src/mesa/drivers/dri/radeon/radeon_maos_verts.c

   1 /* $XFree86: xc/lib/GL/mesa/src/drv/radeon/radeon_maos_verts.c,v 1.1 2002/10/30 12:51:55 alanh Exp $ */
   2 /**************************************************************************
   3
   4 Copyright 2000, 2001 ATI Technologies Inc., Ontario, Canada, and
   5                      Tungsten Graphics Inc., Austin, Texas.
   6
   7 All Rights Reserved.
   8
   9 Permission is hereby granted, free of charge, to any person obtaining
  10 a copy of this software and associated documentation files (the
  11 "Software"), to deal in the Software without restriction, including
  12 without limitation the rights to use, copy, modify, merge, publish,
  13 distribute, sublicense, and/or sell copies of the Software, and to
  14 permit persons to whom the Software is furnished to do so, subject to
  15 the following conditions:
  16
  17 The above copyright notice and this permission notice (including the
  18 next paragraph) shall be included in all copies or substantial
  19 portions of the Software.
  20
  21 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  24 IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
  25 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28
  29 **************************************************************************/
  30
  31 /*
  32  * Authors:
  33  *   Keith Whitwell <keith@tungstengraphics.com>
  34  */
  35
  36 #include "glheader.h"
  37 #include "imports.h"
  38 #include "mtypes.h"
  39
  40 #include "vbo/vbo.h"
  41 #include "math/m_translate.h"
  42 #include "tnl/tnl.h"
  43 #include "tnl/t_pipeline.h"
  44 #include "math/m_translate.h"
  45 #include "radeon_context.h"
  46 #include "radeon_state.h"
  47 #include "radeon_ioctl.h"
  48 #include "radeon_tex.h"
  49 #include "radeon_tcl.h"
  50 #include "radeon_swtcl.h"
  51 #include "radeon_maos.h"
  52
  53
  54 #define RADEON_TCL_MAX_SETUP 19
  55
  56 union emit_union { float f; GLuint ui; radeon_color_t rgba; };
  57
  58 static struct {
  59    void   (*emit)( GLcontext *, GLuint, GLuint, void * );
  60    GLuint vertex_size;
  61    GLuint vertex_format;
  62 } setup_tab[RADEON_TCL_MAX_SETUP];
  63
  64 #define DO_W    (IND & RADEON_CP_VC_FRMT_W0)
  65 #define DO_RGBA (IND & RADEON_CP_VC_FRMT_PKCOLOR)
  66 #define DO_SPEC_OR_FOG (IND & RADEON_CP_VC_FRMT_PKSPEC)
  67 #define DO_SPEC ((IND & RADEON_CP_VC_FRMT_PKSPEC) && \
  68                  (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR))
  69 #define DO_FOG  ((IND & RADEON_CP_VC_FRMT_PKSPEC) && ctx->Fog.Enabled && \
  70                  (ctx->Fog.FogCoordinateSource == GL_FOG_COORD))
  71 #define DO_TEX0 (IND & RADEON_CP_VC_FRMT_ST0)
  72 #define DO_TEX1 (IND & RADEON_CP_VC_FRMT_ST1)
  73 #define DO_TEX2 (IND & RADEON_CP_VC_FRMT_ST2)
  74 #define DO_PTEX (IND & RADEON_CP_VC_FRMT_Q0)
  75 #define DO_NORM (IND & RADEON_CP_VC_FRMT_N0)
  76
  77 #define DO_TEX3 0
  78
  79 #define GET_TEXSOURCE(n)  n
  80
  81 /***********************************************************************
  82  *             Generate vertex emit functions               *
  83  ***********************************************************************/
  84
  85
  86 /* Defined in order of increasing vertex size:
  87  */
  88 #define IDX 0
  89 #define IND (RADEON_CP_VC_FRMT_XY|              \
  90              RADEON_CP_VC_FRMT_Z|               \
  91              RADEON_CP_VC_FRMT_PKCOLOR)
