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Declare inputs in PSInput struct

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This commit is contained in:
baldurk
2020-04-02 14:06:50 +01:00
parent feafbde8bc
commit ecc0a53dcb
1 changed files with 51 additions and 11 deletions
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renderdoc/driver/vulkan/vk_shaderdebug.cpp
+51 -11
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@@ -148,6 +148,10 @@ static void CreatePSInputFetcher(rdcarray<uint32_t> &fragspv, uint32_t &structSt
}
}
rdcspv::Id uint32Type = editor.DeclareType(rdcspv::scalar<uint32_t>());
rdcspv::Id floatType = editor.DeclareType(rdcspv::scalar<float>());
rdcspv::Id boolType = editor.DeclareType(rdcspv::scalar<bool>());
// remove all other entry point
rdcspv::Id entryID;
for(const rdcspv::EntryPoint &e : editor.GetEntries())
@@ -263,23 +267,59 @@ static void CreatePSInputFetcher(rdcarray<uint32_t> &fragspv, uint32_t &structSt
rdcspv::Id PSInput;
// TODO generate actual PSInput for real inputs
{
PSInput =
editor.DeclareStructType({editor.DeclareType(rdcspv::Vector(rdcspv::scalar<float>(), 4))});
rdcarray<rdcspv::Id> ids;
rdcarray<uint32_t> offsets;
rdcarray<uint32_t> indices;
for(size_t i = 0; i < shadRefl.refl.inputSignature.size(); i++)
{
const SigParameter &param = shadRefl.refl.inputSignature[i];
editor.AddDecoration(rdcspv::OpMemberDecorate(
PSInput, 0, rdcspv::DecorationParam<rdcspv::Decoration::Offset>(0)));
rdcspv::Scalar base;
switch(param.compType)
{
case CompType::Float: base = rdcspv::scalar<float>(); break;
case CompType::UInt: base = rdcspv::scalar<uint32_t>(); break;
case CompType::SInt: base = rdcspv::scalar<int32_t>(); break;
case CompType::Double: base = rdcspv::scalar<double>(); break;
default: RDCERR("Unexpected type %s", ToStr(param.compType).c_str());
}
indices.push_back((uint32_t)offsets.size());
offsets.push_back(structStride);
structStride += param.compCount * (base.width / 8);
if(param.compCount == 1)
ids.push_back(editor.DeclareType(base));
else
ids.push_back(editor.DeclareType(rdcspv::Vector(base, param.compCount)));
// align offset conservatively, to 16-byte aligned. We do this with explicit uints so we can
// preview with spirv-cross (and because it doesn't cost anything particularly)
uint32_t paddingWords = ((16 - (structStride % 16)) / 4) % 4;
for(uint32_t p = 0; p < paddingWords; p++)
{
ids.push_back(uint32Type);
offsets.push_back(structStride);
structStride += 4;
}
}
PSInput = editor.DeclareStructType(ids);
for(size_t i = 0; i < offsets.size(); i++)
{
editor.AddDecoration(rdcspv::OpMemberDecorate(
PSInput, uint32_t(i), rdcspv::DecorationParam<rdcspv::Decoration::Offset>(offsets[i])));
}
for(size_t i = 0; i < shadRefl.refl.inputSignature.size(); i++)
editor.SetMemberName(PSInput, indices[i], shadRefl.refl.inputSignature[i].varName);
editor.SetName(PSInput, "__rd_PSInput");
editor.SetMemberName(PSInput, 0, "dummy");
structStride = sizeof(Vec4f);
}
rdcspv::Id uint32Type = editor.DeclareType(rdcspv::scalar<uint32_t>());
rdcspv::Id floatType = editor.DeclareType(rdcspv::scalar<float>());
rdcspv::Id boolType = editor.DeclareType(rdcspv::scalar<bool>());
rdcspv::Id float4Type = editor.DeclareType(rdcspv::Vector(rdcspv::scalar<float>(), 4));
rdcspv::Id float2Type = editor.DeclareType(rdcspv::Vector(rdcspv::scalar<float>(), 2));