diff options
| -rw-r--r-- | src/mesa/drivers/dri/r300/compiler/radeon_program_tex.c | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_program_tex.c b/src/mesa/drivers/dri/r300/compiler/radeon_program_tex.c index 6ca18eb182e..56f3a5ceddd 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_program_tex.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_program_tex.c @@ -29,8 +29,8 @@ /* Series of transformations to be done on textures. */ -static struct rc_src_register shadow_ambient(struct r300_fragment_program_compiler *compiler, - int tmu) +static struct rc_src_register shadow_fail_value(struct r300_fragment_program_compiler *compiler, + int tmu) { struct rc_src_register reg = { 0, }; @@ -43,6 +43,20 @@ static struct rc_src_register shadow_ambient(struct r300_fragment_program_compil reg.File = RC_FILE_NONE; reg.Swizzle = RC_SWIZZLE_0000; } + + reg.Swizzle = combine_swizzles(reg.Swizzle, + compiler->state.unit[tmu].depth_texture_swizzle); + return reg; +} + +static struct rc_src_register shadow_pass_value(struct r300_fragment_program_compiler *compiler, + int tmu) +{ + struct rc_src_register reg = { 0, }; + + reg.File = RC_FILE_NONE; + reg.Swizzle = combine_swizzles(RC_SWIZZLE_1111, + compiler->state.unit[tmu].depth_texture_swizzle); return reg; } @@ -138,10 +152,9 @@ int radeonTransformTEX( inst->U.I.Opcode = RC_OPCODE_MOV; if (comparefunc == RC_COMPARE_FUNC_ALWAYS) { - inst->U.I.SrcReg[0].File = RC_FILE_NONE; - inst->U.I.SrcReg[0].Swizzle = RC_SWIZZLE_1111; + inst->U.I.SrcReg[0] = shadow_pass_value(compiler, inst->U.I.TexSrcUnit); } else { - inst->U.I.SrcReg[0] = shadow_ambient(compiler, inst->U.I.TexSrcUnit); + inst->U.I.SrcReg[0] = shadow_fail_value(compiler, inst->U.I.TexSrcUnit); } return 1; @@ -241,9 +254,8 @@ int radeonTransformTEX( inst_cmp->U.I.SrcReg[0].Swizzle = combine_swizzles(RC_SWIZZLE_WWWW, compiler->state.unit[inst->U.I.TexSrcUnit].depth_texture_swizzle); - inst_cmp->U.I.SrcReg[pass].File = RC_FILE_NONE; - inst_cmp->U.I.SrcReg[pass].Swizzle = RC_SWIZZLE_1111; - inst_cmp->U.I.SrcReg[fail] = shadow_ambient(compiler, inst->U.I.TexSrcUnit); + inst_cmp->U.I.SrcReg[pass] = shadow_pass_value(compiler, inst->U.I.TexSrcUnit); + inst_cmp->U.I.SrcReg[fail] = shadow_fail_value(compiler, inst->U.I.TexSrcUnit); assert(tmp_texsample != tmp_sum); } |