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- /*
- * Copyright 2016 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- #ifndef SKSL_CONTEXT
- #define SKSL_CONTEXT
- #include "src/sksl/ir/SkSLExpression.h"
- #include "src/sksl/ir/SkSLType.h"
- namespace SkSL {
- /**
- * Contains compiler-wide objects, which currently means the core types.
- */
- class Context {
- public:
- Context()
- : fInvalid_Type(new Type("<INVALID>"))
- , fVoid_Type(new Type("void"))
- , fNull_Type(new Type("null"))
- , fFloatLiteral_Type(new Type("$floatLiteral", Type::kFloat_NumberKind, 3))
- , fIntLiteral_Type(new Type("$intLiteral", Type::kSigned_NumberKind, 1))
- , fDouble_Type(new Type("double", Type::kFloat_NumberKind, 6, true))
- , fDouble2_Type(new Type("double2", *fDouble_Type, 2))
- , fDouble3_Type(new Type("double3", *fDouble_Type, 3))
- , fDouble4_Type(new Type("double4", *fDouble_Type, 4))
- , fFloat_Type(new Type("float", Type::kFloat_NumberKind, 5, true))
- , fFloat2_Type(new Type("float2", *fFloat_Type, 2))
- , fFloat3_Type(new Type("float3", *fFloat_Type, 3))
- , fFloat4_Type(new Type("float4", *fFloat_Type, 4))
- , fHalf_Type(new Type("half", Type::kFloat_NumberKind, 4))
- , fHalf2_Type(new Type("half2", *fHalf_Type, 2))
- , fHalf3_Type(new Type("half3", *fHalf_Type, 3))
- , fHalf4_Type(new Type("half4", *fHalf_Type, 4))
- , fUInt_Type(new Type("uint", Type::kUnsigned_NumberKind, 2, true))
- , fUInt2_Type(new Type("uint2", *fUInt_Type, 2))
- , fUInt3_Type(new Type("uint3", *fUInt_Type, 3))
- , fUInt4_Type(new Type("uint4", *fUInt_Type, 4))
- , fInt_Type(new Type("int", Type::kSigned_NumberKind, 2, true))
- , fInt2_Type(new Type("int2", *fInt_Type, 2))
- , fInt3_Type(new Type("int3", *fInt_Type, 3))
- , fInt4_Type(new Type("int4", *fInt_Type, 4))
- , fUShort_Type(new Type("ushort", Type::kUnsigned_NumberKind, 0))
- , fUShort2_Type(new Type("ushort2", *fUShort_Type, 2))
- , fUShort3_Type(new Type("ushort3", *fUShort_Type, 3))
- , fUShort4_Type(new Type("ushort4", *fUShort_Type, 4))
- , fShort_Type(new Type("short", Type::kSigned_NumberKind, 0))
- , fShort2_Type(new Type("short2", *fShort_Type, 2))
- , fShort3_Type(new Type("short3", *fShort_Type, 3))
- , fShort4_Type(new Type("short4", *fShort_Type, 4))
- , fUByte_Type(new Type("ubyte", Type::kUnsigned_NumberKind, 0))
- , fUByte2_Type(new Type("ubyte2", *fUByte_Type, 2))
- , fUByte3_Type(new Type("ubyte3", *fUByte_Type, 3))
- , fUByte4_Type(new Type("ubyte4", *fUByte_Type, 4))
- , fByte_Type(new Type("byte", Type::kSigned_NumberKind, 0))
- , fByte2_Type(new Type("byte2", *fByte_Type, 2))
- , fByte3_Type(new Type("byte3", *fByte_Type, 3))
- , fByte4_Type(new Type("byte4", *fByte_Type, 4))
- , fBool_Type(new Type("bool", Type::kNonnumeric_NumberKind, -1))
- , fBool2_Type(new Type("bool2", *fBool_Type, 2))
- , fBool3_Type(new Type("bool3", *fBool_Type, 3))
- , fBool4_Type(new Type("bool4", *fBool_Type, 4))
- , fFloat2x2_Type(new Type("float2x2", *fFloat_Type, 2, 2))
- , fFloat2x3_Type(new Type("float2x3", *fFloat_Type, 2, 3))
