r200_state_init.c

mesa-6.5-minigui源码

      ALLOC_STATE( cube[1], tex_cube, CUBE_STATE_SIZE, "CUBE/tex-1", 1 );
      ALLOC_STATE( cube[2], tex_cube, CUBE_STATE_SIZE, "CUBE/tex-2", 2 );
      ALLOC_STATE( cube[3], tex_cube, CUBE_STATE_SIZE, "CUBE/tex-3", 3 );
      ALLOC_STATE( cube[4], tex_cube, CUBE_STATE_SIZE, "CUBE/tex-4", 4 );
      ALLOC_STATE( cube[5], tex_cube, CUBE_STATE_SIZE, "CUBE/tex-5", 5 );
   }
   else {
      ALLOC_STATE( cube[0], never, CUBE_STATE_SIZE, "CUBE/tex-0", 0 );
      ALLOC_STATE( cube[1], never, CUBE_STATE_SIZE, "CUBE/tex-1", 1 );
      ALLOC_STATE( cube[2], never, CUBE_STATE_SIZE, "CUBE/tex-2", 2 );
      ALLOC_STATE( cube[3], never, CUBE_STATE_SIZE, "CUBE/tex-3", 3 );
      ALLOC_STATE( cube[4], never, CUBE_STATE_SIZE, "CUBE/tex-4", 4 );
      ALLOC_STATE( cube[5], never, CUBE_STATE_SIZE, "CUBE/tex-5", 5 );
   }

