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HLSL reflection fix

This commit is contained in:
Jack Andersen 2017-03-26 08:21:01 -10:00
parent b860d962ae
commit 21e2a26e36
4 changed files with 24 additions and 15 deletions
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8
hecl/include/hecl/Backend/HLSL.hpp
View File

@ -16,15 +16,15 @@ struct HLSL : ProgrammableCommon
const TextureInfo* extTexs, ReflectionType reflectionType) const;
std::string makeFrag(bool alphaTest, ReflectionType reflectionType,
const ShaderFunction& lighting=ShaderFunction()) const;
std::string makeFrag(bool alphaTest, const ShaderFunction& lighting,
ReflectionType reflectionType,
std::string makeFrag(bool alphaTest, ReflectionType reflectionType,
const ShaderFunction& lighting,
const ShaderFunction& post, size_t extTexCount,
const TextureInfo* extTexs) const;
private:
std::string GenerateVertInStruct(unsigned col, unsigned uv, unsigned w) const;
std::string GenerateVertToFragStruct(size_t extTexCount, ReflectionType reflectionType) const;
std::string GenerateVertUniformStruct(unsigned skinSlots, unsigned texMtxs, ReflectionType reflectionType) const;
std::string GenerateVertToFragStruct(size_t extTexCount, bool reflectionCoords) const;
std::string GenerateVertUniformStruct(unsigned skinSlots, unsigned texMtxs, bool reflectionCoords) const;
std::string GenerateAlphaTest() const;
std::string GenerateReflectionExpr(ReflectionType type) const;

12
hecl/lib/Backend/GLSL.cpp
View File

@ -136,6 +136,7 @@ std::string GLSL::GenerateReflectionExpr(ReflectionType type) const
switch (type)
{
case ReflectionType::None:
default:
return "vec3(0.0, 0.0, 0.0);\n";
case ReflectionType::Simple:
return "texture(reflectionTex, vtf.reflectTcgs[1]).rgb * vtf.reflectAlpha;\n";
@ -637,10 +638,12 @@ struct SPIRVBackendFactory : IShaderBackendFactory
std::string vertSource =
m_backend.makeVert("#version 330",
tag.getColorCount(), tag.getUvCount(), tag.getWeightCount(),
tag.getSkinSlotCount(), tag.getTexMtxCount(), 0, nullptr);
tag.getSkinSlotCount(), tag.getTexMtxCount(), 0, nullptr,
tag.getReflectionType());
std::string fragSource = m_backend.makeFrag("#version 330",
tag.getDepthWrite() && m_backend.m_blendDst == hecl::Backend::BlendFactor::InvSrcAlpha);
tag.getDepthWrite() && m_backend.m_blendDst == hecl::Backend::BlendFactor::InvSrcAlpha,
tag.getReflectionType());
std::vector<unsigned int> vertBlob;
std::vector<unsigned int> fragBlob;
@ -762,11 +765,12 @@ struct SPIRVBackendFactory : IShaderBackendFactory
std::string vertSource =
m_backend.makeVert("#version 330",
tag.getColorCount(), tag.getUvCount(), tag.getWeightCount(),
tag.getSkinSlotCount(), tag.getTexMtxCount(), slot.texCount, slot.texs);
tag.getSkinSlotCount(), tag.getTexMtxCount(), slot.texCount, slot.texs,
tag.getReflectionType());
std::string fragSource = m_backend.makeFrag("#version 330",
tag.getDepthWrite() && m_backend.m_blendDst == hecl::Backend::BlendFactor::InvSrcAlpha,
slot.lighting, slot.post, slot.texCount, slot.texs);
tag.getReflectionType(), slot.lighting, slot.post, slot.texCount, slot.texs);
pipeBlobs.emplace_back();
Blobs& pipeBlob = pipeBlobs.back();
boo::IShaderPipeline* ret =