- , fFloat2x4_Type(new Type("float2x4", *fFloat_Type, 2, 4))
- , fFloat3x2_Type(new Type("float3x2", *fFloat_Type, 3, 2))
- , fFloat3x3_Type(new Type("float3x3", *fFloat_Type, 3, 3))
- , fFloat3x4_Type(new Type("float3x4", *fFloat_Type, 3, 4))
- , fFloat4x2_Type(new Type("float4x2", *fFloat_Type, 4, 2))
- , fFloat4x3_Type(new Type("float4x3", *fFloat_Type, 4, 3))
- , fFloat4x4_Type(new Type("float4x4", *fFloat_Type, 4, 4))
- , fHalf2x2_Type(new Type("half2x2", *fHalf_Type, 2, 2))
- , fHalf2x3_Type(new Type("half2x3", *fHalf_Type, 2, 3))
- , fHalf2x4_Type(new Type("half2x4", *fHalf_Type, 2, 4))
- , fHalf3x2_Type(new Type("half3x2", *fHalf_Type, 3, 2))
- , fHalf3x3_Type(new Type("half3x3", *fHalf_Type, 3, 3))
- , fHalf3x4_Type(new Type("half3x4", *fHalf_Type, 3, 4))
- , fHalf4x2_Type(new Type("half4x2", *fHalf_Type, 4, 2))
- , fHalf4x3_Type(new Type("half4x3", *fHalf_Type, 4, 3))
- , fHalf4x4_Type(new Type("half4x4", *fHalf_Type, 4, 4))
- , fDouble2x2_Type(new Type("double2x2", *fDouble_Type, 2, 2))
- , fDouble2x3_Type(new Type("double2x3", *fDouble_Type, 2, 3))
- , fDouble2x4_Type(new Type("double2x4", *fDouble_Type, 2, 4))
- , fDouble3x2_Type(new Type("double3x2", *fDouble_Type, 3, 2))
- , fDouble3x3_Type(new Type("double3x3", *fDouble_Type, 3, 3))
- , fDouble3x4_Type(new Type("double3x4", *fDouble_Type, 3, 4))
- , fDouble4x2_Type(new Type("double4x2", *fDouble_Type, 4, 2))
- , fDouble4x3_Type(new Type("double4x3", *fDouble_Type, 4, 3))
- , fDouble4x4_Type(new Type("double4x4", *fDouble_Type, 4, 4))
- , fSampler1D_Type(new Type("sampler1D", SpvDim1D, false, false, false, true))
- , fSampler2D_Type(new Type("sampler2D", SpvDim2D, false, false, false, true))
- , fSampler3D_Type(new Type("sampler3D", SpvDim3D, false, false, false, true))
- , fSamplerExternalOES_Type(new Type("samplerExternalOES", SpvDim2D, false, false,
- false, true))
- , fSamplerCube_Type(new Type("samplerCube", SpvDimCube, false, false, false, true))
- , fSampler2DRect_Type(new Type("sampler2DRect", SpvDimRect, false, false, false, true))
- , fSampler1DArray_Type(new Type("sampler1DArray"))
- , fSampler2DArray_Type(new Type("sampler2DArray"))
- , fSamplerCubeArray_Type(new Type("samplerCubeArray"))
- , fSamplerBuffer_Type(new Type("samplerBuffer", SpvDimBuffer, false, false, false,
- true))
- , fSampler2DMS_Type(new Type("sampler2DMS"))
- , fSampler2DMSArray_Type(new Type("sampler2DMSArray"))
- , fSampler1DShadow_Type(new Type("sampler1DShadow"))
- , fSampler2DShadow_Type(new Type("sampler2DShadow"))
- , fSamplerCubeShadow_Type(new Type("samplerCubeShadow"))
- , fSampler2DRectShadow_Type(new Type("sampler2DRectShadow"))
- , fSampler1DArrayShadow_Type(new Type("sampler1DArrayShadow"))
- , fSampler2DArrayShadow_Type(new Type("sampler2DArrayShadow"))
- , fSamplerCubeArrayShadow_Type(new Type("samplerCubeArrayShadow"))
- // Related to below FIXME, gsampler*s don't currently expand to cover integer case.
- , fISampler2D_Type(new Type("isampler2D", SpvDim2D, false, false, false, true))
- // FIXME express these as "gimage2D" that expand to image2D, iimage2D, and uimage2D.
