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/*
* Copyright 2021 The Android Open Source Project
*
* 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 <log/log.h>
#include <renderengine/RenderEngine.h>
#include <renderengine/impl/ExternalTexture.h>
#include <ui/GraphicBuffer.h>
#include <utils/Trace.h>
namespace android::renderengine::impl {
ExternalTexture::ExternalTexture(const sp<GraphicBuffer>& buffer,
renderengine::RenderEngine& renderEngine, uint32_t usage)
: mBuffer(buffer), mRenderEngine(renderEngine), mWritable(usage & WRITEABLE) {
LOG_ALWAYS_FATAL_IF(buffer == nullptr,
"Attempted to bind a null buffer to an external texture!");
mRenderEngine.mapExternalTextureBuffer(mBuffer, mWritable);
}
ExternalTexture::~ExternalTexture() {
mRenderEngine.unmapExternalTextureBuffer(std::move(mBuffer));
}
void ExternalTexture::remapBuffer() {
ATRACE_CALL();
{
auto buf = mBuffer;
mRenderEngine.unmapExternalTextureBuffer(std::move(buf));
}
mRenderEngine.mapExternalTextureBuffer(mBuffer, mWritable);
}
} // namespace android::renderengine::impl
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