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44 lines
1.6 KiB
44 lines
1.6 KiB
/*
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* Copyright 2021 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <renderengine/ExternalTexture.h>
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#include <renderengine/RenderEngine.h>
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#include <ui/GraphicBuffer.h>
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#include "log/log_main.h"
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namespace android::renderengine {
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ExternalTexture::ExternalTexture(const sp<GraphicBuffer>& buffer, RenderEngine& renderEngine,
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uint32_t usage)
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: mBuffer(buffer), mRenderEngine(renderEngine) {
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LOG_ALWAYS_FATAL_IF(buffer == nullptr,
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"Attempted to bind a null buffer to an external texture!");
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// GLESRenderEngine has a separate texture cache for output buffers,
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if (usage == Usage::WRITEABLE &&
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(mRenderEngine.getRenderEngineType() == RenderEngine::RenderEngineType::GLES ||
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mRenderEngine.getRenderEngineType() == RenderEngine::RenderEngineType::THREADED)) {
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return;
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}
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mRenderEngine.mapExternalTextureBuffer(mBuffer, usage & Usage::WRITEABLE);
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}
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ExternalTexture::~ExternalTexture() {
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mRenderEngine.unmapExternalTextureBuffer(mBuffer);
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}
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} // namespace android::renderengine
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