   ALLOC_STATE( tcl, tcl, TCL_STATE_SIZE, "TCL/tcl", 0 );
   ALLOC_STATE( msl, tcl, MSL_STATE_SIZE, "MSL/matrix-select", 0 );
   ALLOC_STATE( tcg, tcl, TCG_STATE_SIZE, "TCG/texcoordgen", 0 );
   ALLOC_STATE( mtl[0], tcl_lighting, MTL_STATE_SIZE, "MTL0/material0", 0 );
   ALLOC_STATE( mtl[1], tcl_lighting, MTL_STATE_SIZE, "MTL1/material1", 1 );
   ALLOC_STATE( grd, tcl, GRD_STATE_SIZE, "GRD/guard-band", 0 );
   ALLOC_STATE( fog, fog, FOG_STATE_SIZE, "FOG/fog", 0 );
   ALLOC_STATE( glt, tcl_lighting, GLT_STATE_SIZE, "GLT/light-global", 0 );
   ALLOC_STATE( eye, tcl_lighting, EYE_STATE_SIZE, "EYE/eye-vector", 0 );
   ALLOC_STATE( mat[R200_MTX_MV], tcl, MAT_STATE_SIZE, "MAT/modelview", 0 );
   ALLOC_STATE( mat[R200_MTX_IMV], tcl, MAT_STATE_SIZE, "MAT/it-modelview", 0 );
   ALLOC_STATE( mat[R200_MTX_MVP], tcl, MAT_STATE_SIZE, "MAT/modelproject", 0 );
   ALLOC_STATE( mat[R200_MTX_TEX0], tcl_tex, MAT_STATE_SIZE, "MAT/texmat0", 0 );
   ALLOC_STATE( mat[R200_MTX_TEX1], tcl_tex, MAT_STATE_SIZE, "MAT/texmat1", 1 );
   ALLOC_STATE( mat[R200_MTX_TEX2], tcl_tex, MAT_STATE_SIZE, "MAT/texmat2", 2 );
   ALLOC_STATE( mat[R200_MTX_TEX3], tcl_tex, MAT_STATE_SIZE, "MAT/texmat3", 3 );
   ALLOC_STATE( mat[R200_MTX_TEX4], tcl_tex, MAT_STATE_SIZE, "MAT/texmat4", 4 );
   ALLOC_STATE( mat[R200_MTX_TEX5], tcl_tex, MAT_STATE_SIZE, "MAT/texmat5", 5 );
   ALLOC_STATE( ucp[0], tcl_ucp, UCP_STATE_SIZE, "UCP/userclip-0", 0 );
   ALLOC_STATE( ucp[1], tcl_ucp, UCP_STATE_SIZE, "UCP/userclip-1", 1 );
   ALLOC_STATE( ucp[2], tcl_ucp, UCP_STATE_SIZE, "UCP/userclip-2", 2 );
   ALLOC_STATE( ucp[3], tcl_ucp, UCP_STATE_SIZE, "UCP/userclip-3", 3 );
   ALLOC_STATE( ucp[4], tcl_ucp, UCP_STATE_SIZE, "UCP/userclip-4", 4 );
   ALLOC_STATE( ucp[5], tcl_ucp, UCP_STATE_SIZE, "UCP/userclip-5", 5 );
   ALLOC_STATE( lit[0], tcl_light, LIT_STATE_SIZE, "LIT/light-0", 0 );
   ALLOC_STATE( lit[1], tcl_light, LIT_STATE_SIZE, "LIT/light-1", 1 );
   ALLOC_STATE( lit[2], tcl_light, LIT_STATE_SIZE, "LIT/light-2", 2 );
   ALLOC_STATE( lit[3], tcl_light, LIT_STATE_SIZE, "LIT/light-3", 3 );
   ALLOC_STATE( lit[4], tcl_light, LIT_STATE_SIZE, "LIT/light-4", 4 );
   ALLOC_STATE( lit[5], tcl_light, LIT_STATE_SIZE, "LIT/light-5", 5 );
   ALLOC_STATE( lit[6], tcl_light, LIT_STATE_SIZE, "LIT/light-6", 6 );
   ALLOC_STATE( lit[7], tcl_light, LIT_STATE_SIZE, "LIT/light-7", 7 );
   ALLOC_STATE( pix[0], pix_zero, PIX_STATE_SIZE, "PIX/pixstage-0", 0 );
   ALLOC_STATE( pix[1], texenv, PIX_STATE_SIZE, "PIX/pixstage-1", 1 );
   ALLOC_STATE( pix[2], texenv, PIX_STATE_SIZE, "PIX/pixstage-2", 2 );
   ALLOC_STATE( pix[3], texenv, PIX_STATE_SIZE, "PIX/pixstage-3", 3 );
   ALLOC_STATE( pix[4], texenv, PIX_STATE_SIZE, "PIX/pixstage-4", 4 );
   ALLOC_STATE( pix[5], texenv, PIX_STATE_SIZE, "PIX/pixstage-5", 5 );
   if (rmesa->r200Screen->drmSupportsTriPerf) {
      ALLOC_STATE( prf, always, PRF_STATE_SIZE, "PRF/performance-tri", 0 );
   }
   else {
      ALLOC_STATE( prf, never, PRF_STATE_SIZE, "PRF/performance-tri", 0 );
   }
   if (rmesa->r200Screen->drmSupportsPointSprites)
      ALLOC_STATE( spr, always, SPR_STATE_SIZE, "SPR/pointsprite", 0 );
   else
      ALLOC_STATE (spr, never, SPR_STATE_SIZE, "SPR/pointsprite", 0 );

   r200SetUpAtomList( rmesa );

