radeon_state.c revision 2f11e92cef51c88a09bc778e2ceca4ab50cf0017
1/************************************************************************** 2 3Copyright 2000, 2001 VA Linux Systems Inc., Fremont, California. 4 5All Rights Reserved. 6 7Permission is hereby granted, free of charge, to any person obtaining 8a copy of this software and associated documentation files (the 9"Software"), to deal in the Software without restriction, including 10without limitation the rights to use, copy, modify, merge, publish, 11distribute, sublicense, and/or sell copies of the Software, and to 12permit persons to whom the Software is furnished to do so, subject to 13the following conditions: 14 15The above copyright notice and this permission notice (including the 16next paragraph) shall be included in all copies or substantial 17portions of the Software. 18 19THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 20EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 21MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 22IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE 23LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 24OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 25WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 26 27**************************************************************************/ 28 29/* 30 * Authors: 31 * Gareth Hughes <gareth@valinux.com> 32 * Keith Whitwell <keithw@vmware.com> 33 */ 34 35#include "main/glheader.h" 36#include "main/imports.h" 37#include "main/api_arrayelt.h" 38#include "main/enums.h" 39#include "main/light.h" 40#include "main/context.h" 41#include "main/framebuffer.h" 42#include "main/fbobject.h" 43#include "util/simple_list.h" 44#include "main/state.h" 45#include "main/core.h" 46#include "main/stencil.h" 47#include "main/viewport.h" 48 49#include "vbo/vbo.h" 50#include "tnl/tnl.h" 51#include "tnl/t_pipeline.h" 52#include "swrast_setup/swrast_setup.h" 53#include "drivers/common/meta.h" 54 55#include "radeon_context.h" 56#include "radeon_mipmap_tree.h" 57#include "radeon_ioctl.h" 58#include "radeon_state.h" 59#include "radeon_tcl.h" 60#include "radeon_tex.h" 61#include "radeon_swtcl.h" 62 63static void radeonUpdateSpecular( struct gl_context *ctx ); 64 65/* ============================================================= 66 * Alpha blending 67 */ 68 69static void radeonAlphaFunc( struct gl_context *ctx, GLenum func, GLfloat ref ) 70{ 71 r100ContextPtr rmesa = R100_CONTEXT(ctx); 72 int pp_misc = rmesa->hw.ctx.cmd[CTX_PP_MISC]; 73 GLubyte refByte; 74 75 CLAMPED_FLOAT_TO_UBYTE(refByte, ref); 76 77 RADEON_STATECHANGE( rmesa, ctx ); 78 79 pp_misc &= ~(RADEON_ALPHA_TEST_OP_MASK | RADEON_REF_ALPHA_MASK); 80 pp_misc |= (refByte & RADEON_REF_ALPHA_MASK); 81 82 switch ( func ) { 83 case GL_NEVER: 84 pp_misc |= RADEON_ALPHA_TEST_FAIL; 85 break; 86 case GL_LESS: 87 pp_misc |= RADEON_ALPHA_TEST_LESS; 88 break; 89 case GL_EQUAL: 90 pp_misc |= RADEON_ALPHA_TEST_EQUAL; 91 break; 92 case GL_LEQUAL: 93 pp_misc |= RADEON_ALPHA_TEST_LEQUAL; 94 break; 95 case GL_GREATER: 96 pp_misc |= RADEON_ALPHA_TEST_GREATER; 97 break; 98 case GL_NOTEQUAL: 99 pp_misc |= RADEON_ALPHA_TEST_NEQUAL; 100 break; 101 case GL_GEQUAL: 102 pp_misc |= RADEON_ALPHA_TEST_GEQUAL; 103 break; 104 case GL_ALWAYS: 105 pp_misc |= RADEON_ALPHA_TEST_PASS; 106 break; 107 } 108 109 rmesa->hw.ctx.cmd[CTX_PP_MISC] = pp_misc; 110} 111 112static void radeonBlendEquationSeparate( struct gl_context *ctx, 113 GLenum modeRGB, GLenum modeA ) 114{ 115 r100ContextPtr rmesa = R100_CONTEXT(ctx); 116 GLuint b = rmesa->hw.ctx.cmd[CTX_RB3D_BLENDCNTL] & ~RADEON_COMB_FCN_MASK; 117 GLboolean fallback = GL_FALSE; 118 119 assert( modeRGB == modeA ); 120 121 switch ( modeRGB ) { 122 case GL_FUNC_ADD: 123 case GL_LOGIC_OP: 124 b |= RADEON_COMB_FCN_ADD_CLAMP; 125 break; 126 127 case GL_FUNC_SUBTRACT: 128 b |= RADEON_COMB_FCN_SUB_CLAMP; 129 break; 130 131 default: 132 if (ctx->Color.BlendEnabled) 133 fallback = GL_TRUE; 134 else 135 b |= RADEON_COMB_FCN_ADD_CLAMP; 136 break; 137 } 138 139 FALLBACK( rmesa, RADEON_FALLBACK_BLEND_EQ, fallback ); 140 if ( !fallback ) { 141 RADEON_STATECHANGE( rmesa, ctx ); 142 rmesa->hw.ctx.cmd[CTX_RB3D_BLENDCNTL] = b; 143 if ( (ctx->Color.ColorLogicOpEnabled || (ctx->Color.BlendEnabled 144 && ctx->Color.Blend[0].EquationRGB == GL_LOGIC_OP)) ) { 145 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= RADEON_ROP_ENABLE; 146 } else { 147 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~RADEON_ROP_ENABLE; 148 } 149 } 150} 151 152static void radeonBlendFuncSeparate( struct gl_context *ctx, 153 GLenum sfactorRGB, GLenum dfactorRGB, 154 GLenum sfactorA, GLenum dfactorA ) 155{ 156 r100ContextPtr rmesa = R100_CONTEXT(ctx); 157 GLuint b = rmesa->hw.ctx.cmd[CTX_RB3D_BLENDCNTL] & 158 ~(RADEON_SRC_BLEND_MASK | RADEON_DST_BLEND_MASK); 159 GLboolean fallback = GL_FALSE; 160 161 switch ( ctx->Color.Blend[0].SrcRGB ) { 162 case GL_ZERO: 163 b |= RADEON_SRC_BLEND_GL_ZERO; 164 break; 165 case GL_ONE: 166 b |= RADEON_SRC_BLEND_GL_ONE; 167 break; 168 case GL_DST_COLOR: 169 b |= RADEON_SRC_BLEND_GL_DST_COLOR; 170 break; 171 case GL_ONE_MINUS_DST_COLOR: 172 b |= RADEON_SRC_BLEND_GL_ONE_MINUS_DST_COLOR; 173 break; 174 case GL_SRC_COLOR: 175 b |= RADEON_SRC_BLEND_GL_SRC_COLOR; 176 break; 177 case GL_ONE_MINUS_SRC_COLOR: 178 b |= RADEON_SRC_BLEND_GL_ONE_MINUS_SRC_COLOR; 179 break; 180 case GL_SRC_ALPHA: 181 b |= RADEON_SRC_BLEND_GL_SRC_ALPHA; 182 break; 183 case GL_ONE_MINUS_SRC_ALPHA: 184 b |= RADEON_SRC_BLEND_GL_ONE_MINUS_SRC_ALPHA; 185 break; 186 case GL_DST_ALPHA: 187 b |= RADEON_SRC_BLEND_GL_DST_ALPHA; 188 break; 189 case GL_ONE_MINUS_DST_ALPHA: 190 b |= RADEON_SRC_BLEND_GL_ONE_MINUS_DST_ALPHA; 191 break; 192 case GL_SRC_ALPHA_SATURATE: 193 b |= RADEON_SRC_BLEND_GL_SRC_ALPHA_SATURATE; 194 break; 195 case GL_CONSTANT_COLOR: 196 case GL_ONE_MINUS_CONSTANT_COLOR: 197 case GL_CONSTANT_ALPHA: 198 case GL_ONE_MINUS_CONSTANT_ALPHA: 199 if (ctx->Color.BlendEnabled) 200 fallback = GL_TRUE; 201 else 202 b |= RADEON_SRC_BLEND_GL_ONE; 203 break; 204 default: 205 break; 206 } 207 208 switch ( ctx->Color.Blend[0].DstRGB ) { 209 case GL_ZERO: 210 b |= RADEON_DST_BLEND_GL_ZERO; 211 break; 212 case GL_ONE: 213 b |= RADEON_DST_BLEND_GL_ONE; 214 break; 215 case GL_SRC_COLOR: 216 b |= RADEON_DST_BLEND_GL_SRC_COLOR; 217 break; 218 case GL_ONE_MINUS_SRC_COLOR: 219 b |= RADEON_DST_BLEND_GL_ONE_MINUS_SRC_COLOR; 220 break; 221 case GL_SRC_ALPHA: 222 b |= RADEON_DST_BLEND_GL_SRC_ALPHA; 223 break; 224 case GL_ONE_MINUS_SRC_ALPHA: 225 b |= RADEON_DST_BLEND_GL_ONE_MINUS_SRC_ALPHA; 226 break; 227 case GL_DST_COLOR: 228 b |= RADEON_DST_BLEND_GL_DST_COLOR; 229 break; 230 case GL_ONE_MINUS_DST_COLOR: 231 b |= RADEON_DST_BLEND_GL_ONE_MINUS_DST_COLOR; 232 break; 233 case GL_DST_ALPHA: 234 b |= RADEON_DST_BLEND_GL_DST_ALPHA; 235 break; 236 case GL_ONE_MINUS_DST_ALPHA: 237 b |= RADEON_DST_BLEND_GL_ONE_MINUS_DST_ALPHA; 238 break; 239 case GL_CONSTANT_COLOR: 240 case GL_ONE_MINUS_CONSTANT_COLOR: 241 case GL_CONSTANT_ALPHA: 242 case GL_ONE_MINUS_CONSTANT_ALPHA: 243 if (ctx->Color.BlendEnabled) 244 fallback = GL_TRUE; 245 else 246 b |= RADEON_DST_BLEND_GL_ZERO; 247 break; 248 default: 249 break; 250 } 251 252 FALLBACK( rmesa, RADEON_FALLBACK_BLEND_FUNC, fallback ); 253 if ( !fallback ) { 254 RADEON_STATECHANGE( rmesa, ctx ); 255 rmesa->hw.ctx.cmd[CTX_RB3D_BLENDCNTL] = b; 256 } 257} 258 259 260/* ============================================================= 261 * Depth testing 262 */ 263 264static void radeonDepthFunc( struct gl_context *ctx, GLenum func ) 265{ 266 r100ContextPtr rmesa = R100_CONTEXT(ctx); 267 268 RADEON_STATECHANGE( rmesa, ctx ); 269 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] &= ~RADEON_Z_TEST_MASK; 270 271 switch ( ctx->Depth.Func ) { 272 case GL_NEVER: 273 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_NEVER; 274 break; 275 case GL_LESS: 276 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_LESS; 277 break; 278 case GL_EQUAL: 279 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_EQUAL; 280 break; 281 case GL_LEQUAL: 282 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_LEQUAL; 283 break; 284 case GL_GREATER: 285 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_GREATER; 286 break; 287 case GL_NOTEQUAL: 288 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_NEQUAL; 289 break; 290 case GL_GEQUAL: 291 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_GEQUAL; 292 break; 293 case GL_ALWAYS: 294 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_ALWAYS; 295 break; 296 } 297} 298 299 300static void radeonDepthMask( struct gl_context *ctx, GLboolean flag ) 