Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 1 | /* |
| 2 | Copyright (C) Intel Corp. 2006. All Rights Reserved. |
| 3 | Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to |
| 4 | develop this 3D driver. |
| 5 | |
| 6 | Permission is hereby granted, free of charge, to any person obtaining |
| 7 | a 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, sublicense, 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 |
| 16 | portions of the Software. |
| 17 | |
| 18 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 19 | EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 20 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| 21 | IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE |
| 22 | LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| 23 | OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| 24 | WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 25 | |
| 26 | **********************************************************************/ |
| 27 | /* |
| 28 | * Authors: |
| 29 | * Keith Whitwell <keith@tungstengraphics.com> |
| 30 | */ |
| 31 | |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 32 | #include "brw_context.h" |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 33 | #include "brw_wm.h" |
| 34 | #include "brw_state.h" |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 35 | |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 36 | |
Brian Paul | 32e03c4 | 2008-12-31 17:16:44 -0700 | [diff] [blame] | 37 | /** Return number of src args for given instruction */ |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 38 | GLuint brw_wm_nr_args( GLuint opcode ) |
| 39 | { |
| 40 | switch (opcode) { |
Eric Anholt | 699db6d | 2009-03-23 16:29:31 -0700 | [diff] [blame] | 41 | case WM_FRONTFACING: |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 42 | case WM_PIXELXY: |
Eric Anholt | 08687c8 | 2009-08-12 12:54:43 -0700 | [diff] [blame] | 43 | return 0; |
Eric Anholt | 046e88f | 2009-01-08 19:00:10 -0800 | [diff] [blame] | 44 | case WM_CINTERP: |
| 45 | case WM_WPOSXY: |
Eric Anholt | 08687c8 | 2009-08-12 12:54:43 -0700 | [diff] [blame] | 46 | case WM_DELTAXY: |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 47 | return 1; |
Eric Anholt | 046e88f | 2009-01-08 19:00:10 -0800 | [diff] [blame] | 48 | case WM_LINTERP: |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 49 | case WM_PIXELW: |
| 50 | return 2; |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 51 | case WM_FB_WRITE: |
Eric Anholt | 046e88f | 2009-01-08 19:00:10 -0800 | [diff] [blame] | 52 | case WM_PINTERP: |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 53 | return 3; |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 54 | default: |
Eric Anholt | 046e88f | 2009-01-08 19:00:10 -0800 | [diff] [blame] | 55 | assert(opcode < MAX_OPCODE); |
| 56 | return _mesa_num_inst_src_regs(opcode); |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 57 | } |
| 58 | } |
| 59 | |
| 60 | |
| 61 | GLuint brw_wm_is_scalar_result( GLuint opcode ) |
| 62 | { |
| 63 | switch (opcode) { |
| 64 | case OPCODE_COS: |
| 65 | case OPCODE_EX2: |
| 66 | case OPCODE_LG2: |
| 67 | case OPCODE_POW: |
| 68 | case OPCODE_RCP: |
| 69 | case OPCODE_RSQ: |
| 70 | case OPCODE_SIN: |
| 71 | case OPCODE_DP3: |
| 72 | case OPCODE_DP4: |
| 73 | case OPCODE_DPH: |
| 74 | case OPCODE_DST: |
| 75 | return 1; |
| 76 | |
| 77 | default: |
| 78 | return 0; |
| 79 | } |
| 80 | } |
| 81 | |
| 82 | |
Brian Paul | 2f78d4a | 2009-02-12 15:35:41 -0700 | [diff] [blame] | 83 | /** |
