Mirrors/yuzu
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

shader: Implement indexed textures

Browse source
This commit is contained in:
ReinUsesLisp 2021-04-22 16:17:59 -03:00 • committed by ameerj
parent 7a9dc78398
commit d10cf55353
10 changed files with 284 additions and 157 deletions
Download patch file Download diff file Expand all files Collapse all files

58
src/shader_recompiler/backend/spirv/emit_spirv_image.cpp
View file

@ -147,24 +147,31 @@ private:
spv::ImageOperandsMask mask{};
};
Id Texture(EmitContext& ctx, const IR::Value& index) {
if (index.IsImmediate()) {
const TextureDefinition def{ctx.textures.at(index.U32())};
Id Texture(EmitContext& ctx, IR::TextureInstInfo info, [[maybe_unused]] const IR::Value& index) {
const TextureDefinition& def{ctx.textures.at(info.descriptor_index)};
if (def.count > 1) {
const Id pointer{ctx.OpAccessChain(def.pointer_type, def.id, ctx.Def(index))};
return ctx.OpLoad(def.sampled_type, pointer);
} else {
return ctx.OpLoad(def.sampled_type, def.id);
}
throw NotImplementedException("Indirect texture sample");
}
Id TextureImage(EmitContext& ctx, const IR::Value& index, IR::TextureInstInfo info) {
if (!index.IsImmediate()) {
throw NotImplementedException("Indirect texture sample");
}
Id TextureImage(EmitContext& ctx, IR::TextureInstInfo info,
[[maybe_unused]] const IR::Value& index) {
if (info.type == TextureType::Buffer) {
const Id sampler_id{ctx.texture_buffers.at(index.U32())};
const TextureBufferDefinition& def{ctx.texture_buffers.at(info.descriptor_index)};
if (def.count > 1) {
throw NotImplementedException("Indirect texture sample");
}
const Id sampler_id{def.id};
const Id id{ctx.OpLoad(ctx.sampled_texture_buffer_type, sampler_id)};
return ctx.OpImage(ctx.image_buffer_type, id);
} else {
const TextureDefinition def{ctx.textures.at(index.U32())};
const TextureDefinition& def{ctx.textures.at(info.descriptor_index)};
if (def.count > 1) {
throw NotImplementedException("Indirect texture sample");
}
return ctx.OpImage(def.image_type, ctx.OpLoad(def.sampled_type, def.id));
}
}
@ -311,7 +318,7 @@ Id EmitImageSampleImplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value&
bias_lc, offset);
return Emit(&EmitContext::OpImageSparseSampleImplicitLod,
&EmitContext::OpImageSampleImplicitLod, ctx, inst, ctx.F32[4],
Texture(ctx, index), coords, operands.Mask(), operands.Span());
Texture(ctx, info, index), coords, operands.Mask(), operands.Span());
} else {
// We can't use implicit lods on non-fragment stages on SPIR-V. Maxwell hardware behaves as
// if the lod was explicitly zero. This may change on Turing with implicit compute
@ -320,7 +327,7 @@ Id EmitImageSampleImplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value&
const ImageOperands operands(ctx, false, true, info.has_lod_clamp != 0, lod, offset);
return Emit(&EmitContext::OpImageSparseSampleExplicitLod,
&EmitContext::OpImageSampleExplicitLod, ctx, inst, ctx.F32[4],
Texture(ctx, index), coords, operands.Mask(), operands.Span());
Texture(ctx, info, index), coords, operands.Mask(), operands.Span());
}
}
@ -329,8 +336,8 @@ Id EmitImageSampleExplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value&
const auto info{inst->Flags<IR::TextureInstInfo>()};
const ImageOperands operands(ctx, false, true, info.has_lod_clamp != 0, lod_lc, offset);
return Emit(&EmitContext::OpImageSparseSampleExplicitLod,
&EmitContext::OpImageSampleExplicitLod, ctx, inst, ctx.F32[4], Texture(ctx, index),
coords, operands.Mask(), operands.Span());
&EmitContext::OpImageSampleExplicitLod, ctx, inst, ctx.F32[4],
Texture(ctx, info, index), coords, operands.Mask(), operands.Span());
}
Id EmitImageSampleDrefImplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
@ -340,7 +347,7 @@ Id EmitImageSampleDrefImplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Va
offset);
return Emit(&EmitContext::OpImageSparseSampleDrefImplicitLod,