- , fImage2D_Type(new Type("image2D", SpvDim2D, false, false, false, true))
- , fIImage2D_Type(new Type("iimage2D", SpvDim2D, false, false, false, true))
- // FIXME express these as "gsubpassInput" that expand to subpassInput, isubpassInput,
- // and usubpassInput.
- , fSubpassInput_Type(new Type("subpassInput", SpvDimSubpassData, false, false,
- false, false))
- , fSubpassInputMS_Type(new Type("subpassInputMS", SpvDimSubpassData, false, false,
- true, false))
- // FIXME figure out what we're supposed to do with the gsampler et al. types)
- , fGSampler1D_Type(new Type("$gsampler1D", static_type(*fSampler1D_Type)))
- , fGSampler2D_Type(new Type("$gsampler2D", static_type(*fSampler2D_Type)))
- , fGSampler3D_Type(new Type("$gsampler3D", static_type(*fSampler3D_Type)))
- , fGSamplerCube_Type(new Type("$gsamplerCube", static_type(*fSamplerCube_Type)))
- , fGSampler2DRect_Type(new Type("$gsampler2DRect", static_type(*fSampler2DRect_Type)))
- , fGSampler1DArray_Type(new Type("$gsampler1DArray",
- static_type(*fSampler1DArray_Type)))
- , fGSampler2DArray_Type(new Type("$gsampler2DArray",
- static_type(*fSampler2DArray_Type)))
- , fGSamplerCubeArray_Type(new Type("$gsamplerCubeArray",
- static_type(*fSamplerCubeArray_Type)))
- , fGSamplerBuffer_Type(new Type("$gsamplerBuffer", static_type(*fSamplerBuffer_Type)))
- , fGSampler2DMS_Type(new Type("$gsampler2DMS", static_type(*fSampler2DMS_Type)))
- , fGSampler2DMSArray_Type(new Type("$gsampler2DMSArray",
- static_type(*fSampler2DMSArray_Type)))
- , fGSampler2DArrayShadow_Type(new Type("$gsampler2DArrayShadow",
- static_type(*fSampler2DArrayShadow_Type)))
- , fGSamplerCubeArrayShadow_Type(new Type("$gsamplerCubeArrayShadow",
- static_type(*fSamplerCubeArrayShadow_Type)))
- , fGenType_Type(new Type("$genType", { fFloat_Type.get(), fFloat2_Type.get(),
- fFloat3_Type.get(), fFloat4_Type.get() }))
- , fGenHType_Type(new Type("$genHType", { fHalf_Type.get(), fHalf2_Type.get(),
- fHalf3_Type.get(), fHalf4_Type.get() }))
- , fGenDType_Type(new Type("$genDType", { fDouble_Type.get(), fDouble2_Type.get(),
- fDouble3_Type.get(), fDouble4_Type.get() }))
- , fGenIType_Type(new Type("$genIType", { fInt_Type.get(), fInt2_Type.get(),
- fInt3_Type.get(), fInt4_Type.get() }))
- , fGenUType_Type(new Type("$genUType", { fUInt_Type.get(), fUInt2_Type.get(),
- fUInt3_Type.get(), fUInt4_Type.get() }))
- , fGenBType_Type(new Type("$genBType", { fBool_Type.get(), fBool2_Type.get(),
- fBool3_Type.get(), fBool4_Type.get() }))
- , fMat_Type(new Type("$mat", { fFloat2x2_Type.get(), fFloat2x3_Type.get(),
- fFloat2x4_Type.get(), fFloat3x2_Type.get(),
- fFloat3x3_Type.get(), fFloat3x4_Type.get(),
- fFloat4x2_Type.get(), fFloat4x3_Type.get(),
- fFloat4x4_Type.get(), fHalf2x2_Type.get(),
- fHalf2x3_Type.get(), fHalf2x4_Type.get(),
- fHalf3x2_Type.get(), fHalf3x3_Type.get(),
- fHalf3x4_Type.get(), fHalf4x2_Type.get(),
- fHalf4x3_Type.get(), fHalf4x4_Type.get(),
- fDouble2x2_Type.get(), fDouble2x3_Type.get(),
- fDouble2x4_Type.get(), fDouble3x2_Type.get(),
- fDouble3x3_Type.get(), fDouble3x4_Type.get(),
- fDouble4x2_Type.get(), fDouble4x3_Type.get(),
- fDouble4x4_Type.get() }))