301{ 302 r100ContextPtr rmesa = R100_CONTEXT(ctx); 303 RADEON_STATECHANGE( rmesa, ctx ); 304 305 if ( ctx->Depth.Mask ) { 306 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_WRITE_ENABLE; 307 } else { 308 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] &= ~RADEON_Z_WRITE_ENABLE; 309 } 310} 311 312 313/* ============================================================= 314 * Fog 315 */ 316 317 318static void radeonFogfv( struct gl_context *ctx, GLenum pname, const GLfloat *param ) 319{ 320 r100ContextPtr rmesa = R100_CONTEXT(ctx); 321 union { int i; float f; } c, d; 322 GLubyte col[4]; 323 324 switch (pname) { 325 case GL_FOG_MODE: 326 if (!ctx->Fog.Enabled) 327 return; 328 RADEON_STATECHANGE(rmesa, tcl); 329 rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] &= ~RADEON_TCL_FOG_MASK; 330 switch (ctx->Fog.Mode) { 331 case GL_LINEAR: 332 rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] |= RADEON_TCL_FOG_LINEAR; 333 break; 334 case GL_EXP: 335 rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] |= RADEON_TCL_FOG_EXP; 336 break; 337 case GL_EXP2: 338 rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] |= RADEON_TCL_FOG_EXP2; 339 break; 340 default: 341 return; 342 } 343 /* fallthrough */ 344 case GL_FOG_DENSITY: 345 case GL_FOG_START: 346 case GL_FOG_END: 347 if (!ctx->Fog.Enabled) 348 return; 349 c.i = rmesa->hw.fog.cmd[FOG_C]; 350 d.i = rmesa->hw.fog.cmd[FOG_D]; 351 switch (ctx->Fog.Mode) { 352 case GL_EXP: 353 c.f = 0.0; 354 /* While this is the opposite sign from the DDK, it makes the fog test 355 * pass, and matches r200. 356 */ 357 d.f = -ctx->Fog.Density; 358 break; 359 case GL_EXP2: 360 c.f = 0.0; 361 d.f = -(ctx->Fog.Density * ctx->Fog.Density); 362 break; 363 case GL_LINEAR: 364 if (ctx->Fog.Start == ctx->Fog.End) { 365 c.f = 1.0F; 366 d.f = 1.0F; 367 } else { 368 c.f = ctx->Fog.End/(ctx->Fog.End-ctx->Fog.Start); 369 /* While this is the opposite sign from the DDK, it makes the fog 370 * test pass, and matches r200. 371 */ 372 d.f = -1.0/(ctx->Fog.End-ctx->Fog.Start); 373 } 374 break; 375 default: 376 break; 377 } 378 if (c.i != rmesa->hw.fog.cmd[FOG_C] || d.i != rmesa->hw.fog.cmd[FOG_D]) { 379 RADEON_STATECHANGE( rmesa, fog ); 380 rmesa->hw.fog.cmd[FOG_C] = c.i; 381 rmesa->hw.fog.cmd[FOG_D] = d.i; 382 } 383 break; 384 case GL_FOG_COLOR: 385 RADEON_STATECHANGE( rmesa, ctx ); 386 _mesa_unclamped_float_rgba_to_ubyte(col, ctx->Fog.Color ); 387 rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] &= ~RADEON_FOG_COLOR_MASK; 388 rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] |= 389 radeonPackColor( 4, col[0], col[1], col[2], 0 ); 390 break; 391 case GL_FOG_COORD_SRC: 392 radeonUpdateSpecular( ctx ); 393 break; 394 default: 395 return; 396 } 397} 398 399/* ============================================================= 400 * Culling 401 */ 402 403static void radeonCullFace( struct gl_context *ctx, GLenum unused ) 404{ 405 r100ContextPtr rmesa = R100_CONTEXT(ctx); 406 GLuint s = rmesa->hw.set.cmd[SET_SE_CNTL]; 407 GLuint t = rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL]; 408 409 s |= RADEON_FFACE_SOLID | RADEON_BFACE_SOLID; 410 t &= ~(RADEON_CULL_FRONT | RADEON_CULL_BACK); 411 412 if ( ctx->Polygon.CullFlag ) { 413 switch ( ctx->Polygon.CullFaceMode ) { 414 case GL_FRONT: 415 s &= ~RADEON_FFACE_SOLID; 416 t |= RADEON_CULL_FRONT; 417 break; 418 case GL_BACK: 419 s &= ~RADEON_BFACE_SOLID; 420 t |= RADEON_CULL_BACK; 421 break; 422 case GL_FRONT_AND_BACK: 423 s &= ~(RADEON_FFACE_SOLID | RADEON_BFACE_SOLID); 424 t |= (RADEON_CULL_FRONT | RADEON_CULL_BACK); 425 break; 426 } 427 } 428 429 if ( rmesa->hw.set.cmd[SET_SE_CNTL] != s ) { 430 RADEON_STATECHANGE(rmesa, set ); 431 rmesa->hw.set.cmd[SET_SE_CNTL] = s; 432 } 433 434 if ( rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] != t ) { 435 RADEON_STATECHANGE(rmesa, tcl ); 436 rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] = t; 437 } 438} 439 440static void radeonFrontFace( struct gl_context *ctx, GLenum mode ) 441{ 442 r100ContextPtr rmesa = R100_CONTEXT(ctx); 443 int cull_face = (mode == GL_CW) ? RADEON_FFACE_CULL_CW : RADEON_FFACE_CULL_CCW; 444 445 RADEON_STATECHANGE( rmesa, set ); 446 rmesa->hw.set.cmd[SET_SE_CNTL] &= ~RADEON_FFACE_CULL_DIR_MASK; 447 448 RADEON_STATECHANGE( rmesa, tcl ); 449 rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] &= ~RADEON_CULL_FRONT_IS_CCW; 450 451 /* Winding is inverted when rendering to FBO */ 452 if (ctx->DrawBuffer && _mesa_is_user_fbo(ctx->DrawBuffer)) 453 cull_face = (mode == GL_CCW) ? RADEON_FFACE_CULL_CW : RADEON_FFACE_CULL_CCW; 454 rmesa->hw.set.cmd[SET_SE_CNTL] |= cull_face; 455 456 if ( mode == GL_CCW ) 457 rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] |= RADEON_CULL_FRONT_IS_CCW; 458} 459 460 461/* ============================================================= 462 * Line state 463 */ 464static void radeonLineWidth( struct gl_context *ctx, GLfloat widthf ) 465{ 466 r100ContextPtr rmesa = R100_CONTEXT(ctx); 467 468 RADEON_STATECHANGE( rmesa, lin ); 469 RADEON_STATECHANGE( rmesa, set ); 470 471 /* Line width is stored in U6.4 format. 472 */ 473 rmesa->hw.lin.cmd[LIN_SE_LINE_WIDTH] = (GLuint)(widthf * 16.0); 474 if ( widthf > 1.0 ) { 475 rmesa->hw.set.cmd[SET_SE_CNTL] |= RADEON_WIDELINE_ENABLE; 476 } else { 477 rmesa->hw.set.cmd[SET_SE_CNTL] &= ~RADEON_WIDELINE_ENABLE; 478 } 479} 480 481static void radeonLineStipple( struct gl_context *ctx, GLint factor, GLushort pattern ) 482{ 483 r100ContextPtr rmesa = R100_CONTEXT(ctx); 484 485 RADEON_STATECHANGE( rmesa, lin ); 486 rmesa->hw.lin.cmd[LIN_RE_LINE_PATTERN] = 487 ((((GLuint)factor & 0xff) << 16) | ((GLuint)pattern)); 488} 489 490 491/* ============================================================= 492 * Masks 493 */ 494static void radeonColorMask( struct gl_context *ctx, 495 GLboolean r, GLboolean g, 496 GLboolean b, GLboolean a ) 497{ 498 r100ContextPtr rmesa = R100_CONTEXT(ctx); 499 struct radeon_renderbuffer *rrb; 500 GLuint mask; 501 502 rrb = radeon_get_colorbuffer(&rmesa->radeon); 503 if (!rrb) 504 return; 505 506 mask = radeonPackColor( rrb->cpp, 507 ctx->Color.ColorMask[0][RCOMP], 508 ctx->Color.ColorMask[0][GCOMP], 509 ctx->Color.ColorMask[0][BCOMP], 510 ctx->Color.ColorMask[0][ACOMP] ); 511 512 if ( rmesa->hw.msk.cmd[MSK_RB3D_PLANEMASK] != mask ) { 513 RADEON_STATECHANGE( rmesa, msk ); 514 rmesa->hw.msk.cmd[MSK_RB3D_PLANEMASK] = mask; 515 } 516} 517 518 519/* ============================================================= 520 * Polygon state 521 */ 522 523static void radeonPolygonOffset( struct gl_context *ctx, 524 GLfloat factor, GLfloat units, GLfloat clamp ) 525{ 526 r100ContextPtr rmesa = R100_CONTEXT(ctx); 527 const GLfloat depthScale = 1.0F / ctx->DrawBuffer->_DepthMaxF; 528 float_ui32_type constant = { units * depthScale }; 529 float_ui32_type factoru = { factor }; 530 531 RADEON_STATECHANGE( rmesa, zbs ); 532 rmesa->hw.zbs.cmd[ZBS_SE_ZBIAS_FACTOR] = factoru.ui32; 533 rmesa->hw.zbs.cmd[ZBS_SE_ZBIAS_CONSTANT] = constant.ui32; 534} 535 536static void radeonPolygonMode( struct gl_context *ctx, GLenum face, GLenum mode ) 537{ 538 r100ContextPtr rmesa = R100_CONTEXT(ctx); 539 GLboolean unfilled = (ctx->Polygon.FrontMode != GL_FILL || 540 ctx->Polygon.BackMode != GL_FILL); 541 542 /* Can't generally do unfilled via tcl, but some good special 543 * cases work. 544 */ 545 TCL_FALLBACK( ctx, RADEON_TCL_FALLBACK_UNFILLED, unfilled); 546 if (rmesa->radeon.TclFallback) { 547 radeonChooseRenderState( ctx ); 548 radeonChooseVertexState( ctx ); 549 } 550} 551 552 553/* ============================================================= 554 * Rendering attributes 555 * 556 * We really don't want to recalculate all this every time we bind a 557 * texture. These things shouldn't change all that often, so it makes 558 * sense to break them out of the core texture state update routines. 559 */ 560 561/* Examine lighting and texture state to determine if separate specular 562 * should be enabled. 