mirror of https://github.com/AxioDL/metaforce.git
48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
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#ifndef HECLBACKEND_METAL_HPP
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#define HECLBACKEND_METAL_HPP
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#if __APPLE__
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#include "ProgrammableCommon.hpp"
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#include <Availability.h>
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#if __MAC_OS_X_VERSION_MAX_ALLOWED >= 101100
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#define HECL_HAS_METAL 1
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namespace HECL
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{
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namespace Backend
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{
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struct Metal : ProgrammableCommon
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{
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void reset(const IR& ir, Diagnostics& diag);
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std::string makeVert(unsigned col, unsigned uv, unsigned w,
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unsigned skinSlots, unsigned texMtxs) const;
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std::string makeFrag(const ShaderFunction& lighting=ShaderFunction()) const;
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std::string makeFrag(const ShaderFunction& lighting,
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const ShaderFunction& post) const;
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private:
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std::string GenerateVertInStruct(unsigned col, unsigned uv, unsigned w) const;
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std::string GenerateVertToFragStruct() const;
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std::string GenerateVertUniformStruct(unsigned skinSlots, unsigned texMtxs) const;
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std::string EmitVec3(const atVec4f& vec) const
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{
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return HECL::Format("float3(%g,%g,%g)", vec.vec[0], vec.vec[1], vec.vec[2]);
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}
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std::string EmitTexGenSource2(TexGenSrc src, int uvIdx) const;
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std::string EmitTexGenSource4(TexGenSrc src, int uvIdx) const;
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};
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}
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}
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#else
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#define HECL_HAS_METAL 0
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#endif
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#endif // __APPLE__
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#endif // HECLBACKEND_METAL_HPP
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