- , fVec_Type(new Type("$vec", { fInvalid_Type.get(), fFloat2_Type.get(),
- fFloat3_Type.get(), fFloat4_Type.get() }))
- , fGVec_Type(new Type("$gvec"))
- , fGVec2_Type(new Type("$gfloat2"))
- , fGVec3_Type(new Type("$gfloat3"))
- , fGVec4_Type(new Type("$gfloat4", static_type(*fFloat4_Type)))
- , fHVec_Type(new Type("$hvec", { fInvalid_Type.get(), fHalf2_Type.get(),
- fHalf3_Type.get(), fHalf4_Type.get() }))
- , fDVec_Type(new Type("$dvec", { fInvalid_Type.get(), fDouble2_Type.get(),
- fDouble3_Type.get(), fDouble4_Type.get() }))
- , fIVec_Type(new Type("$ivec", { fInvalid_Type.get(), fInt2_Type.get(),
- fInt3_Type.get(), fInt4_Type.get() }))
- , fUVec_Type(new Type("$uvec", { fInvalid_Type.get(), fUInt2_Type.get(),
- fUInt3_Type.get(), fUInt4_Type.get() }))
- , fSVec_Type(new Type("$svec", { fInvalid_Type.get(), fShort2_Type.get(),
- fShort3_Type.get(), fShort4_Type.get() }))
- , fUSVec_Type(new Type("$usvec", { fInvalid_Type.get(), fUShort2_Type.get(),
- fUShort3_Type.get(), fUShort4_Type.get() }))
- , fByteVec_Type(new Type("$bytevec", { fInvalid_Type.get(), fByte2_Type.get(),
- fByte3_Type.get(), fByte4_Type.get() }))
- , fUByteVec_Type(new Type("$ubytevec", { fInvalid_Type.get(), fUByte2_Type.get(),
- fUByte3_Type.get(), fUByte4_Type.get() }))
- , fBVec_Type(new Type("$bvec", { fInvalid_Type.get(), fBool2_Type.get(),
- fBool3_Type.get(), fBool4_Type.get() }))
- , fSkCaps_Type(new Type("$sk_Caps"))
- , fSkArgs_Type(new Type("$sk_Args"))
- , fFragmentProcessor_Type(fp_type(fInt_Type.get(), fBool_Type.get()))
- , fSkRasterPipeline_Type(new Type("SkRasterPipeline"))
- , fDefined_Expression(new Defined(*fInvalid_Type)) {}
- static std::vector<const Type*> static_type(const Type& t) {
- return { &t, &t, &t, &t };
- }
- const std::unique_ptr<Type> fInvalid_Type;
- const std::unique_ptr<Type> fVoid_Type;
- const std::unique_ptr<Type> fNull_Type;
- const std::unique_ptr<Type> fFloatLiteral_Type;
- const std::unique_ptr<Type> fIntLiteral_Type;
- const std::unique_ptr<Type> fDouble_Type;
- const std::unique_ptr<Type> fDouble2_Type;
- const std::unique_ptr<Type> fDouble3_Type;
- const std::unique_ptr<Type> fDouble4_Type;
- const std::unique_ptr<Type> fFloat_Type;
- const std::unique_ptr<Type> fFloat2_Type;
- const std::unique_ptr<Type> fFloat3_Type;
- const std::unique_ptr<Type> fFloat4_Type;
- const std::unique_ptr<Type> fHalf_Type;
- const std::unique_ptr<Type> fHalf2_Type;
- const std::unique_ptr<Type> fHalf3_Type;
- const std::unique_ptr<Type> fHalf4_Type;
- const std::unique_ptr<Type> fUInt_Type;
- const std::unique_ptr<Type> fUInt2_Type;
- const std::unique_ptr<Type> fUInt3_Type;
- const std::unique_ptr<Type> fUInt4_Type;
- const std::unique_ptr<Type> fInt_Type;
- const std::unique_ptr<Type> fInt2_Type;
- const std::unique_ptr<Type> fInt3_Type;
- const std::unique_ptr<Type> fInt4_Type;
- const std::unique_ptr<Type> fUShort_Type;
- const std::unique_ptr<Type> fUShort2_Type;
- const std::unique_ptr<Type> fUShort3_Type;
- const std::unique_ptr<Type> fUShort4_Type;
- const std::unique_ptr<Type> fShort_Type;
- const std::unique_ptr<Type> fShort2_Type;
- const std::unique_ptr<Type> fShort3_Type;
- const std::unique_ptr<Type> fShort4_Type;
