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Code Issues Releases Activity

shader: Fix TextureSize check on rescaling.

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This commit is contained in:
Fernando Sahmkow 2021-08-02 01:03:15 +02:00
parent ed675cfd8c
commit 8f78444de3
1 changed files with 21 additions and 27 deletions
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46
src/shader_recompiler/ir_opt/rescaling_pass.cpp
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@ -26,11 +26,11 @@ void PatchFragCoord(IR::Block& block, IR::Inst& inst) {
IR::U32 scaled_value{value};
bool changed{};
if (const u32 up_scale = Settings::values.resolution_info.up_scale; up_scale != 1) {
scaled_value = ir.IMul(value, ir.Imm32(up_scale));
scaled_value = ir.IMul(scaled_value, ir.Imm32(up_scale));
changed = true;
}
if (const u32 down_shift = Settings::values.resolution_info.down_shift; down_shift != 0) {
scaled_value = ir.ShiftRightArithmetic(value, ir.Imm32(down_shift));
scaled_value = ir.ShiftRightArithmetic(scaled_value, ir.Imm32(down_shift));
changed = true;
}
if (changed) {
@ -40,41 +40,42 @@ void PatchFragCoord(IR::Block& block, IR::Inst& inst) {
}
}
[[nodiscard]] IR::U32 DownScale(IR::IREmitter& ir, IR::U32 value) {
[[nodiscard]] IR::U32 DownScale(IR::IREmitter& ir, const IR::U1& is_scaled, IR::U32 value) {
IR::U32 scaled_value{value};
bool changed{};
if (const u32 down_shift = Settings::values.resolution_info.down_shift; down_shift != 0) {
value = ir.ShiftLeftLogical(value, ir.Imm32(down_shift));
scaled_value = ir.ShiftLeftLogical(scaled_value, ir.Imm32(down_shift));
changed = true;
}
if (const u32 up_scale = Settings::values.resolution_info.up_scale; up_scale != 1) {
value = ir.IDiv(value, ir.Imm32(up_scale));
scaled_value = ir.IDiv(scaled_value, ir.Imm32(up_scale));
changed = true;
}
if (changed) {
return IR::U32{ir.Select(is_scaled, scaled_value, value)};
} else {
return value;
}
}
void PatchImageQueryDimensions(IR::Block& block, IR::Inst& inst) {
const auto it{IR::Block::InstructionList::s_iterator_to(inst)};
IR::IREmitter ir{block, IR::Block::InstructionList::s_iterator_to(inst)};
const auto info{inst.Flags<IR::TextureInstInfo>()};
const IR::U1 is_scaled{ir.IsTextureScaled(ir.Imm32(info.descriptor_index))};
switch (info.type) {
case TextureType::Color1D:
case TextureType::ColorArray1D: {
const IR::Value new_inst{&*block.PrependNewInst(it, inst)};
const IR::U32 width{DownScale(ir, IR::U32{ir.CompositeExtract(new_inst, 0)})};
const IR::Value replacement{ir.CompositeConstruct(width, ir.CompositeExtract(new_inst, 1),
ir.CompositeExtract(new_inst, 2),
ir.CompositeExtract(new_inst, 3))};
inst.ReplaceUsesWith(replacement);
break;
}
case TextureType::Color2D:
case TextureType::ColorArray2D: {
const IR::Value new_inst{&*block.PrependNewInst(it, inst)};
const IR::U32 width{DownScale(ir, IR::U32{ir.CompositeExtract(new_inst, 0)})};
const IR::U32 height{DownScale(ir, IR::U32{ir.CompositeExtract(new_inst, 1)})};
const IR::U32 width{DownScale(ir, is_scaled, IR::U32{ir.CompositeExtract(new_inst, 0)})};
const IR::U32 height{DownScale(ir, is_scaled, IR::U32{ir.CompositeExtract(new_inst, 1)})};
const IR::Value replacement{ir.CompositeConstruct(
width, height, ir.CompositeExtract(new_inst, 2), ir.CompositeExtract(new_inst, 3))};
inst.ReplaceUsesWith(replacement);
break;
}
case TextureType::Color1D:
case TextureType::ColorArray1D:
case TextureType::Color3D:
case TextureType::ColorCube:
case TextureType::ColorArrayCube:
@ -88,15 +89,6 @@ void ScaleIntegerCoord(IR::IREmitter& ir, IR::Inst& inst, const IR::U1& is_scale
const auto info{inst.Flags<IR::TextureInstInfo>()};
const IR::Value coord{inst.Arg(1)};
switch (info.type) {
case TextureType::Color1D:
inst.SetArg(1, Scale(ir, is_scaled, IR::U32{coord}));
break;
case TextureType::ColorArray1D: {
const IR::U32 x{Scale(ir, is_scaled, IR::U32{ir.CompositeExtract(coord, 0)})};
const IR::U32 y{ir.CompositeExtract(coord, 1)};
inst.SetArg(1, ir.CompositeConstruct(x, y));
break;
}
case TextureType::Color2D: {
const IR::U32 x{Scale(ir, is_scaled, IR::U32{ir.CompositeExtract(coord, 0)})};
const IR::U32 y{Scale(ir, is_scaled, IR::U32{ir.CompositeExtract(coord, 1)})};
@ -110,6 +102,8 @@ void ScaleIntegerCoord(IR::IREmitter& ir, IR::Inst& inst, const IR::U1& is_scale
inst.SetArg(1, ir.CompositeConstruct(x, y, z));
break;
}
case TextureType::Color1D:
case TextureType::ColorArray1D:
case TextureType::Color3D:
case TextureType::ColorCube:
case TextureType::ColorArrayCube: