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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", Type::kFloat_NumberKind, 4))
, 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, 3))
, 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, 2))
, 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, 1))
, 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, 1))
, 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))
, 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("$usvec", { fInvalid_Type.get(), fUShort2_Type.get(),
fUShort3_Type.get(), fUShort4_Type.get() }))
, fBVec_Type(new Type("$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"))
, fColorSpaceXform_Type(new Type("colorSpaceXform", *fFloat_Type, 4, 4))
, 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> 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> 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> fBVec_Type;
const std::unique_ptr<Type> fSkCaps_Type;
const std::unique_ptr<Type> fSkArgs_Type;
const std::unique_ptr<Type> fColorSpaceXform_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>";
}
typedef Expression INHERITED;
};
};
} // namespace
#endif