  92 #define TAG(x) x##_rgba
  93 #include "radeon_maos_vbtmp.h"
  94
  95 #define IDX 1
  96 #define IND (RADEON_CP_VC_FRMT_XY|              \
  97              RADEON_CP_VC_FRMT_Z|               \
  98              RADEON_CP_VC_FRMT_N0)
  99 #define TAG(x) x##_n
 100 #include "radeon_maos_vbtmp.h"
 101
 102 #define IDX 2
 103 #define IND (RADEON_CP_VC_FRMT_XY|              \
 104              RADEON_CP_VC_FRMT_Z|               \
 105              RADEON_CP_VC_FRMT_PKCOLOR|         \
 106              RADEON_CP_VC_FRMT_ST0)
 107 #define TAG(x) x##_rgba_st
 108 #include "radeon_maos_vbtmp.h"
 109
 110 #define IDX 3
 111 #define IND (RADEON_CP_VC_FRMT_XY|              \
 112              RADEON_CP_VC_FRMT_Z|               \
 113              RADEON_CP_VC_FRMT_PKCOLOR|         \
 114              RADEON_CP_VC_FRMT_N0)
 115 #define TAG(x) x##_rgba_n
 116 #include "radeon_maos_vbtmp.h"
 117
 118 #define IDX 4
 119 #define IND (RADEON_CP_VC_FRMT_XY|              \
 120              RADEON_CP_VC_FRMT_Z|               \
 121              RADEON_CP_VC_FRMT_ST0|             \
 122              RADEON_CP_VC_FRMT_N0)
 123 #define TAG(x) x##_st_n
 124 #include "radeon_maos_vbtmp.h"
 125
 126 #define IDX 5
 127 #define IND (RADEON_CP_VC_FRMT_XY|              \
 128              RADEON_CP_VC_FRMT_Z|               \
 129              RADEON_CP_VC_FRMT_PKCOLOR|         \
 130              RADEON_CP_VC_FRMT_ST0|             \
 131              RADEON_CP_VC_FRMT_ST1)
 132 #define TAG(x) x##_rgba_st_st
 133 #include "radeon_maos_vbtmp.h"
 134
 135 #define IDX 6
 136 #define IND (RADEON_CP_VC_FRMT_XY|              \
 137              RADEON_CP_VC_FRMT_Z|               \
 138              RADEON_CP_VC_FRMT_PKCOLOR|         \
 139              RADEON_CP_VC_FRMT_ST0|             \
 140              RADEON_CP_VC_FRMT_N0)
 141 #define TAG(x) x##_rgba_st_n
 142 #include "radeon_maos_vbtmp.h"
 143
 144 #define IDX 7
 145 #define IND (RADEON_CP_VC_FRMT_XY|              \
 146              RADEON_CP_VC_FRMT_Z|               \
 147              RADEON_CP_VC_FRMT_PKCOLOR|         \
 148              RADEON_CP_VC_FRMT_PKSPEC|          \
 149              RADEON_CP_VC_FRMT_ST0|             \
 150              RADEON_CP_VC_FRMT_ST1)
 151 #define TAG(x) x##_rgba_spec_st_st
 152 #include "radeon_maos_vbtmp.h"
 153
 154 #define IDX 8
 155 #define IND (RADEON_CP_VC_FRMT_XY|              \
 156              RADEON_CP_VC_FRMT_Z|               \
 157              RADEON_CP_VC_FRMT_ST0|             \
 158              RADEON_CP_VC_FRMT_ST1|             \
 159              RADEON_CP_VC_FRMT_N0)
 160 #define TAG(x) x##_st_st_n
 161 #include "radeon_maos_vbtmp.h"
 162
 163 #define IDX 9
 164 #define IND (RADEON_CP_VC_FRMT_XY|              \
 165              RADEON_CP_VC_FRMT_Z|               \
 166              RADEON_CP_VC_FRMT_PKCOLOR|         \
 167              RADEON_CP_VC_FRMT_PKSPEC|          \
 168              RADEON_CP_VC_FRMT_ST0|             \
 169              RADEON_CP_VC_FRMT_ST1|             \
 170              RADEON_CP_VC_FRMT_N0)
 171 #define TAG(x) x##_rgba_spec_st_st_n
 172 #include "radeon_maos_vbtmp.h"
 173
 174 #define IDX 10
 175 #define IND (RADEON_CP_VC_FRMT_XY|              \
 176              RADEON_CP_VC_FRMT_Z|               \
 177              RADEON_CP_VC_FRMT_PKCOLOR|         \
 178              RADEON_CP_VC_FRMT_ST0|             \
 179              RADEON_CP_VC_FRMT_Q0)