| 84 | * Do GPU code generation for non-GLSL shader. non-GLSL shaders have |
| 85 | * no flow control instructions so we can more readily do SSA-style |
| 86 | * optimizations. |
| 87 | */ |
| 88 | static void |
| 89 | brw_wm_non_glsl_emit(struct brw_context *brw, struct brw_wm_compile *c) |
| 90 | { |
| 91 | /* Augment fragment program. Add instructions for pre- and |
| 92 | * post-fragment-program tasks such as interpolation and fogging. |
| 93 | */ |
| 94 | brw_wm_pass_fp(c); |
| 95 | |
| 96 | /* Translate to intermediate representation. Build register usage |
| 97 | * chains. |
| 98 | */ |
| 99 | brw_wm_pass0(c); |
| 100 | |
| 101 | /* Dead code removal. |
| 102 | */ |
| 103 | brw_wm_pass1(c); |
| 104 | |
| 105 | /* Register allocation. |
Brian Paul | 5f1ce6b | 2009-03-31 10:53:56 -0600 | [diff] [blame] | 106 | * Divide by two because we operate on 16 pixels at a time and require |
| 107 | * two GRF entries for each logical shader register. |
Brian Paul | 2f78d4a | 2009-02-12 15:35:41 -0700 | [diff] [blame] | 108 | */ |
| 109 | c->grf_limit = BRW_WM_MAX_GRF / 2; |
| 110 | |
| 111 | brw_wm_pass2(c); |
| 112 | |
Brian Paul | 5f1ce6b | 2009-03-31 10:53:56 -0600 | [diff] [blame] | 113 | /* how many general-purpose registers are used */ |
Brian Paul | 2f78d4a | 2009-02-12 15:35:41 -0700 | [diff] [blame] | 114 | c->prog_data.total_grf = c->max_wm_grf; |
Brian Paul | 5f1ce6b | 2009-03-31 10:53:56 -0600 | [diff] [blame] | 115 | |
| 116 | /* Scratch space is used for register spilling */ |
Brian Paul | 2f78d4a | 2009-02-12 15:35:41 -0700 | [diff] [blame] | 117 | if (c->last_scratch) { |
| 118 | c->prog_data.total_scratch = c->last_scratch + 0x40; |
| 119 | } |
| 120 | else { |
| 121 | c->prog_data.total_scratch = 0; |
| 122 | } |
| 123 | |
| 124 | /* Emit GEN4 code. |
| 125 | */ |
| 126 | brw_wm_emit(c); |
| 127 | } |
| 128 | |
| 129 | |
| 130 | /** |
| 131 | * All Mesa program -> GPU code generation goes through this function. |
| 132 | * Depending on the instructions used (i.e. flow control instructions) |
| 133 | * we'll use one of two code generators. |
| 134 | */ |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 135 | static void do_wm_prog( struct brw_context *brw, |
| 136 | struct brw_fragment_program *fp, |
| 137 | struct brw_wm_prog_key *key) |
| 138 | { |
Eric Anholt | d7b24fe | 2006-12-09 22:35:07 -0800 | [diff] [blame] | 139 | struct brw_wm_compile *c; |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 140 | const GLuint *program; |
| 141 | GLuint program_size; |
| 142 | |
Eric Anholt | d7b24fe | 2006-12-09 22:35:07 -0800 | [diff] [blame] | 143 | c = brw->wm.compile_data; |
| 144 | if (c == NULL) { |
Brian Paul | 14dc493 | 2009-02-12 14:47:56 -0700 | [diff] [blame] | 145 | brw->wm.compile_data = calloc(1, sizeof(*brw->wm.compile_data)); |
| 146 | c = brw->wm.compile_data; |
Robert Ellison | 44a4abf | 2009-05-08 14:40:38 -0600 | [diff] [blame] | 147 | if (c == NULL) { |
| 148 | /* Ouch - big out of memory problem. Can't continue |
| 149 | * without triggering a segfault, no way to signal, |
| 150 | * so just return. |
| 151 | */ |
| 152 | return; |
| 153 | } |
Eric Anholt | c541383 | 2009-11-10 15:51:29 -0800 | [diff] [blame] | 154 | c->instruction = _mesa_calloc(BRW_WM_MAX_INSN * sizeof(*c->instruction)); |
| 155 | c->prog_instructions = _mesa_calloc(BRW_WM_MAX_INSN * |
| 156 | sizeof(*c->prog_instructions)); |
| 157 | c->vreg = _mesa_calloc(BRW_WM_MAX_VREG * sizeof(*c->vreg)); |
| 158 | c->refs = _mesa_calloc(BRW_WM_MAX_REF * sizeof(*c->refs)); |
Eric Anholt | d7b24fe | 2006-12-09 22:35:07 -0800 | [diff] [blame] | 159 | } else { |
