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-rw-r--r--src/mesa/drivers/dri/r300/r500_fragprog.c52
1 files changed, 51 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/r300/r500_fragprog.c b/src/mesa/drivers/dri/r300/r500_fragprog.c
index 550cc0dbdd8..f6a4f2c25d6 100644
--- a/src/mesa/drivers/dri/r300/r500_fragprog.c
+++ b/src/mesa/drivers/dri/r300/r500_fragprog.c
@@ -371,7 +371,7 @@ static GLboolean parse_program(struct r500_fragment_program *fp)
const struct prog_instruction *inst = mp->Base.Instructions;
struct prog_instruction *fpi;
GLuint src[3], dest, temp[2];
- int flags, pixel_mask = 0, output_mask = 0, counter = 0;
+ int flags, pixel_mask = 0, output_mask = 0, counter = 0, temp_pixel_mask = 0;
if (!inst || inst[0].Opcode == OPCODE_END) {
ERROR("The program is empty!\n");
@@ -652,6 +652,56 @@ static GLboolean parse_program(struct r500_fragment_program *fp)
fp->inst[counter].inst5 = R500_ALU_RGBA_OP_SOP
| R500_ALU_RGBA_ADDRD(dest);
break;
+#if 0
+ case OPCODE_SCS:
+ /* Do a cosine, then a sine, masking out the channels we want to protect. */
+ src[0] = make_src(fp, fpi->SrcReg[0]);
+ /* Cosine only goes in R (x) channel. */
+ temp_pixel_mask = 0x1 << 11;
+ fp->inst[counter].inst0 = R500_INST_TYPE_ALU
+ | R500_INST_TEX_SEM_WAIT | temp_pixel_mask;
+ fp->inst[counter].inst1 = R500_RGB_ADDR0(src[0]);
+ fp->inst[counter].inst2 = R500_ALPHA_ADDR0(src[0]);
+ fp->inst[counter].inst3 = R500_ALU_RGB_SEL_A_SRC0
+ | MAKE_SWIZ_RGB_A(make_rgb_swizzle(fpi->SrcReg[0]));
+ fp->inst[counter].inst4 = R500_ALPHA_OP_COS
+ | R500_ALPHA_ADDRD(dest)
+ | R500_ALPHA_SEL_A_SRC0 | MAKE_SWIZ_ALPHA_A(make_alpha_swizzle(fpi->SrcReg[0]));
+ fp->inst[counter].inst5 = R500_ALU_RGBA_OP_SOP
+ | R500_ALU_RGBA_ADDRD(dest);
+ counter++;
+ /* Sine only goes in G (y) channel. */
+ temp_pixel_mask = 0x2 << 11;
+ fp->inst[counter].inst0 = R500_INST_TYPE_ALU | temp_pixel_mask;
+ fp->inst[counter].inst1 = R500_RGB_ADDR0(src[0]);
+ fp->inst[counter].inst2 = R500_ALPHA_ADDR0(src[0]);
+ fp->inst[counter].inst3 = R500_ALU_RGB_SEL_A_SRC0
+ | MAKE_SWIZ_RGB_A(make_rgb_swizzle(fpi->SrcReg[0]));
+ fp->inst[counter].inst4 = R500_ALPHA_OP_SIN
+ | R500_ALPHA_ADDRD(dest)
+ | R500_ALPHA_SEL_A_SRC0 | MAKE_SWIZ_ALPHA_A(make_alpha_swizzle(fpi->SrcReg[0]));
+ fp->inst[counter].inst5 = R500_ALU_RGBA_OP_SOP
+ | R500_ALU_RGBA_ADDRD(dest);
+ counter++;
+ /* Put 0 into B,A (z,w) channels. */
+ temp_pixel_mask = 0xC << 11;
+ fp->inst[counter].inst0 = R500_INST_TYPE_ALU | temp_pixel_mask;
+ fp->inst[counter].inst1 = R500_RGB_ADDR0(src[0]);
+ fp->inst[counter].inst2 = R500_ALPHA_ADDR0(src[0]);
+ fp->inst[counter].inst3 = R500_ALU_RGB_SEL_A_SRC0
+ | MAKE_SWIZ_RGB_A(R500_SWIZ_RGB_ZERO)
+ | R500_ALU_RGB_SEL_B_SRC0
+ | MAKE_SWIZ_RGB_B(R500_SWIZ_RGB_ZERO);
+ fp->inst[counter].inst4 = R500_ALPHA_OP_CMP
+ | R500_ALPHA_ADDRD(dest)
+ | R500_ALPHA_SEL_A_SRC0 | MAKE_SWIZ_ALPHA_A(R500_SWIZ_ZERO)
+ | R500_ALPHA_SEL_B_SRC0 | MAKE_SWIZ_ALPHA_B(R500_SWIZ_ZERO);
+ fp->inst[counter].inst5 = R500_ALU_RGBA_OP_CMP
+ | R500_ALU_RGBA_ADDRD(dest)
+ | MAKE_SWIZ_RGBA_C(R500_SWIZ_RGB_ZERO)
+ | MAKE_SWIZ_ALPHA_C(R500_SWIZZLE_ZERO);
+ break;
+#endif
case OPCODE_SIN:
src[0] = make_src(fp, fpi->SrcReg[0]);
fp->inst[counter].inst0 = R500_INST_TYPE_ALU