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authorCorbin Simpson <MostAwesomeDude@gmail.com>2009-04-15 13:23:25 -0700
committerCorbin Simpson <MostAwesomeDude@gmail.com>2009-04-15 15:10:23 -0700
commitada7ced1890c7d657f14a9af2caa72bad3af879f (patch)
treecbfac9446563d83716bfaea37df7ccd120214621 /src/gallium/drivers/r300/r300_state_tcl.c
parent43257c14700fd5a62d6180ac6e493bf515d281a0 (diff)
r300-gallium: vs: Dot products.
Diffstat (limited to 'src/gallium/drivers/r300/r300_state_tcl.c')
-rw-r--r--src/gallium/drivers/r300/r300_state_tcl.c33
1 files changed, 33 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;