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r5xx: Initial (broken) OPCODE_LRP.

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Will compile, run, and not eat your kids, but the math is wrong.
This commit is contained in:
Corbin Simpson 2008-05-21 13:51:32 -07:00
parent 1e2907f170
commit d06f4edb14
1 changed files with 43 additions and 0 deletions
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43
src/mesa/drivers/dri/r300/r500_fragprog.c
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@ -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]);