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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 "ir/SkSLType.h"
#include "ir/SkSLExpression.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"))
, fDouble_Type(new Type("double", true))
, fDVec2_Type(new Type("dvec2", *fDouble_Type, 2))
, fDVec3_Type(new Type("dvec3", *fDouble_Type, 3))
, fDVec4_Type(new Type("dvec4", *fDouble_Type, 4))
, fFloat_Type(new Type("float", true, { fDouble_Type.get() }))
, fVec2_Type(new Type("vec2", *fFloat_Type, 2))
, fVec3_Type(new Type("vec3", *fFloat_Type, 3))
, fVec4_Type(new Type("vec4", *fFloat_Type, 4))
, fUInt_Type(new Type("uint", true, { fFloat_Type.get(), fDouble_Type.get() }))
, fUVec2_Type(new Type("uvec2", *fUInt_Type, 2))
, fUVec3_Type(new Type("uvec3", *fUInt_Type, 3))
, fUVec4_Type(new Type("uvec4", *fUInt_Type, 4))
, fInt_Type(new Type("int", true, { fUInt_Type.get(), fFloat_Type.get(), fDouble_Type.get() }))
, fIVec2_Type(new Type("ivec2", *fInt_Type, 2))
, fIVec3_Type(new Type("ivec3", *fInt_Type, 3))
, fIVec4_Type(new Type("ivec4", *fInt_Type, 4))
, fBool_Type(new Type("bool", false))
, fBVec2_Type(new Type("bvec2", *fBool_Type, 2))
, fBVec3_Type(new Type("bvec3", *fBool_Type, 3))
, fBVec4_Type(new Type("bvec4", *fBool_Type, 4))
, fMat2x2_Type(new Type("mat2", *fFloat_Type, 2, 2))
, fMat2x3_Type(new Type("mat2x3", *fFloat_Type, 2, 3))
, fMat2x4_Type(new Type("mat2x4", *fFloat_Type, 2, 4))
, fMat3x2_Type(new Type("mat3x2", *fFloat_Type, 3, 2))
, fMat3x3_Type(new Type("mat3", *fFloat_Type, 3, 3))
, fMat3x4_Type(new Type("mat3x4", *fFloat_Type, 3, 4))
, fMat4x2_Type(new Type("mat4x2", *fFloat_Type, 4, 2))
, fMat4x3_Type(new Type("mat4x3", *fFloat_Type, 4, 3))
, fMat4x4_Type(new Type("mat4", *fFloat_Type, 4, 4))
, fDMat2x2_Type(new Type("dmat2", *fFloat_Type, 2, 2))
, fDMat2x3_Type(new Type("dmat2x3", *fFloat_Type, 2, 3))
, fDMat2x4_Type(new Type("dmat2x4", *fFloat_Type, 2, 4))
, fDMat3x2_Type(new Type("dmat3x2", *fFloat_Type, 3, 2))
, fDMat3x3_Type(new Type("dmat3", *fFloat_Type, 3, 3))
, fDMat3x4_Type(new Type("dmat3x4", *fFloat_Type, 3, 4))
, fDMat4x2_Type(new Type("dmat4x2", *fFloat_Type, 4, 2))
, fDMat4x3_Type(new Type("dmat4x3", *fFloat_Type, 4, 3))
, fDMat4x4_Type(new Type("dmat4", *fFloat_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"))
, fSampler2DRect_Type(new Type("sampler2DRect"))
, fSampler1DArray_Type(new Type("sampler1DArray"))
, fSampler2DArray_Type(new Type("sampler2DArray"))
, fSamplerCubeArray_Type(new Type("samplerCubeArray"))
, fSamplerBuffer_Type(new Type("samplerBuffer"))
, 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 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(), fVec2_Type.get(), fVec3_Type.get(),
fVec4_Type.get() }))
, fGenDType_Type(new Type("$genDType", { fDouble_Type.get(), fDVec2_Type.get(),
fDVec3_Type.get(), fDVec4_Type.get() }))
, fGenIType_Type(new Type("$genIType", { fInt_Type.get(), fIVec2_Type.get(), fIVec3_Type.get(),
fIVec4_Type.get() }))
, fGenUType_Type(new Type("$genUType", { fUInt_Type.get(), fUVec2_Type.get(), fUVec3_Type.get(),