18
hecl/lib/Backend/HLSL.cpp
View File

@ -61,7 +61,7 @@ std::string HLSL::GenerateVertInStruct(unsigned col, unsigned uv, unsigned w) co
return retval + "};\n";
}
std::string HLSL::GenerateVertToFragStruct(size_t extTexCount, ReflectionType reflectionType) const
std::string HLSL::GenerateVertToFragStruct(size_t extTexCount, bool reflectionCoords) const
{
std::string retval =
"struct VertToFrag\n"
@ -82,7 +82,7 @@ std::string HLSL::GenerateVertToFragStruct(size_t extTexCount, ReflectionType re
return retval + "};\n";
}
std::string HLSL::GenerateVertUniformStruct(unsigned skinSlots, unsigned texMtxs, ReflectionType reflectionType) const
std::string HLSL::GenerateVertUniformStruct(unsigned skinSlots, unsigned texMtxs, bool reflectionCoords) const
{
if (skinSlots == 0)
skinSlots = 1;
@ -129,6 +129,7 @@ std::string HLSL::GenerateReflectionExpr(ReflectionType type) const
switch (type)
{
case ReflectionType::None:
default:
return "float3(0.0, 0.0, 0.0);\n";
case ReflectionType::Simple:
return "reflectionTex.Sample(samp, vtf.reflectTcgs[1]).rgb * vtf.reflectAlpha;\n";
@ -202,7 +203,7 @@ std::string HLSL::makeVert(unsigned col, unsigned uv, unsigned w,
extTex.mtxIdx, EmitTexGenSource4(extTex.src, extTex.uvIdx).c_str());
}
if (reflectionCoords)
if (reflectionType != ReflectionType::None)
retval += " vtf.reflectTcgs[0] = normalize(mul(indMtx, float4(v.posIn, 1.0)).xz) * float2(0.5, 0.5) + float2(0.5, 0.5);\n"
" vtf.reflectTcgs[1] = mul(reflectMtx, float4(v.posIn, 1.0)).xy;\n"
" vtf.reflectAlpha = reflectAlpha;\n";
@ -358,9 +359,11 @@ struct HLSLBackendFactory : IShaderBackendFactory
std::string vertSource =
m_backend.makeVert(tag.getColorCount(), tag.getUvCount(), tag.getWeightCount(),
tag.getSkinSlotCount(), tag.getTexMtxCount(), 0, nullptr);
tag.getSkinSlotCount(), tag.getTexMtxCount(), 0, nullptr,
tag.getReflectionType());
std::string fragSource = m_backend.makeFrag(tag.getDepthWrite() && m_backend.m_blendDst == hecl::Backend::BlendFactor::InvSrcAlpha);
std::string fragSource = m_backend.makeFrag(tag.getDepthWrite() && m_backend.m_blendDst == hecl::Backend::BlendFactor::InvSrcAlpha,
tag.getReflectionType());
ComPtr<ID3DBlob> vertBlob;
ComPtr<ID3DBlob> fragBlob;
ComPtr<ID3DBlob> pipelineBlob;
@ -495,10 +498,11 @@ struct HLSLBackendFactory : IShaderBackendFactory
{
std::string vertSource =
m_backend.makeVert(tag.getColorCount(), tag.getUvCount(), tag.getWeightCount(),
tag.getSkinSlotCount(), tag.getTexMtxCount(), slot.texCount, slot.texs);
tag.getSkinSlotCount(), tag.getTexMtxCount(), slot.texCount, slot.texs,
tag.getReflectionType());
std::string fragSource = m_backend.makeFrag(tag.getDepthWrite() && m_backend.m_blendDst == hecl::Backend::BlendFactor::InvSrcAlpha,
slot.lighting, slot.post, slot.texCount, slot.texs);
tag.getReflectionType(), slot.lighting, slot.post, slot.texCount, slot.texs);
pipeBlobs.emplace_back();
Blobs& thisPipeBlobs = pipeBlobs.back();

1
hecl/lib/Backend/Metal.cpp
View File

@ -134,6 +134,7 @@ std::string Metal::GenerateReflectionExpr(ReflectionType type) const
switch (type)
{
case ReflectionType::None:
default:
return "float3(0.0, 0.0, 0.0);\n";
case ReflectionType::Simple:
return "reflectionTex.sample(samp, vtf.reflectTcgs1).rgb * vtf.reflectAlpha;\n";