |
||
| 1124 | break; |
||
| 1125 | case GL_SHARED_TEXTURE_PALETTE_EXT: |
||
| 1126 | table = &ctx->Texture.Palette; |
||
| 1127 | break; |
||
| 1128 | case GL_COLOR_TABLE: |
||
| 1129 | table = &ctx->ColorTable; |
||
| 1130 | if (pname == GL_COLOR_TABLE_SCALE_SGI) { |
||
| 1131 | params[0] = (GLint) ctx->Pixel.ColorTableScale[0]; |
||
| 1132 | params[1] = (GLint) ctx->Pixel.ColorTableScale[1]; |
||
| 1133 | params[2] = (GLint) ctx->Pixel.ColorTableScale[2]; |
||
| 1134 | params[3] = (GLint) ctx->Pixel.ColorTableScale[3]; |
||
| 1135 | return; |
||
| 1136 | } |
||
| 1137 | else if (pname == GL_COLOR_TABLE_BIAS_SGI) { |
||
| 1138 | params[0] = (GLint) ctx->Pixel.ColorTableBias[0]; |
||
| 1139 | params[1] = (GLint) ctx->Pixel.ColorTableBias[1]; |
||
| 1140 | params[2] = (GLint) ctx->Pixel.ColorTableBias[2]; |
||
| 1141 | params[3] = (GLint) ctx->Pixel.ColorTableBias[3]; |
||
| 1142 | return; |
||
| 1143 | } |
||
| 1144 | break; |
||
| 1145 | case GL_PROXY_COLOR_TABLE: |
||
| 1146 | table = &ctx->ProxyColorTable; |
||
| 1147 | break; |
||
| 1148 | case GL_POST_CONVOLUTION_COLOR_TABLE: |
||
| 1149 | table = &ctx->PostConvolutionColorTable; |
||
| 1150 | if (pname == GL_COLOR_TABLE_SCALE_SGI) { |
||
| 1151 | params[0] = (GLint) ctx->Pixel.PCCTscale[0]; |
||
| 1152 | params[1] = (GLint) ctx->Pixel.PCCTscale[1]; |
||
| 1153 | params[2] = (GLint) ctx->Pixel.PCCTscale[2]; |
||
| 1154 | params[3] = (GLint) ctx->Pixel.PCCTscale[3]; |
||
| 1155 | return; |
||
| 1156 | } |
||
| 1157 | else if (pname == GL_COLOR_TABLE_BIAS_SGI) { |
||
| 1158 | params[0] = (GLint) ctx->Pixel.PCCTbias[0]; |
||
| 1159 | params[1] = (GLint) ctx->Pixel.PCCTbias[1]; |
||
| 1160 | params[2] = (GLint) ctx->Pixel.PCCTbias[2]; |
||
| 1161 | params[3] = (GLint) ctx->Pixel.PCCTbias[3]; |
||
| 1162 | return; |
||
| 1163 | } |
||
| 1164 | break; |
||
| 1165 | case GL_PROXY_POST_CONVOLUTION_COLOR_TABLE: |
||
| 1166 | table = &ctx->ProxyPostConvolutionColorTable; |
||
| 1167 | break; |
||
| 1168 | case GL_POST_COLOR_MATRIX_COLOR_TABLE: |
||
| 1169 | table = &ctx->PostColorMatrixColorTable; |
||
| 1170 | if (pname == GL_COLOR_TABLE_SCALE_SGI) { |
||
| 1171 | params[0] = (GLint) ctx->Pixel.PCMCTscale[0]; |
||
| 1172 | params[1] = (GLint) ctx->Pixel.PCMCTscale[1]; |
||
| 1173 | params[2] = (GLint) ctx->Pixel.PCMCTscale[2]; |
||
| 1174 | params[3] = (GLint) ctx->Pixel.PCMCTscale[3]; |
||
| 1175 | return; |
||
| 1176 | } |
||
| 1177 | else if (pname == GL_COLOR_TABLE_BIAS_SGI) { |
||
| 1178 | params[0] = (GLint) ctx->Pixel.PCMCTbias[0]; |
||
| 1179 | params[1] = (GLint) ctx->Pixel.PCMCTbias[1]; |
||
| 1180 | params[2] = (GLint) ctx->Pixel.PCMCTbias[2]; |
||
| 1181 | params[3] = (GLint) ctx->Pixel.PCMCTbias[3]; |
||
| 1182 | return; |
||
| 1183 | } |
||
| 1184 | break; |
||
| 1185 | case GL_PROXY_POST_COLOR_MATRIX_COLOR_TABLE: |
||
| 1186 | table = &ctx->ProxyPostColorMatrixColorTable; |
||
| 1187 | break; |
||
| 1188 | default: |
||
| 1189 | _mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameteriv(target)"); |
||
| 1190 | return; |
||
| 1191 | } |
||
| 1192 | |||
| 1193 | assert(table); |
||
| 1194 | |||
| 1195 | switch (pname) { |
||
| 1196 | case GL_COLOR_TABLE_FORMAT: |
||
| 1197 | *params = table->IntFormat; |
||
| 1198 | break; |
||
| 1199 | case GL_COLOR_TABLE_WIDTH: |
||
| 1200 | *params = table->Size; |
||
| 1201 | break; |
||
| 1202 | case GL_COLOR_TABLE_RED_SIZE: |
||
| 1203 | *params = table->RedSize; |
||
| 1204 | break; |
||
| 1205 | case GL_COLOR_TABLE_GREEN_SIZE: |
||
| 1206 | *params = table->GreenSize; |
||
| 1207 | break; |
||
| 1208 | case GL_COLOR_TABLE_BLUE_SIZE: |
||
| 1209 | *params = table->BlueSize; |
||
| 1210 | break; |
||
| 1211 | case GL_COLOR_TABLE_ALPHA_SIZE: |
||
| 1212 | *params = table->AlphaSize; |
||
| 1213 | break; |
||
| 1214 | case GL_COLOR_TABLE_LUMINANCE_SIZE: |
||
| 1215 | *params = table->LuminanceSize; |
||
| 1216 | break; |
||
| 1217 | case GL_COLOR_TABLE_INTENSITY_SIZE: |
||
| 1218 | *params = table->IntensitySize; |
||
| 1219 | break; |
||
| 1220 | default: |
||
| 1221 | _mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameteriv(pname)" ); |
||
| 1222 | return; |
||
| 1223 | } |
||
| 1224 | } |