shader_key.cc

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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#include "impeller/renderer/shader_key.h"
 
#include <atomic>
#include <cstdint>
 
#include "third_party/abseil-cpp/absl/strings/str_cat.h"
 
namespace impeller {
 
std::string ShaderKey::MakeFallbackLibraryId() {
  static std::atomic<uint64_t> counter{0};
  return absl::StrCat("auto:", counter.fetch_add(1, std::memory_order_relaxed));
}
 
std::string ShaderKey::MakeUserScopedName(std::string_view scope,
                                          std::string_view library_id,
                                          std::string_view entrypoint) {
  return absl::StrCat(scope, ":", library_id, ":", entrypoint);
}
 
}  // namespace impeller