diff options
| author | Corbin Simpson <MostAwesomeDude@gmail.com> | 2009-03-16 05:13:03 -0700 |
|---|---|---|
| committer | Corbin Simpson <MostAwesomeDude@gmail.com> | 2009-03-16 06:49:21 -0700 |
| commit | a22e40c29c3bf2ae546a03b6749e895fb74c2b24 (patch) | |
| tree | dff93da9cd6e615f0193763ec4eeb0f5d87c5555 /src/gallium/drivers/r300 | |
| parent | 65ec17f3203d82be5cea8f1f57a1b8db0fa8a8a3 (diff) | |
r300-gallium: r500-fs: Add DPH.
Diffstat (limited to 'src/gallium/drivers/r300')
| -rw-r--r-- | src/gallium/drivers/r300/r300_state_shader.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/src/gallium/drivers/r300/r300_state_shader.c b/src/gallium/drivers/r300/r300_state_shader.c index fa70a67e10..2926c9a7b1 100644 --- a/src/gallium/drivers/r300/r300_state_shader.c +++ b/src/gallium/drivers/r300/r300_state_shader.c @@ -167,6 +167,7 @@ static INLINE uint32_t r500_rgba_op(unsigned op) case TGSI_OPCODE_DP3: return R500_ALU_RGBA_OP_DP3; case TGSI_OPCODE_DP4: + case TGSI_OPCODE_DPH: return R500_ALU_RGBA_OP_DP4; case TGSI_OPCODE_MAD: return R500_ALU_RGBA_OP_MAD; @@ -180,6 +181,7 @@ static INLINE uint32_t r500_alpha_op(unsigned op) switch (op) { case TGSI_OPCODE_DP3: case TGSI_OPCODE_DP4: + case TGSI_OPCODE_DPH: return R500_ALPHA_OP_DP; case TGSI_OPCODE_MAD: return R500_ALPHA_OP_MAD; @@ -227,7 +229,7 @@ static INLINE void r500_emit_maths(struct r500_fragment_shader* fs, R500_ALPHA_ADDR2(r300_fs_src(assembler, &src[2].SrcRegister)); fs->instructions[i].inst5 = R500_ALU_RGBA_ALPHA_SEL_C_SRC2 | - R500_SWIZ_RGBA_C(r500_rgb_swiz(&src[2])); + R500_SWIZ_RGBA_C(r500_rgb_swiz(&src[2])) | R500_SWIZ_ALPHA_C(r500_alpha_swiz(&src[2])); case 2: fs->instructions[i].inst1 |= @@ -318,6 +320,7 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs, struct r300_fs_asm* assembler, struct tgsi_full_instruction* inst) { + int i; /* Switch between opcodes. When possible, prefer using the official * AMD/ATI names for opcodes, please, as it facilitates using the * documentation. */ @@ -327,6 +330,14 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs, r500_emit_maths(fs, assembler, inst->FullSrcRegisters, &inst->FullDstRegisters[0], inst->Instruction.Opcode, 2); break; + case TGSI_OPCODE_DPH: + r500_emit_maths(fs, assembler, inst->FullSrcRegisters, + &inst->FullDstRegisters[0], inst->Instruction.Opcode, 2); + /* Force alpha swizzle to one */ + i = fs->instruction_count - 1; + fs->instructions[i].inst4 &= ~R500_SWIZ_ALPHA_A(0x7); + fs->instructions[i].inst4 |= R500_SWIZ_ALPHA_A(R500_SWIZZLE_ONE); + break; case TGSI_OPCODE_MAD: r500_emit_maths(fs, assembler, inst->FullSrcRegisters, &inst->FullDstRegisters[0], inst->Instruction.Opcode, 3); |