- const std::unique_ptr<Type> fUByte_Type;
- const std::unique_ptr<Type> fUByte2_Type;
- const std::unique_ptr<Type> fUByte3_Type;
- const std::unique_ptr<Type> fUByte4_Type;
- const std::unique_ptr<Type> fByte_Type;
- const std::unique_ptr<Type> fByte2_Type;
- const std::unique_ptr<Type> fByte3_Type;
- const std::unique_ptr<Type> fByte4_Type;
- const std::unique_ptr<Type> fBool_Type;
- const std::unique_ptr<Type> fBool2_Type;
- const std::unique_ptr<Type> fBool3_Type;
- const std::unique_ptr<Type> fBool4_Type;
- const std::unique_ptr<Type> fFloat2x2_Type;
- const std::unique_ptr<Type> fFloat2x3_Type;
- const std::unique_ptr<Type> fFloat2x4_Type;
- const std::unique_ptr<Type> fFloat3x2_Type;
- const std::unique_ptr<Type> fFloat3x3_Type;
- const std::unique_ptr<Type> fFloat3x4_Type;
- const std::unique_ptr<Type> fFloat4x2_Type;
- const std::unique_ptr<Type> fFloat4x3_Type;
- const std::unique_ptr<Type> fFloat4x4_Type;
- const std::unique_ptr<Type> fHalf2x2_Type;
- const std::unique_ptr<Type> fHalf2x3_Type;
- const std::unique_ptr<Type> fHalf2x4_Type;
- const std::unique_ptr<Type> fHalf3x2_Type;
- const std::unique_ptr<Type> fHalf3x3_Type;
- const std::unique_ptr<Type> fHalf3x4_Type;
- const std::unique_ptr<Type> fHalf4x2_Type;
- const std::unique_ptr<Type> fHalf4x3_Type;
- const std::unique_ptr<Type> fHalf4x4_Type;
- const std::unique_ptr<Type> fDouble2x2_Type;
- const std::unique_ptr<Type> fDouble2x3_Type;
- const std::unique_ptr<Type> fDouble2x4_Type;
- const std::unique_ptr<Type> fDouble3x2_Type;
- const std::unique_ptr<Type> fDouble3x3_Type;
- const std::unique_ptr<Type> fDouble3x4_Type;
- const std::unique_ptr<Type> fDouble4x2_Type;
- const std::unique_ptr<Type> fDouble4x3_Type;
- const std::unique_ptr<Type> fDouble4x4_Type;
- const std::unique_ptr<Type> fSampler1D_Type;
- const std::unique_ptr<Type> fSampler2D_Type;
- const std::unique_ptr<Type> fSampler3D_Type;
- const std::unique_ptr<Type> fSamplerExternalOES_Type;
- const std::unique_ptr<Type> fSamplerCube_Type;
- const std::unique_ptr<Type> fSampler2DRect_Type;
- const std::unique_ptr<Type> fSampler1DArray_Type;
- const std::unique_ptr<Type> fSampler2DArray_Type;
- const std::unique_ptr<Type> fSamplerCubeArray_Type;
- const std::unique_ptr<Type> fSamplerBuffer_Type;
- const std::unique_ptr<Type> fSampler2DMS_Type;
- const std::unique_ptr<Type> fSampler2DMSArray_Type;
- const std::unique_ptr<Type> fSampler1DShadow_Type;
- const std::unique_ptr<Type> fSampler2DShadow_Type;
- const std::unique_ptr<Type> fSamplerCubeShadow_Type;
- const std::unique_ptr<Type> fSampler2DRectShadow_Type;
- const std::unique_ptr<Type> fSampler1DArrayShadow_Type;
- const std::unique_ptr<Type> fSampler2DArrayShadow_Type;
- const std::unique_ptr<Type> fSamplerCubeArrayShadow_Type;
- const std::unique_ptr<Type> fISampler2D_Type;
- const std::unique_ptr<Type> fImage2D_Type;
- const std::unique_ptr<Type> fIImage2D_Type;
- const std::unique_ptr<Type> fSubpassInput_Type;
- const std::unique_ptr<Type> fSubpassInputMS_Type;
- const std::unique_ptr<Type> fGSampler1D_Type;
- const std::unique_ptr<Type> fGSampler2D_Type;
- const std::unique_ptr<Type> fGSampler3D_Type;