   /* Fill in the packet headers:
    */
   rmesa->hw.ctx.cmd[CTX_CMD_0] = cmdpkt(RADEON_EMIT_PP_MISC);
   rmesa->hw.ctx.cmd[CTX_CMD_1] = cmdpkt(RADEON_EMIT_PP_CNTL);
   rmesa->hw.ctx.cmd[CTX_CMD_2] = cmdpkt(RADEON_EMIT_RB3D_COLORPITCH);
   if (rmesa->r200Screen->drmSupportsBlendColor)
      rmesa->hw.ctx.cmd[CTX_CMD_3] = cmdpkt(R200_EMIT_RB3D_BLENDCOLOR);
   rmesa->hw.lin.cmd[LIN_CMD_0] = cmdpkt(RADEON_EMIT_RE_LINE_PATTERN);
   rmesa->hw.lin.cmd[LIN_CMD_1] = cmdpkt(RADEON_EMIT_SE_LINE_WIDTH);
   rmesa->hw.msk.cmd[MSK_CMD_0] = cmdpkt(RADEON_EMIT_RB3D_STENCILREFMASK);
   rmesa->hw.vpt.cmd[VPT_CMD_0] = cmdpkt(RADEON_EMIT_SE_VPORT_XSCALE);
   rmesa->hw.set.cmd[SET_CMD_0] = cmdpkt(RADEON_EMIT_SE_CNTL);
   rmesa->hw.msc.cmd[MSC_CMD_0] = cmdpkt(RADEON_EMIT_RE_MISC);
   rmesa->hw.cst.cmd[CST_CMD_0] = cmdpkt(R200_EMIT_PP_CNTL_X);
   rmesa->hw.cst.cmd[CST_CMD_1] = cmdpkt(R200_EMIT_RB3D_DEPTHXY_OFFSET);
   rmesa->hw.cst.cmd[CST_CMD_2] = cmdpkt(R200_EMIT_RE_AUX_SCISSOR_CNTL);
   rmesa->hw.cst.cmd[CST_CMD_3] = cmdpkt(R200_EMIT_RE_SCISSOR_TL_0);
   rmesa->hw.cst.cmd[CST_CMD_4] = cmdpkt(R200_EMIT_SE_VAP_CNTL_STATUS);
   rmesa->hw.cst.cmd[CST_CMD_5] = cmdpkt(R200_EMIT_RE_POINTSIZE);
   rmesa->hw.cst.cmd[CST_CMD_6] = cmdpkt(R200_EMIT_TCL_INPUT_VTX_VECTOR_ADDR_0);
   rmesa->hw.tam.cmd[TAM_CMD_0] = cmdpkt(R200_EMIT_PP_TAM_DEBUG3);
   rmesa->hw.tf.cmd[TF_CMD_0] = cmdpkt(R200_EMIT_TFACTOR_0);
   if (rmesa->r200Screen->drmSupportsFragShader) {
      rmesa->hw.atf.cmd[ATF_CMD_0] = cmdpkt(R200_EMIT_ATF_TFACTOR);
      rmesa->hw.tex[0].cmd[TEX_CMD_0] = cmdpkt(R200_EMIT_PP_TXCTLALL_0);
      rmesa->hw.tex[0].cmd[TEX_CMD_1_NEWDRM] = cmdpkt(R200_EMIT_PP_TXOFFSET_0);
      rmesa->hw.tex[1].cmd[TEX_CMD_0] = cmdpkt(R200_EMIT_PP_TXCTLALL_1);
      rmesa->hw.tex[1].cmd[TEX_CMD_1_NEWDRM] = cmdpkt(R200_EMIT_PP_TXOFFSET_1);
      rmesa->hw.tex[2].cmd[TEX_CMD_0] = cmdpkt(R200_EMIT_PP_TXCTLALL_2);
      rmesa->hw.tex[2].cmd[TEX_CMD_1_NEWDRM] = cmdpkt(R200_EMIT_PP_TXOFFSET_2);
      rmesa->hw.tex[3].cmd[TEX_CMD_0] = cmdpkt(R200_EMIT_PP_TXCTLALL_3);
      rmesa->hw.tex[3].cmd[TEX_CMD_1_NEWDRM] = cmdpkt(R200_EMIT_PP_TXOFFSET_3);
      rmesa->hw.tex[4].cmd[TEX_CMD_0] = cmdpkt(R200_EMIT_PP_TXCTLALL_4);
      rmesa->hw.tex[4].cmd[TEX_CMD_1_NEWDRM] = cmdpkt(R200_EMIT_PP_TXOFFSET_4);
      rmesa->hw.tex[5].cmd[TEX_CMD_0] = cmdpkt(R200_EMIT_PP_TXCTLALL_5);
      rmesa->hw.tex[5].cmd[TEX_CMD_1_NEWDRM] = cmdpkt(R200_EMIT_PP_TXOFFSET_5);
   } else {
      rmesa->hw.tex[0].cmd[TEX_CMD_0] = cmdpkt(R200_EMIT_PP_TXFILTER_0);
      rmesa->hw.tex[0].cmd[TEX_CMD_1_OLDDRM] = cmdpkt(R200_EMIT_PP_TXOFFSET_0);
      rmesa->hw.tex[1].cmd[TEX_CMD_0] = cmdpkt(R200_EMIT_PP_TXFILTER_1);
      rmesa->hw.tex[1].cmd[TEX_CMD_1_OLDDRM] = cmdpkt(R200_EMIT_PP_TXOFFSET_1);
      rmesa->hw.tex[2].cmd[TEX_CMD_0] = cmdpkt(R200_EMIT_PP_TXFILTER_2);
      rmesa->hw.tex[2].cmd[TEX_CMD_1_OLDDRM] = cmdpkt(R200_EMIT_PP_TXOFFSET_2);
      rmesa->hw.tex[3].cmd[TEX_CMD_0] = cmdpkt(R200_EMIT_PP_TXFILTER_3);
