i830_3d.c revision fa225cbc
1/************************************************************************** 2 * 3 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28#ifdef HAVE_CONFIG_H 29#include "config.h" 30#endif 31 32#include "xf86.h" 33#include "i830.h" 34 35#include "i830_reg.h" 36 37void I830EmitInvarientState( ScrnInfoPtr pScrn ) 38{ 39 I830Ptr pI830 = I830PTR(pScrn); 40 41 BEGIN_BATCH(58); 42 43 OUT_BATCH(_3DSTATE_MAP_CUBE | MAP_UNIT(0)); 44 OUT_BATCH(_3DSTATE_MAP_CUBE | MAP_UNIT(1)); 45 OUT_BATCH(_3DSTATE_MAP_CUBE | MAP_UNIT(2)); 46 OUT_BATCH(_3DSTATE_MAP_CUBE | MAP_UNIT(3)); 47 48 OUT_BATCH(_3DSTATE_DFLT_DIFFUSE_CMD); 49 OUT_BATCH(0); 50 51 OUT_BATCH(_3DSTATE_DFLT_SPEC_CMD); 52 OUT_BATCH(0); 53 54 OUT_BATCH(_3DSTATE_DFLT_Z_CMD); 55 OUT_BATCH(0); 56 57 OUT_BATCH(_3DSTATE_FOG_MODE_CMD); 58 OUT_BATCH(FOGFUNC_ENABLE | 59 FOG_LINEAR_CONST | 60 FOGSRC_INDEX_Z | 61 ENABLE_FOG_DENSITY); 62 OUT_BATCH(0); 63 OUT_BATCH(0); 64 65 OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD | 66 MAP_UNIT(0) | 67 DISABLE_TEX_STREAM_BUMP | 68 ENABLE_TEX_STREAM_COORD_SET | 69 TEX_STREAM_COORD_SET(0) | 70 ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(0)); 71 OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD | 72 MAP_UNIT(1) | 73 DISABLE_TEX_STREAM_BUMP | 74 ENABLE_TEX_STREAM_COORD_SET | 75 TEX_STREAM_COORD_SET(1) | 76 ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(1)); 77 OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD | 78 MAP_UNIT(2) | 79 DISABLE_TEX_STREAM_BUMP | 80 ENABLE_TEX_STREAM_COORD_SET | 81 TEX_STREAM_COORD_SET(2) | 82 ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(2)); 83 OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD | 84 MAP_UNIT(3) | 85 DISABLE_TEX_STREAM_BUMP | 86 ENABLE_TEX_STREAM_COORD_SET | 87 TEX_STREAM_COORD_SET(3) | 88 ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(3)); 89 90 OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM); 91 OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(0)); 92 OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM); 93 OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(1)); 94 OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM); 95 OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(2)); 96 OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM); 