 180 #define TAG(x) x##_rgba_stq
 181 #include "radeon_maos_vbtmp.h"
 182
 183 #define IDX 11
 184 #define IND (RADEON_CP_VC_FRMT_XY|              \
 185              RADEON_CP_VC_FRMT_Z|               \
 186              RADEON_CP_VC_FRMT_PKCOLOR|         \
 187              RADEON_CP_VC_FRMT_ST1|             \
 188              RADEON_CP_VC_FRMT_Q1|              \
 189              RADEON_CP_VC_FRMT_ST0|             \
 190              RADEON_CP_VC_FRMT_Q0)
 191 #define TAG(x) x##_rgba_stq_stq
 192 #include "radeon_maos_vbtmp.h"
 193
 194 #define IDX 12
 195 #define IND (RADEON_CP_VC_FRMT_XY|              \
 196              RADEON_CP_VC_FRMT_Z|               \
 197              RADEON_CP_VC_FRMT_W0|              \
 198              RADEON_CP_VC_FRMT_PKCOLOR|         \
 199              RADEON_CP_VC_FRMT_PKSPEC|          \
 200              RADEON_CP_VC_FRMT_ST0|             \
 201              RADEON_CP_VC_FRMT_Q0|              \
 202              RADEON_CP_VC_FRMT_ST1|             \
 203              RADEON_CP_VC_FRMT_Q1|              \
 204              RADEON_CP_VC_FRMT_N0)
 205 #define TAG(x) x##_w_rgba_spec_stq_stq_n
 206 #include "radeon_maos_vbtmp.h"
 207
 208 #define IDX 13
 209 #define IND (RADEON_CP_VC_FRMT_XY|              \
 210              RADEON_CP_VC_FRMT_Z|               \
 211              RADEON_CP_VC_FRMT_PKCOLOR|         \
 212              RADEON_CP_VC_FRMT_ST0|             \
 213              RADEON_CP_VC_FRMT_ST1|             \
 214              RADEON_CP_VC_FRMT_ST2)
 215 #define TAG(x) x##_rgba_st_st_st
 216 #include "radeon_maos_vbtmp.h"
 217
 218 #define IDX 14
 219 #define IND (RADEON_CP_VC_FRMT_XY|              \
 220              RADEON_CP_VC_FRMT_Z|               \
 221              RADEON_CP_VC_FRMT_PKCOLOR|         \
 222              RADEON_CP_VC_FRMT_PKSPEC|          \
 223              RADEON_CP_VC_FRMT_ST0|             \
 224              RADEON_CP_VC_FRMT_ST1|             \
 225              RADEON_CP_VC_FRMT_ST2)
 226 #define TAG(x) x##_rgba_spec_st_st_st
 227 #include "radeon_maos_vbtmp.h"
 228
 229 #define IDX 15
 230 #define IND (RADEON_CP_VC_FRMT_XY|              \
 231              RADEON_CP_VC_FRMT_Z|               \
 232              RADEON_CP_VC_FRMT_ST0|             \
 233              RADEON_CP_VC_FRMT_ST1|             \
 234              RADEON_CP_VC_FRMT_ST2|             \
 235              RADEON_CP_VC_FRMT_N0)
 236 #define TAG(x) x##_st_st_st_n
 237 #include "radeon_maos_vbtmp.h"
 238
 239 #define IDX 16
 240 #define IND (RADEON_CP_VC_FRMT_XY|              \
 241              RADEON_CP_VC_FRMT_Z|               \
 242              RADEON_CP_VC_FRMT_PKCOLOR|         \
 243              RADEON_CP_VC_FRMT_PKSPEC|          \
 244              RADEON_CP_VC_FRMT_ST0|             \
 245              RADEON_CP_VC_FRMT_ST1|             \
 246              RADEON_CP_VC_FRMT_ST2|             \
 247              RADEON_CP_VC_FRMT_N0)
 248 #define TAG(x) x##_rgba_spec_st_st_st_n
 249 #include "radeon_maos_vbtmp.h"
 250
 251 #define IDX 17
 252 #define IND (RADEON_CP_VC_FRMT_XY|              \
 253              RADEON_CP_VC_FRMT_Z|               \
 254              RADEON_CP_VC_FRMT_PKCOLOR|         \
 255              RADEON_CP_VC_FRMT_ST0|             \
 256              RADEON_CP_VC_FRMT_Q0|              \
 257              RADEON_CP_VC_FRMT_ST1|             \
 258              RADEON_CP_VC_FRMT_Q1|              \