fUVec4_Type.get() }))
, fGenBType_Type(new Type("$genBType", { fBool_Type.get(), fBVec2_Type.get(), fBVec3_Type.get(),
fBVec4_Type.get() }))
, fMat_Type(new Type("$mat"))
, fVec_Type(new Type("$vec", { fInvalid_Type.get(), fVec2_Type.get(), fVec3_Type.get(),
fVec4_Type.get() }))
, fGVec_Type(new Type("$gvec"))
, fGVec2_Type(new Type("$gvec2"))
, fGVec3_Type(new Type("$gvec3"))
, fGVec4_Type(new Type("$gvec4", static_type(*fVec4_Type)))
, fDVec_Type(new Type("$dvec", { fInvalid_Type.get(), fDVec2_Type.get(), fDVec3_Type.get(),
fDVec4_Type.get() }))
, fIVec_Type(new Type("$ivec", { fInvalid_Type.get(), fIVec2_Type.get(), fIVec3_Type.get(),
fIVec4_Type.get() }))
, fUVec_Type(new Type("$uvec", { fInvalid_Type.get(), fUVec2_Type.get(), fUVec3_Type.get(),
fUVec4_Type.get() }))
, fBVec_Type(new Type("$bvec", { fInvalid_Type.get(), fBVec2_Type.get(), fBVec3_Type.get(),
fBVec4_Type.get() }))
, 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> fDouble_Type;
const std::unique_ptr<Type> fDVec2_Type;
const std::unique_ptr<Type> fDVec3_Type;
const std::unique_ptr<Type> fDVec4_Type;
const std::unique_ptr<Type> fFloat_Type;
const std::unique_ptr<Type> fVec2_Type;
const std::unique_ptr<Type> fVec3_Type;
const std::unique_ptr<Type> fVec4_Type;
const std::unique_ptr<Type> fUInt_Type;
const std::unique_ptr<Type> fUVec2_Type;
const std::unique_ptr<Type> fUVec3_Type;
const std::unique_ptr<Type> fUVec4_Type;
const std::unique_ptr<Type> fInt_Type;
const std::unique_ptr<Type> fIVec2_Type;
const std::unique_ptr<Type> fIVec3_Type;
const std::unique_ptr<Type> fIVec4_Type;
const std::unique_ptr<Type> fBool_Type;
const std::unique_ptr<Type> fBVec2_Type;
const std::unique_ptr<Type> fBVec3_Type;
const std::unique_ptr<Type> fBVec4_Type;
const std::unique_ptr<Type> fMat2x2_Type;
const std::unique_ptr<Type> fMat2x3_Type;
const std::unique_ptr<Type> fMat2x4_Type;
const std::unique_ptr<Type> fMat3x2_Type;
const std::unique_ptr<Type> fMat3x3_Type;
const std::unique_ptr<Type> fMat3x4_Type;
const std::unique_ptr<Type> fMat4x2_Type;
const std::unique_ptr<Type> fMat4x3_Type;
const std::unique_ptr<Type> fMat4x4_Type;
const std::unique_ptr<Type> fDMat2x2_Type;
const std::unique_ptr<Type> fDMat2x3_Type;
const std::unique_ptr<Type> fDMat2x4_Type;
const std::unique_ptr<Type> fDMat3x2_Type;
const std::unique_ptr<Type> fDMat3x3_Type;
const std::unique_ptr<Type> fDMat3x4_Type;
const std::unique_ptr<Type> fDMat4x2_Type;
const std::unique_ptr<Type> fDMat4x3_Type;
const std::unique_ptr<Type> fDMat4x4_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> 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> 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> fDVec_Type;
const std::unique_ptr<Type> fIVec_Type;
const std::unique_ptr<Type> fUVec_Type;
const std::unique_ptr<Type> fBVec_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(Position(), kDefined_Kind, type) {}
virtual std::string description() const override {
return "<defined>";
}
typedef Expression INHERITED;
};
};
} // namespace
#endif
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