diff options
| author | Corbin Simpson <MostAwesomeDude@gmail.com> | 2008-05-26 16:00:05 -0700 |
|---|---|---|
| committer | Corbin Simpson <MostAwesomeDude@gmail.com> | 2008-05-26 16:00:05 -0700 |
| commit | b57ba7c5b0205ad6885530f63cef85401386565b (patch) | |
| tree | 2fbf2b31d92d2625e3e826c9b55a6c155ae18cfb | |
| parent | 5499685931cac382bffb053ab527d882a7d0e109 (diff) | |
r5xx: Enhance emit_mov().
Now we can add arbitrary sources and swizzles. Will make many things smoother.
| -rw-r--r-- | src/mesa/drivers/dri/r300/r500_fragprog.c | 27 |
1 files changed, 11 insertions, 16 deletions
diff --git a/src/mesa/drivers/dri/r300/r500_fragprog.c b/src/mesa/drivers/dri/r300/r500_fragprog.c index f55c8560c7..d331ac1036 100644 --- a/src/mesa/drivers/dri/r300/r500_fragprog.c +++ b/src/mesa/drivers/dri/r300/r500_fragprog.c @@ -358,21 +358,22 @@ static void emit_alu(struct r500_fragment_program *fp, int counter, struct prog_ fp->inst[counter].inst5 = 0x0; } -static void emit_mov(struct r500_fragment_program *fp, int counter, struct prog_src_register src, GLuint dest) { +static void emit_mov(struct r500_fragment_program *fp, int counter, struct prog_instruction *fpi, GLuint src_reg, GLuint swizzle, GLuint dest) { /* The r3xx shader uses MAD to implement MOV. We are using CMP, since * it is technically more accurate and recommended by ATI/AMD. */ - GLuint src_reg = make_src(fp, src); + emit_alu(fp, counter, fpi); fp->inst[counter].inst1 = R500_RGB_ADDR0(src_reg); fp->inst[counter].inst2 = R500_ALPHA_ADDR0(src_reg); + /* 0x1FF is 9 bits, size of an RGB swizzle. */ fp->inst[counter].inst3 = R500_ALU_RGB_SEL_A_SRC0 - | MAKE_SWIZ_RGB_A(make_rgb_swizzle(src)) + | MAKE_SWIZ_RGB_A((swizzle & 0x1ff)) | R500_ALU_RGB_SEL_B_SRC0 - | MAKE_SWIZ_RGB_B(make_rgb_swizzle(src)) + | MAKE_SWIZ_RGB_B((swizzle & 0x1ff)) | R500_ALU_RGB_OMOD_DISABLE; fp->inst[counter].inst4 |= R500_ALPHA_OP_CMP | R500_ALPHA_ADDRD(dest) - | R500_ALPHA_SEL_A_SRC0 | MAKE_SWIZ_ALPHA_A(make_alpha_swizzle(src)) - | R500_ALPHA_SEL_B_SRC0 | MAKE_SWIZ_ALPHA_B(make_alpha_swizzle(src)) + | R500_ALPHA_SEL_A_SRC0 | MAKE_SWIZ_ALPHA_A(GET_SWZ(swizzle, 3)) + | R500_ALPHA_SEL_B_SRC0 | MAKE_SWIZ_ALPHA_B(GET_SWZ(swizzle, 3)) | R500_ALPHA_OMOD_DISABLE; fp->inst[counter].inst5 = R500_ALU_RGBA_OP_CMP | R500_ALU_RGBA_ADDRD(dest) @@ -481,8 +482,7 @@ static GLboolean parse_program(struct r500_fragment_program *fp) switch (fpi->Opcode) { case OPCODE_ABS: - emit_alu(fp, counter, fpi); - emit_mov(fp, counter, fpi->SrcReg[0], dest); + emit_mov(fp, counter, fpi, make_src(fp, fpi->SrcReg[0]), fpi->SrcReg[0].Swizzle, dest); fp->inst[counter].inst3 |= R500_ALU_RGB_MOD_A_ABS | R500_ALU_RGB_MOD_B_ABS; fp->inst[counter].inst4 |= R500_ALPHA_MOD_A_ABS @@ -773,10 +773,7 @@ static GLboolean parse_program(struct r500_fragment_program *fp) | MAKE_SWIZ_ALPHA_C(R500_SWIZZLE_ZERO); counter++; /* Final instruction */ - emit_alu(fp, counter, fpi); - fpi->SrcReg[0].Index = get_temp(fp, 0); - fpi->SrcReg[0].Swizzle = 1672; - emit_mov(fp, counter, fpi->SrcReg[0], dest); + emit_mov(fp, counter, fpi, get_temp(fp, 0), 1672, dest); break; case OPCODE_LRP: /* src0 * src1 + INV(src0) * src2 @@ -863,8 +860,7 @@ static GLboolean parse_program(struct r500_fragment_program *fp) | R500_ALU_RGBA_ADDRD(dest); break; case OPCODE_MOV: - emit_alu(fp, counter, fpi); - emit_mov(fp, counter, fpi->SrcReg[0], dest); + emit_mov(fp, counter, fpi, make_src(fp, fpi->SrcReg[0]), fpi->SrcReg[0].Swizzle, dest); break; case OPCODE_MUL: /* Variation on MAD: src0*src1+0 */ @@ -1138,8 +1134,7 @@ static GLboolean parse_program(struct r500_fragment_program *fp) break; case OPCODE_SWZ: /* TODO: The rarer negation masks! */ - emit_alu(fp, counter, fpi); - emit_mov(fp, counter, fpi->SrcReg[0], dest); + emit_mov(fp, counter, fpi, make_src(fp, fpi->SrcReg[0]), fpi->SrcReg[0].Swizzle, dest); break; case OPCODE_KIL: case OPCODE_TEX: |