1/************************************************************************** 2 3Copyright 2000, 2001 ATI Technologies Inc., Ontario, Canada, and 4 VA Linux Systems Inc., Fremont, California. 5 6All Rights Reserved. 7 8Permission is hereby granted, free of charge, to any person obtaining 9a copy of this software and associated documentation files (the 10"Software"), to deal in the Software without restriction, including 11without limitation the rights to use, copy, modify, merge, publish, 12distribute, sublicense, and/or sell copies of the Software, and to 13permit persons to whom the Software is furnished to do so, subject to 14the following conditions: 15 16The above copyright notice and this permission notice (including the 17next paragraph) shall be included in all copies or substantial 18portions of the Software. 19 20THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 21EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 22MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 23IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE 24LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 25OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 26WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 27 28**************************************************************************/ 29 30/* 31 * Authors: 32 * Kevin E. Martin <martin@valinux.com> 33 * Gareth Hughes <gareth@valinux.com> 34 */ 35 36#include "main/glheader.h" 37#include "main/imports.h" 38#include "main/colormac.h" 39#include "main/context.h" 40#include "main/macros.h" 41#include "main/teximage.h" 42#include "main/texstate.h" 43#include "main/texobj.h" 44#include "main/enums.h" 45#include "main/samplerobj.h" 46 47#include "radeon_context.h" 48#include "radeon_mipmap_tree.h" 49#include "radeon_state.h" 50#include "radeon_ioctl.h" 51#include "radeon_swtcl.h" 52#include "radeon_tex.h" 53#include "radeon_tcl.h" 54 55 56#define RADEON_TXFORMAT_A8 RADEON_TXFORMAT_I8 57#define RADEON_TXFORMAT_L8 RADEON_TXFORMAT_I8 58#define RADEON_TXFORMAT_AL88 RADEON_TXFORMAT_AI88 59#define RADEON_TXFORMAT_YCBCR RADEON_TXFORMAT_YVYU422 60#define RADEON_TXFORMAT_YCBCR_REV RADEON_TXFORMAT_VYUY422 61#define RADEON_TXFORMAT_RGB_DXT1 RADEON_TXFORMAT_DXT1 62#define RADEON_TXFORMAT_RGBA_DXT1 RADEON_TXFORMAT_DXT1 63#define RADEON_TXFORMAT_RGBA_DXT3 RADEON_TXFORMAT_DXT23 64#define RADEON_TXFORMAT_RGBA_DXT5 RADEON_TXFORMAT_DXT45 65 66#define _COLOR(f) \ 67 [ MESA_FORMAT_ ## f ] = { RADEON_TXFORMAT_ ## f, 0 } 68#define _COLOR_REV(f) \ 69 [ MESA_FORMAT_ ## f ## _REV ] = { RADEON_TXFORMAT_ ## f, 0 } 70#define _ALPHA(f) \ 71 [ MESA_FORMAT_ ## f ] = { RADEON_TXFORMAT_ ## f | RADEON_TXFORMAT_ALPHA_IN_MAP, 0 } 72#define _ALPHA_REV(f) \ 73 [ MESA_FORMAT_ ## f ## _REV ] = { RADEON_TXFORMAT_ ## f | RADEON_TXFORMAT_ALPHA_IN_MAP, 0 } 74#define _YUV(f) \ 75 [ MESA_FORMAT_ ## f ] = { RADEON_TXFORMAT_ ## f, RADEON_YUV_TO_RGB } 76#define _INVALID(f) \ 77 [ MESA_FORMAT_ ## f ] = { 0xffffffff, 0 } 78#define VALID_FORMAT(f) ( ((f) <= MESA_FORMAT_RGBA_DXT5) \ 79 && (tx_table[f].format != 0xffffffff) ) 80 81struct tx_table { 82 GLuint format, filter; 83}; 84 85/* XXX verify this table against MESA_FORMAT_x values */ 86static const struct tx_table tx_table[] = 87{ 88 _INVALID(NONE), /* MESA_FORMAT_NONE */ 89 _ALPHA(RGBA8888), 90 _ALPHA_REV(RGBA8888), 91 _ALPHA(ARGB8888), 92 _ALPHA_REV(ARGB8888), 93 [ MESA_FORMAT_RGB888 ] = { RADEON_TXFORMAT_ARGB8888, 0 }, 94 _COLOR(RGB565), 95 _COLOR_REV(RGB565), 96 _ALPHA(ARGB4444), 97 _ALPHA_REV(ARGB4444), 98 _ALPHA(ARGB1555), 99 _ALPHA_REV(ARGB1555), 100 _ALPHA(AL88), 101 _ALPHA_REV(AL88), 102 _ALPHA(A8), 103 _COLOR(L8), 104 _ALPHA(I8), 105 _YUV(YCBCR), 106 _YUV(YCBCR_REV), 107 _INVALID(RGB_FXT1), 108 _INVALID(RGBA_FXT1), 109 _COLOR(RGB_DXT1), 110 _ALPHA(RGBA_DXT1), 111 _ALPHA(RGBA_DXT3), 112 _ALPHA(RGBA_DXT5), 113}; 114 115#undef _COLOR 116#undef _ALPHA 117#undef _INVALID 118 119/* ================================================================ 120 * Texture combine functions 121 */ 122 123/* GL_ARB_texture_env_combine support 124 */ 125 126/* The color tables have combine functions for GL_SRC_COLOR, 127 * GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA and GL_ONE_MINUS_SRC_ALPHA. 