563 */ 564static void radeonUpdateSpecular( struct gl_context *ctx ) 565{ 566 r100ContextPtr rmesa = R100_CONTEXT(ctx); 567 uint32_t p = rmesa->hw.ctx.cmd[CTX_PP_CNTL]; 568 GLuint flag = 0; 569 570 RADEON_STATECHANGE( rmesa, tcl ); 571 572 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] &= ~RADEON_TCL_COMPUTE_SPECULAR; 573 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] &= ~RADEON_TCL_COMPUTE_DIFFUSE; 574 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] &= ~RADEON_TCL_VTX_PK_SPEC; 575 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] &= ~RADEON_TCL_VTX_PK_DIFFUSE; 576 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] &= ~RADEON_LIGHTING_ENABLE; 577 578 p &= ~RADEON_SPECULAR_ENABLE; 579 580 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_DIFFUSE_SPECULAR_COMBINE; 581 582 583 if (ctx->Light.Enabled && 584 ctx->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR) { 585 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] |= RADEON_TCL_COMPUTE_SPECULAR; 586 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] |= RADEON_TCL_COMPUTE_DIFFUSE; 587 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_TCL_VTX_PK_SPEC; 588 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_TCL_VTX_PK_DIFFUSE; 589 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_LIGHTING_ENABLE; 590 p |= RADEON_SPECULAR_ENABLE; 591 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] &= 592 ~RADEON_DIFFUSE_SPECULAR_COMBINE; 593 } 594 else if (ctx->Light.Enabled) { 595 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] |= RADEON_TCL_COMPUTE_DIFFUSE; 596 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_TCL_VTX_PK_DIFFUSE; 597 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_LIGHTING_ENABLE; 598 } else if (ctx->Fog.ColorSumEnabled ) { 599 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_TCL_VTX_PK_SPEC; 600 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_TCL_VTX_PK_DIFFUSE; 601 p |= RADEON_SPECULAR_ENABLE; 602 } else { 603 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_TCL_VTX_PK_DIFFUSE; 604 } 605 606 if (ctx->Fog.Enabled) { 607 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_TCL_VTX_PK_SPEC; 608 if (ctx->Fog.FogCoordinateSource == GL_FRAGMENT_DEPTH) { 609 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] |= RADEON_TCL_COMPUTE_SPECULAR; 610 /* Bizzare: have to leave lighting enabled to get fog. */ 611 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_LIGHTING_ENABLE; 612 } 613 else { 614 /* cannot do tcl fog factor calculation with fog coord source 615 * (send precomputed factors). Cannot use precomputed fog 616 * factors together with tcl spec light (need tcl fallback) */ 617 flag = (rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] & 618 RADEON_TCL_COMPUTE_SPECULAR) != 0; 619 } 620 } 621 622 TCL_FALLBACK( ctx, RADEON_TCL_FALLBACK_FOGCOORDSPEC, flag); 623 624 if (_mesa_need_secondary_color(ctx)) { 625 assert( (p & RADEON_SPECULAR_ENABLE) != 0 ); 626 } else { 627 assert( (p & RADEON_SPECULAR_ENABLE) == 0 ); 628 } 629 630 if ( rmesa->hw.ctx.cmd[CTX_PP_CNTL] != p ) { 631 RADEON_STATECHANGE( rmesa, ctx ); 632 rmesa->hw.ctx.cmd[CTX_PP_CNTL] = p; 633 } 634 635 /* Update vertex/render formats 636 */ 637 if (rmesa->radeon.TclFallback) { 638 radeonChooseRenderState( ctx ); 639 radeonChooseVertexState( ctx ); 640 } 641} 642 643 644/* ============================================================= 645 * Materials 646 */ 647 648 649/* Update on colormaterial, material emmissive/ambient, 650 * lightmodel.globalambient 651 */ 652static void update_global_ambient( struct gl_context *ctx ) 653{ 654 r100ContextPtr rmesa = R100_CONTEXT(ctx); 655 float *fcmd = (float *)RADEON_DB_STATE( glt ); 656 657 /* Need to do more if both emmissive & ambient are PREMULT: 658 * Hope this is not needed for MULT 659 */ 660 if ((rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] & 661 ((3 << RADEON_EMISSIVE_SOURCE_SHIFT) | 662 (3 << RADEON_AMBIENT_SOURCE_SHIFT))) == 0) 663 { 664 COPY_3V( &fcmd[GLT_RED], 665 ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_EMISSION]); 666 ACC_SCALE_3V( &fcmd[GLT_RED], 667 ctx->Light.Model.Ambient, 668 ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_AMBIENT]); 669 } 670 else 671 { 672 COPY_3V( &fcmd[GLT_RED], ctx->Light.Model.Ambient ); 673 } 674 675 RADEON_DB_STATECHANGE(rmesa, &rmesa->hw.glt); 676} 677 678/* Update on change to 679 * - light[p].colors 680 * - light[p].enabled 681 */ 682static void update_light_colors( struct gl_context *ctx, GLuint p ) 683{ 684 struct gl_light *l = &ctx->Light.Light[p]; 685 686/* fprintf(stderr, "%s\n", __func__); */ 687 688 if (l->Enabled) { 689 r100ContextPtr rmesa = R100_CONTEXT(ctx); 690 float *fcmd = (float *)RADEON_DB_STATE( lit[p] ); 691 692 COPY_4V( &fcmd[LIT_AMBIENT_RED], l->Ambient ); 693 COPY_4V( &fcmd[LIT_DIFFUSE_RED], l->Diffuse ); 694 COPY_4V( &fcmd[LIT_SPECULAR_RED], l->Specular ); 695 696 RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.lit[p] ); 697 } 698} 699 700/* Also fallback for asym colormaterial mode in twoside lighting... 701 */ 702static void check_twoside_fallback( struct gl_context *ctx ) 703{ 704 GLboolean fallback = GL_FALSE; 705 GLint i; 706 707 if (ctx->Light.Enabled && ctx->Light.Model.TwoSide) { 708 if (ctx->Light.ColorMaterialEnabled && 709 (ctx->Light._ColorMaterialBitmask & BACK_MATERIAL_BITS) != 710 ((ctx->Light._ColorMaterialBitmask & FRONT_MATERIAL_BITS)<<1)) 711 fallback = GL_TRUE; 712 else { 713 for (i = MAT_ATTRIB_FRONT_AMBIENT; i < MAT_ATTRIB_FRONT_INDEXES; i+=2) 714 if (memcmp( ctx->Light.Material.Attrib[i], 715 ctx->Light.Material.Attrib[i+1], 716 sizeof(GLfloat)*4) != 0) { 717 fallback = GL_TRUE; 718 break; 719 } 720 } 721 } 722 723 TCL_FALLBACK( ctx, RADEON_TCL_FALLBACK_LIGHT_TWOSIDE, fallback ); 724} 725 726 727static void radeonColorMaterial( struct gl_context *ctx, GLenum face, GLenum mode ) 728{ 729 r100ContextPtr rmesa = R100_CONTEXT(ctx); 730 GLuint light_model_ctl1 = rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL]; 731 732 light_model_ctl1 &= ~((3 << RADEON_EMISSIVE_SOURCE_SHIFT) | 733 (3 << RADEON_AMBIENT_SOURCE_SHIFT) | 734 (3 << RADEON_DIFFUSE_SOURCE_SHIFT) | 735 (3 << RADEON_SPECULAR_SOURCE_SHIFT)); 736 737 if (ctx->Light.ColorMaterialEnabled) { 738 GLuint mask = ctx->Light._ColorMaterialBitmask; 739 740 if (mask & MAT_BIT_FRONT_EMISSION) { 741 light_model_ctl1 |= (RADEON_LM_SOURCE_VERTEX_DIFFUSE << 742 RADEON_EMISSIVE_SOURCE_SHIFT); 743 } 744 else { 745 light_model_ctl1 |= (RADEON_LM_SOURCE_STATE_MULT << 746 RADEON_EMISSIVE_SOURCE_SHIFT); 747 } 748 749 if (mask & MAT_BIT_FRONT_AMBIENT) { 750 light_model_ctl1 |= (RADEON_LM_SOURCE_VERTEX_DIFFUSE << 751 RADEON_AMBIENT_SOURCE_SHIFT); 752 } 753 else { 754 light_model_ctl1 |= (RADEON_LM_SOURCE_STATE_MULT << 755 RADEON_AMBIENT_SOURCE_SHIFT); 756 } 757 758 if (mask & MAT_BIT_FRONT_DIFFUSE) { 759 light_model_ctl1 |= (RADEON_LM_SOURCE_VERTEX_DIFFUSE << 760 RADEON_DIFFUSE_SOURCE_SHIFT); 761 } 762 else { 763 light_model_ctl1 |= (RADEON_LM_SOURCE_STATE_MULT << 764 RADEON_DIFFUSE_SOURCE_SHIFT); 765 } 766 767 if (mask & MAT_BIT_FRONT_SPECULAR) { 768 light_model_ctl1 |= (RADEON_LM_SOURCE_VERTEX_DIFFUSE << 769 RADEON_SPECULAR_SOURCE_SHIFT); 770 } 771 else { 772 light_model_ctl1 |= (RADEON_LM_SOURCE_STATE_MULT << 773 RADEON_SPECULAR_SOURCE_SHIFT); 774 } 775 } 776 else { 777 /* Default to MULT: 778 */ 779 light_model_ctl1 |= (RADEON_LM_SOURCE_STATE_MULT << RADEON_EMISSIVE_SOURCE_SHIFT) | 780 (RADEON_LM_SOURCE_STATE_MULT << RADEON_AMBIENT_SOURCE_SHIFT) | 781 (RADEON_LM_SOURCE_STATE_MULT << RADEON_DIFFUSE_SOURCE_SHIFT) | 782 (RADEON_LM_SOURCE_STATE_MULT << RADEON_SPECULAR_SOURCE_SHIFT); 783 } 784 785 if (light_model_ctl1 != rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL]) { 786 RADEON_STATECHANGE( rmesa, tcl ); 787 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] = light_model_ctl1; 788 } 789} 790 791void radeonUpdateMaterial( struct gl_context *ctx ) 792{ 793 r100ContextPtr rmesa = R100_CONTEXT(ctx); 794 GLfloat (*mat)[4] = ctx->Light.Material.Attrib; 795 GLfloat *fcmd = (GLfloat *)RADEON_DB_STATE( mtl ); 796 GLuint mask = ~0; 797 798 if (ctx->Light.ColorMaterialEnabled) 799 mask &= ~ctx->Light._ColorMaterialBitmask; 800 801 if (RADEON_DEBUG & RADEON_STATE) 802 fprintf(stderr, "%s\n", __func__); 803 804 805 if (mask & MAT_BIT_FRONT_EMISSION) { 806 fcmd[MTL_EMMISSIVE_RED] = mat[MAT_ATTRIB_FRONT_EMISSION][0]; 807 fcmd[MTL_EMMISSIVE_GREEN] = mat[MAT_ATTRIB_FRONT_EMISSION][1]; 808 fcmd[MTL_EMMISSIVE_BLUE] = mat[MAT_ATTRIB_FRONT_EMISSION][2]; 809 fcmd[MTL_EMMISSIVE_ALPHA] = mat[MAT_ATTRIB_FRONT_EMISSION][3]; 810 } 811 if (mask & MAT_BIT_FRONT_AMBIENT) { 812 fcmd[MTL_AMBIENT_RED] = mat[MAT_ATTRIB_FRONT_AMBIENT][0]; 813 fcmd[MTL_AMBIENT_GREEN] = mat[MAT_ATTRIB_FRONT_AMBIENT][1]; 814 fcmd[MTL_AMBIENT_BLUE] = mat[MAT_ATTRIB_FRONT_AMBIENT][2]; 815 fcmd[MTL_AMBIENT_ALPHA] = mat[MAT_ATTRIB_FRONT_AMBIENT][3]; 816 } 817 if (mask & MAT_BIT_FRONT_DIFFUSE) { 818 fcmd[MTL_DIFFUSE_RED] = mat[MAT_ATTRIB_FRONT_DIFFUSE][0]; 819 fcmd[MTL_DIFFUSE_GREEN] = mat[MAT_ATTRIB_FRONT_DIFFUSE][1]; 820 fcmd[MTL_DIFFUSE_BLUE] = mat[MAT_ATTRIB_FRONT_DIFFUSE][2]; 821 fcmd[MTL_DIFFUSE_ALPHA] = mat[MAT_ATTRIB_FRONT_DIFFUSE][3]; 822 } 823 if (mask & MAT_BIT_FRONT_SPECULAR) { 824 fcmd[MTL_SPECULAR_RED] = mat[MAT_ATTRIB_FRONT_SPECULAR][0]; 825 fcmd[MTL_SPECULAR_GREEN] = mat[MAT_ATTRIB_FRONT_SPECULAR][1]; 826 fcmd[MTL_SPECULAR_BLUE] = mat[MAT_ATTRIB_FRONT_SPECULAR][2]; 827 fcmd[MTL_SPECULAR_ALPHA] = mat[MAT_ATTRIB_FRONT_SPECULAR][3]; 828 } 829 if (mask & MAT_BIT_FRONT_SHININESS) { 830 fcmd[MTL_SHININESS] = mat[MAT_ATTRIB_FRONT_SHININESS][0]; 831 } 832 833 RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.mtl ); 834 835 check_twoside_fallback( ctx ); 836/* update_global_ambient( ctx );*/ 837} 838 839/* _NEW_LIGHT 840 * _NEW_MODELVIEW 841 * _MESA_NEW_NEED_EYE_COORDS 842 * 843 * Uses derived state from mesa: 844 * _VP_inf_norm 845 * _h_inf_norm 846 * _Position 847 * _NormSpotDirection 848 * _ModelViewInvScale 849 * _NeedEyeCoords 850 * _EyeZDir 851 * 852 * which are calculated in light.c and are correct for the current 853 * lighting space (model or eye), hence dependencies on _NEW_MODELVIEW 854 * and _MESA_NEW_NEED_EYE_COORDS. 855 */ 856static void update_light( struct gl_context *ctx ) 857{ 858 r100ContextPtr rmesa = R100_CONTEXT(ctx); 859 860 /* Have to check these, or have an automatic shortcircuit mechanism 861 * to remove noop statechanges. (Or just do a better job on the 862 * front end). 863 */ 864 { 865 GLuint tmp = rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL]; 866 867 if (ctx->_NeedEyeCoords) 868 tmp &= ~RADEON_LIGHT_IN_MODELSPACE; 869 else 870 tmp |= RADEON_LIGHT_IN_MODELSPACE; 871 872 873 /* Leave this test disabled: (unexplained q3 lockup) (even with 874 new packets) 875 */ 876 if (tmp != rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL]) 877 { 878 RADEON_STATECHANGE( rmesa, tcl ); 879 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] = tmp; 880 } 881 } 882 883 { 884 GLfloat *fcmd = (GLfloat *)RADEON_DB_STATE( eye ); 885 fcmd[EYE_X] = ctx->_EyeZDir[0]; 886 fcmd[EYE_Y] = ctx->_EyeZDir[1]; 887 fcmd[EYE_Z] = - ctx->_EyeZDir[2]; 888 fcmd[EYE_RESCALE_FACTOR] = ctx->_ModelViewInvScale; 889 RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.eye ); 890 } 891 892 893 894 if (ctx->Light.Enabled) { 895 GLint p; 896 for (p = 0 ; p < MAX_LIGHTS; p++) { 897 if (ctx->Light.Light[p].Enabled) { 898 struct gl_light *l = &ctx->Light.Light[p]; 899 GLfloat *fcmd = (GLfloat *)RADEON_DB_STATE( lit[p] ); 900 901 if (l->EyePosition[3] == 0.0) { 902 COPY_3FV( &fcmd[LIT_POSITION_X], l->_VP_inf_norm ); 903 COPY_3FV( &fcmd[LIT_DIRECTION_X], l->_h_inf_norm ); 904 fcmd[LIT_POSITION_W] = 0; 905 fcmd[LIT_DIRECTION_W] = 0; 906 } else { 907 COPY_4V( &fcmd[LIT_POSITION_X], l->_Position ); 908 fcmd[LIT_DIRECTION_X] = -l->_NormSpotDirection[0]; 909 fcmd[LIT_DIRECTION_Y] = -l->_NormSpotDirection[1]; 910 fcmd[LIT_DIRECTION_Z] = -l->_NormSpotDirection[2]; 911 fcmd[LIT_DIRECTION_W] = 0; 912 } 913 914 RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.lit[p] ); 915 } 916 } 917 } 918} 919 920static void radeonLightfv( struct gl_context *ctx, GLenum light, 921 GLenum pname, const GLfloat *params ) 922{ 923 r100ContextPtr rmesa = R100_CONTEXT(ctx); 924 GLint p = light - GL_LIGHT0; 925 struct gl_light *l = &ctx->Light.Light[p]; 926 GLfloat *fcmd = (GLfloat *)rmesa->hw.lit[p].cmd; 927 928 929 switch (pname) { 930 case GL_AMBIENT: 931 case GL_DIFFUSE: 932 case GL_SPECULAR: 933 update_light_colors( ctx, p ); 934 break; 935 936 case GL_SPOT_DIRECTION: 937 /* picked up in update_light */ 938 break; 939 940 case GL_POSITION: { 941 /* positions picked up in update_light, but can do flag here */ 942 GLuint flag; 943 GLuint idx = TCL_PER_LIGHT_CTL_0 + p/2; 944 945 /* FIXME: Set RANGE_ATTEN only when needed */ 946 if (p&1) 947 flag = RADEON_LIGHT_1_IS_LOCAL; 948 else 949 flag = RADEON_LIGHT_0_IS_LOCAL; 950 951 RADEON_STATECHANGE(rmesa, tcl); 952 if (l->EyePosition[3] != 0.0F) 953 rmesa->hw.tcl.cmd[idx] |= flag; 954 else 955 rmesa->hw.tcl.cmd[idx] &= ~flag; 956 break; 957 } 958 959 case GL_SPOT_EXPONENT: 960 RADEON_STATECHANGE(rmesa, lit[p]); 961 fcmd[LIT_SPOT_EXPONENT] = params[0]; 962 break; 963 964 case GL_SPOT_CUTOFF: { 965 GLuint flag = (p&1) ? RADEON_LIGHT_1_IS_SPOT : RADEON_LIGHT_0_IS_SPOT; 966 GLuint idx = TCL_PER_LIGHT_CTL_0 + p/2; 967 968 RADEON_STATECHANGE(rmesa, lit[p]); 969 fcmd[LIT_SPOT_CUTOFF] = l->_CosCutoff; 970 971 RADEON_STATECHANGE(rmesa, tcl); 972 if (l->SpotCutoff != 180.0F) 973 rmesa->hw.tcl.cmd[idx] |= flag; 974 else 975 rmesa->hw.tcl.cmd[idx] &= ~flag; 976 977 break; 978 } 979 980 case GL_CONSTANT_ATTENUATION: 981 RADEON_STATECHANGE(rmesa, lit[p]); 982 fcmd[LIT_ATTEN_CONST] = params[0]; 983 if ( params[0] == 0.0 ) 984 fcmd[LIT_ATTEN_CONST_INV] = FLT_MAX; 985 else 986 fcmd[LIT_ATTEN_CONST_INV] = 1.0 / params[0]; 987 break; 988 case GL_LINEAR_ATTENUATION: 989 RADEON_STATECHANGE(rmesa, lit[p]); 990 fcmd[LIT_ATTEN_LINEAR] = params[0]; 991 break; 992 case GL_QUADRATIC_ATTENUATION: 993 RADEON_STATECHANGE(rmesa, lit[p]); 994 fcmd[LIT_ATTEN_QUADRATIC] = params[0]; 995 break; 996 default: 997 return; 998 } 999 1000 /* Set RANGE_ATTEN only when needed */ 1001 switch (pname) { 1002 case GL_POSITION: 1003 case GL_CONSTANT_ATTENUATION: 1004 case GL_LINEAR_ATTENUATION: 1005 case GL_QUADRATIC_ATTENUATION: 1006 { 1007 GLuint *icmd = (GLuint *)RADEON_DB_STATE( tcl ); 1008 GLuint idx = TCL_PER_LIGHT_CTL_0 + p/2; 1009 GLuint atten_flag = ( p&1 ) ? RADEON_LIGHT_1_ENABLE_RANGE_ATTEN 1010 : RADEON_LIGHT_0_ENABLE_RANGE_ATTEN; 1011 GLuint atten_const_flag = ( p&1 ) ? RADEON_LIGHT_1_CONSTANT_RANGE_ATTEN 1012 : RADEON_LIGHT_0_CONSTANT_RANGE_ATTEN; 1013 1014 if ( l->EyePosition[3] == 0.0F || 1015 ( ( fcmd[LIT_ATTEN_CONST] == 0.0 || fcmd[LIT_ATTEN_CONST] == 1.0 ) && 1016 fcmd[LIT_ATTEN_QUADRATIC] == 0.0 && fcmd[LIT_ATTEN_LINEAR] == 0.0 ) ) { 1017 /* Disable attenuation */ 1018 icmd[idx] &= ~atten_flag; 1019 } else { 1020 if ( fcmd[LIT_ATTEN_QUADRATIC] == 0.0 && fcmd[LIT_ATTEN_LINEAR] == 0.0 ) { 1021 /* Enable only constant portion of attenuation calculation */ 1022 icmd[idx] |= ( atten_flag | atten_const_flag ); 1023 } else { 1024 /* Enable full attenuation calculation */ 1025 icmd[idx] &= ~atten_const_flag; 1026 icmd[idx] |= atten_flag; 1027 } 1028 } 1029 1030 RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.tcl ); 1031 break; 1032 } 1033 default: 1034 break; 1035 } 1036} 1037 1038 1039 1040 1041static void radeonLightModelfv( struct gl_context *ctx, GLenum pname, 1042 const GLfloat *param ) 1043{ 1044 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1045 1046 switch (pname) { 1047 case GL_LIGHT_MODEL_AMBIENT: 1048 update_global_ambient( ctx ); 1049 break; 1050 1051 case GL_LIGHT_MODEL_LOCAL_VIEWER: 1052 RADEON_STATECHANGE( rmesa, tcl ); 1053 if (ctx->Light.Model.LocalViewer) 1054 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_LOCAL_VIEWER; 1055 else 1056 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] &= ~RADEON_LOCAL_VIEWER; 1057 break; 1058 1059 case GL_LIGHT_MODEL_TWO_SIDE: 1060 RADEON_STATECHANGE( rmesa, tcl ); 1061 if (ctx->Light.Model.TwoSide) 1062 rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] |= RADEON_LIGHT_TWOSIDE; 1063 else 1064 rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] &= ~RADEON_LIGHT_TWOSIDE; 1065 1066 check_twoside_fallback( ctx ); 1067 1068 if (rmesa->radeon.TclFallback) { 1069 radeonChooseRenderState( ctx ); 1070 radeonChooseVertexState( ctx ); 1071 } 1072 break; 1073 1074 case GL_LIGHT_MODEL_COLOR_CONTROL: 1075 radeonUpdateSpecular(ctx); 1076 break; 1077 1078 default: 1079 break; 1080 } 1081} 1082 1083static void radeonShadeModel( struct gl_context *ctx, GLenum mode ) 1084{ 1085 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1086 GLuint s = rmesa->hw.set.cmd[SET_SE_CNTL]; 1087 1088 s &= ~(RADEON_DIFFUSE_SHADE_MASK | 1089 RADEON_ALPHA_SHADE_MASK | 1090 RADEON_SPECULAR_SHADE_MASK | 1091 RADEON_FOG_SHADE_MASK); 1092 1093 switch ( mode ) { 1094 case GL_FLAT: 1095 s |= (RADEON_DIFFUSE_SHADE_FLAT | 1096 RADEON_ALPHA_SHADE_FLAT | 1097 RADEON_SPECULAR_SHADE_FLAT | 1098 RADEON_FOG_SHADE_FLAT); 1099 break; 1100 case GL_SMOOTH: 1101 s |= (RADEON_DIFFUSE_SHADE_GOURAUD | 1102 RADEON_ALPHA_SHADE_GOURAUD | 1103 RADEON_SPECULAR_SHADE_GOURAUD | 1104 RADEON_FOG_SHADE_GOURAUD); 1105 break; 1106 default: 1107 return; 1108 } 1109 1110 if ( rmesa->hw.set.cmd[SET_SE_CNTL] != s ) { 1111 RADEON_STATECHANGE( rmesa, set ); 1112 rmesa->hw.set.cmd[SET_SE_CNTL] = s; 1113 } 1114} 1115 1116 1117/* ============================================================= 1118 * User clip planes 1119 */ 1120 1121static void radeonClipPlane( struct gl_context *ctx, GLenum plane, const GLfloat *eq ) 1122{ 1123 GLint p = (GLint) plane - (GLint) GL_CLIP_PLANE0; 1124 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1125 GLint *ip = (GLint *)ctx->Transform._ClipUserPlane[p]; 