      rmesa->hw.tex[3].cmd[TEX_CMD_1_OLDDRM] = cmdpkt(R200_EMIT_PP_TXOFFSET_3);
      rmesa->hw.tex[4].cmd[TEX_CMD_0] = cmdpkt(R200_EMIT_PP_TXFILTER_4);
      rmesa->hw.tex[4].cmd[TEX_CMD_1_OLDDRM] = cmdpkt(R200_EMIT_PP_TXOFFSET_4);
      rmesa->hw.tex[5].cmd[TEX_CMD_0] = cmdpkt(R200_EMIT_PP_TXFILTER_5);
      rmesa->hw.tex[5].cmd[TEX_CMD_1_OLDDRM] = cmdpkt(R200_EMIT_PP_TXOFFSET_5);
   }
   rmesa->hw.afs[0].cmd[AFS_CMD_0] = cmdpkt(R200_EMIT_PP_AFS_0);
   rmesa->hw.afs[1].cmd[AFS_CMD_0] = cmdpkt(R200_EMIT_PP_AFS_1);
   rmesa->hw.cube[0].cmd[CUBE_CMD_0] = cmdpkt(R200_EMIT_PP_CUBIC_FACES_0);
   rmesa->hw.cube[0].cmd[CUBE_CMD_1] = cmdpkt(R200_EMIT_PP_CUBIC_OFFSETS_0);
   rmesa->hw.cube[1].cmd[CUBE_CMD_0] = cmdpkt(R200_EMIT_PP_CUBIC_FACES_1);
   rmesa->hw.cube[1].cmd[CUBE_CMD_1] = cmdpkt(R200_EMIT_PP_CUBIC_OFFSETS_1);
   rmesa->hw.cube[2].cmd[CUBE_CMD_0] = cmdpkt(R200_EMIT_PP_CUBIC_FACES_2);
   rmesa->hw.cube[2].cmd[CUBE_CMD_1] = cmdpkt(R200_EMIT_PP_CUBIC_OFFSETS_2);
   rmesa->hw.cube[3].cmd[CUBE_CMD_0] = cmdpkt(R200_EMIT_PP_CUBIC_FACES_3);
   rmesa->hw.cube[3].cmd[CUBE_CMD_1] = cmdpkt(R200_EMIT_PP_CUBIC_OFFSETS_3);
   rmesa->hw.cube[4].cmd[CUBE_CMD_0] = cmdpkt(R200_EMIT_PP_CUBIC_FACES_4);
   rmesa->hw.cube[4].cmd[CUBE_CMD_1] = cmdpkt(R200_EMIT_PP_CUBIC_OFFSETS_4);
   rmesa->hw.cube[5].cmd[CUBE_CMD_0] = cmdpkt(R200_EMIT_PP_CUBIC_FACES_5);
   rmesa->hw.cube[5].cmd[CUBE_CMD_1] = cmdpkt(R200_EMIT_PP_CUBIC_OFFSETS_5);
   rmesa->hw.pix[0].cmd[PIX_CMD_0] = cmdpkt(R200_EMIT_PP_TXCBLEND_0);
   rmesa->hw.pix[1].cmd[PIX_CMD_0] = cmdpkt(R200_EMIT_PP_TXCBLEND_1);
   rmesa->hw.pix[2].cmd[PIX_CMD_0] = cmdpkt(R200_EMIT_PP_TXCBLEND_2);
   rmesa->hw.pix[3].cmd[PIX_CMD_0] = cmdpkt(R200_EMIT_PP_TXCBLEND_3);
   rmesa->hw.pix[4].cmd[PIX_CMD_0] = cmdpkt(R200_EMIT_PP_TXCBLEND_4);
   rmesa->hw.pix[5].cmd[PIX_CMD_0] = cmdpkt(R200_EMIT_PP_TXCBLEND_5);
   rmesa->hw.zbs.cmd[ZBS_CMD_0] = cmdpkt(RADEON_EMIT_SE_ZBIAS_FACTOR);
   rmesa->hw.tcl.cmd[TCL_CMD_0] = cmdpkt(R200_EMIT_TCL_LIGHT_MODEL_CTL_0);
   rmesa->hw.tcl.cmd[TCL_CMD_1] = cmdpkt(R200_EMIT_TCL_UCP_VERT_BLEND_CTL);
   rmesa->hw.tcg.cmd[TCG_CMD_0] = cmdpkt(R200_EMIT_TEX_PROC_CTL_2);
   rmesa->hw.msl.cmd[MSL_CMD_0] = cmdpkt(R200_EMIT_MATRIX_SELECT_0);
   rmesa->hw.vap.cmd[VAP_CMD_0] = cmdpkt(R200_EMIT_VAP_CTL);
   rmesa->hw.vtx.cmd[VTX_CMD_0] = cmdpkt(R200_EMIT_VTX_FMT_0);
   rmesa->hw.vtx.cmd[VTX_CMD_1] = cmdpkt(R200_EMIT_OUTPUT_VTX_COMP_SEL);
   rmesa->hw.vtx.cmd[VTX_CMD_2] = cmdpkt(R200_EMIT_SE_VTX_STATE_CNTL);
   rmesa->hw.vte.cmd[VTE_CMD_0] = cmdpkt(R200_EMIT_VTE_CNTL);
   rmesa->hw.prf.cmd[PRF_CMD_0] = cmdpkt(R200_EMIT_PP_TRI_PERF_CNTL);
   rmesa->hw.spr.cmd[SPR_CMD_0] = cmdpkt(R200_EMIT_TCL_POINT_SPRITE_CNTL);
   rmesa->hw.mtl[0].cmd[MTL_CMD_0] = 
      cmdvec( R200_VS_MAT_0_EMISS, 1, 16 );
   rmesa->hw.mtl[0].cmd[MTL_CMD_1] = 
      cmdscl2( R200_SS_MAT_0_SHININESS, 1, 1 );
   rmesa->hw.mtl[1].cmd[MTL_CMD_0] =
      cmdvec( R200_VS_MAT_1_EMISS, 1, 16 );
   rmesa->hw.mtl[1].cmd[MTL_CMD_1] =
      cmdscl2( R200_SS_MAT_1_SHININESS, 1, 1 );