&EmitContext::OpImageSampleDrefImplicitLod, ctx, inst, ctx.F32[1],
Texture(ctx, index), coords, dref, operands.Mask(), operands.Span());
Texture(ctx, info, index), coords, dref, operands.Mask(), operands.Span());
}
Id EmitImageSampleDrefExplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
@ -349,7 +356,7 @@ Id EmitImageSampleDrefExplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Va
const ImageOperands operands(ctx, false, true, info.has_lod_clamp != 0, lod_lc, offset);
return Emit(&EmitContext::OpImageSparseSampleDrefExplicitLod,
&EmitContext::OpImageSampleDrefExplicitLod, ctx, inst, ctx.F32[1],
Texture(ctx, index), coords, dref, operands.Mask(), operands.Span());
Texture(ctx, info, index), coords, dref, operands.Mask(), operands.Span());
}
Id EmitImageGather(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords,
@ -357,15 +364,17 @@ Id EmitImageGather(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id
const auto info{inst->Flags<IR::TextureInstInfo>()};
const ImageOperands operands(ctx, offset, offset2);
return Emit(&EmitContext::OpImageSparseGather, &EmitContext::OpImageGather, ctx, inst,
ctx.F32[4], Texture(ctx, index), coords, ctx.Const(info.gather_component),
ctx.F32[4], Texture(ctx, info, index), coords, ctx.Const(info.gather_component),
operands.Mask(), operands.Span());
}
Id EmitImageGatherDref(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords,
const IR::Value& offset, const IR::Value& offset2, Id dref) {
const auto info{inst->Flags<IR::TextureInstInfo>()};
const ImageOperands operands(ctx, offset, offset2);
return Emit(&EmitContext::OpImageSparseDrefGather, &EmitContext::OpImageDrefGather, ctx, inst,
ctx.F32[4], Texture(ctx, index), coords, dref, operands.Mask(), operands.Span());
ctx.F32[4], Texture(ctx, info, index), coords, dref, operands.Mask(),
operands.Span());
}
Id EmitImageFetch(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id offset,
@ -376,12 +385,12 @@ Id EmitImageFetch(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id c
}
const ImageOperands operands(offset, lod, ms);
return Emit(&EmitContext::OpImageSparseFetch, &EmitContext::OpImageFetch, ctx, inst, ctx.F32[4],
TextureImage(ctx, index, info), coords, operands.Mask(), operands.Span());
TextureImage(ctx, info, index), coords, operands.Mask(), operands.Span());
}
Id EmitImageQueryDimensions(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id lod) {
const auto info{inst->Flags<IR::TextureInstInfo>()};
const Id image{TextureImage(ctx, index, info)};
const Id image{TextureImage(ctx, info, index)};
const Id zero{ctx.u32_zero_value};
const auto mips{[&] { return ctx.OpImageQueryLevels(ctx.U32[1], image); }};
switch (info.type) {
@ -405,9 +414,10 @@ Id EmitImageQueryDimensions(EmitContext& ctx, IR::Inst* inst, const IR::Value& i
throw LogicError("Unspecified image type {}", info.type.Value());
}
Id EmitImageQueryLod(EmitContext& ctx, IR::Inst*, const IR::Value& index, Id coords) {
Id EmitImageQueryLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords) {
const auto info{inst->Flags<IR::TextureInstInfo>()};
const Id zero{ctx.f32_zero_value};
const Id sampler{Texture(ctx, index)};
const Id sampler{Texture(ctx, info, index)};
return ctx.OpCompositeConstruct(ctx.F32[4], ctx.OpImageQueryLod(ctx.F32[2], sampler, coords),
zero, zero);
}
@ -418,8 +428,8 @@ Id EmitImageGradient(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, I
const ImageOperands operands(ctx, info.has_lod_clamp != 0, derivates, info.num_derivates,
offset, lod_clamp);
return Emit(&EmitContext::OpImageSparseSampleExplicitLod,
&EmitContext::OpImageSampleExplicitLod, ctx, inst, ctx.F32[4], Texture(ctx, index),
coords, operands.Mask(), operands.Span());
&EmitContext::OpImageSampleExplicitLod, ctx, inst, ctx.F32[4],
Texture(ctx, info, index), coords, operands.Mask(), operands.Span());
}
Id EmitImageRead(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords) {