1126 1127 RADEON_STATECHANGE( rmesa, ucp[p] ); 1128 rmesa->hw.ucp[p].cmd[UCP_X] = ip[0]; 1129 rmesa->hw.ucp[p].cmd[UCP_Y] = ip[1]; 1130 rmesa->hw.ucp[p].cmd[UCP_Z] = ip[2]; 1131 rmesa->hw.ucp[p].cmd[UCP_W] = ip[3]; 1132} 1133 1134static void radeonUpdateClipPlanes( struct gl_context *ctx ) 1135{ 1136 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1137 GLuint p; 1138 1139 for (p = 0; p < ctx->Const.MaxClipPlanes; p++) { 1140 if (ctx->Transform.ClipPlanesEnabled & (1 << p)) { 1141 GLint *ip = (GLint *)ctx->Transform._ClipUserPlane[p]; 1142 1143 RADEON_STATECHANGE( rmesa, ucp[p] ); 1144 rmesa->hw.ucp[p].cmd[UCP_X] = ip[0]; 1145 rmesa->hw.ucp[p].cmd[UCP_Y] = ip[1]; 1146 rmesa->hw.ucp[p].cmd[UCP_Z] = ip[2]; 1147 rmesa->hw.ucp[p].cmd[UCP_W] = ip[3]; 1148 } 1149 } 1150} 1151 1152 1153/* ============================================================= 1154 * Stencil 1155 */ 1156 1157static void 1158radeonStencilFuncSeparate( struct gl_context *ctx, GLenum face, GLenum func, 1159 GLint ref, GLuint mask ) 1160{ 1161 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1162 GLuint refmask = ((_mesa_get_stencil_ref(ctx, 0) << RADEON_STENCIL_REF_SHIFT) | 1163 ((ctx->Stencil.ValueMask[0] & 0xff) << RADEON_STENCIL_MASK_SHIFT)); 1164 1165 RADEON_STATECHANGE( rmesa, ctx ); 1166 RADEON_STATECHANGE( rmesa, msk ); 1167 1168 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] &= ~RADEON_STENCIL_TEST_MASK; 1169 rmesa->hw.msk.cmd[MSK_RB3D_STENCILREFMASK] &= ~(RADEON_STENCIL_REF_MASK| 1170 RADEON_STENCIL_VALUE_MASK); 1171 1172 switch ( ctx->Stencil.Function[0] ) { 1173 case GL_NEVER: 1174 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_NEVER; 1175 break; 1176 case GL_LESS: 1177 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_LESS; 1178 break; 1179 case GL_EQUAL: 1180 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_EQUAL; 1181 break; 1182 case GL_LEQUAL: 1183 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_LEQUAL; 1184 break; 1185 case GL_GREATER: 1186 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_GREATER; 1187 break; 1188 case GL_NOTEQUAL: 1189 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_NEQUAL; 1190 break; 1191 case GL_GEQUAL: 1192 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_GEQUAL; 1193 break; 1194 case GL_ALWAYS: 1195 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_ALWAYS; 1196 break; 1197 } 1198 1199 rmesa->hw.msk.cmd[MSK_RB3D_STENCILREFMASK] |= refmask; 1200} 1201 1202static void 1203radeonStencilMaskSeparate( struct gl_context *ctx, GLenum face, GLuint mask ) 1204{ 1205 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1206 1207 RADEON_STATECHANGE( rmesa, msk ); 1208 rmesa->hw.msk.cmd[MSK_RB3D_STENCILREFMASK] &= ~RADEON_STENCIL_WRITE_MASK; 1209 rmesa->hw.msk.cmd[MSK_RB3D_STENCILREFMASK] |= 1210 ((ctx->Stencil.WriteMask[0] & 0xff) << RADEON_STENCIL_WRITEMASK_SHIFT); 1211} 1212 1213static void radeonStencilOpSeparate( struct gl_context *ctx, GLenum face, GLenum fail, 1214 GLenum zfail, GLenum zpass ) 1215{ 1216 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1217 1218 /* radeon 7200 have stencil bug, DEC and INC_WRAP will actually both do DEC_WRAP, 1219 and DEC_WRAP (and INVERT) will do INVERT. No way to get correct INC_WRAP and DEC, 1220 but DEC_WRAP can be fixed by using DEC and INC_WRAP at least use INC. */ 1221 1222 GLuint tempRADEON_STENCIL_FAIL_DEC_WRAP; 1223 GLuint tempRADEON_STENCIL_FAIL_INC_WRAP; 1224 GLuint tempRADEON_STENCIL_ZFAIL_DEC_WRAP; 1225 GLuint tempRADEON_STENCIL_ZFAIL_INC_WRAP; 1226 GLuint tempRADEON_STENCIL_ZPASS_DEC_WRAP; 1227 GLuint tempRADEON_STENCIL_ZPASS_INC_WRAP; 1228 1229 if (rmesa->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_BROKEN_STENCIL) { 1230 tempRADEON_STENCIL_FAIL_DEC_WRAP = RADEON_STENCIL_FAIL_DEC; 1231 tempRADEON_STENCIL_FAIL_INC_WRAP = RADEON_STENCIL_FAIL_INC; 1232 tempRADEON_STENCIL_ZFAIL_DEC_WRAP = RADEON_STENCIL_ZFAIL_DEC; 1233 tempRADEON_STENCIL_ZFAIL_INC_WRAP = RADEON_STENCIL_ZFAIL_INC; 1234 tempRADEON_STENCIL_ZPASS_DEC_WRAP = RADEON_STENCIL_ZPASS_DEC; 1235 tempRADEON_STENCIL_ZPASS_INC_WRAP = RADEON_STENCIL_ZPASS_INC; 1236 } 1237 else { 1238 tempRADEON_STENCIL_FAIL_DEC_WRAP = RADEON_STENCIL_FAIL_DEC_WRAP; 1239 tempRADEON_STENCIL_FAIL_INC_WRAP = RADEON_STENCIL_FAIL_INC_WRAP; 1240 tempRADEON_STENCIL_ZFAIL_DEC_WRAP = RADEON_STENCIL_ZFAIL_DEC_WRAP; 1241 tempRADEON_STENCIL_ZFAIL_INC_WRAP = RADEON_STENCIL_ZFAIL_INC_WRAP; 1242 tempRADEON_STENCIL_ZPASS_DEC_WRAP = RADEON_STENCIL_ZPASS_DEC_WRAP; 1243 tempRADEON_STENCIL_ZPASS_INC_WRAP = RADEON_STENCIL_ZPASS_INC_WRAP; 1244 } 1245 1246 RADEON_STATECHANGE( rmesa, ctx ); 1247 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] &= ~(RADEON_STENCIL_FAIL_MASK | 1248 RADEON_STENCIL_ZFAIL_MASK | 1249 RADEON_STENCIL_ZPASS_MASK); 1250 1251 switch ( ctx->Stencil.FailFunc[0] ) { 1252 case GL_KEEP: 1253 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_FAIL_KEEP; 1254 break; 1255 case GL_ZERO: 1256 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_FAIL_ZERO; 1257 break; 1258 case GL_REPLACE: 1259 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_FAIL_REPLACE; 1260 break; 1261 case GL_INCR: 1262 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_FAIL_INC; 1263 break; 1264 case GL_DECR: 1265 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_FAIL_DEC; 1266 break; 1267 case GL_INCR_WRAP: 1268 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= tempRADEON_STENCIL_FAIL_INC_WRAP; 1269 break; 1270 case GL_DECR_WRAP: 1271 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= tempRADEON_STENCIL_FAIL_DEC_WRAP; 1272 break; 1273 case GL_INVERT: 1274 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_FAIL_INVERT; 1275 break; 1276 } 1277 1278 switch ( ctx->Stencil.ZFailFunc[0] ) { 1279 case GL_KEEP: 1280 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZFAIL_KEEP; 1281 break; 1282 case GL_ZERO: 1283 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZFAIL_ZERO; 1284 break; 1285 case GL_REPLACE: 1286 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZFAIL_REPLACE; 1287 break; 1288 case GL_INCR: 1289 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZFAIL_INC; 1290 break; 1291 case GL_DECR: 1292 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZFAIL_DEC; 1293 break; 1294 case GL_INCR_WRAP: 1295 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= tempRADEON_STENCIL_ZFAIL_INC_WRAP; 1296 break; 1297 case GL_DECR_WRAP: 1298 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= tempRADEON_STENCIL_ZFAIL_DEC_WRAP; 1299 break; 1300 case GL_INVERT: 1301 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZFAIL_INVERT; 1302 break; 1303 } 1304 1305 switch ( ctx->Stencil.ZPassFunc[0] ) { 1306 case GL_KEEP: 1307 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZPASS_KEEP; 1308 break; 1309 case GL_ZERO: 1310 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZPASS_ZERO; 1311 break; 1312 case GL_REPLACE: 1313 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZPASS_REPLACE; 1314 break; 1315 case GL_INCR: 1316 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZPASS_INC; 1317 break; 1318 case GL_DECR: 1319 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZPASS_DEC; 1320 break; 1321 case GL_INCR_WRAP: 1322 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= tempRADEON_STENCIL_ZPASS_INC_WRAP; 1323 break; 1324 case GL_DECR_WRAP: 1325 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= tempRADEON_STENCIL_ZPASS_DEC_WRAP; 1326 break; 1327 case GL_INVERT: 1328 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZPASS_INVERT; 1329 break; 1330 } 1331} 1332 1333 1334 1335/* ============================================================= 1336 * Window position and viewport transformation 1337 */ 1338 1339/* 1340 * To correctly position primitives: 1341 */ 1342#define SUBPIXEL_X 0.125 1343#define SUBPIXEL_Y 0.125 1344 1345 1346/** 1347 * Called when window size or position changes or viewport or depth range 1348 * state is changed. We update the hardware viewport state here. 1349 */ 1350void radeonUpdateWindow( struct gl_context *ctx ) 1351{ 1352 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1353 __DRIdrawable *dPriv = radeon_get_drawable(&rmesa->radeon); 1354 GLfloat xoffset = 0.0; 1355 GLfloat yoffset = dPriv ? (GLfloat) dPriv->h : 0; 1356 const GLboolean render_to_fbo = (ctx->DrawBuffer ? _mesa_is_user_fbo(ctx->DrawBuffer) : 0); 1357 double scale[3], translate[3]; 1358 GLfloat y_scale, y_bias; 1359 1360 if (render_to_fbo) { 1361 y_scale = 1.0; 1362 y_bias = 0; 1363 } else { 1364 y_scale = -1.0; 1365 y_bias = yoffset; 1366 } 1367 1368 _mesa_get_viewport_xform(ctx, 0, scale, translate); 1369 float_ui32_type sx = { scale[0] }; 1370 float_ui32_type sy = { scale[1] * y_scale }; 1371 float_ui32_type sz = { scale[2] }; 1372 float_ui32_type tx = { translate[0] + xoffset + SUBPIXEL_X }; 1373 float_ui32_type ty = { (translate[1] * y_scale) + y_bias + SUBPIXEL_Y }; 1374 float_ui32_type tz = { translate[2] }; 1375 1376 RADEON_STATECHANGE( rmesa, vpt ); 1377 1378 rmesa->hw.vpt.cmd[VPT_SE_VPORT_XSCALE] = sx.ui32; 1379 rmesa->hw.vpt.cmd[VPT_SE_VPORT_XOFFSET] = tx.ui32; 1380 rmesa->hw.vpt.cmd[VPT_SE_VPORT_YSCALE] = sy.ui32; 1381 rmesa->hw.vpt.cmd[VPT_SE_VPORT_YOFFSET] = ty.ui32; 1382 rmesa->hw.vpt.cmd[VPT_SE_VPORT_ZSCALE] = sz.ui32; 1383 rmesa->hw.vpt.cmd[VPT_SE_VPORT_ZOFFSET] = tz.ui32; 1384} 1385 1386 1387static void radeonViewport(struct gl_context *ctx) 1388{ 1389 /* Don't pipeline viewport changes, conflict with window offset 1390 * setting below. Could apply deltas to rescue pipelined viewport 1391 * values, or keep the originals hanging around. 