128 */ 129static GLuint radeon_texture_color[][RADEON_MAX_TEXTURE_UNITS] = 130{ 131 { 132 RADEON_COLOR_ARG_A_T0_COLOR, 133 RADEON_COLOR_ARG_A_T1_COLOR, 134 RADEON_COLOR_ARG_A_T2_COLOR 135 }, 136 { 137 RADEON_COLOR_ARG_A_T0_COLOR | RADEON_COMP_ARG_A, 138 RADEON_COLOR_ARG_A_T1_COLOR | RADEON_COMP_ARG_A, 139 RADEON_COLOR_ARG_A_T2_COLOR | RADEON_COMP_ARG_A 140 }, 141 { 142 RADEON_COLOR_ARG_A_T0_ALPHA, 143 RADEON_COLOR_ARG_A_T1_ALPHA, 144 RADEON_COLOR_ARG_A_T2_ALPHA 145 }, 146 { 147 RADEON_COLOR_ARG_A_T0_ALPHA | RADEON_COMP_ARG_A, 148 RADEON_COLOR_ARG_A_T1_ALPHA | RADEON_COMP_ARG_A, 149 RADEON_COLOR_ARG_A_T2_ALPHA | RADEON_COMP_ARG_A 150 }, 151}; 152 153static GLuint radeon_tfactor_color[] = 154{ 155 RADEON_COLOR_ARG_A_TFACTOR_COLOR, 156 RADEON_COLOR_ARG_A_TFACTOR_COLOR | RADEON_COMP_ARG_A, 157 RADEON_COLOR_ARG_A_TFACTOR_ALPHA, 158 RADEON_COLOR_ARG_A_TFACTOR_ALPHA | RADEON_COMP_ARG_A 159}; 160 161static GLuint radeon_primary_color[] = 162{ 163 RADEON_COLOR_ARG_A_DIFFUSE_COLOR, 164 RADEON_COLOR_ARG_A_DIFFUSE_COLOR | RADEON_COMP_ARG_A, 165 RADEON_COLOR_ARG_A_DIFFUSE_ALPHA, 166 RADEON_COLOR_ARG_A_DIFFUSE_ALPHA | RADEON_COMP_ARG_A 167}; 168 169static GLuint radeon_previous_color[] = 170{ 171 RADEON_COLOR_ARG_A_CURRENT_COLOR, 172 RADEON_COLOR_ARG_A_CURRENT_COLOR | RADEON_COMP_ARG_A, 173 RADEON_COLOR_ARG_A_CURRENT_ALPHA, 174 RADEON_COLOR_ARG_A_CURRENT_ALPHA | RADEON_COMP_ARG_A 175}; 176 177/* GL_ZERO table - indices 0-3 178 * GL_ONE table - indices 1-4 179 */ 180static GLuint radeon_zero_color[] = 181{ 182 RADEON_COLOR_ARG_A_ZERO, 183 RADEON_COLOR_ARG_A_ZERO | RADEON_COMP_ARG_A, 184 RADEON_COLOR_ARG_A_ZERO, 185 RADEON_COLOR_ARG_A_ZERO | RADEON_COMP_ARG_A, 186 RADEON_COLOR_ARG_A_ZERO 187}; 188 189 190/* The alpha tables only have GL_SRC_ALPHA and GL_ONE_MINUS_SRC_ALPHA. 191 */ 192static GLuint radeon_texture_alpha[][RADEON_MAX_TEXTURE_UNITS] = 193{ 194 { 195 RADEON_ALPHA_ARG_A_T0_ALPHA, 196 RADEON_ALPHA_ARG_A_T1_ALPHA, 197 RADEON_ALPHA_ARG_A_T2_ALPHA 198 }, 199 { 200 RADEON_ALPHA_ARG_A_T0_ALPHA | RADEON_COMP_ARG_A, 201 RADEON_ALPHA_ARG_A_T1_ALPHA | RADEON_COMP_ARG_A, 202 RADEON_ALPHA_ARG_A_T2_ALPHA | RADEON_COMP_ARG_A 203 }, 204}; 205 206static GLuint radeon_tfactor_alpha[] = 207{ 208 RADEON_ALPHA_ARG_A_TFACTOR_ALPHA, 209 RADEON_ALPHA_ARG_A_TFACTOR_ALPHA | RADEON_COMP_ARG_A 210}; 211 212static GLuint radeon_primary_alpha[] = 213{ 214 RADEON_ALPHA_ARG_A_DIFFUSE_ALPHA, 215 RADEON_ALPHA_ARG_A_DIFFUSE_ALPHA | RADEON_COMP_ARG_A 216}; 217 218static GLuint radeon_previous_alpha[] = 219{ 220 RADEON_ALPHA_ARG_A_CURRENT_ALPHA, 221 RADEON_ALPHA_ARG_A_CURRENT_ALPHA | RADEON_COMP_ARG_A 222}; 223 224/* GL_ZERO table - indices 0-1 225 * GL_ONE table - indices 1-2 226 */ 227static GLuint radeon_zero_alpha[] = 228{ 229 RADEON_ALPHA_ARG_A_ZERO, 230 RADEON_ALPHA_ARG_A_ZERO | RADEON_COMP_ARG_A, 231 RADEON_ALPHA_ARG_A_ZERO 232}; 233 234 235/* Extract the arg from slot A, shift it into the correct argument slot 236 * and set the corresponding complement bit. 237 */ 238#define RADEON_COLOR_ARG( n, arg ) \ 239do { \ 240 color_combine |= \ 241 ((color_arg[n] & RADEON_COLOR_ARG_MASK) \ 242 << RADEON_COLOR_ARG_##arg##_SHIFT); \ 243 color_combine |= \ 244 ((color_arg[n] >> RADEON_COMP_ARG_SHIFT) \ 245 << RADEON_COMP_ARG_##arg##_SHIFT); \ 246} while (0) 247 248#define RADEON_ALPHA_ARG( n, arg ) \ 249do { \ 250 alpha_combine |= \ 251 ((alpha_arg[n] & RADEON_ALPHA_ARG_MASK) \ 252 << RADEON_ALPHA_ARG_##arg##_SHIFT); \ 253 alpha_combine |= \ 254 ((alpha_arg[n] >> RADEON_COMP_ARG_SHIFT) \ 255 << RADEON_COMP_ARG_##arg##_SHIFT); \ 256} while (0) 257 258 259/* ================================================================ 260 * Texture unit state management 261 */ 262 263static GLboolean radeonUpdateTextureEnv( struct gl_context *ctx, int unit ) 264{ 265 r100ContextPtr rmesa = R100_CONTEXT(ctx); 266 const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; 267 GLuint color_combine, alpha_combine; 268 const GLuint color_combine0 = RADEON_COLOR_ARG_A_ZERO | RADEON_COLOR_ARG_B_ZERO 269 | RADEON_COLOR_ARG_C_CURRENT_COLOR | RADEON_BLEND_CTL_ADD 270 | RADEON_SCALE_1X | RADEON_CLAMP_TX; 271 const GLuint alpha_combine0 = RADEON_ALPHA_ARG_A_ZERO | RADEON_ALPHA_ARG_B_ZERO 272 | RADEON_ALPHA_ARG_C_CURRENT_ALPHA | RADEON_BLEND_CTL_ADD 273 | RADEON_SCALE_1X | RADEON_CLAMP_TX; 274 275 276 /* texUnit->_Current can be NULL if and only if the texture unit is 277 * not actually enabled. 278 */ 279 assert( (texUnit->_ReallyEnabled == 0) 280 || (texUnit->_Current != NULL) ); 281 282 if ( RADEON_DEBUG & RADEON_TEXTURE ) { 283 fprintf( stderr, "%s( %p, %d )\n", __FUNCTION__, (void *)ctx, unit ); 284 } 285 286 /* Set the texture environment state. Isn't this nice and clean? 287 * The chip will automagically set the texture alpha to 0xff when 288 * the texture format does not include an alpha component. This 289 * reduces the amount of special-casing we have to do, alpha-only 290 * textures being a notable exception. Doesn't work for luminance 291 * textures realized with I8 and ALPHA_IN_MAP not set neither (on r100). 292 */ 293 /* Don't cache these results. 294 */ 295 rmesa->state.texture.unit[unit].format = 0; 296 rmesa->state.texture.unit[unit].envMode = 0; 297 298 if ( !texUnit->_ReallyEnabled ) { 299 color_combine = color_combine0; 300 alpha_combine = alpha_combine0; 301 } 302 else { 303 GLuint color_arg[3], alpha_arg[3]; 304 GLuint i; 305 const GLuint numColorArgs = texUnit->_CurrentCombine->_NumArgsRGB; 306 const GLuint numAlphaArgs = texUnit->_CurrentCombine->_NumArgsA; 307 GLuint RGBshift = texUnit->_CurrentCombine->ScaleShiftRGB; 308 GLuint Ashift = texUnit->_CurrentCombine->ScaleShiftA; 309 310 311 /* Step 1: 312 * Extract the color and alpha combine function arguments. 313 */ 314 for ( i = 0 ; i < numColorArgs ; i++ ) { 315 const GLint op = texUnit->_CurrentCombine->OperandRGB[i] - GL_SRC_COLOR; 316 const GLuint srcRGBi = texUnit->_CurrentCombine->SourceRGB[i]; 317 assert(op >= 0); 318 assert(op <= 3); 319 switch ( srcRGBi ) { 320 case GL_TEXTURE: 321 if (texUnit->_Current->Image[0][0]->_BaseFormat == GL_ALPHA) 322 color_arg[i] = radeon_zero_color[op]; 323 else 324 color_arg[i] = radeon_texture_color[op][unit]; 325 break; 326 case GL_CONSTANT: 327 color_arg[i] = radeon_tfactor_color[op]; 328 break; 329 case GL_PRIMARY_COLOR: 330 color_arg[i] = radeon_primary_color[op]; 331 break; 332 case GL_PREVIOUS: 333 color_arg[i] = radeon_previous_color[op]; 334 break; 335 case GL_ZERO: 336 color_arg[i] = radeon_zero_color[op]; 337 break; 338 case GL_ONE: 339 color_arg[i] = radeon_zero_color[op+1]; 340 break; 341 case GL_TEXTURE0: 342 case GL_TEXTURE1: 343 case GL_TEXTURE2: { 344 GLuint txunit = srcRGBi - GL_TEXTURE0; 345 if (ctx->Texture.Unit[txunit]._Current->Image[0][0]->_BaseFormat == GL_ALPHA) 346 color_arg[i] = radeon_zero_color[op]; 347 else 348 /* implement ogl 1.4/1.5 core spec here, not specification of 349 * GL_ARB_texture_env_crossbar (which would require disabling blending 350 * instead of undefined results when referencing not enabled texunit) */ 351 color_arg[i] = radeon_texture_color[op][txunit]; 352 } 353 break; 354 default: 355 return GL_FALSE; 356 } 357 } 358 359 for ( i = 0 ; i < numAlphaArgs ; i++ ) { 360 const GLint op = texUnit->_CurrentCombine->OperandA[i] - GL_SRC_ALPHA; 361 const GLuint srcAi = texUnit->_CurrentCombine->SourceA[i]; 362 assert(op >= 0); 363 assert(op <= 1); 364 switch ( srcAi ) { 365 case GL_TEXTURE: 366 if (texUnit->_Current->Image[0][0]->_BaseFormat == GL_LUMINANCE) 367 alpha_arg[i] = radeon_zero_alpha[op+1]; 368 else 369 alpha_arg[i] = radeon_texture_alpha[op][unit]; 370 break; 371 case GL_CONSTANT: 372 alpha_arg[i] = radeon_tfactor_alpha[op]; 373 break; 374 case GL_PRIMARY_COLOR: 375 alpha_arg[i] = radeon_primary_alpha[op]; 376 break; 377 case GL_PREVIOUS: 378 alpha_arg[i] = radeon_previous_alpha[op]; 379 break; 380 case GL_ZERO: 381 alpha_arg[i] = radeon_zero_alpha[op]; 382 break; 383 case GL_ONE: 384 alpha_arg[i] = radeon_zero_alpha[op+1]; 385 break; 386 case GL_TEXTURE0: 387 case GL_TEXTURE1: 388 case GL_TEXTURE2: { 389 GLuint txunit = srcAi - GL_TEXTURE0; 390 if (ctx->Texture.Unit[txunit]._Current->Image[0][0]->_BaseFormat == GL_LUMINANCE) 391 alpha_arg[i] = radeon_zero_alpha[op+1]; 392 else 393 alpha_arg[i] = radeon_texture_alpha[op][txunit]; 394 } 395 break; 396 default: 397 return GL_FALSE; 398 } 399 } 400 401 /* Step 2: 402 * Build up the color and alpha combine functions. 403 */ 404 switch ( texUnit->_CurrentCombine->ModeRGB ) { 405 case GL_REPLACE: 406 color_combine = (RADEON_COLOR_ARG_A_ZERO | 407 RADEON_COLOR_ARG_B_ZERO | 408 RADEON_BLEND_CTL_ADD | 409 RADEON_CLAMP_TX); 410 RADEON_COLOR_ARG( 0, C ); 411 break; 412 case GL_MODULATE: 413 color_combine = (RADEON_COLOR_ARG_C_ZERO | 414 RADEON_BLEND_CTL_ADD | 415 RADEON_CLAMP_TX); 416 RADEON_COLOR_ARG( 0, A ); 417 RADEON_COLOR_ARG( 1, B ); 418 break; 419 case GL_ADD: 420 color_combine = (RADEON_COLOR_ARG_B_ZERO | 421 RADEON_COMP_ARG_B | 422 RADEON_BLEND_CTL_ADD | 423 RADEON_CLAMP_TX); 424 RADEON_COLOR_ARG( 0, A ); 425 RADEON_COLOR_ARG( 1, C ); 426 break; 427 case GL_ADD_SIGNED: 428 color_combine = (RADEON_COLOR_ARG_B_ZERO | 429 RADEON_COMP_ARG_B | 430 RADEON_BLEND_CTL_ADDSIGNED | 431 RADEON_CLAMP_TX); 432 RADEON_COLOR_ARG( 0, A ); 433 RADEON_COLOR_ARG( 1, C ); 434 break; 435 case GL_SUBTRACT: 436 color_combine = (RADEON_COLOR_ARG_B_ZERO | 437 RADEON_COMP_ARG_B | 438 RADEON_BLEND_CTL_SUBTRACT | 439 RADEON_CLAMP_TX); 440 RADEON_COLOR_ARG( 0, A ); 441 RADEON_COLOR_ARG( 1, C ); 442 break; 443 case GL_INTERPOLATE: 444 color_combine = (RADEON_BLEND_CTL_BLEND | 445 RADEON_CLAMP_TX); 446 RADEON_COLOR_ARG( 0, B ); 447 RADEON_COLOR_ARG( 1, A ); 448 RADEON_COLOR_ARG( 2, C ); 449 break; 450 451 case GL_DOT3_RGB_EXT: 452 case GL_DOT3_RGBA_EXT: 453 /* The EXT version of the DOT3 extension does not support the 454 * scale factor, but the ARB version (and the version in OpenGL 455 * 1.3) does. 456 */ 457 RGBshift = 0; 458 /* FALLTHROUGH */ 459 460 case GL_DOT3_RGB: 461 case GL_DOT3_RGBA: 462 /* The R100 / RV200 only support a 1X multiplier in hardware 463 * w/the ARB version. 