Eric Anholt | c541383 | 2009-11-10 15:51:29 -0800 | [diff] [blame] | 160 | void *instruction = c->instruction; |
| 161 | void *prog_instructions = c->prog_instructions; |
| 162 | void *vreg = c->vreg; |
| 163 | void *refs = c->refs; |
Brian Paul | 14dc493 | 2009-02-12 14:47:56 -0700 | [diff] [blame] | 164 | memset(c, 0, sizeof(*brw->wm.compile_data)); |
Eric Anholt | c541383 | 2009-11-10 15:51:29 -0800 | [diff] [blame] | 165 | c->instruction = instruction; |
| 166 | c->prog_instructions = prog_instructions; |
| 167 | c->vreg = vreg; |
| 168 | c->refs = refs; |
Eric Anholt | d7b24fe | 2006-12-09 22:35:07 -0800 | [diff] [blame] | 169 | } |
| 170 | memcpy(&c->key, key, sizeof(*key)); |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 171 | |
Eric Anholt | d7b24fe | 2006-12-09 22:35:07 -0800 | [diff] [blame] | 172 | c->fp = fp; |
| 173 | c->env_param = brw->intel.ctx.FragmentProgram.Parameters; |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 174 | |
Brian Paul | 14dc493 | 2009-02-12 14:47:56 -0700 | [diff] [blame] | 175 | brw_init_compile(brw, &c->func); |
| 176 | |
Brian Paul | 5cbd117 | 2009-03-06 16:04:53 -0700 | [diff] [blame] | 177 | /* temporary sanity check assertion */ |
| 178 | ASSERT(fp->isGLSL == brw_wm_is_glsl(&c->fp->program)); |
| 179 | |
Brian Paul | 2f78d4a | 2009-02-12 15:35:41 -0700 | [diff] [blame] | 180 | /* |
| 181 | * Shader which use GLSL features such as flow control are handled |
| 182 | * differently from "simple" shaders. |
| 183 | */ |
Brian Paul | 5cbd117 | 2009-03-06 16:04:53 -0700 | [diff] [blame] | 184 | if (fp->isGLSL) { |
Eric Anholt | 0eb819a | 2009-08-11 16:02:54 -0700 | [diff] [blame] | 185 | c->dispatch_width = 8; |
Brian Paul | 14dc493 | 2009-02-12 14:47:56 -0700 | [diff] [blame] | 186 | brw_wm_glsl_emit(brw, c); |
| 187 | } |
| 188 | else { |
Eric Anholt | 0eb819a | 2009-08-11 16:02:54 -0700 | [diff] [blame] | 189 | c->dispatch_width = 16; |
Brian Paul | 2f78d4a | 2009-02-12 15:35:41 -0700 | [diff] [blame] | 190 | brw_wm_non_glsl_emit(brw, c); |
Eric Anholt | d7b24fe | 2006-12-09 22:35:07 -0800 | [diff] [blame] | 191 | } |
Brian Paul | 2f78d4a | 2009-02-12 15:35:41 -0700 | [diff] [blame] | 192 | |
Eric Anholt | fc3971d | 2009-01-08 19:15:04 -0800 | [diff] [blame] | 193 | if (INTEL_DEBUG & DEBUG_WM) |
| 194 | fprintf(stderr, "\n"); |
| 195 | |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 196 | /* get the program |
| 197 | */ |
Eric Anholt | d7b24fe | 2006-12-09 22:35:07 -0800 | [diff] [blame] | 198 | program = brw_get_program(&c->func, &program_size); |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 199 | |
Eric Anholt | 38bad76 | 2007-12-14 11:02:48 -0800 | [diff] [blame] | 200 | dri_bo_unreference(brw->wm.prog_bo); |
Eric Anholt | 62a96f7 | 2010-01-18 13:27:47 -0800 | [diff] [blame] | 201 | brw->wm.prog_bo = brw_upload_cache_with_auxdata(&brw->cache, BRW_WM_PROG, |
| 202 | &c->key, sizeof(c->key), |
| 203 | NULL, 0, |
| 204 | program, program_size, |
| 205 | &c->prog_data, |
| 206 | sizeof(c->prog_data), |
| 207 | &brw->wm.prog_data); |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 208 | } |
| 209 | |
| 210 | |
| 211 | |
| 212 | static void brw_wm_populate_key( struct brw_context *brw, |
| 213 | struct brw_wm_prog_key *key ) |
| 214 | { |
Eric Anholt | 052c1d6 | 2009-01-30 14:32:23 -0800 | [diff] [blame] | 215 | GLcontext *ctx = &brw->intel.ctx; |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 216 | /* BRW_NEW_FRAGMENT_PROGRAM */ |
