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glsl_to_tgsi: support DDY (ir_unop_dFdy)

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This commit is contained in:
Bryan Cain 2011-05-01 11:55:03 -05:00
parent a6705aa5ca
commit 3b0858f1ae
1 changed files with 1 additions and 6 deletions
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7
src/mesa/state_tracker/st_glsl_to_tgsi.cpp
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@ -1271,6 +1271,7 @@ glsl_to_tgsi_visitor::visit(ir_expression *ir)
emit(ir, OPCODE_DDX, result_dst, op[0]);
break;
case ir_unop_dFdy:
op[0].negate = ~op[0].negate;
emit(ir, OPCODE_DDY, result_dst, op[0]);
break;
@ -3487,12 +3488,6 @@ compile_tgsi_instruction(struct st_translate *t,
case OPCODE_NOISE4:
assert(!"OPCODE_NOISE should have been lowered\n");
break;
case OPCODE_DDY:
// TODO: copy emit_ddy() function from st_mesa_to_tgsi.c
assert(!"OPCODE_DDY");
//emit_ddy( t, dst[0], &inst->src[0] );
break;
default:
ureg_insn( ureg,