1392 */ 1393 radeonUpdateWindow( ctx ); 1394 1395 radeon_viewport(ctx); 1396} 1397 1398static void radeonDepthRange(struct gl_context *ctx) 1399{ 1400 radeonUpdateWindow( ctx ); 1401} 1402 1403/* ============================================================= 1404 * Miscellaneous 1405 */ 1406 1407static void radeonRenderMode( struct gl_context *ctx, GLenum mode ) 1408{ 1409 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1410 FALLBACK( rmesa, RADEON_FALLBACK_RENDER_MODE, (mode != GL_RENDER) ); 1411} 1412 1413 1414static GLuint radeon_rop_tab[] = { 1415 RADEON_ROP_CLEAR, 1416 RADEON_ROP_AND, 1417 RADEON_ROP_AND_REVERSE, 1418 RADEON_ROP_COPY, 1419 RADEON_ROP_AND_INVERTED, 1420 RADEON_ROP_NOOP, 1421 RADEON_ROP_XOR, 1422 RADEON_ROP_OR, 1423 RADEON_ROP_NOR, 1424 RADEON_ROP_EQUIV, 1425 RADEON_ROP_INVERT, 1426 RADEON_ROP_OR_REVERSE, 1427 RADEON_ROP_COPY_INVERTED, 1428 RADEON_ROP_OR_INVERTED, 1429 RADEON_ROP_NAND, 1430 RADEON_ROP_SET, 1431}; 1432 1433static void radeonLogicOpCode( struct gl_context *ctx, GLenum opcode ) 1434{ 1435 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1436 GLuint rop = (GLuint)opcode - GL_CLEAR; 1437 1438 assert( rop < 16 ); 1439 1440 RADEON_STATECHANGE( rmesa, msk ); 1441 rmesa->hw.msk.cmd[MSK_RB3D_ROPCNTL] = radeon_rop_tab[rop]; 1442} 1443 1444/* ============================================================= 1445 * State enable/disable 1446 */ 1447 1448static void radeonEnable( struct gl_context *ctx, GLenum cap, GLboolean state ) 1449{ 1450 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1451 GLuint p, flag; 1452 1453 if ( RADEON_DEBUG & RADEON_STATE ) 1454 fprintf( stderr, "%s( %s = %s )\n", __func__, 1455 _mesa_enum_to_string( cap ), 1456 state ? "GL_TRUE" : "GL_FALSE" ); 1457 1458 switch ( cap ) { 1459 /* Fast track this one... 1460 */ 1461 case GL_TEXTURE_1D: 1462 case GL_TEXTURE_2D: 1463 case GL_TEXTURE_3D: 1464 break; 1465 1466 case GL_ALPHA_TEST: 1467 RADEON_STATECHANGE( rmesa, ctx ); 1468 if (state) { 1469 rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= RADEON_ALPHA_TEST_ENABLE; 1470 } else { 1471 rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~RADEON_ALPHA_TEST_ENABLE; 1472 } 1473 break; 1474 1475 case GL_BLEND: 1476 RADEON_STATECHANGE( rmesa, ctx ); 1477 if (state) { 1478 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= RADEON_ALPHA_BLEND_ENABLE; 1479 } else { 1480 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~RADEON_ALPHA_BLEND_ENABLE; 1481 } 1482 if ( (ctx->Color.ColorLogicOpEnabled || (ctx->Color.BlendEnabled 1483 && ctx->Color.Blend[0].EquationRGB == GL_LOGIC_OP)) ) { 1484 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= RADEON_ROP_ENABLE; 1485 } else { 1486 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~RADEON_ROP_ENABLE; 1487 } 1488 1489 /* Catch a possible fallback: 1490 */ 1491 if (state) { 1492 ctx->Driver.BlendEquationSeparate( ctx, 1493 ctx->Color.Blend[0].EquationRGB, 1494 ctx->Color.Blend[0].EquationA ); 1495 ctx->Driver.BlendFuncSeparate( ctx, ctx->Color.Blend[0].SrcRGB, 1496 ctx->Color.Blend[0].DstRGB, 1497 ctx->Color.Blend[0].SrcA, 1498 ctx->Color.Blend[0].DstA ); 1499 } 1500 else { 1501 FALLBACK( rmesa, RADEON_FALLBACK_BLEND_FUNC, GL_FALSE ); 1502 FALLBACK( rmesa, RADEON_FALLBACK_BLEND_EQ, GL_FALSE ); 1503 } 1504 break; 1505 1506 case GL_CLIP_PLANE0: 1507 case GL_CLIP_PLANE1: 1508 case GL_CLIP_PLANE2: 1509 case GL_CLIP_PLANE3: 1510 case GL_CLIP_PLANE4: 1511 case GL_CLIP_PLANE5: 1512 p = cap-GL_CLIP_PLANE0; 1513 RADEON_STATECHANGE( rmesa, tcl ); 1514 if (state) { 1515 rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] |= (RADEON_UCP_ENABLE_0<<p); 1516 radeonClipPlane( ctx, cap, NULL ); 1517 } 1518 else { 1519 rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] &= ~(RADEON_UCP_ENABLE_0<<p); 1520 } 1521 break; 1522 1523 case GL_COLOR_MATERIAL: 1524 radeonColorMaterial( ctx, 0, 0 ); 1525 radeonUpdateMaterial( ctx ); 1526 break; 1527 1528 case GL_CULL_FACE: 1529 radeonCullFace( ctx, 0 ); 1530 break; 1531 1532 case GL_DEPTH_TEST: 1533 RADEON_STATECHANGE(rmesa, ctx ); 1534 if ( state ) { 1535 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= RADEON_Z_ENABLE; 1536 } else { 1537 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~RADEON_Z_ENABLE; 1538 } 1539 break; 1540 1541 case GL_DITHER: 1542 RADEON_STATECHANGE(rmesa, ctx ); 1543 if ( state ) { 1544 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= RADEON_DITHER_ENABLE; 1545 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~rmesa->radeon.state.color.roundEnable; 1546 } else { 1547 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~RADEON_DITHER_ENABLE; 1548 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= rmesa->radeon.state.color.roundEnable; 1549 } 1550 break; 1551 1552 case GL_FOG: 1553 RADEON_STATECHANGE(rmesa, ctx ); 1554 if ( state ) { 1555 rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= RADEON_FOG_ENABLE; 1556 radeonFogfv( ctx, GL_FOG_MODE, NULL ); 1557 } else { 1558 rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~RADEON_FOG_ENABLE; 1559 RADEON_STATECHANGE(rmesa, tcl); 1560 rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] &= ~RADEON_TCL_FOG_MASK; 1561 } 1562 radeonUpdateSpecular( ctx ); /* for PK_SPEC */ 1563 _mesa_allow_light_in_model( ctx, !state ); 1564 break; 1565 1566 case GL_LIGHT0: 1567 case GL_LIGHT1: 1568 case GL_LIGHT2: 1569 case GL_LIGHT3: 1570 case GL_LIGHT4: 1571 case GL_LIGHT5: 1572 case GL_LIGHT6: 1573 case GL_LIGHT7: 1574 RADEON_STATECHANGE(rmesa, tcl); 1575 p = cap - GL_LIGHT0; 1576 if (p&1) 1577 flag = (RADEON_LIGHT_1_ENABLE | 1578 RADEON_LIGHT_1_ENABLE_AMBIENT | 1579 RADEON_LIGHT_1_ENABLE_SPECULAR); 1580 else 1581 flag = (RADEON_LIGHT_0_ENABLE | 1582 RADEON_LIGHT_0_ENABLE_AMBIENT | 1583 RADEON_LIGHT_0_ENABLE_SPECULAR); 1584 1585 if (state) 1586 rmesa->hw.tcl.cmd[p/2 + TCL_PER_LIGHT_CTL_0] |= flag; 1587 else 1588 rmesa->hw.tcl.cmd[p/2 + TCL_PER_LIGHT_CTL_0] &= ~flag; 1589 1590 /* 1591 */ 1592 update_light_colors( ctx, p ); 1593 break; 1594 1595 case GL_LIGHTING: 1596 RADEON_STATECHANGE(rmesa, tcl); 1597 radeonUpdateSpecular(ctx); 1598 check_twoside_fallback( ctx ); 1599 break; 1600 1601 case GL_LINE_SMOOTH: 1602 RADEON_STATECHANGE( rmesa, ctx ); 1603 if ( state ) { 1604 rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= RADEON_ANTI_ALIAS_LINE; 1605 } else { 1606 rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~RADEON_ANTI_ALIAS_LINE; 1607 } 1608 break; 1609 1610 case GL_LINE_STIPPLE: 1611 RADEON_STATECHANGE( rmesa, ctx ); 1612 if ( state ) { 1613 rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= RADEON_PATTERN_ENABLE; 1614 } else { 1615 rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~RADEON_PATTERN_ENABLE; 1616 } 1617 break; 1618 1619 case GL_COLOR_LOGIC_OP: 1620 RADEON_STATECHANGE( rmesa, ctx ); 1621 if ( (ctx->Color.ColorLogicOpEnabled || (ctx->Color.BlendEnabled 1622 && ctx->Color.Blend[0].EquationRGB == GL_LOGIC_OP)) ) { 1623 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= RADEON_ROP_ENABLE; 1624 } else { 1625 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~RADEON_ROP_ENABLE; 1626 } 1627 break; 1628 1629 case GL_NORMALIZE: 1630 RADEON_STATECHANGE( rmesa, tcl ); 1631 if ( state ) { 1632 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_NORMALIZE_NORMALS; 1633 } else { 1634 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] &= ~RADEON_NORMALIZE_NORMALS; 1635 } 1636 break; 1637 1638 case GL_POLYGON_OFFSET_POINT: 1639 RADEON_STATECHANGE( rmesa, set ); 1640 if ( state ) { 1641 rmesa->hw.set.cmd[SET_SE_CNTL] |= RADEON_ZBIAS_ENABLE_POINT; 1642 } else { 1643 rmesa->hw.set.cmd[SET_SE_CNTL] &= ~RADEON_ZBIAS_ENABLE_POINT; 1644 } 