diff options
Diffstat (limited to 'src/mesa/state_tracker')
| -rw-r--r-- | src/mesa/state_tracker/st_atifs_to_tgsi.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/mesa/state_tracker/st_atifs_to_tgsi.c b/src/mesa/state_tracker/st_atifs_to_tgsi.c index 66f442aee5a..ae08796dd51 100644 --- a/src/mesa/state_tracker/st_atifs_to_tgsi.c +++ b/src/mesa/state_tracker/st_atifs_to_tgsi.c @@ -691,6 +691,7 @@ transform_inst: struct tgsi_full_instruction inst; unsigned i; int fogc_index = -1; + int reg0_index = current_inst->Src[0].Register.Index; /* find FOGC input */ for (i = 0; i < ctx->info.num_inputs; i++) { @@ -804,11 +805,11 @@ transform_inst: inst.Instruction.Opcode = TGSI_OPCODE_LRP; inst.Instruction.NumDstRegs = 1; inst.Dst[0].Register.File = TGSI_FILE_TEMPORARY; - inst.Dst[0].Register.Index = 0; + inst.Dst[0].Register.Index = reg0_index; inst.Dst[0].Register.WriteMask = TGSI_WRITEMASK_XYZW; inst.Instruction.NumSrcRegs = 3; SET_SRC(&inst, 0, TGSI_FILE_TEMPORARY, ctx->fog_factor_temp, X, X, X, Y); - SET_SRC(&inst, 1, TGSI_FILE_TEMPORARY, 0, X, Y, Z, W); + SET_SRC(&inst, 1, TGSI_FILE_TEMPORARY, reg0_index, X, Y, Z, W); SET_SRC(&inst, 2, TGSI_FILE_CONSTANT, MAX_NUM_FRAGMENT_CONSTANTS_ATI + 1, X, Y, Z, W); tctx->emit_instruction(tctx, &inst); } |