   rmesa->hw.grd.cmd[GRD_CMD_0] = 
      cmdscl( R200_SS_VERT_GUARD_CLIP_ADJ_ADDR, 1, 4 );
   rmesa->hw.fog.cmd[FOG_CMD_0] = 
      cmdvec( R200_VS_FOG_PARAM_ADDR, 1, 4 );
   rmesa->hw.glt.cmd[GLT_CMD_0] = 
      cmdvec( R200_VS_GLOBAL_AMBIENT_ADDR, 1, 4 );
   rmesa->hw.eye.cmd[EYE_CMD_0] = 
      cmdvec( R200_VS_EYE_VECTOR_ADDR, 1, 4 );

   rmesa->hw.mat[R200_MTX_MV].cmd[MAT_CMD_0] = 
      cmdvec( R200_VS_MATRIX_0_MV, 1, 16);
   rmesa->hw.mat[R200_MTX_IMV].cmd[MAT_CMD_0] = 
      cmdvec( R200_VS_MATRIX_1_INV_MV, 1, 16);
   rmesa->hw.mat[R200_MTX_MVP].cmd[MAT_CMD_0] = 
      cmdvec( R200_VS_MATRIX_2_MVP, 1, 16);
   rmesa->hw.mat[R200_MTX_TEX0].cmd[MAT_CMD_0] = 
      cmdvec( R200_VS_MATRIX_3_TEX0, 1, 16);
   rmesa->hw.mat[R200_MTX_TEX1].cmd[MAT_CMD_0] = 
      cmdvec( R200_VS_MATRIX_4_TEX1, 1, 16);
   rmesa->hw.mat[R200_MTX_TEX2].cmd[MAT_CMD_0] = 
      cmdvec( R200_VS_MATRIX_5_TEX2, 1, 16);
   rmesa->hw.mat[R200_MTX_TEX3].cmd[MAT_CMD_0] = 
      cmdvec( R200_VS_MATRIX_6_TEX3, 1, 16);
   rmesa->hw.mat[R200_MTX_TEX4].cmd[MAT_CMD_0] = 
      cmdvec( R200_VS_MATRIX_7_TEX4, 1, 16);
   rmesa->hw.mat[R200_MTX_TEX5].cmd[MAT_CMD_0] = 
      cmdvec( R200_VS_MATRIX_8_TEX5, 1, 16);