97 OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(3)); 98 99 OUT_BATCH(_3DSTATE_RASTER_RULES_CMD | 100 ENABLE_POINT_RASTER_RULE | 101 OGL_POINT_RASTER_RULE | 102 ENABLE_LINE_STRIP_PROVOKE_VRTX | 103 ENABLE_TRI_FAN_PROVOKE_VRTX | 104 ENABLE_TRI_STRIP_PROVOKE_VRTX | 105 LINE_STRIP_PROVOKE_VRTX(1) | 106 TRI_FAN_PROVOKE_VRTX(2) | 107 TRI_STRIP_PROVOKE_VRTX(2)); 108 109 OUT_BATCH(_3DSTATE_SCISSOR_ENABLE_CMD | 110 DISABLE_SCISSOR_RECT); 111 112 OUT_BATCH(_3DSTATE_SCISSOR_RECT_0_CMD); 113 OUT_BATCH(0); 114 OUT_BATCH(0); 115 116 OUT_BATCH(_3DSTATE_VERTEX_TRANSFORM); 117 OUT_BATCH(DISABLE_VIEWPORT_TRANSFORM | DISABLE_PERSPECTIVE_DIVIDE); 118 119 OUT_BATCH(_3DSTATE_W_STATE_CMD); 120 OUT_BATCH(MAGIC_W_STATE_DWORD1); 121 OUT_BATCH(0x3f800000 /* 1.0 in IEEE float */ ); 122 123 OUT_BATCH(_3DSTATE_COLOR_FACTOR_CMD); 124 OUT_BATCH(0x80808080); /* .5 required in alpha for GL_DOT3_RGBA_EXT */ 125 126 OUT_BATCH(_3DSTATE_MAP_COORD_SETBIND_CMD); 127 OUT_BATCH(TEXBIND_SET3(TEXCOORDSRC_VTXSET_3) | 128 TEXBIND_SET2(TEXCOORDSRC_VTXSET_2) | 129 TEXBIND_SET1(TEXCOORDSRC_VTXSET_1) | 130 TEXBIND_SET0(TEXCOORDSRC_VTXSET_0)); 131 132 /* copy from mesa */ 133 OUT_BATCH(_3DSTATE_INDPT_ALPHA_BLEND_CMD | 134 DISABLE_INDPT_ALPHA_BLEND | 135 ENABLE_ALPHA_BLENDFUNC | 136 ABLENDFUNC_ADD); 137 138 OUT_BATCH(_3DSTATE_FOG_COLOR_CMD | 139 FOG_COLOR_RED(0) | 140 FOG_COLOR_GREEN(0) | 141 FOG_COLOR_BLUE(0)); 142 143 OUT_BATCH(_3DSTATE_CONST_BLEND_COLOR_CMD); 144 OUT_BATCH(0); 145 146 OUT_BATCH(_3DSTATE_MODES_1_CMD | 147 ENABLE_COLR_BLND_FUNC | 148 BLENDFUNC_ADD | 149 ENABLE_SRC_BLND_FACTOR | 150 SRC_BLND_FACT(BLENDFACTOR_ONE) | 151 ENABLE_DST_BLND_FACTOR | 152 DST_BLND_FACT(BLENDFACTOR_ZERO)); 153 OUT_BATCH(_3DSTATE_MODES_2_CMD | 154 ENABLE_GLOBAL_DEPTH_BIAS | 155 GLOBAL_DEPTH_BIAS(0) | 156 ENABLE_ALPHA_TEST_FUNC| 157 ALPHA_TEST_FUNC(0) | /* always */ 158 ALPHA_REF_VALUE(0)); 159 OUT_BATCH(_3DSTATE_MODES_3_CMD | 160 ENABLE_DEPTH_TEST_FUNC | 161 DEPTH_TEST_FUNC(0x2) | /* COMPAREFUNC_LESS */ 162 ENABLE_ALPHA_SHADE_MODE | 163 ALPHA_SHADE_MODE(SHADE_MODE_LINEAR) | 164 ENABLE_FOG_SHADE_MODE | 165 FOG_SHADE_MODE(SHADE_MODE_LINEAR) | 166 ENABLE_SPEC_SHADE_MODE | 167 SPEC_SHADE_MODE(SHADE_MODE_LINEAR) | 168 ENABLE_COLOR_SHADE_MODE | 169 COLOR_SHADE_MODE(SHADE_MODE_LINEAR) | 170 ENABLE_CULL_MODE | CULLMODE_NONE); 171 172 OUT_BATCH(_3DSTATE_MODES_4_CMD | 173 ENABLE_LOGIC_OP_FUNC | 174 LOGIC_OP_FUNC(LOGICOP_COPY) | 175 ENABLE_STENCIL_TEST_MASK | 176 STENCIL_TEST_MASK(0xff) | 177 ENABLE_STENCIL_WRITE_MASK | 178 STENCIL_WRITE_MASK(0xff)); 179 180 OUT_BATCH(_3DSTATE_STENCIL_TEST_CMD | 181 ENABLE_STENCIL_PARMS | 182 STENCIL_FAIL_OP(0) | /* STENCILOP_KEEP */ 183 STENCIL_PASS_DEPTH_FAIL_OP(0) | /* STENCILOP_KEEP */ 184 STENCIL_PASS_DEPTH_PASS_OP(0) | /* STENCILOP_KEEP */ 185 ENABLE_STENCIL_TEST_FUNC | 186 STENCIL_TEST_FUNC(0) | /* COMPAREFUNC_ALWAYS */ 187 ENABLE_STENCIL_REF_VALUE | 188 STENCIL_REF_VALUE(0)); 189 190 OUT_BATCH(_3DSTATE_MODES_5_CMD | 191 FLUSH_TEXTURE_CACHE | 192 ENABLE_SPRITE_POINT_TEX | 193 SPRITE_POINT_TEX_OFF | 194 ENABLE_FIXED_LINE_WIDTH | 195 FIXED_LINE_WIDTH(0x2) | /* 1.0 */ 196 ENABLE_FIXED_POINT_WIDTH | 197 FIXED_POINT_WIDTH(1)); 198 199 OUT_BATCH(_3DSTATE_ENABLES_1_CMD | 200 DISABLE_LOGIC_OP | 201 DISABLE_STENCIL_TEST | 202 DISABLE_DEPTH_BIAS | 203 DISABLE_SPEC_ADD | 204 DISABLE_FOG | 205 DISABLE_ALPHA_TEST | 206 ENABLE_COLOR_BLEND | 207 DISABLE_DEPTH_TEST); 208 OUT_BATCH(_3DSTATE_ENABLES_2_CMD | 209 DISABLE_STENCIL_WRITE | 210 ENABLE_TEX_CACHE | 211 DISABLE_DITHER | 212 ENABLE_COLOR_MASK | 213 ENABLE_COLOR_WRITE | 214 DISABLE_DEPTH_WRITE); 215 216 OUT_BATCH(_3DSTATE_STIPPLE); 217 218 /* Set default blend state */ 219 OUT_BATCH(_3DSTATE_MAP_BLEND_OP_CMD(0) | 220 TEXPIPE_COLOR | 221 ENABLE_TEXOUTPUT_WRT_SEL | 222 TEXOP_OUTPUT_CURRENT | 223 DISABLE_TEX_CNTRL_STAGE | 224 TEXOP_SCALE_1X | 225 TEXOP_MODIFY_PARMS | 226 TEXOP_LAST_STAGE | TEXBLENDOP_ARG1); 227 OUT_BATCH(_3DSTATE_MAP_BLEND_OP_CMD(0) | 228 TEXPIPE_ALPHA | 229 ENABLE_TEXOUTPUT_WRT_SEL | 230 TEXOP_OUTPUT_CURRENT | 231 TEXOP_SCALE_1X | 232 TEXOP_MODIFY_PARMS | TEXBLENDOP_ARG1); 233 OUT_BATCH(_3DSTATE_MAP_BLEND_ARG_CMD(0) | 234 TEXPIPE_COLOR | 235 TEXBLEND_ARG1 | 236 TEXBLENDARG_MODIFY_PARMS | 237 TEXBLENDARG_DIFFUSE); 238 OUT_BATCH(_3DSTATE_MAP_BLEND_ARG_CMD(0) | 239 TEXPIPE_ALPHA | 240 TEXBLEND_ARG1 | 241 TEXBLENDARG_MODIFY_PARMS | 242 TEXBLENDARG_DIFFUSE); 243 244 OUT_BATCH(_3DSTATE_AA_CMD | 245 AA_LINE_ECAAR_WIDTH_ENABLE | 246 AA_LINE_ECAAR_WIDTH_1_0 | 247 AA_LINE_REGION_WIDTH_ENABLE | 248 AA_LINE_REGION_WIDTH_1_0 | 249 AA_LINE_DISABLE); 250 251 ADVANCE_BATCH(); 252} 253