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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.
#include "src/writer/hlsl/generator.h"
#include "src/writer/hlsl/generator_impl.h"
namespace tint {
namespace writer {
namespace hlsl {
Result::Result() = default;
Result::~Result() = default;
Result::Result(const Result&) = default;
Result Generate(const Program* program, const Options& options) {
Result result;
// Sanitize the program.
auto sanitized_result = Sanitize(program, options.root_constant_binding_point,
options.disable_workgroup_init);
if (!sanitized_result.program.IsValid()) {
result.success = false;
result.error = sanitized_result.program.Diagnostics().str();
return result;
}
// Generate the HLSL code.
auto impl = std::make_unique<GeneratorImpl>(&sanitized_result.program);
result.success = impl->Generate();
result.error = impl->error();
result.hlsl = impl->result();
// Collect the list of entry points in the sanitized program.
for (auto* func : sanitized_result.program.AST().Functions()) {
if (func->IsEntryPoint()) {
auto name = sanitized_result.program.Symbols().NameFor(func->symbol);
result.entry_points.push_back({name, func->PipelineStage()});
}
}
return result;
}
} // namespace hlsl
} // namespace writer
} // namespace tint