   for (i = 0 ; i < 8; i++) {
      rmesa->hw.lit[i].cmd[LIT_CMD_0] = 
	 cmdvec( R200_VS_LIGHT_AMBIENT_ADDR + i, 8, 24 );
      rmesa->hw.lit[i].cmd[LIT_CMD_1] = 
	 cmdscl( R200_SS_LIGHT_DCD_ADDR + i, 8, 7 );
   }

   for (i = 0 ; i < 6; i++) {
      rmesa->hw.ucp[i].cmd[UCP_CMD_0] = 
	 cmdvec( R200_VS_UCP_ADDR + i, 1, 4 );
   }

   /* Initial Harware state:
    */
   rmesa->hw.ctx.cmd[CTX_PP_MISC] = (R200_ALPHA_TEST_PASS
				     /* | R200_RIGHT_HAND_CUBE_OGL*/);

   rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] = (R200_FOG_VERTEX |
					  R200_FOG_USE_SPEC_ALPHA);

   rmesa->hw.ctx.cmd[CTX_RE_SOLID_COLOR] = 0x00000000;

   rmesa->hw.ctx.cmd[CTX_RB3D_BLENDCNTL] = (R200_COMB_FCN_ADD_CLAMP |
				(R200_BLEND_GL_ONE << R200_SRC_BLEND_SHIFT) |
				(R200_BLEND_GL_ZERO << R200_DST_BLEND_SHIFT));

   if (rmesa->r200Screen->drmSupportsBlendColor) {
      rmesa->hw.ctx.cmd[CTX_RB3D_BLENDCOLOR] = 0x00000000;
      rmesa->hw.ctx.cmd[CTX_RB3D_ABLENDCNTL] = (R200_COMB_FCN_ADD_CLAMP |
				(R200_BLEND_GL_ONE << R200_SRC_BLEND_SHIFT) |
				(R200_BLEND_GL_ZERO << R200_DST_BLEND_SHIFT));
      rmesa->hw.ctx.cmd[CTX_RB3D_CBLENDCNTL] = (R200_COMB_FCN_ADD_CLAMP |
				(R200_BLEND_GL_ONE << R200_SRC_BLEND_SHIFT) |
				(R200_BLEND_GL_ZERO << R200_DST_BLEND_SHIFT));
   }

