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graphics: support RDNA2 custom pixel interpolation

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Co-authored-by: Senaxx <Senaxx@users.noreply.github.com>
This commit is contained in:
nmzik
2026-08-21 23:33:40 +02:00
parent 17c2b4cc7d
commit 5e64efce4f
14 changed files with 414 additions and 28 deletions
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src/graphics/shader/recompiler/frontend/translate/Attribute.cpp
+8 -4
View File
@@ -14,10 +14,14 @@ IR::ExportFlags Translator::AddExportInfo(const IR::Instruction& inst) {
bool Translator::TranslateAttributeOperation(const IR::Instruction& inst) {
if (inst.op == IR::Opcode::LoadInputF32) {
for (uint32_t component = 0; component < inst.input_info.component_count; component++) {
WriteOperand(OffsetOperand(inst.dst, component),
ir.Emit(IR::ValueOpcode::GetAttribute,
{IR::Value(inst.input_info.attr),
IR::Value(inst.input_info.chan + component)}));
const auto chan = inst.input_info.chan + component;
const auto value = inst.input_info.interpolation_mode < 3u
? ir.Emit(IR::ValueOpcode::GetInterpolationParameter,
{IR::Value(inst.input_info.attr), IR::Value(chan),
IR::Value(inst.input_info.interpolation_mode)})
: ir.Emit(IR::ValueOpcode::GetAttribute,
{IR::Value(inst.input_info.attr), IR::Value(chan)});
WriteOperand(OffsetOperand(inst.dst, component), value);
}
return true;
}
src/graphics/shader/recompiler/frontend/translate/Translate.cpp
+9 -2
View File
@@ -901,8 +901,15 @@ bool TranslateProgram(const IR::Program& source, IR::ValueProgram& result,
first_bit));
}
} else if (source.stage == ShaderType::Pixel) {
const auto* ps = pixel_input_info;
uint32_t reg = ps->ps_system_input_base;
const auto* ps = pixel_input_info;
if (ps->ps_perspective_center_vgpr != UINT32_MAX) {
entry_ir.SetVectorReg(static_cast<IR::VectorReg>(ps->ps_perspective_center_vgpr),
builtin(IR::StageInputKind::BaryCoordSmooth, 0));
entry_ir.SetVectorReg(
static_cast<IR::VectorReg>(ps->ps_perspective_center_vgpr + 1u),
builtin(IR::StageInputKind::BaryCoordSmooth, 1));
}
uint32_t reg = ps->ps_system_input_base;
if (ps->ps_pos_x) {
entry_ir.SetVectorReg(static_cast<IR::VectorReg>(reg++),
builtin(IR::StageInputKind::FragCoord, 0));