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authorCorbin Simpson <MostAwesomeDude@gmail.com>2008-05-21 13:51:32 -0700
committerCorbin Simpson <MostAwesomeDude@gmail.com>2008-05-21 13:51:32 -0700
commitd06f4edb146cfb42fa2a3f654db141f88dcfe074 (patch)
tree0166c9fce2d756c8f7508df262fce3681db5eea2
parent1e2907f170116138b1ae304dc075ee52e377fd73 (diff)
r5xx: Initial (broken) OPCODE_LRP.
Will compile, run, and not eat your kids, but the math is wrong.
-rw-r--r--src/mesa/drivers/dri/r300/r500_fragprog.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/r500_fragprog.c b/src/mesa/drivers/dri/r300/r500_fragprog.c
index 70940e8215..e67ff98a9a 100644
--- a/src/mesa/drivers/dri/r300/r500_fragprog.c
+++ b/src/mesa/drivers/dri/r300/r500_fragprog.c
@@ -605,6 +605,49 @@ static GLboolean parse_program(struct r500_fragment_program *fp)
fp->inst[counter].inst5 = R500_ALU_RGBA_OP_SOP
| R500_ALU_RGBA_ADDRD(dest);
break;
+ case OPCODE_LRP:
+ /* src0 * src1 + INV(src0) * src2 */
+ src[0] = make_src(fp, fpi->SrcReg[0]);
+ src[1] = make_src(fp, fpi->SrcReg[1]);
+ src[2] = make_src(fp, fpi->SrcReg[2]);
+ fp->inst[counter].inst0 = R500_INST_TYPE_ALU | R500_INST_TEX_SEM_WAIT
+ | (R500_WRITEMASK_ARGB << 11);
+ fp->inst[counter].inst1 = R500_RGB_ADDR0(src[0])
+ | R500_RGB_ADDR1(src[1]);
+ fp->inst[counter].inst2 = R500_ALPHA_ADDR0(src[0])
+ | R500_ALPHA_ADDR1(src[1]);
+ fp->inst[counter].inst3 = R500_ALU_RGB_SEL_A_SRC0
+ | MAKE_SWIZ_RGB_A(make_rgb_swizzle(fpi->SrcReg[0]))
+ | R500_ALU_RGB_SEL_B_SRC1 | MAKE_SWIZ_RGB_B(make_rgb_swizzle(fpi->SrcReg[1]));
+ fp->inst[counter].inst4 = R500_ALPHA_OP_MAD
+ | R500_ALPHA_ADDRD(get_temp(fp, 0))
+ | R500_ALPHA_SEL_A_SRC0 | MAKE_SWIZ_ALPHA_A(make_alpha_swizzle(fpi->SrcReg[0]))
+ | R500_ALPHA_SEL_B_SRC1 | MAKE_SWIZ_ALPHA_B(make_alpha_swizzle(fpi->SrcReg[1]));
+ fp->inst[counter].inst5 = R500_ALU_RGBA_OP_MAD
+ | R500_ALU_RGBA_ADDRD(get_temp(fp, 0))
+ | MAKE_SWIZ_RGBA_C(R500_SWIZ_RGB_ZERO)
+ | MAKE_SWIZ_ALPHA_C(R500_SWIZZLE_ZERO);
+ counter++;
+ emit_alu(fp, counter, fpi);
+ fp->inst[counter].inst1 = R500_RGB_ADDR0(src[0])
+ | R500_RGB_ADDR1(get_temp(fp, 0))
+ | R500_RGB_SRCP_OP_1_MINUS_RGB0;
+ fp->inst[counter].inst2 = R500_ALPHA_ADDR0(src[0])
+ | R500_ALPHA_ADDR1(get_temp(fp, 0))
+ | R500_ALPHA_SRCP_OP_1_MINUS_A0;
+ fp->inst[counter].inst3 = R500_ALU_RGB_SEL_A_SRCP
+ | MAKE_SWIZ_RGB_A(make_rgb_swizzle(fpi->SrcReg[0]))
+ | R500_ALU_RGB_SEL_B_SRC1 | MAKE_SWIZ_RGB_B(R500_SWIZ_RGB_RGB);
+ fp->inst[counter].inst4 = R500_ALPHA_OP_MAD
+ | R500_ALPHA_ADDRD(dest)
+ | R500_ALPHA_SEL_A_SRCP | MAKE_SWIZ_ALPHA_A(make_alpha_swizzle(fpi->SrcReg[0]))
+ | R500_ALPHA_SEL_B_SRC1 | MAKE_SWIZ_ALPHA_B(make_alpha_swizzle(fpi->SrcReg[1]));
+ fp->inst[counter].inst5 = R500_ALU_RGBA_OP_MAD
+ | R500_ALU_RGBA_ADDRD(dest)
+ | R500_ALU_RGBA_SEL_C_SRC0 | MAKE_SWIZ_RGBA_C(make_rgb_swizzle(fpi->SrcReg[0]))
+ | R500_ALU_RGBA_ALPHA_SEL_C_SRC0
+ | MAKE_SWIZ_ALPHA_C(make_alpha_swizzle(fpi->SrcReg[0]));
+ break;
case OPCODE_MAD:
src[0] = make_src(fp, fpi->SrcReg[0]);
src[1] = make_src(fp, fpi->SrcReg[1]);