   rmesa->hw.ctx.cmd[CTX_RB3D_DEPTHOFFSET] =
      rmesa->r200Screen->depthOffset + rmesa->r200Screen->fbLocation;

   rmesa->hw.ctx.cmd[CTX_RB3D_DEPTHPITCH] = 
      ((rmesa->r200Screen->depthPitch &
	R200_DEPTHPITCH_MASK) |
       R200_DEPTH_ENDIAN_NO_SWAP);
   
   if (rmesa->using_hyperz)
      rmesa->hw.ctx.cmd[CTX_RB3D_DEPTHPITCH] |= R200_DEPTH_HYPERZ;

   rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] = (depth_fmt |
					       R200_Z_TEST_LESS |
					       R200_STENCIL_TEST_ALWAYS |
					       R200_STENCIL_FAIL_KEEP |
					       R200_STENCIL_ZPASS_KEEP |
					       R200_STENCIL_ZFAIL_KEEP |
					       R200_Z_WRITE_ENABLE);

   if (rmesa->using_hyperz) {
      rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= R200_Z_COMPRESSION_ENABLE |
						  R200_Z_DECOMPRESSION_ENABLE;
/*      if (rmesa->r200Screen->chip_family == CHIP_FAMILY_R200)
	 rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_HIERARCHY_ENABLE;*/
   }

   rmesa->hw.ctx.cmd[CTX_PP_CNTL] = (R200_ANTI_ALIAS_NONE 
 				     | R200_TEX_BLEND_0_ENABLE);

   rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] = color_fmt;
   switch ( driQueryOptioni( &rmesa->optionCache, "dither_mode" ) ) {
   case DRI_CONF_DITHER_XERRORDIFFRESET:
      rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= R200_DITHER_INIT;
      break;
   case DRI_CONF_DITHER_ORDERED:
      rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= R200_SCALE_DITHER_ENABLE;
      break;
   }
   if ( driQueryOptioni( &rmesa->optionCache, "round_mode" ) ==
	DRI_CONF_ROUND_ROUND )
      rmesa->state.color.roundEnable = R200_ROUND_ENABLE;
   else
      rmesa->state.color.roundEnable = 0;
   if ( driQueryOptioni (&rmesa->optionCache, "color_reduction" ) ==
	DRI_CONF_COLOR_REDUCTION_DITHER )
      rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= R200_DITHER_ENABLE;
   else
      rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= rmesa->state.color.roundEnable;

#if 000
   rmesa->hw.ctx.cmd[CTX_RB3D_COLOROFFSET] = ((rmesa->state.color.drawOffset +
					       rmesa->r200Screen->fbLocation)
					      & R200_COLOROFFSET_MASK);

   rmesa->hw.ctx.cmd[CTX_RB3D_COLORPITCH] = ((rmesa->state.color.drawPitch &
					      R200_COLORPITCH_MASK) |
					     R200_COLOR_ENDIAN_NO_SWAP);
#else
   rmesa->hw.ctx.cmd[CTX_RB3D_COLOROFFSET] = ((drawOffset +
					       rmesa->r200Screen->fbLocation)
					      & R200_COLOROFFSET_MASK);

   rmesa->hw.ctx.cmd[CTX_RB3D_COLORPITCH] = ((drawPitch &
					      R200_COLORPITCH_MASK) |
					     R200_COLOR_ENDIAN_NO_SWAP);
#endif
   /* (fixed size) sarea is initialized to zero afaics so can omit version check. Phew! */
   if (rmesa->sarea->tiling_enabled) {
      rmesa->hw.ctx.cmd[CTX_RB3D_COLORPITCH] |= R200_COLOR_TILE_ENABLE;
   }

   rmesa->hw.prf.cmd[PRF_PP_TRI_PERF] = R200_TRI_CUTOFF_MASK - R200_TRI_CUTOFF_MASK * 
			driQueryOptionf (&rmesa->optionCache,"texture_blend_quality");
   rmesa->hw.prf.cmd[PRF_PP_PERF_CNTL] = 0;