Brian Paul | 55d33e1 | 2009-02-20 10:49:30 -0700 | [diff] [blame] | 217 | const struct brw_fragment_program *fp = |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 218 | (struct brw_fragment_program *)brw->fragment_program; |
Eric Anholt | f449164 | 2009-08-05 20:12:15 -0700 | [diff] [blame] | 219 | GLboolean uses_depth = (fp->program.Base.InputsRead & (1 << FRAG_ATTRIB_WPOS)) != 0; |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 220 | GLuint lookup = 0; |
| 221 | GLuint line_aa; |
| 222 | GLuint i; |
| 223 | |
| 224 | memset(key, 0, sizeof(*key)); |
| 225 | |
| 226 | /* Build the index for table lookup |
| 227 | */ |
| 228 | /* _NEW_COLOR */ |
| 229 | if (fp->program.UsesKill || |
Eric Anholt | 052c1d6 | 2009-01-30 14:32:23 -0800 | [diff] [blame] | 230 | ctx->Color.AlphaEnabled) |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 231 | lookup |= IZ_PS_KILL_ALPHATEST_BIT; |
| 232 | |
Ian Romanick | 5606dfb | 2009-11-17 16:10:24 -0800 | [diff] [blame] | 233 | if (fp->program.Base.OutputsWritten & BITFIELD64_BIT(FRAG_RESULT_DEPTH)) |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 234 | lookup |= IZ_PS_COMPUTES_DEPTH_BIT; |
| 235 | |
| 236 | /* _NEW_DEPTH */ |
Eric Anholt | 052c1d6 | 2009-01-30 14:32:23 -0800 | [diff] [blame] | 237 | if (ctx->Depth.Test) |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 238 | lookup |= IZ_DEPTH_TEST_ENABLE_BIT; |
| 239 | |
Eric Anholt | 052c1d6 | 2009-01-30 14:32:23 -0800 | [diff] [blame] | 240 | if (ctx->Depth.Test && |
| 241 | ctx->Depth.Mask) /* ?? */ |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 242 | lookup |= IZ_DEPTH_WRITE_ENABLE_BIT; |
| 243 | |
| 244 | /* _NEW_STENCIL */ |
Brian Paul | 91e61f4 | 2009-03-02 11:47:52 -0700 | [diff] [blame] | 245 | if (ctx->Stencil._Enabled) { |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 246 | lookup |= IZ_STENCIL_TEST_ENABLE_BIT; |
| 247 | |
Eric Anholt | 052c1d6 | 2009-01-30 14:32:23 -0800 | [diff] [blame] | 248 | if (ctx->Stencil.WriteMask[0] || |
| 249 | ctx->Stencil.WriteMask[ctx->Stencil._BackFace]) |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 250 | lookup |= IZ_STENCIL_WRITE_ENABLE_BIT; |
| 251 | } |
| 252 | |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 253 | line_aa = AA_NEVER; |
| 254 | |
| 255 | /* _NEW_LINE, _NEW_POLYGON, BRW_NEW_REDUCED_PRIMITIVE */ |
Eric Anholt | 052c1d6 | 2009-01-30 14:32:23 -0800 | [diff] [blame] | 256 | if (ctx->Line.SmoothFlag) { |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 257 | if (brw->intel.reduced_primitive == GL_LINES) { |
| 258 | line_aa = AA_ALWAYS; |
| 259 | } |
| 260 | else if (brw->intel.reduced_primitive == GL_TRIANGLES) { |
Eric Anholt | 052c1d6 | 2009-01-30 14:32:23 -0800 | [diff] [blame] | 261 | if (ctx->Polygon.FrontMode == GL_LINE) { |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 262 | line_aa = AA_SOMETIMES; |
| 263 | |
Eric Anholt | 052c1d6 | 2009-01-30 14:32:23 -0800 | [diff] [blame] | 264 | if (ctx->Polygon.BackMode == GL_LINE || |
| 265 | (ctx->Polygon.CullFlag && |
| 266 | ctx->Polygon.CullFaceMode == GL_BACK)) |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 267 | line_aa = AA_ALWAYS; |
| 268 | } |
Eric Anholt | 052c1d6 | 2009-01-30 14:32:23 -0800 | [diff] [blame] | 269 | else if (ctx->Polygon.BackMode == GL_LINE) { |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 270 | line_aa = AA_SOMETIMES; |
| 271 | |
Eric Anholt | 052c1d6 | 2009-01-30 14:32:23 -0800 | [diff] [blame] | 272 | if ((ctx->Polygon.CullFlag && |
| 273 | ctx->Polygon.CullFaceMode == GL_FRONT)) |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 274 | line_aa = AA_ALWAYS; |