1645 break; 1646 1647 case GL_POLYGON_OFFSET_LINE: 1648 RADEON_STATECHANGE( rmesa, set ); 1649 if ( state ) { 1650 rmesa->hw.set.cmd[SET_SE_CNTL] |= RADEON_ZBIAS_ENABLE_LINE; 1651 } else { 1652 rmesa->hw.set.cmd[SET_SE_CNTL] &= ~RADEON_ZBIAS_ENABLE_LINE; 1653 } 1654 break; 1655 1656 case GL_POLYGON_OFFSET_FILL: 1657 RADEON_STATECHANGE( rmesa, set ); 1658 if ( state ) { 1659 rmesa->hw.set.cmd[SET_SE_CNTL] |= RADEON_ZBIAS_ENABLE_TRI; 1660 } else { 1661 rmesa->hw.set.cmd[SET_SE_CNTL] &= ~RADEON_ZBIAS_ENABLE_TRI; 1662 } 1663 break; 1664 1665 case GL_POLYGON_SMOOTH: 1666 RADEON_STATECHANGE( rmesa, ctx ); 1667 if ( state ) { 1668 rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= RADEON_ANTI_ALIAS_POLY; 1669 } else { 1670 rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~RADEON_ANTI_ALIAS_POLY; 1671 } 1672 break; 1673 1674 case GL_POLYGON_STIPPLE: 1675 RADEON_STATECHANGE(rmesa, ctx ); 1676 if ( state ) { 1677 rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= RADEON_STIPPLE_ENABLE; 1678 } else { 1679 rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~RADEON_STIPPLE_ENABLE; 1680 } 1681 break; 1682 1683 case GL_RESCALE_NORMAL_EXT: { 1684 GLboolean tmp = ctx->_NeedEyeCoords ? state : !state; 1685 RADEON_STATECHANGE( rmesa, tcl ); 1686 if ( tmp ) { 1687 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_RESCALE_NORMALS; 1688 } else { 1689 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] &= ~RADEON_RESCALE_NORMALS; 1690 } 1691 break; 1692 } 1693 1694 case GL_SCISSOR_TEST: 1695 radeon_firevertices(&rmesa->radeon); 1696 rmesa->radeon.state.scissor.enabled = state; 1697 radeonUpdateScissor( ctx ); 1698 break; 1699 1700 case GL_STENCIL_TEST: 1701 { 1702 GLboolean hw_stencil = GL_FALSE; 1703 if (ctx->DrawBuffer) { 1704 struct radeon_renderbuffer *rrbStencil 1705 = radeon_get_renderbuffer(ctx->DrawBuffer, BUFFER_STENCIL); 1706 hw_stencil = (rrbStencil && rrbStencil->bo); 1707 } 1708 1709 if (hw_stencil) { 1710 RADEON_STATECHANGE( rmesa, ctx ); 1711 if ( state ) { 1712 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= RADEON_STENCIL_ENABLE; 1713 } else { 1714 rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~RADEON_STENCIL_ENABLE; 1715 } 1716 } else { 1717 FALLBACK( rmesa, RADEON_FALLBACK_STENCIL, state ); 1718 } 1719 } 1720 break; 1721 1722 case GL_TEXTURE_GEN_Q: 1723 case GL_TEXTURE_GEN_R: 1724 case GL_TEXTURE_GEN_S: 1725 case GL_TEXTURE_GEN_T: 1726 /* Picked up in radeonUpdateTextureState. 1727 */ 1728 rmesa->recheck_texgen[ctx->Texture.CurrentUnit] = GL_TRUE; 1729 break; 1730 1731 case GL_COLOR_SUM_EXT: 1732 radeonUpdateSpecular ( ctx ); 1733 break; 1734 1735 default: 1736 return; 1737 } 1738} 1739 1740 1741static void radeonLightingSpaceChange( struct gl_context *ctx ) 1742{ 1743 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1744 GLboolean tmp; 1745 RADEON_STATECHANGE( rmesa, tcl ); 1746 1747 if (RADEON_DEBUG & RADEON_STATE) 1748 fprintf(stderr, "%s %d BEFORE %x\n", __func__, ctx->_NeedEyeCoords, 1749 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL]); 1750 1751 if (ctx->_NeedEyeCoords) 1752 tmp = ctx->Transform.RescaleNormals; 1753 else 1754 tmp = !ctx->Transform.RescaleNormals; 1755 1756 if ( tmp ) { 1757 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_RESCALE_NORMALS; 1758 } else { 1759 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] &= ~RADEON_RESCALE_NORMALS; 1760 } 1761 1762 if (RADEON_DEBUG & RADEON_STATE) 1763 fprintf(stderr, "%s %d AFTER %x\n", __func__, ctx->_NeedEyeCoords, 1764 rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL]); 1765} 1766 1767/* ============================================================= 1768 * Deferred state management - matrices, textures, other? 1769 */ 1770 1771 1772void radeonUploadTexMatrix( r100ContextPtr rmesa, 1773 int unit, GLboolean swapcols ) 1774{ 1775/* Here's how this works: on r100, only 3 tex coords can be submitted, so the 1776 vector looks like this probably: (s t r|q 0) (not sure if the last coord 1777 is hardwired to 0, could be 1 too). Interestingly, it actually looks like 1778 texgen generates all 4 coords, at least tests with projtex indicated that. 1779 So: if we need the q coord in the end (solely determined by the texture 1780 target, i.e. 2d / 1d / texrect targets) we swap the third and 4th row. 1781 Additionally, if we don't have texgen but 4 tex coords submitted, we swap 1782 column 3 and 4 (for the 2d / 1d / texrect targets) since the q coord 1783 will get submitted in the "wrong", i.e. 3rd, slot. 1784 If an app submits 3 coords for 2d targets, we assume it is saving on vertex 1785 size and using the texture matrix to swap the r and q coords around (ut2k3 1786 does exactly that), so we don't need the 3rd / 4th column swap - still need 1787 the 3rd / 4th row swap of course. This will potentially break for apps which 1788 use TexCoord3x just for fun. Additionally, it will never work if an app uses 1789 an "advanced" texture matrix and relies on all 4 texcoord inputs to generate 1790 the maximum needed 3. This seems impossible to do with hw tcl on r100, and 1791 incredibly hard to detect so we can't just fallback in such a case. Assume 1792 it never happens... - rs 1793*/ 1794 1795 int idx = TEXMAT_0 + unit; 1796 float *dest = ((float *)RADEON_DB_STATE( mat[idx] )) + MAT_ELT_0; 1797 int i; 1798 struct gl_texture_unit tUnit = rmesa->radeon.glCtx.Texture.Unit[unit]; 1799 GLfloat *src = rmesa->tmpmat[unit].m; 1800 1801 rmesa->TexMatColSwap &= ~(1 << unit); 1802 if (!tUnit._Current || 1803 (tUnit._Current->Target != GL_TEXTURE_3D && 1804 tUnit._Current->Target != GL_TEXTURE_CUBE_MAP)) { 1805 if (swapcols) { 1806 rmesa->TexMatColSwap |= 1 << unit; 1807 /* attention some elems are swapped 2 times! */ 1808 *dest++ = src[0]; 1809 *dest++ = src[4]; 1810 *dest++ = src[12]; 1811 *dest++ = src[8]; 1812 *dest++ = src[1]; 1813 *dest++ = src[5]; 1814 *dest++ = src[13]; 1815 *dest++ = src[9]; 1816 *dest++ = src[2]; 1817 *dest++ = src[6]; 1818 *dest++ = src[15]; 1819 *dest++ = src[11]; 1820 /* those last 4 are probably never used */ 1821 *dest++ = src[3]; 1822 *dest++ = src[7]; 1823 *dest++ = src[14]; 1824 *dest++ = src[10]; 1825 } 1826 else { 1827 for (i = 0; i < 2; i++) { 1828 *dest++ = src[i]; 1829 *dest++ = src[i+4]; 1830 *dest++ = src[i+8]; 1831 *dest++ = src[i+12]; 1832 } 1833 for (i = 3; i >= 2; i--) { 1834 *dest++ = src[i]; 1835 *dest++ = src[i+4]; 1836 *dest++ = src[i+8]; 1837 *dest++ = src[i+12]; 1838 } 1839 } 1840 } 1841 else { 1842 for (i = 0 ; i < 4 ; i++) { 1843 *dest++ = src[i]; 1844 *dest++ = src[i+4]; 1845 *dest++ = src[i+8]; 1846 *dest++ = src[i+12]; 1847 } 1848 } 1849 1850 RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.mat[idx] ); 1851} 1852 1853 1854static void upload_matrix( r100ContextPtr rmesa, GLfloat *src, int idx ) 1855{ 1856 float *dest = ((float *)RADEON_DB_STATE( mat[idx] ))+MAT_ELT_0; 1857 int i; 1858 1859 1860 for (i = 0 ; i < 4 ; i++) { 1861 *dest++ = src[i]; 1862 *dest++ = src[i+4]; 1863 *dest++ = src[i+8]; 1864 *dest++ = src[i+12]; 1865 } 1866 1867 RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.mat[idx] ); 1868} 1869 1870static void upload_matrix_t( r100ContextPtr rmesa, GLfloat *src, int idx ) 1871{ 1872 float *dest = ((float *)RADEON_DB_STATE( mat[idx] ))+MAT_ELT_0; 1873 memcpy(dest, src, 16*sizeof(float)); 1874 RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.mat[idx] ); 1875} 1876 1877 1878static void update_texturematrix( struct gl_context *ctx ) 1879{ 1880 r100ContextPtr rmesa = R100_CONTEXT( ctx ); 1881 GLuint tpc = rmesa->hw.tcl.cmd[TCL_TEXTURE_PROC_CTL]; 1882 GLuint vs = rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL]; 1883 int unit; 1884 GLuint texMatEnabled = 0; 1885 rmesa->NeedTexMatrix = 0; 1886 rmesa->TexMatColSwap = 0; 1887 1888 for (unit = 0 ; unit < ctx->Const.MaxTextureUnits; unit++) { 1889 if (ctx->Texture.Unit[unit]._Current) { 1890 GLboolean needMatrix = GL_FALSE; 1891 if (ctx->TextureMatrixStack[unit].Top->type != MATRIX_IDENTITY) { 1892 needMatrix = GL_TRUE; 1893 texMatEnabled |= (RADEON_TEXGEN_TEXMAT_0_ENABLE | 1894 RADEON_TEXMAT_0_ENABLE) << unit; 1895 1896 if (rmesa->TexGenEnabled & (RADEON_TEXMAT_0_ENABLE << unit)) { 1897 /* Need to preconcatenate any active texgen 1898 * obj/eyeplane matrices: 1899 */ 1900 _math_matrix_mul_matrix( &rmesa->tmpmat[unit], 1901 ctx->TextureMatrixStack[unit].Top, 1902 &rmesa->TexGenMatrix[unit] ); 1903 } 1904 else { 1905 _math_matrix_copy( &rmesa->tmpmat[unit], 1906 ctx->TextureMatrixStack[unit].Top ); 1907 } 1908 } 1909 else if (rmesa->TexGenEnabled & (RADEON_TEXMAT_0_ENABLE << unit)) { 1910 _math_matrix_copy( &rmesa->tmpmat[unit], &rmesa->TexGenMatrix[unit] ); 