ShaderCache: Better fix for Shuffling gl_FragCoord
This commit is contained in:
parent
d46a71e786
commit
6f98690963
|
@ -30,7 +30,7 @@ namespace {
|
|||
return false;
|
||||
}
|
||||
|
||||
void VisitMark(const IR::Inst& inst) {
|
||||
void VisitMark(IR::Block& block, IR::Inst& inst) {
|
||||
switch (inst.GetOpcode()) {
|
||||
case IR::Opcode::ShuffleIndex:
|
||||
case IR::Opcode::ShuffleUp:
|
||||
|
@ -49,19 +49,30 @@ void VisitMark(const IR::Inst& inst) {
|
|||
break;
|
||||
}
|
||||
IR::Inst* const bitcast_inst{bitcast_arg.InstRecursive()};
|
||||
bool must_patch_outside = false;
|
||||
if (bitcast_inst->GetOpcode() == IR::Opcode::GetAttribute) {
|
||||
const IR::Attribute attr{bitcast_inst->Arg(0).Attribute()};
|
||||
switch (attr) {
|
||||
case IR::Attribute::PositionX:
|
||||
case IR::Attribute::PositionY:
|
||||
bitcast_inst->SetFlags<u32>(0xDEADBEEF);
|
||||
must_patch_outside = true;
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (must_patch_outside) {
|
||||
const auto it{IR::Block::InstructionList::s_iterator_to(inst)};
|
||||
IR::IREmitter ir{block, IR::Block::InstructionList::s_iterator_to(inst)};
|
||||
const IR::F32 new_inst{&*block.PrependNewInst(it, inst)};
|
||||
const IR::F32 up_factor{ir.FPRecip(ir.ResolutionDownFactor())};
|
||||
const IR::Value converted{ir.FPMul(new_inst, up_factor)};
|
||||
inst.ReplaceUsesWith(converted);
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
@ -302,7 +313,7 @@ void RescalingPass(IR::Program& program) {
|
|||
if (is_fragment_shader) {
|
||||
for (IR::Block* const block : program.post_order_blocks) {
|
||||
for (IR::Inst& inst : block->Instructions()) {
|
||||
VisitMark(inst);
|
||||
VisitMark(*block, inst);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
Reference in New Issue