| 275 | } |
| 276 | } |
| 277 | } |
| 278 | |
| 279 | brw_wm_lookup_iz(line_aa, |
| 280 | lookup, |
Eric Anholt | f449164 | 2009-08-05 20:12:15 -0700 | [diff] [blame] | 281 | uses_depth, |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 282 | key); |
| 283 | |
| 284 | |
| 285 | /* BRW_NEW_WM_INPUT_DIMENSIONS */ |
Brian Paul | 6b917d0 | 2009-06-16 18:19:45 -0600 | [diff] [blame] | 286 | key->proj_attrib_mask = brw->wm.input_size_masks[4-1]; |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 287 | |
| 288 | /* _NEW_LIGHT */ |
Eric Anholt | 052c1d6 | 2009-01-30 14:32:23 -0800 | [diff] [blame] | 289 | key->flat_shade = (ctx->Light.ShadeModel == GL_FLAT); |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 290 | |
Brian Paul | 18af7c3 | 2009-06-12 16:21:20 -0600 | [diff] [blame] | 291 | /* _NEW_HINT */ |
| 292 | key->linear_color = (ctx->Hint.PerspectiveCorrection == GL_FASTEST); |
| 293 | |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 294 | /* _NEW_TEXTURE */ |
| 295 | for (i = 0; i < BRW_MAX_TEX_UNIT; i++) { |
Eric Anholt | 052c1d6 | 2009-01-30 14:32:23 -0800 | [diff] [blame] | 296 | const struct gl_texture_unit *unit = &ctx->Texture.Unit[i]; |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 297 | |
| 298 | if (unit->_ReallyEnabled) { |
Brian Paul | 89fddf9 | 2009-01-28 11:42:42 -0700 | [diff] [blame] | 299 | const struct gl_texture_object *t = unit->_Current; |
| 300 | const struct gl_texture_image *img = t->Image[0][t->BaseLevel]; |
| 301 | if (img->InternalFormat == GL_YCBCR_MESA) { |
| 302 | key->yuvtex_mask |= 1 << i; |
Brian Paul | 1f7c914 | 2009-09-30 20:28:45 -0600 | [diff] [blame] | 303 | if (img->TexFormat == MESA_FORMAT_YCBCR) |
Brian Paul | 89fddf9 | 2009-01-28 11:42:42 -0700 | [diff] [blame] | 304 | key->yuvtex_swap_mask |= 1 << i; |
Zou Nan hai | 7676980 | 2008-03-07 15:11:28 +0800 | [diff] [blame] | 305 | } |
Brian Paul | c0d3b76 | 2009-01-28 14:50:03 -0700 | [diff] [blame] | 306 | |
| 307 | key->tex_swizzles[i] = t->_Swizzle; |
| 308 | } |
| 309 | else { |
| 310 | key->tex_swizzles[i] = SWIZZLE_NOOP; |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 311 | } |
| 312 | } |
Eric Anholt | 9c8f27b | 2008-02-28 13:18:12 -0800 | [diff] [blame] | 313 | |
Xiang, Haihao | b17b110 | 2008-08-20 15:54:41 +0800 | [diff] [blame] | 314 | /* Shadow */ |
| 315 | key->shadowtex_mask = fp->program.Base.ShadowSamplers; |
| 316 | |
Eric Anholt | 9c8f27b | 2008-02-28 13:18:12 -0800 | [diff] [blame] | 317 | /* _NEW_BUFFERS */ |
| 318 | /* |
| 319 | * Include the draw buffer origin and height so that we can calculate |
| 320 | * fragment position values relative to the bottom left of the drawable, |
| 321 | * from the incoming screen origin relative position we get as part of our |
| 322 | * payload. |
| 323 | * |
Brian Paul | 861fec1 | 2009-10-29 15:29:41 -0600 | [diff] [blame] | 324 | * This is only needed for the WM_WPOSXY opcode when the fragment program |
| 325 | * uses the gl_FragCoord input. |
| 326 | * |
Eric Anholt | 9c8f27b | 2008-02-28 13:18:12 -0800 | [diff] [blame] | 327 | * We could avoid recompiling by including this as a constant referenced by |
| 328 | * our program, but if we were to do that it would also be nice to handle |
| 329 | * getting that constant updated at batchbuffer submit time (when we |
| 330 | * hold the lock and know where the buffer really is) rather than at emit |
| 331 | * time when we don't hold the lock and are just guessing. We could also |
| 332 | * just avoid using this as key data if the program doesn't use |