464 */ 465 if ( RGBshift != (RADEON_SCALE_1X >> RADEON_SCALE_SHIFT) ) { 466 return GL_FALSE; 467 } 468 469 RGBshift += 2; 470 if ( (texUnit->_CurrentCombine->ModeRGB == GL_DOT3_RGBA_EXT) 471 || (texUnit->_CurrentCombine->ModeRGB == GL_DOT3_RGBA) ) { 472 /* is it necessary to set this or will it be ignored anyway? */ 473 Ashift = RGBshift; 474 } 475 476 color_combine = (RADEON_COLOR_ARG_C_ZERO | 477 RADEON_BLEND_CTL_DOT3 | 478 RADEON_CLAMP_TX); 479 RADEON_COLOR_ARG( 0, A ); 480 RADEON_COLOR_ARG( 1, B ); 481 break; 482 483 case GL_MODULATE_ADD_ATI: 484 color_combine = (RADEON_BLEND_CTL_ADD | 485 RADEON_CLAMP_TX); 486 RADEON_COLOR_ARG( 0, A ); 487 RADEON_COLOR_ARG( 1, C ); 488 RADEON_COLOR_ARG( 2, B ); 489 break; 490 case GL_MODULATE_SIGNED_ADD_ATI: 491 color_combine = (RADEON_BLEND_CTL_ADDSIGNED | 492 RADEON_CLAMP_TX); 493 RADEON_COLOR_ARG( 0, A ); 494 RADEON_COLOR_ARG( 1, C ); 495 RADEON_COLOR_ARG( 2, B ); 496 break; 497 case GL_MODULATE_SUBTRACT_ATI: 498 color_combine = (RADEON_BLEND_CTL_SUBTRACT | 499 RADEON_CLAMP_TX); 500 RADEON_COLOR_ARG( 0, A ); 501 RADEON_COLOR_ARG( 1, C ); 502 RADEON_COLOR_ARG( 2, B ); 503 break; 504 default: 505 return GL_FALSE; 506 } 507 508 switch ( texUnit->_CurrentCombine->ModeA ) { 509 case GL_REPLACE: 510 alpha_combine = (RADEON_ALPHA_ARG_A_ZERO | 511 RADEON_ALPHA_ARG_B_ZERO | 512 RADEON_BLEND_CTL_ADD | 513 RADEON_CLAMP_TX); 514 RADEON_ALPHA_ARG( 0, C ); 515 break; 516 case GL_MODULATE: 517 alpha_combine = (RADEON_ALPHA_ARG_C_ZERO | 518 RADEON_BLEND_CTL_ADD | 519 RADEON_CLAMP_TX); 520 RADEON_ALPHA_ARG( 0, A ); 521 RADEON_ALPHA_ARG( 1, B ); 522 break; 523 case GL_ADD: 524 alpha_combine = (RADEON_ALPHA_ARG_B_ZERO | 525 RADEON_COMP_ARG_B | 526 RADEON_BLEND_CTL_ADD | 527 RADEON_CLAMP_TX); 528 RADEON_ALPHA_ARG( 0, A ); 529 RADEON_ALPHA_ARG( 1, C ); 530 break; 531 case GL_ADD_SIGNED: 532 alpha_combine = (RADEON_ALPHA_ARG_B_ZERO | 533 RADEON_COMP_ARG_B | 534 RADEON_BLEND_CTL_ADDSIGNED | 535 RADEON_CLAMP_TX); 536 RADEON_ALPHA_ARG( 0, A ); 537 RADEON_ALPHA_ARG( 1, C ); 538 break; 539 case GL_SUBTRACT: 540 alpha_combine = (RADEON_COLOR_ARG_B_ZERO | 541 RADEON_COMP_ARG_B | 542 RADEON_BLEND_CTL_SUBTRACT | 543 RADEON_CLAMP_TX); 544 RADEON_ALPHA_ARG( 0, A ); 545 RADEON_ALPHA_ARG( 1, C ); 546 break; 547 case GL_INTERPOLATE: 548 alpha_combine = (RADEON_BLEND_CTL_BLEND | 549 RADEON_CLAMP_TX); 550 RADEON_ALPHA_ARG( 0, B ); 551 RADEON_ALPHA_ARG( 1, A ); 552 RADEON_ALPHA_ARG( 2, C ); 553 break; 554 555 case GL_MODULATE_ADD_ATI: 556 alpha_combine = (RADEON_BLEND_CTL_ADD | 557 RADEON_CLAMP_TX); 558 RADEON_ALPHA_ARG( 0, A ); 559 RADEON_ALPHA_ARG( 1, C ); 560 RADEON_ALPHA_ARG( 2, B ); 561 break; 562 case GL_MODULATE_SIGNED_ADD_ATI: 563 alpha_combine = (RADEON_BLEND_CTL_ADDSIGNED | 564 RADEON_CLAMP_TX); 565 RADEON_ALPHA_ARG( 0, A ); 566 RADEON_ALPHA_ARG( 1, C ); 567 RADEON_ALPHA_ARG( 2, B ); 568 break; 569 case GL_MODULATE_SUBTRACT_ATI: 570 alpha_combine = (RADEON_BLEND_CTL_SUBTRACT | 571 RADEON_CLAMP_TX); 572 RADEON_ALPHA_ARG( 0, A ); 573 RADEON_ALPHA_ARG( 1, C ); 574 RADEON_ALPHA_ARG( 2, B ); 575 break; 576 default: 577 return GL_FALSE; 578 } 579 580 if ( (texUnit->_CurrentCombine->ModeRGB == GL_DOT3_RGB_EXT) 581 || (texUnit->_CurrentCombine->ModeRGB == GL_DOT3_RGB) ) { 582 alpha_combine |= RADEON_DOT_ALPHA_DONT_REPLICATE; 583 } 584 585 /* Step 3: 586 * Apply the scale factor. 