18bf80f4bSopenharmony_ci/*
28bf80f4bSopenharmony_ci * Copyright (c) 2024 Huawei Device Co., Ltd.
38bf80f4bSopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License");
48bf80f4bSopenharmony_ci * you may not use this file except in compliance with the License.
58bf80f4bSopenharmony_ci * You may obtain a copy of the License at
68bf80f4bSopenharmony_ci *
78bf80f4bSopenharmony_ci *     http://www.apache.org/licenses/LICENSE-2.0
88bf80f4bSopenharmony_ci *
98bf80f4bSopenharmony_ci * Unless required by applicable law or agreed to in writing, software
108bf80f4bSopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS,
118bf80f4bSopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
128bf80f4bSopenharmony_ci * See the License for the specific language governing permissions and
138bf80f4bSopenharmony_ci * limitations under the License.
148bf80f4bSopenharmony_ci */
158bf80f4bSopenharmony_ci
168bf80f4bSopenharmony_ci#include "resource_handle_impl.h"
178bf80f4bSopenharmony_ci
188bf80f4bSopenharmony_ci#include "device/gpu_resource_handle_util.h"
198bf80f4bSopenharmony_ci
208bf80f4bSopenharmony_ciRENDER_BEGIN_NAMESPACE()
218bf80f4bSopenharmony_civoid RenderReferenceCounter::Ref()
228bf80f4bSopenharmony_ci{
238bf80f4bSopenharmony_ci    refcnt_.fetch_add(1, std::memory_order_relaxed);
248bf80f4bSopenharmony_ci}
258bf80f4bSopenharmony_ci
268bf80f4bSopenharmony_civoid RenderReferenceCounter::Unref()
278bf80f4bSopenharmony_ci{
288bf80f4bSopenharmony_ci    if (std::atomic_fetch_sub_explicit(&refcnt_, 1, std::memory_order_release) == 1) {
298bf80f4bSopenharmony_ci        std::atomic_thread_fence(std::memory_order_acquire);
308bf80f4bSopenharmony_ci        delete this;
318bf80f4bSopenharmony_ci    }
328bf80f4bSopenharmony_ci}
338bf80f4bSopenharmony_ci
348bf80f4bSopenharmony_ciint32_t RenderReferenceCounter::GetRefCount() const
358bf80f4bSopenharmony_ci{
368bf80f4bSopenharmony_ci    return refcnt_.load();
378bf80f4bSopenharmony_ci}
388bf80f4bSopenharmony_ciRENDER_END_NAMESPACE()
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