1911 needMatrix = GL_TRUE; 1912 } 1913 if (needMatrix) { 1914 rmesa->NeedTexMatrix |= 1 << unit; 1915 radeonUploadTexMatrix( rmesa, unit, 1916 !ctx->Texture.Unit[unit].TexGenEnabled ); 1917 } 1918 } 1919 } 1920 1921 tpc = (texMatEnabled | rmesa->TexGenEnabled); 1922 1923 /* TCL_TEX_COMPUTED_x is TCL_TEX_INPUT_x | 0x8 */ 1924 vs &= ~((RADEON_TCL_TEX_COMPUTED_TEX_0 << RADEON_TCL_TEX_0_OUTPUT_SHIFT) | 1925 (RADEON_TCL_TEX_COMPUTED_TEX_0 << RADEON_TCL_TEX_1_OUTPUT_SHIFT) | 1926 (RADEON_TCL_TEX_COMPUTED_TEX_0 << RADEON_TCL_TEX_2_OUTPUT_SHIFT)); 1927 1928 vs |= (((tpc & RADEON_TEXGEN_TEXMAT_0_ENABLE) << 1929 (RADEON_TCL_TEX_0_OUTPUT_SHIFT + 3)) | 1930 ((tpc & RADEON_TEXGEN_TEXMAT_1_ENABLE) << 1931 (RADEON_TCL_TEX_1_OUTPUT_SHIFT + 2)) | 1932 ((tpc & RADEON_TEXGEN_TEXMAT_2_ENABLE) << 1933 (RADEON_TCL_TEX_2_OUTPUT_SHIFT + 1))); 1934 1935 if (tpc != rmesa->hw.tcl.cmd[TCL_TEXTURE_PROC_CTL] || 1936 vs != rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL]) { 1937 1938 RADEON_STATECHANGE(rmesa, tcl); 1939 rmesa->hw.tcl.cmd[TCL_TEXTURE_PROC_CTL] = tpc; 1940 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] = vs; 1941 } 1942} 1943 1944GLboolean r100ValidateBuffers(struct gl_context *ctx) 1945{ 1946 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1947 struct radeon_renderbuffer *rrb; 1948 int i, ret; 1949 1950 radeon_cs_space_reset_bos(rmesa->radeon.cmdbuf.cs); 1951 1952 rrb = radeon_get_colorbuffer(&rmesa->radeon); 1953 /* color buffer */ 1954 if (rrb && rrb->bo) { 1955 radeon_cs_space_add_persistent_bo(rmesa->radeon.cmdbuf.cs, rrb->bo, 1956 0, RADEON_GEM_DOMAIN_VRAM); 1957 } 1958 1959 /* depth buffer */ 1960 rrb = radeon_get_depthbuffer(&rmesa->radeon); 1961 /* color buffer */ 1962 if (rrb && rrb->bo) { 1963 radeon_cs_space_add_persistent_bo(rmesa->radeon.cmdbuf.cs, rrb->bo, 1964 0, RADEON_GEM_DOMAIN_VRAM); 1965 } 1966 1967 for (i = 0; i < ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits; ++i) { 1968 radeonTexObj *t; 1969 1970 if (!ctx->Texture.Unit[i]._Current) 1971 continue; 1972 1973 t = rmesa->state.texture.unit[i].texobj; 1974 1975 if (!t) 1976 continue; 1977 if (t->image_override && t->bo) 1978 radeon_cs_space_add_persistent_bo(rmesa->radeon.cmdbuf.cs, t->bo, 1979 RADEON_GEM_DOMAIN_GTT | RADEON_GEM_DOMAIN_VRAM, 0); 1980 else if (t->mt->bo) 1981 radeon_cs_space_add_persistent_bo(rmesa->radeon.cmdbuf.cs, t->mt->bo, 1982 RADEON_GEM_DOMAIN_GTT | RADEON_GEM_DOMAIN_VRAM, 0); 1983 } 1984 1985 ret = radeon_cs_space_check_with_bo(rmesa->radeon.cmdbuf.cs, first_elem(&rmesa->radeon.dma.reserved)->bo, RADEON_GEM_DOMAIN_GTT, 0); 1986 if (ret) 1987 return GL_FALSE; 1988 return GL_TRUE; 1989} 1990 1991GLboolean radeonValidateState( struct gl_context *ctx ) 1992{ 1993 r100ContextPtr rmesa = R100_CONTEXT(ctx); 1994 GLuint new_state = rmesa->radeon.NewGLState; 1995 1996 if (new_state & _NEW_BUFFERS) { 1997 _mesa_update_framebuffer(ctx, ctx->ReadBuffer, ctx->DrawBuffer); 1998 /* this updates the DrawBuffer's Width/Height if it's a FBO */ 1999 _mesa_update_draw_buffer_bounds(ctx, ctx->DrawBuffer); 2000 RADEON_STATECHANGE(rmesa, ctx); 2001 } 2002 2003 if (new_state & _NEW_TEXTURE) { 2004 radeonUpdateTextureState( ctx ); 2005 new_state |= rmesa->radeon.NewGLState; /* may add TEXTURE_MATRIX */ 2006 } 2007 2008 /* we need to do a space check here */ 2009 if (!r100ValidateBuffers(ctx)) 2010 return GL_FALSE; 2011 2012 /* Need an event driven matrix update? 2013 */ 2014 if (new_state & (_NEW_MODELVIEW|_NEW_PROJECTION)) 2015 upload_matrix( rmesa, ctx->_ModelProjectMatrix.m, MODEL_PROJ ); 2016 2017 /* Need these for lighting (shouldn't upload otherwise) 2018 */ 2019 if (new_state & (_NEW_MODELVIEW)) { 2020 upload_matrix( rmesa, ctx->ModelviewMatrixStack.Top->m, MODEL ); 2021 upload_matrix_t( rmesa, ctx->ModelviewMatrixStack.Top->inv, MODEL_IT ); 2022 } 2023 2024 /* Does this need to be triggered on eg. modelview for 2025 * texgen-derived objplane/eyeplane matrices? 2026 */ 2027 if (new_state & _NEW_TEXTURE_MATRIX) { 2028 update_texturematrix( ctx ); 2029 } 2030 2031 if (new_state & (_NEW_LIGHT|_NEW_MODELVIEW|_MESA_NEW_NEED_EYE_COORDS)) { 2032 update_light( ctx ); 2033 } 2034 2035 /* emit all active clip planes if projection matrix changes. 2036 */ 2037 if (new_state & (_NEW_PROJECTION)) { 2038 if (ctx->Transform.ClipPlanesEnabled) 2039 radeonUpdateClipPlanes( ctx ); 2040 } 2041 2042 2043 rmesa->radeon.NewGLState = 0; 2044 2045 return GL_TRUE; 2046} 2047 2048 2049static void radeonInvalidateState( struct gl_context *ctx, GLuint new_state ) 2050{ 2051 _swrast_InvalidateState( ctx, new_state ); 2052 _swsetup_InvalidateState( ctx, new_state ); 2053 _vbo_InvalidateState( ctx, new_state ); 2054 _tnl_InvalidateState( ctx, new_state ); 2055 _ae_invalidate_state( ctx, new_state ); 2056 R100_CONTEXT(ctx)->radeon.NewGLState |= new_state; 2057} 2058 2059 2060/* A hack. Need a faster way to find this out. 2061 */ 2062static GLboolean check_material( struct gl_context *ctx ) 2063{ 2064 TNLcontext *tnl = TNL_CONTEXT(ctx); 2065 GLint i; 2066 2067 for (i = _TNL_ATTRIB_MAT_FRONT_AMBIENT; 2068 i < _TNL_ATTRIB_MAT_BACK_INDEXES; 2069 i++) 2070 if (tnl->vb.AttribPtr[i] && 2071 tnl->vb.AttribPtr[i]->stride) 2072 return GL_TRUE; 2073 2074 return GL_FALSE; 2075} 2076 2077 2078static void radeonWrapRunPipeline( struct gl_context *ctx ) 2079{ 2080 r100ContextPtr rmesa = R100_CONTEXT(ctx); 2081 GLboolean has_material; 2082 2083 if (0) 2084 fprintf(stderr, "%s, newstate: %x\n", __func__, rmesa->radeon.NewGLState); 2085 2086 /* Validate state: 2087 */ 2088 if (rmesa->radeon.NewGLState) 2089 if (!radeonValidateState( ctx )) 2090 FALLBACK(rmesa, RADEON_FALLBACK_TEXTURE, GL_TRUE); 2091 2092 has_material = (ctx->Light.Enabled && check_material( ctx )); 2093 2094 if (has_material) { 2095 TCL_FALLBACK( ctx, RADEON_TCL_FALLBACK_MATERIAL, GL_TRUE ); 2096 } 2097 2098 /* Run the pipeline. 2099 */ 2100 _tnl_run_pipeline( ctx ); 2101 2102 if (has_material) { 2103 TCL_FALLBACK( ctx, RADEON_TCL_FALLBACK_MATERIAL, GL_FALSE ); 2104 } 2105} 2106 2107static void radeonPolygonStipple( struct gl_context *ctx, const GLubyte *mask ) 2108{ 2109 r100ContextPtr r100 = R100_CONTEXT(ctx); 2110 GLint i; 2111 2112 radeon_firevertices(&r100->radeon); 2113 2114 RADEON_STATECHANGE(r100, stp); 2115 2116 /* Must flip pattern upside down. 2117 */ 2118 for ( i = 31 ; i >= 0; i--) { 2119 r100->hw.stp.cmd[3 + i] = ((GLuint *) mask)[i]; 2120 } 2121} 2122 2123 2124/* Initialize the driver's state functions. 2125 * Many of the ctx->Driver functions might have been initialized to 2126 * software defaults in the earlier _mesa_init_driver_functions() call. 2127 */ 2128void radeonInitStateFuncs( struct gl_context *ctx ) 2129{ 2130 ctx->Driver.UpdateState = radeonInvalidateState; 2131 ctx->Driver.LightingSpaceChange = radeonLightingSpaceChange; 2132 2133 ctx->Driver.DrawBuffer = radeonDrawBuffer; 2134 ctx->Driver.ReadBuffer = radeonReadBuffer; 2135 ctx->Driver.CopyPixels = _mesa_meta_CopyPixels; 2136 ctx->Driver.DrawPixels = _mesa_meta_DrawPixels; 2137 ctx->Driver.ReadPixels = radeonReadPixels; 2138 2139 ctx->Driver.AlphaFunc = radeonAlphaFunc; 2140 ctx->Driver.BlendEquationSeparate = radeonBlendEquationSeparate; 2141 ctx->Driver.BlendFuncSeparate = radeonBlendFuncSeparate; 2142 ctx->Driver.ClipPlane = radeonClipPlane; 2143 ctx->Driver.ColorMask = radeonColorMask; 2144 ctx->Driver.CullFace = radeonCullFace; 2145 ctx->Driver.DepthFunc = radeonDepthFunc; 2146 ctx->Driver.DepthMask = radeonDepthMask; 2147 ctx->Driver.DepthRange = radeonDepthRange; 2148 ctx->Driver.Enable = radeonEnable; 2149 ctx->Driver.Fogfv = radeonFogfv; 2150 ctx->Driver.FrontFace = radeonFrontFace; 2151 ctx->Driver.Hint = NULL; 2152 ctx->Driver.LightModelfv = radeonLightModelfv; 2153 ctx->Driver.Lightfv = radeonLightfv; 2154 ctx->Driver.LineStipple = radeonLineStipple; 2155 ctx->Driver.LineWidth = radeonLineWidth; 2156 ctx->Driver.LogicOpcode = radeonLogicOpCode; 2157 ctx->Driver.PolygonMode = radeonPolygonMode; 2158 ctx->Driver.PolygonOffset = radeonPolygonOffset; 2159 ctx->Driver.PolygonStipple = radeonPolygonStipple; 2160 ctx->Driver.RenderMode = radeonRenderMode; 2161 ctx->Driver.Scissor = radeonScissor; 2162 ctx->Driver.ShadeModel = radeonShadeModel; 2163 ctx->Driver.StencilFuncSeparate = radeonStencilFuncSeparate; 2164 ctx->Driver.StencilMaskSeparate = radeonStencilMaskSeparate; 2165 ctx->Driver.StencilOpSeparate = radeonStencilOpSeparate; 2166 ctx->Driver.Viewport = radeonViewport; 2167 2168 TNL_CONTEXT(ctx)->Driver.NotifyMaterialChange = radeonUpdateMaterial; 2169 TNL_CONTEXT(ctx)->Driver.RunPipeline = radeonWrapRunPipeline; 2170} 2171