587 */ 588 color_combine |= (RGBshift << RADEON_SCALE_SHIFT); 589 alpha_combine |= (Ashift << RADEON_SCALE_SHIFT); 590 591 /* All done! 592 */ 593 } 594 595 if ( rmesa->hw.tex[unit].cmd[TEX_PP_TXCBLEND] != color_combine || 596 rmesa->hw.tex[unit].cmd[TEX_PP_TXABLEND] != alpha_combine ) { 597 RADEON_STATECHANGE( rmesa, tex[unit] ); 598 rmesa->hw.tex[unit].cmd[TEX_PP_TXCBLEND] = color_combine; 599 rmesa->hw.tex[unit].cmd[TEX_PP_TXABLEND] = alpha_combine; 600 } 601 602 return GL_TRUE; 603} 604 605void radeonSetTexBuffer2(__DRIcontext *pDRICtx, GLint target, GLint texture_format, 606 __DRIdrawable *dPriv) 607{ 608 struct gl_texture_unit *texUnit; 609 struct gl_texture_object *texObj; 610 struct gl_texture_image *texImage; 611 struct radeon_renderbuffer *rb; 612 radeon_texture_image *rImage; 613 radeonContextPtr radeon; 614 struct radeon_framebuffer *rfb; 615 radeonTexObjPtr t; 616 uint32_t pitch_val; 617 gl_format texFormat; 618 619 radeon = pDRICtx->driverPrivate; 620 621 rfb = dPriv->driverPrivate; 622 texUnit = _mesa_get_current_tex_unit(radeon->glCtx); 623 texObj = _mesa_select_tex_object(radeon->glCtx, texUnit, target); 624 texImage = _mesa_get_tex_image(radeon->glCtx, texObj, target, 0); 625 626 rImage = get_radeon_texture_image(texImage); 627 t = radeon_tex_obj(texObj); 628 if (t == NULL) { 629 return; 630 } 631 632 radeon_update_renderbuffers(pDRICtx, dPriv, GL_TRUE); 633 rb = rfb->color_rb[0]; 634 if (rb->bo == NULL) { 635 /* Failed to BO for the buffer */ 636 return; 637 } 638 639 _mesa_lock_texture(radeon->glCtx, texObj); 640 if (t->bo) { 641 radeon_bo_unref(t->bo); 642 t->bo = NULL; 643 } 644 if (rImage->bo) { 645 radeon_bo_unref(rImage->bo); 646 rImage->bo = NULL; 647 } 648 649 radeon_miptree_unreference(&t->mt); 650 radeon_miptree_unreference(&rImage->mt); 651 652 rImage->bo = rb->bo; 653 radeon_bo_ref(rImage->bo); 654 t->bo = rb->bo; 655 radeon_bo_ref(t->bo); 656 t->tile_bits = 0; 657 t->image_override = GL_TRUE; 658 t->override_offset = 0; 659 switch (rb->cpp) { 660 case 4: 661 if (texture_format == __DRI_TEXTURE_FORMAT_RGB) { 662 t->pp_txformat = tx_table[MESA_FORMAT_RGB888].format; 663 texFormat = MESA_FORMAT_RGB888; 664 } 665 else { 666 t->pp_txformat = tx_table[MESA_FORMAT_ARGB8888].format; 667 texFormat = MESA_FORMAT_ARGB8888; 668 } 669 t->pp_txfilter |= tx_table[MESA_FORMAT_ARGB8888].filter; 670 break; 671 case 3: 672 default: 673 texFormat = MESA_FORMAT_RGB888; 674 t->pp_txformat = tx_table[MESA_FORMAT_RGB888].format; 675 t->pp_txfilter |= tx_table[MESA_FORMAT_RGB888].filter; 676 break; 677 case 2: 678 texFormat = MESA_FORMAT_RGB565; 679 t->pp_txformat = tx_table[MESA_FORMAT_RGB565].format; 680 t->pp_txfilter |= tx_table[MESA_FORMAT_RGB565].filter; 681 break; 682 } 683 684 _mesa_init_teximage_fields(radeon->glCtx, texImage, 685 rb->base.Base.Width, rb->base.Base.Height, 686 1, 0, 687 rb->cpp, texFormat); 688 rImage->base.RowStride = rb->pitch / rb->cpp; 689 690 t->pp_txpitch &= (1 << 13) -1; 691 pitch_val = rb->pitch; 692 693 t->pp_txsize = ((rb->base.Base.Width - 1) << RADEON_TEX_USIZE_SHIFT) 694 | ((rb->base.Base.Height - 1) << RADEON_TEX_VSIZE_SHIFT); 695 if (target == GL_TEXTURE_RECTANGLE_NV) { 696 t->pp_txformat |= RADEON_TXFORMAT_NON_POWER2; 697 t->pp_txpitch = pitch_val; 698 t->pp_txpitch -= 32; 699 } else { 700 t->pp_txformat &= ~(RADEON_TXFORMAT_WIDTH_MASK | 701 RADEON_TXFORMAT_HEIGHT_MASK | 702 RADEON_TXFORMAT_CUBIC_MAP_ENABLE | 703 RADEON_TXFORMAT_F5_WIDTH_MASK | 704 RADEON_TXFORMAT_F5_HEIGHT_MASK); 705 t->pp_txformat |= ((texImage->WidthLog2 << RADEON_TXFORMAT_WIDTH_SHIFT) | 706 (texImage->HeightLog2 << RADEON_TXFORMAT_HEIGHT_SHIFT)); 707 } 708 t->validated = GL_TRUE; 709 _mesa_unlock_texture(radeon->glCtx, texObj); 710 return; 711} 712 713 714void radeonSetTexBuffer(__DRIcontext *pDRICtx, GLint target, __DRIdrawable *dPriv) 715{ 716 radeonSetTexBuffer2(pDRICtx, target, __DRI_TEXTURE_FORMAT_RGBA, dPriv); 717} 718 719 720#define TEXOBJ_TXFILTER_MASK (RADEON_MAX_MIP_LEVEL_MASK | \ 721 RADEON_MIN_FILTER_MASK | \ 722 RADEON_MAG_FILTER_MASK | \ 723 RADEON_MAX_ANISO_MASK | \ 724 RADEON_YUV_TO_RGB | \ 725 RADEON_YUV_TEMPERATURE_MASK | \ 726 RADEON_CLAMP_S_MASK | \ 727 RADEON_CLAMP_T_MASK | \ 728 RADEON_BORDER_MODE_D3D ) 729 730#define TEXOBJ_TXFORMAT_MASK (RADEON_TXFORMAT_WIDTH_MASK | \ 731 RADEON_TXFORMAT_HEIGHT_MASK | \ 732 RADEON_TXFORMAT_FORMAT_MASK | \ 733 RADEON_TXFORMAT_F5_WIDTH_MASK | \ 734 RADEON_TXFORMAT_F5_HEIGHT_MASK | \ 735 RADEON_TXFORMAT_ALPHA_IN_MAP | \ 736 RADEON_TXFORMAT_CUBIC_MAP_ENABLE | \ 737 RADEON_TXFORMAT_NON_POWER2) 738 739 740static void disable_tex_obj_state( r100ContextPtr rmesa, 741 int unit ) 742{ 743 RADEON_STATECHANGE( rmesa, tex[unit] ); 744 745 RADEON_STATECHANGE( rmesa, tcl ); 746 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] &= ~(RADEON_ST_BIT(unit) | 747 RADEON_Q_BIT(unit)); 748 749 if (rmesa->radeon.TclFallback & (RADEON_TCL_FALLBACK_TEXGEN_0<<unit)) { 750 TCL_FALLBACK( rmesa->radeon.glCtx, (RADEON_TCL_FALLBACK_TEXGEN_0<<unit), GL_FALSE); 751 rmesa->recheck_texgen[unit] = GL_TRUE; 752 } 753 754 if (rmesa->hw.tex[unit].cmd[TEX_PP_TXFORMAT] & RADEON_TXFORMAT_CUBIC_MAP_ENABLE) { 755 /* this seems to be a genuine (r100 only?) hw bug. Need to remove the 756 cubic_map bit on unit 2 when the unit is disabled, otherwise every 757 2nd (2d) mipmap on unit 0 will be broken (may not be needed for other 758 units, better be safe than sorry though).