- const std::unique_ptr<Type> fGSamplerCube_Type;
- const std::unique_ptr<Type> fGSampler2DRect_Type;
- const std::unique_ptr<Type> fGSampler1DArray_Type;
- const std::unique_ptr<Type> fGSampler2DArray_Type;
- const std::unique_ptr<Type> fGSamplerCubeArray_Type;
- const std::unique_ptr<Type> fGSamplerBuffer_Type;
- const std::unique_ptr<Type> fGSampler2DMS_Type;
- const std::unique_ptr<Type> fGSampler2DMSArray_Type;
- const std::unique_ptr<Type> fGSampler2DArrayShadow_Type;
- const std::unique_ptr<Type> fGSamplerCubeArrayShadow_Type;
- const std::unique_ptr<Type> fGenType_Type;
- const std::unique_ptr<Type> fGenHType_Type;
- const std::unique_ptr<Type> fGenDType_Type;
- const std::unique_ptr<Type> fGenIType_Type;
- const std::unique_ptr<Type> fGenUType_Type;
- const std::unique_ptr<Type> fGenBType_Type;
- const std::unique_ptr<Type> fMat_Type;
- const std::unique_ptr<Type> fVec_Type;
- const std::unique_ptr<Type> fGVec_Type;
- const std::unique_ptr<Type> fGVec2_Type;
- const std::unique_ptr<Type> fGVec3_Type;
- const std::unique_ptr<Type> fGVec4_Type;
- const std::unique_ptr<Type> fHVec_Type;
- const std::unique_ptr<Type> fDVec_Type;
- const std::unique_ptr<Type> fIVec_Type;
- const std::unique_ptr<Type> fUVec_Type;
- const std::unique_ptr<Type> fSVec_Type;
- const std::unique_ptr<Type> fUSVec_Type;
- const std::unique_ptr<Type> fByteVec_Type;
- const std::unique_ptr<Type> fUByteVec_Type;
- const std::unique_ptr<Type> fBVec_Type;
- const std::unique_ptr<Type> fSkCaps_Type;
- const std::unique_ptr<Type> fSkArgs_Type;
- const std::unique_ptr<Type> fFragmentProcessor_Type;
- const std::unique_ptr<Type> fSkRasterPipeline_Type;
- // dummy expression used to mark that a variable has a value during dataflow analysis (when it
- // could have several different values, or the analyzer is otherwise unable to assign it a
- // specific expression)
- const std::unique_ptr<Expression> fDefined_Expression;
- private:
- class Defined : public Expression {
- public:
- Defined(const Type& type)
- : INHERITED(-1, kDefined_Kind, type) {}
- bool hasSideEffects() const override {
- return false;
- }
- String description() const override {
- return "<defined>";
- }
- std::unique_ptr<Expression> clone() const override {
- return std::unique_ptr<Expression>(new Defined(fType));
- }
- typedef Expression INHERITED;
- };
- static std::unique_ptr<Type> fp_type(const Type* intType, const Type* boolType) {
- // Build fields for FragmentProcessors, which should parallel the
- // C++ API for GrFragmentProcessor.
- Modifiers mods(Layout(), Modifiers::kConst_Flag);
- std::vector<Type::Field> fields = {
- Type::Field(mods, "numTextureSamplers", intType),
- Type::Field(mods, "numCoordTransforms", intType),
- Type::Field(mods, "numChildProcessors", intType),
- Type::Field(mods, "usesLocalCoords", boolType),
- Type::Field(mods, "compatibleWithCoverageAsAlpha", boolType),
- Type::Field(mods, "preservesOpaqueInput", boolType),
- Type::Field(mods, "hasConstantOutputForConstantInput", boolType)
- };
- return std::unique_ptr<Type>(new Type("fragmentProcessor", fields));
- }
- };
- } // namespace
- #endif
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