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// 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_WRITER_WGSL_GENERATOR_H_
#define SRC_WRITER_WGSL_GENERATOR_H_
#include <memory>
#include <string>
#include "src/writer/text.h"
#include "src/writer/wgsl/generator_impl.h"
namespace tint {
namespace writer {
namespace wgsl {
/// Class to generate WGSL source
class Generator : public Text {
public:
/// Constructor
/// DEPRECATED
/// @param module the module to convert
explicit Generator(ast::Module module);
/// Constructor
/// @param module the module to convert
explicit Generator(ast::Module* module);
~Generator() override;
/// Resets the generator
void Reset() override;
/// Generates the result data
/// @returns true on successful generation; false otherwise
bool Generate() override;
/// Converts a single entry point
/// @param stage the pipeline stage
/// @param name the entry point name
/// @returns true on succes; false on failure
bool GenerateEntryPoint(ast::PipelineStage stage,
const std::string& name) override;
/// @returns the result data
std::string result() const override;
/// @returns the error
std::string error() const;
private:
std::unique_ptr<GeneratorImpl> impl_;
};
} // namespace wgsl
} // namespace writer
} // namespace tint
#endif // SRC_WRITER_WGSL_GENERATOR_H_