*/ 759 RADEON_STATECHANGE( rmesa, tex[unit] ); 760 rmesa->hw.tex[unit].cmd[TEX_PP_TXFORMAT] &= ~RADEON_TXFORMAT_CUBIC_MAP_ENABLE; 761 } 762 763 { 764 GLuint inputshift = RADEON_TEXGEN_0_INPUT_SHIFT + unit*4; 765 GLuint tmp = rmesa->TexGenEnabled; 766 767 rmesa->TexGenEnabled &= ~(RADEON_TEXGEN_TEXMAT_0_ENABLE<<unit); 768 rmesa->TexGenEnabled &= ~(RADEON_TEXMAT_0_ENABLE<<unit); 769 rmesa->TexGenEnabled &= ~(RADEON_TEXGEN_INPUT_MASK<<inputshift); 770 rmesa->TexGenNeedNormals[unit] = 0; 771 rmesa->TexGenEnabled |= 772 (RADEON_TEXGEN_INPUT_TEXCOORD_0+unit) << inputshift; 773 774 if (tmp != rmesa->TexGenEnabled) { 775 rmesa->recheck_texgen[unit] = GL_TRUE; 776 rmesa->radeon.NewGLState |= _NEW_TEXTURE_MATRIX; 777 } 778 } 779} 780 781static void import_tex_obj_state( r100ContextPtr rmesa, 782 int unit, 783 radeonTexObjPtr texobj ) 784{ 785/* do not use RADEON_DB_STATE to avoid stale texture caches */ 786 uint32_t *cmd = &rmesa->hw.tex[unit].cmd[TEX_CMD_0]; 787 GLuint se_coord_fmt = rmesa->hw.set.cmd[SET_SE_COORDFMT]; 788 789 RADEON_STATECHANGE( rmesa, tex[unit] ); 790 791 cmd[TEX_PP_TXFILTER] &= ~TEXOBJ_TXFILTER_MASK; 792 cmd[TEX_PP_TXFILTER] |= texobj->pp_txfilter & TEXOBJ_TXFILTER_MASK; 793 cmd[TEX_PP_TXFORMAT] &= ~TEXOBJ_TXFORMAT_MASK; 794 cmd[TEX_PP_TXFORMAT] |= texobj->pp_txformat & TEXOBJ_TXFORMAT_MASK; 795 cmd[TEX_PP_BORDER_COLOR] = texobj->pp_border_color; 796 797 if (texobj->pp_txformat & RADEON_TXFORMAT_NON_POWER2) { 798 uint32_t *txr_cmd = &rmesa->hw.txr[unit].cmd[TXR_CMD_0]; 799 txr_cmd[TXR_PP_TEX_SIZE] = texobj->pp_txsize; /* NPOT only! */ 800 txr_cmd[TXR_PP_TEX_PITCH] = texobj->pp_txpitch; /* NPOT only! */ 801 RADEON_STATECHANGE( rmesa, txr[unit] ); 802 } 803 804 if (texobj->base.Target == GL_TEXTURE_RECTANGLE_NV) { 805 se_coord_fmt |= RADEON_VTX_ST0_NONPARAMETRIC << unit; 806 } 807 else { 808 se_coord_fmt &= ~(RADEON_VTX_ST0_NONPARAMETRIC << unit); 809 810 if (texobj->base.Target == GL_TEXTURE_CUBE_MAP) { 811 uint32_t *cube_cmd = &rmesa->hw.cube[unit].cmd[CUBE_CMD_0]; 812 813 RADEON_STATECHANGE( rmesa, cube[unit] ); 814 cube_cmd[CUBE_PP_CUBIC_FACES] = texobj->pp_cubic_faces; 815 /* state filled out in the cube_emit */ 816 } 817 } 818 819 if (se_coord_fmt != rmesa->hw.set.cmd[SET_SE_COORDFMT]) { 820 RADEON_STATECHANGE( rmesa, set ); 821 rmesa->hw.set.cmd[SET_SE_COORDFMT] = se_coord_fmt; 822 } 823 824 rmesa->radeon.NewGLState |= _NEW_TEXTURE_MATRIX; 825} 826 827 828static void set_texgen_matrix( r100ContextPtr rmesa, 829 GLuint unit, 830 const GLfloat *s_plane, 831 const GLfloat *t_plane, 832 const GLfloat *r_plane, 833 const GLfloat *q_plane ) 834{ 835 rmesa->TexGenMatrix[unit].m[0] = s_plane[0]; 836 rmesa->TexGenMatrix[unit].m[4] = s_plane[1]; 837 rmesa->TexGenMatrix[unit].m[8] = s_plane[2]; 838 rmesa->TexGenMatrix[unit].m[12] = s_plane[3]; 839 840 rmesa->TexGenMatrix[unit].m[1] = t_plane[0]; 841 rmesa->TexGenMatrix[unit].m[5] = t_plane[1]; 842 rmesa->TexGenMatrix[unit].m[9] = t_plane[2]; 843 rmesa->TexGenMatrix[unit].m[13] = t_plane[3]; 844 845 rmesa->TexGenMatrix[unit].m[2] = r_plane[0]; 846 rmesa->TexGenMatrix[unit].m[6] = r_plane[1]; 847 rmesa->TexGenMatrix[unit].m[10] = r_plane[2]; 848 rmesa->TexGenMatrix[unit].m[14] = r_plane[3]; 849 850 rmesa->TexGenMatrix[unit].m[3] = q_plane[0]; 851 rmesa->TexGenMatrix[unit].m[7] = q_plane[1]; 852 rmesa->TexGenMatrix[unit].m[11] = q_plane[2]; 853 rmesa->TexGenMatrix[unit].m[15] = q_plane[3]; 854 855 rmesa->TexGenEnabled |= RADEON_TEXMAT_0_ENABLE << unit; 856 rmesa->radeon.NewGLState |= _NEW_TEXTURE_MATRIX; 857} 858 859/* Returns GL_FALSE if fallback required. 860 */ 861static GLboolean radeon_validate_texgen( struct gl_context *ctx, GLuint unit ) 862{ 863 r100ContextPtr rmesa = R100_CONTEXT(ctx); 864 struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; 865 GLuint inputshift = RADEON_TEXGEN_0_INPUT_SHIFT + unit*4; 866 GLuint tmp = rmesa->TexGenEnabled; 867 static const GLfloat reflect[16] = { 868 -1, 0, 0, 0, 869 0, -1, 0, 0, 870 0, 0, -1, 0, 871 0, 0, 0, 1 }; 872 873 rmesa->TexGenEnabled &= ~(RADEON_TEXGEN_TEXMAT_0_ENABLE << unit); 874 rmesa->TexGenEnabled &= ~(RADEON_TEXMAT_0_ENABLE << unit); 875 rmesa->TexGenEnabled &= ~(RADEON_TEXGEN_INPUT_MASK << inputshift); 876 rmesa->TexGenNeedNormals[unit] = 0; 877 878 if ((texUnit->TexGenEnabled & (S_BIT|T_BIT|R_BIT|Q_BIT)) == 0) { 879 /* Disabled, no fallback: 880 */ 881 rmesa->TexGenEnabled |= 882 (RADEON_TEXGEN_INPUT_TEXCOORD_0 + unit) << inputshift; 883 return GL_TRUE; 884 } 885 /* the r100 cannot do texgen for some coords and not for others 886 * we do not detect such cases (certainly can't do it here) and just 887 * ASSUME that when S and T are texgen enabled we do not need other 888 * non-texgen enabled coords, no matter if the R and Q bits are texgen 889 * enabled. Still check for mixed mode texgen for all coords. 