| 333 | * fragment.position. |
| 334 | * |
Brian Paul | 861fec1 | 2009-10-29 15:29:41 -0600 | [diff] [blame] | 335 | * For DRI2 the origin_x/y will always be (0,0) but we still need the |
| 336 | * drawable height in order to invert the Y axis. |
Eric Anholt | 9c8f27b | 2008-02-28 13:18:12 -0800 | [diff] [blame] | 337 | */ |
Brian Paul | 861fec1 | 2009-10-29 15:29:41 -0600 | [diff] [blame] | 338 | if (fp->program.Base.InputsRead & FRAG_BIT_WPOS) { |
Eric Anholt | f62c2a0 | 2010-01-26 13:08:42 -0800 | [diff] [blame^] | 339 | key->drawable_height = ctx->DrawBuffer->Height; |
Eric Anholt | 9c8f27b | 2008-02-28 13:18:12 -0800 | [diff] [blame] | 340 | } |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 341 | |
Brian Paul | 9ef33b8 | 2009-10-29 14:53:53 -0600 | [diff] [blame] | 342 | key->nr_color_regions = brw->state.nr_color_regions; |
| 343 | |
Eric Anholt | 0f5113d | 2009-05-14 09:49:45 -0700 | [diff] [blame] | 344 | /* CACHE_NEW_VS_PROG */ |
Ian Romanick | 5606dfb | 2009-11-17 16:10:24 -0800 | [diff] [blame] | 345 | key->vp_outputs_written = brw->vs.prog_data->outputs_written; |
Eric Anholt | 0f5113d | 2009-05-14 09:49:45 -0700 | [diff] [blame] | 346 | |
Brian Paul | 55d33e1 | 2009-02-20 10:49:30 -0700 | [diff] [blame] | 347 | /* The unique fragment program ID */ |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 348 | key->program_string_id = fp->id; |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 349 | } |
| 350 | |
| 351 | |
Dave Airlie | f75843a | 2008-08-24 17:59:10 +1000 | [diff] [blame] | 352 | static void brw_prepare_wm_prog(struct brw_context *brw) |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 353 | { |
| 354 | struct brw_wm_prog_key key; |
| 355 | struct brw_fragment_program *fp = (struct brw_fragment_program *) |
| 356 | brw->fragment_program; |
Eric Anholt | 125bd4c | 2007-12-05 16:57:27 -0800 | [diff] [blame] | 357 | |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 358 | brw_wm_populate_key(brw, &key); |
| 359 | |
| 360 | /* Make an early check for the key. |
| 361 | */ |
Eric Anholt | 38bad76 | 2007-12-14 11:02:48 -0800 | [diff] [blame] | 362 | dri_bo_unreference(brw->wm.prog_bo); |
| 363 | brw->wm.prog_bo = brw_search_cache(&brw->cache, BRW_WM_PROG, |
| 364 | &key, sizeof(key), |
| 365 | NULL, 0, |
| 366 | &brw->wm.prog_data); |
| 367 | if (brw->wm.prog_bo == NULL) |
| 368 | do_wm_prog(brw, fp, &key); |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 369 | } |
| 370 | |
| 371 | |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 372 | const struct brw_tracked_state brw_wm_prog = { |
| 373 | .dirty = { |
| 374 | .mesa = (_NEW_COLOR | |
| 375 | _NEW_DEPTH | |
Brian Paul | 18af7c3 | 2009-06-12 16:21:20 -0600 | [diff] [blame] | 376 | _NEW_HINT | |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 377 | _NEW_STENCIL | |
| 378 | _NEW_POLYGON | |
| 379 | _NEW_LINE | |
| 380 | _NEW_LIGHT | |
Eric Anholt | 9c8f27b | 2008-02-28 13:18:12 -0800 | [diff] [blame] | 381 | _NEW_BUFFERS | |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 382 | _NEW_TEXTURE), |
| 383 | .brw = (BRW_NEW_FRAGMENT_PROGRAM | |
| 384 | BRW_NEW_WM_INPUT_DIMENSIONS | |
| 385 | BRW_NEW_REDUCED_PRIMITIVE), |
Eric Anholt | 0f5113d | 2009-05-14 09:49:45 -0700 | [diff] [blame] | 386 | .cache = CACHE_NEW_VS_PROG, |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 387 | }, |
Dave Airlie | 008653a | 2008-04-17 17:17:23 +1000 | [diff] [blame] | 388 | .prepare = brw_prepare_wm_prog |
Eric Anholt | 9f344b3 | 2006-08-09 19:14:05 +0000 | [diff] [blame] | 389 | }; |
| 390 | |