 259              RADEON_CP_VC_FRMT_ST2|             \
 260              RADEON_CP_VC_FRMT_Q2)
 261 #define TAG(x) x##_rgba_stq_stq_stq
 262 #include "radeon_maos_vbtmp.h"
 263
 264 #define IDX 18
 265 #define IND (RADEON_CP_VC_FRMT_XY|              \
 266              RADEON_CP_VC_FRMT_Z|               \
 267              RADEON_CP_VC_FRMT_W0|              \
 268              RADEON_CP_VC_FRMT_PKCOLOR|         \
 269              RADEON_CP_VC_FRMT_PKSPEC|          \
 270              RADEON_CP_VC_FRMT_ST0|             \
 271              RADEON_CP_VC_FRMT_Q0|              \
 272              RADEON_CP_VC_FRMT_ST1|             \
 273              RADEON_CP_VC_FRMT_Q1|              \
 274              RADEON_CP_VC_FRMT_ST2|             \
 275              RADEON_CP_VC_FRMT_Q2|              \
 276              RADEON_CP_VC_FRMT_N0)
 277 #define TAG(x) x##_w_rgba_spec_stq_stq_stq_n
 278 #include "radeon_maos_vbtmp.h"
 279
 280
 281
 282
 283 /***********************************************************************
 284  *                         Initialization
 285  ***********************************************************************/
 286
 287
 288 static void init_tcl_verts( void )
 289 {
 290    init_rgba();
 291    init_n();
 292    init_rgba_n();
 293    init_rgba_st();
 294    init_st_n();
 295    init_rgba_st_st();
 296    init_rgba_st_n();
 297    init_rgba_spec_st_st();
 298    init_st_st_n();
 299    init_rgba_spec_st_st_n();
 300    init_rgba_stq();
 301    init_rgba_stq_stq();
 302    init_w_rgba_spec_stq_stq_n();
 303    init_rgba_st_st_st();
 304    init_rgba_spec_st_st_st();
 305    init_st_st_st_n();
 306    init_rgba_spec_st_st_st_n();
 307    init_rgba_stq_stq_stq();
 308    init_w_rgba_spec_stq_stq_stq_n();
 309 }
 310
 311
 312 void radeonEmitArrays( GLcontext *ctx, GLuint inputs )
 313 {
 314    radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
 315    struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
 316    GLuint req = 0;
 317    GLuint unit;
 318    GLuint vtx = (rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] &
 319                  ~(RADEON_TCL_VTX_Q0|RADEON_TCL_VTX_Q1|RADEON_TCL_VTX_Q2));
 320    int i;
 321    static int firsttime = 1;
 322
 323    if (firsttime) {
 324       init_tcl_verts();
 325       firsttime = 0;
 326    }
 327
 328    if (1) {
 329       req |= RADEON_CP_VC_FRMT_Z;
 330       if (VB->ObjPtr->size == 4) {
 331          req |= RADEON_CP_VC_FRMT_W0;
 332       }
 333    }
 334
 335    if (inputs & VERT_BIT_NORMAL) {
 336       req |= RADEON_CP_VC_FRMT_N0;
 337    }
 338
 339    if (inputs & VERT_BIT_COLOR0) {
 340       req |= RADEON_CP_VC_FRMT_PKCOLOR;
 341    }
 342
 343    if (inputs & (VERT_BIT_COLOR1|VERT_BIT_FOG)) {
 344       req |= RADEON_CP_VC_FRMT_PKSPEC;
 345    }
 346
 347    for (unit = 0; unit < ctx->Const.MaxTextureUnits; unit++) {
 348       if (inputs & VERT_BIT_TEX(unit)) {
 349          req |= RADEON_ST_BIT(unit);
 350          /* assume we need the 3rd coord if texgen is active for r/q OR at least
 351             3 coords are submitted. This may not be 100% correct */
 352          if (VB->TexCoordPtr[unit]->size >= 3) {
 353             req |= RADEON_Q_BIT(unit);
 354             vtx |= RADEON_Q_BIT(unit);
 355          }
 356          if ( (ctx->Texture.Unit[unit].TexGenEnabled & (R_BIT | Q_BIT)) )
 357             vtx |= RADEON_Q_BIT(unit);