890 */ 891 else if ( (texUnit->TexGenEnabled & S_BIT) && 892 (texUnit->TexGenEnabled & T_BIT) && 893 (texUnit->GenS.Mode == texUnit->GenT.Mode) ) { 894 if ( ((texUnit->TexGenEnabled & R_BIT) && 895 (texUnit->GenS.Mode != texUnit->GenR.Mode)) || 896 ((texUnit->TexGenEnabled & Q_BIT) && 897 (texUnit->GenS.Mode != texUnit->GenQ.Mode)) ) { 898 /* Mixed modes, fallback: 899 */ 900 if (RADEON_DEBUG & RADEON_FALLBACKS) 901 fprintf(stderr, "fallback mixed texgen\n"); 902 return GL_FALSE; 903 } 904 rmesa->TexGenEnabled |= RADEON_TEXGEN_TEXMAT_0_ENABLE << unit; 905 } 906 else { 907 /* some texgen mode not including both S and T bits */ 908 if (RADEON_DEBUG & RADEON_FALLBACKS) 909 fprintf(stderr, "fallback mixed texgen/nontexgen\n"); 910 return GL_FALSE; 911 } 912 913 if ((texUnit->TexGenEnabled & (R_BIT | Q_BIT)) != 0) { 914 /* need this here for vtxfmt presumably. Argh we need to set 915 this from way too many places, would be much easier if we could leave 916 tcl q coord always enabled as on r200) */ 917 RADEON_STATECHANGE( rmesa, tcl ); 918 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_Q_BIT(unit); 919 } 920 921 switch (texUnit->GenS.Mode) { 922 case GL_OBJECT_LINEAR: 923 rmesa->TexGenEnabled |= RADEON_TEXGEN_INPUT_OBJ << inputshift; 924 set_texgen_matrix( rmesa, unit, 925 texUnit->GenS.ObjectPlane, 926 texUnit->GenT.ObjectPlane, 927 texUnit->GenR.ObjectPlane, 928 texUnit->GenQ.ObjectPlane); 929 break; 930 931 case GL_EYE_LINEAR: 932 rmesa->TexGenEnabled |= RADEON_TEXGEN_INPUT_EYE << inputshift; 933 set_texgen_matrix( rmesa, unit, 934 texUnit->GenS.EyePlane, 935 texUnit->GenT.EyePlane, 936 texUnit->GenR.EyePlane, 937 texUnit->GenQ.EyePlane); 938 break; 939 940 case GL_REFLECTION_MAP_NV: 941 rmesa->TexGenNeedNormals[unit] = GL_TRUE; 942 rmesa->TexGenEnabled |= RADEON_TEXGEN_INPUT_EYE_REFLECT << inputshift; 943 /* TODO: unknown if this is needed/correct */ 944 set_texgen_matrix( rmesa, unit, reflect, reflect + 4, 945 reflect + 8, reflect + 12 ); 946 break; 947 948 case GL_NORMAL_MAP_NV: 949 rmesa->TexGenNeedNormals[unit] = GL_TRUE; 950 rmesa->TexGenEnabled |= RADEON_TEXGEN_INPUT_EYE_NORMAL << inputshift; 951 break; 952 953 case GL_SPHERE_MAP: 954 /* the mode which everyone uses :-( */ 955 default: 956 /* Unsupported mode, fallback: 957 */ 958 if (RADEON_DEBUG & RADEON_FALLBACKS) 959 fprintf(stderr, "fallback GL_SPHERE_MAP\n"); 960 return GL_FALSE; 961 } 962 963 if (tmp != rmesa->TexGenEnabled) { 964 rmesa->radeon.NewGLState |= _NEW_TEXTURE_MATRIX; 965 } 966 967 return GL_TRUE; 968} 969 970/** 971 * Compute the cached hardware register values for the given texture object. 972 * 973 * \param rmesa Context pointer 974 * \param t the r300 texture object 975 */ 976static GLboolean setup_hardware_state(r100ContextPtr rmesa, radeonTexObj *t, int unit) 977{ 978 const struct gl_texture_image *firstImage; 979 GLint log2Width, log2Height, texelBytes; 980 981 if ( t->bo ) { 982 return GL_TRUE; 983 } 984 985 firstImage = t->base.Image[0][t->minLod]; 986 987 log2Width = firstImage->WidthLog2; 988 log2Height = firstImage->HeightLog2; 989 texelBytes = _mesa_get_format_bytes(firstImage->TexFormat); 990 991 if (!t->image_override) { 992 if (VALID_FORMAT(firstImage->TexFormat)) { 993 const struct tx_table *table = tx_table; 994 995 t->pp_txformat &= ~(RADEON_TXFORMAT_FORMAT_MASK | 996 RADEON_TXFORMAT_ALPHA_IN_MAP); 997 t->pp_txfilter &= ~RADEON_YUV_TO_RGB; 998 999 t->pp_txformat |= table[ firstImage->TexFormat ].format; 1000 t->pp_txfilter |= table[ firstImage->TexFormat ].filter; 1001 } else { 1002 _mesa_problem(NULL, "unexpected texture format in %s", 1003 __FUNCTION__); 1004 return GL_FALSE; 1005 } 1006 } 1007 1008 t->pp_txfilter &= ~RADEON_MAX_MIP_LEVEL_MASK; 1009 t->pp_txfilter |= (t->maxLod - t->minLod) << RADEON_MAX_MIP_LEVEL_SHIFT; 1010 1011 t->pp_txformat &= ~(RADEON_TXFORMAT_WIDTH_MASK | 1012 RADEON_TXFORMAT_HEIGHT_MASK | 1013 RADEON_TXFORMAT_CUBIC_MAP_ENABLE | 1014 RADEON_TXFORMAT_F5_WIDTH_MASK | 1015 RADEON_TXFORMAT_F5_HEIGHT_MASK); 1016 t->pp_txformat |= ((log2Width << RADEON_TXFORMAT_WIDTH_SHIFT) | 1017 (log2Height << RADEON_TXFORMAT_HEIGHT_SHIFT)); 1018 1019 t->tile_bits = 0; 1020 1021 if (t->base.Target == GL_TEXTURE_CUBE_MAP) { 1022 ASSERT(log2Width == log2Height); 1023 t->pp_txformat |= ((log2Width << RADEON_TXFORMAT_F5_WIDTH_SHIFT) | 1024 (log2Height << RADEON_TXFORMAT_F5_HEIGHT_SHIFT) | 1025 /* don't think we need this bit, if it exists at all - fglrx does not set it */ 1026 (RADEON_TXFORMAT_CUBIC_MAP_ENABLE)); 1027 t->pp_cubic_faces = ((log2Width << RADEON_FACE_WIDTH_1_SHIFT) | 1028 (log2Height << RADEON_FACE_HEIGHT_1_SHIFT) | 1029 (log2Width << RADEON_FACE_WIDTH_2_SHIFT) | 1030 (log2Height << RADEON_FACE_HEIGHT_2_SHIFT) | 1031 (log2Width << RADEON_FACE_WIDTH_3_SHIFT) | 1032 (log2Height << RADEON_FACE_HEIGHT_3_SHIFT) | 1033 (log2Width << RADEON_FACE_WIDTH_4_SHIFT) | 1034 (log2Height << RADEON_FACE_HEIGHT_4_SHIFT)); 1035 } 1036 1037 t->pp_txsize = (((firstImage->Width - 1) << RADEON_TEX_USIZE_SHIFT) 1038 | ((firstImage->Height - 1) << RADEON_TEX_VSIZE_SHIFT)); 1039 1040 if ( !t->image_override ) { 1041 if (_mesa_is_format_compressed(firstImage->TexFormat)) 1042 t->pp_txpitch = (firstImage->Width + 63) & ~(63); 1043 else 1044 t->pp_txpitch = ((firstImage->Width * texelBytes) + 63) & ~(63); 1045 t->pp_txpitch -= 32; 1046 } 1047 1048 if (t->base.Target == GL_TEXTURE_RECTANGLE_NV) { 1049 t->pp_txformat |= RADEON_TXFORMAT_NON_POWER2; 1050 } 1051 1052 return GL_TRUE; 1053} 1054 1055static GLboolean radeon_validate_texture(struct gl_context *ctx, struct gl_texture_object *texObj, int unit) 1056{ 1057 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1058 radeonTexObj *t = radeon_tex_obj(texObj); 1059 int ret; 1060 1061 if (!radeon_validate_texture_miptree(ctx, _mesa_get_samplerobj(ctx, unit), texObj)) 1062 return GL_FALSE; 1063 1064 ret = setup_hardware_state(rmesa, t, unit); 1065 if (ret == GL_FALSE) 1066 return GL_FALSE; 1067 1068 /* yuv conversion only works in first unit */ 1069 if (unit != 0 && (t->pp_txfilter & RADEON_YUV_TO_RGB)) 1070 return GL_FALSE; 1071 1072 RADEON_STATECHANGE( rmesa, ctx ); 1073 rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= 1074 (RADEON_TEX_0_ENABLE | RADEON_TEX_BLEND_0_ENABLE) << unit; 1075 RADEON_STATECHANGE( rmesa, tcl ); 1076 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_ST_BIT(unit); 1077 1078 rmesa->recheck_texgen[unit] = GL_TRUE; 1079 1080 radeonTexUpdateParameters(ctx, unit); 1081 import_tex_obj_state( rmesa, unit, t ); 1082 1083 if (rmesa->recheck_texgen[unit]) { 1084 GLboolean fallback = !radeon_validate_texgen( ctx, unit ); 1085 TCL_FALLBACK( ctx, (RADEON_TCL_FALLBACK_TEXGEN_0<<unit), fallback); 1086 rmesa->recheck_texgen[unit] = 0; 1087 rmesa->radeon.NewGLState |= _NEW_TEXTURE_MATRIX; 1088 } 1089 1090 if ( ! radeonUpdateTextureEnv( ctx, unit ) ) { 1091 return GL_FALSE; 1092 } 1093 FALLBACK( rmesa, RADEON_FALLBACK_BORDER_MODE, t->border_fallback ); 1094 1095 t->validated = GL_TRUE; 1096 return !t->border_fallback; 1097} 1098 1099static GLboolean radeonUpdateTextureUnit( struct gl_context *ctx, int unit ) 1100{ 1101 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1102 1103 if (ctx->Texture.Unit[unit]._ReallyEnabled & TEXTURE_3D_BIT) { 1104 disable_tex_obj_state(rmesa, unit); 1105 rmesa->state.texture.unit[unit].texobj = NULL; 1106 return GL_FALSE; 1107 } 1108 1109 if (!ctx->Texture.Unit[unit]._ReallyEnabled) { 1110 /* disable the unit */ 1111 disable_tex_obj_state(rmesa, unit); 1112 rmesa->state.texture.unit[unit].texobj = NULL; 1113 return GL_TRUE; 1114 } 1115 1116 if (!radeon_validate_texture(ctx, ctx->Texture.Unit[unit]._Current, unit)) { 1117 _mesa_warning(ctx, 1118 "failed to validate texture for unit %d.\n", 1119 unit); 1120 rmesa->state.texture.unit[unit].texobj = NULL; 1121 return GL_FALSE; 1122 } 1123 rmesa->state.texture.unit[unit].texobj = radeon_tex_obj(ctx->Texture.Unit[unit]._Current); 1124 return GL_TRUE; 1125} 1126 1127void radeonUpdateTextureState( struct gl_context *ctx ) 1128{ 1129 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1130 GLboolean ok; 1131 1132 /* set the ctx all textures off */ 1133 RADEON_STATECHANGE( rmesa, ctx ); 1134 rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~((RADEON_TEX_ENABLE_MASK) | (RADEON_TEX_BLEND_ENABLE_MASK)); 1135 1136 ok = (radeonUpdateTextureUnit( ctx, 0 ) && 1137 radeonUpdateTextureUnit( ctx, 1 ) && 1138 radeonUpdateTextureUnit( ctx, 2 )); 1139 1140 FALLBACK( rmesa, RADEON_FALLBACK_TEXTURE, !ok ); 1141 1142 if (rmesa->radeon.TclFallback) 1143 radeonChooseVertexState( ctx ); 1144} 1145