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// Copyright 2022 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_WRITER_GLSL_VERSION_H_
#define SRC_TINT_WRITER_GLSL_VERSION_H_
#include <cstdint>
namespace tint::writer::glsl {
/// A structure representing the version of GLSL to be generated.
struct Version {
/// Is this version desktop GLSL, or GLSL ES?
enum class Standard {
kDesktop,
kES,
};
/// Constructor
/// @param standard_ Desktop or ES
/// @param major_ the major version
/// @param minor_ the minor version
Version(Standard standard_, uint32_t major_, uint32_t minor_)
: standard(standard_), major_version(major_), minor_version(minor_) {}
/// Default constructor (see default values below)
Version() = default;
/// @returns true if this version is GLSL ES
bool IsES() const { return standard == Standard::kES; }
/// @returns true if this version is Desktop GLSL
bool IsDesktop() const { return standard == Standard::kDesktop; }
/// Desktop or ES
Standard standard = Standard::kES;
/// Major GLSL version
uint32_t major_version = 3;
/// Minor GLSL version
uint32_t minor_version = 1;
};
} // namespace tint::writer::glsl
#endif // SRC_TINT_WRITER_GLSL_VERSION_H_