 358          else if ((VB->TexCoordPtr[unit]->size >= 3) &&
 359                   ((ctx->Texture.Unit[unit]._ReallyEnabled & (TEXTURE_CUBE_BIT)) == 0)) {
 360             GLuint swaptexmatcol = (VB->TexCoordPtr[unit]->size - 3);
 361             if (((rmesa->NeedTexMatrix >> unit) & 1) &&
 362                  (swaptexmatcol != ((rmesa->TexMatColSwap >> unit) & 1)))
 363                radeonUploadTexMatrix( rmesa, unit, swaptexmatcol ) ;
 364          }
 365       }
 366    }
 367
 368    if (vtx != rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT]) {
 369       RADEON_STATECHANGE( rmesa, tcl );
 370       rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] = vtx;
 371    }
 372
 373    for (i = 0 ; i < RADEON_TCL_MAX_SETUP ; i++)
 374       if ((setup_tab[i].vertex_format & req) == req)
 375          break;
 376
 377    if (rmesa->tcl.vertex_format == setup_tab[i].vertex_format &&
 378        rmesa->tcl.indexed_verts.buf)
 379       return;
 380
 381    if (rmesa->tcl.indexed_verts.buf)
 382       radeonReleaseArrays( ctx, ~0 );
 383
 384    radeonAllocDmaRegion( rmesa,
 385                          &rmesa->tcl.indexed_verts,
 386                          VB->Count * setup_tab[i].vertex_size * 4,
 387                          4);
 388
 389    /* The vertex code expects Obj to be clean to element 3.  To fix
 390     * this, add more vertex code (for obj-2, obj-3) or preferably move
 391     * to maos.
 392     */
 393    if (VB->ObjPtr->size < 3 ||
 394        (VB->ObjPtr->size == 3 &&
 395         (setup_tab[i].vertex_format & RADEON_CP_VC_FRMT_W0))) {
 396
 397       _math_trans_4f( rmesa->tcl.ObjClean.data,
 398                       VB->ObjPtr->data,
 399                       VB->ObjPtr->stride,
 400                       GL_FLOAT,
 401                       VB->ObjPtr->size,
 402                       0,
 403                       VB->Count );
 404
 405       switch (VB->ObjPtr->size) {
 406       case 1:
 407             _mesa_vector4f_clean_elem(&rmesa->tcl.ObjClean, VB->Count, 1);
 408       case 2:
 409             _mesa_vector4f_clean_elem(&rmesa->tcl.ObjClean, VB->Count, 2);
 410       case 3:
 411          if (setup_tab[i].vertex_format & RADEON_CP_VC_FRMT_W0) {
 412             _mesa_vector4f_clean_elem(&rmesa->tcl.ObjClean, VB->Count, 3);
 413          }
 414       case 4:
 415       default:
 416          break;
 417       }
 418
 419       VB->ObjPtr = &rmesa->tcl.ObjClean;
 420    }
 421
 422
 423
 424    setup_tab[i].emit( ctx, 0, VB->Count,
 425                       rmesa->tcl.indexed_verts.address +
 426                       rmesa->tcl.indexed_verts.start );
 427
 428    rmesa->tcl.vertex_format = setup_tab[i].vertex_format;
 429    rmesa->tcl.indexed_verts.aos_start = GET_START( &rmesa->tcl.indexed_verts );
 430    rmesa->tcl.indexed_verts.aos_size = setup_tab[i].vertex_size;
 431    rmesa->tcl.indexed_verts.aos_stride = setup_tab[i].vertex_size;
 432
 433    rmesa->tcl.aos_components[0] = &rmesa->tcl.indexed_verts;
 434    rmesa->tcl.nr_aos_components = 1;
 435 }
 436
 437
 438
 439 void radeonReleaseArrays( GLcontext *ctx, GLuint newinputs )
 440 {
 441    radeonContextPtr rmesa = RADEON_CONTEXT( ctx );
 442
 443 #if 0
 444    if (RADEON_DEBUG & DEBUG_VERTS)
 445       _tnl_print_vert_flags( __FUNCTION__, newinputs );
 446 #endif
 447
 448    if (newinputs)
 449      radeonReleaseDmaRegion( rmesa, &rmesa->tcl.indexed_verts, __FUNCTION__ );
 450 }