// Copyright 2020 The Tint Authors. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #ifndef SRC_TINT_SEM_SAMPLER_H_ #define SRC_TINT_SEM_SAMPLER_H_ #include #include "src/tint/ast/sampler.h" #include "src/tint/sem/type.h" namespace tint::sem { /// A sampler type. class Sampler final : public Castable { public: /// Constructor /// @param kind the kind of sampler explicit Sampler(ast::SamplerKind kind); /// Move constructor Sampler(Sampler&&); ~Sampler() override; /// @returns a hash of the type. size_t Hash() const override; /// @param other the other type to compare against /// @returns true if the this type is equal to the given type bool Equals(const Type& other) const override; /// @returns the sampler type ast::SamplerKind kind() const { return kind_; } /// @returns true if this is a comparison sampler bool IsComparison() const { return kind_ == ast::SamplerKind::kComparisonSampler; } /// @param symbols the program's symbol table /// @returns the name for this type that closely resembles how it would be /// declared in WGSL. std::string FriendlyName(const SymbolTable& symbols) const override; private: ast::SamplerKind const kind_; }; } // namespace tint::sem #endif // SRC_TINT_SEM_SAMPLER_H_