diff options
| author | Corbin Simpson <MostAwesomeDude@gmail.com> | 2009-04-15 13:23:25 -0700 |
|---|---|---|
| committer | Corbin Simpson <MostAwesomeDude@gmail.com> | 2009-04-15 15:10:23 -0700 |
| commit | ada7ced1890c7d657f14a9af2caa72bad3af879f (patch) | |
| tree | cbfac9446563d83716bfaea37df7ccd120214621 /src | |
| parent | 43257c14700fd5a62d6180ac6e493bf515d281a0 (diff) | |
r300-gallium: vs: Dot products.
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/r300/r300_state_tcl.c | 33 | ||||
| -rw-r--r-- | src/gallium/drivers/r300/r300_state_tcl.h | 1 |
2 files changed, 34 insertions, 0 deletions
diff --git a/src/gallium/drivers/r300/r300_state_tcl.c b/src/gallium/drivers/r300/r300_state_tcl.c index 47d6c6dfcd..fc865a2b63 100644 --- a/src/gallium/drivers/r300/r300_state_tcl.c +++ b/src/gallium/drivers/r300/r300_state_tcl.c @@ -117,6 +117,9 @@ static INLINE unsigned r300_vs_dst(struct r300_vs_asm* assembler, static uint32_t r300_vs_op(unsigned op) { switch (op) { + case TGSI_OPCODE_DP3: + case TGSI_OPCODE_DP4: + return R300_VE_DOT_PRODUCT; case TGSI_OPCODE_MUL: return R300_VE_MULTIPLY; case TGSI_OPCODE_ADD: @@ -195,6 +198,36 @@ static void r300_vs_instruction(struct r300_vertex_shader* vs, &inst->FullDstRegisters[0], inst->Instruction.Opcode, 2); break; + case TGSI_OPCODE_DP3: + /* Set alpha swizzle to zero for src0 and src1 */ + if (!inst->FullSrcRegisters[0].SrcRegister.Extended) { + inst->FullSrcRegisters[0].SrcRegister.Extended = TRUE; + inst->FullSrcRegisters[0].SrcRegisterExtSwz.ExtSwizzleX = + inst->FullSrcRegisters[0].SrcRegister.SwizzleX; + inst->FullSrcRegisters[0].SrcRegisterExtSwz.ExtSwizzleY = + inst->FullSrcRegisters[0].SrcRegister.SwizzleY; + inst->FullSrcRegisters[0].SrcRegisterExtSwz.ExtSwizzleZ = + inst->FullSrcRegisters[0].SrcRegister.SwizzleZ; + } + inst->FullSrcRegisters[0].SrcRegisterExtSwz.ExtSwizzleW = + TGSI_EXTSWIZZLE_ZERO; + if (!inst->FullSrcRegisters[1].SrcRegister.Extended) { + inst->FullSrcRegisters[1].SrcRegister.Extended = TRUE; + inst->FullSrcRegisters[1].SrcRegisterExtSwz.ExtSwizzleX = + inst->FullSrcRegisters[1].SrcRegister.SwizzleX; + inst->FullSrcRegisters[1].SrcRegisterExtSwz.ExtSwizzleY = + inst->FullSrcRegisters[1].SrcRegister.SwizzleY; + inst->FullSrcRegisters[1].SrcRegisterExtSwz.ExtSwizzleZ = + inst->FullSrcRegisters[1].SrcRegister.SwizzleZ; + } + inst->FullSrcRegisters[1].SrcRegisterExtSwz.ExtSwizzleW = + TGSI_EXTSWIZZLE_ZERO; + /* Fall through */ + case TGSI_OPCODE_DP4: + r300_vs_emit_inst(vs, assembler, inst->FullSrcRegisters, + &inst->FullDstRegisters[0], inst->Instruction.Opcode, + 2); + break; case TGSI_OPCODE_MOV: case TGSI_OPCODE_SWZ: inst->FullSrcRegisters[1] = r300_constant_zero; diff --git a/src/gallium/drivers/r300/r300_state_tcl.h b/src/gallium/drivers/r300/r300_state_tcl.h index 3d10e248e1..de944028ba 100644 --- a/src/gallium/drivers/r300/r300_state_tcl.h +++ b/src/gallium/drivers/r300/r300_state_tcl.h @@ -32,6 +32,7 @@ /* XXX get these to r300_reg */ #define R300_PVS_DST_OPCODE(x) ((x) << 0) +# define R300_VE_DOT_PRODUCT 1 # define R300_VE_MULTIPLY 2 # define R300_VE_ADD 3 #define R300_PVS_DST_MACRO_INST (1 << 7) |