graphics/composer/2.2/utils/vts/RenderEngineVts.cpp

/*
 * Copyright 2019 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 <composer-vts/2.2/RenderEngineVts.h>

namespace android {
namespace hardware {
namespace graphics {
namespace composer {
namespace V2_2 {
namespace vts {

using mapper::V2_1::IMapper;
using renderengine::DisplaySettings;
using renderengine::LayerSettings;

TestRenderEngine::TestRenderEngine(common::V1_1::PixelFormat hwcFormat,
                                   uint32_t renderEngineFeatures) {
    mFormat = hwcFormat;
    mRenderEngine = renderengine::RenderEngine::create(
            static_cast<int32_t>(mFormat), renderEngineFeatures, mMaxFrameBufferAcquireBuffers);
}

void TestRenderEngine::setRenderLayers(std::vector<std::shared_ptr<TestLayer>> layers) {
    sort(layers.begin(), layers.end(),
         [](const std::shared_ptr<TestLayer>& lhs, const std::shared_ptr<TestLayer>& rhs) -> bool {
             return lhs->mZOrder < rhs->mZOrder;
         });

    if (!mCompositionLayers.empty()) {
        mCompositionLayers.clear();
    }
    for (auto& layer : layers) {
        LayerSettings settings = layer->toRenderEngineLayerSettings();
        mCompositionLayers.push_back(settings);
    }
}

void TestRenderEngine::initGraphicBuffer(uint32_t width, uint32_t height, uint32_t layerCount,
                                         uint64_t usage) {
    mGraphicBuffer =
            new GraphicBuffer(width, height, static_cast<int32_t>(mFormat), layerCount, usage);
}

void TestRenderEngine::drawLayers() {
    base::unique_fd bufferFence;
    base::unique_fd readyFence;
    mRenderEngine->drawLayers(mDisplaySettings, mCompositionLayers,
                              mGraphicBuffer->getNativeBuffer(), true, std::move(bufferFence),
                              &readyFence);
    int fd = readyFence.release();
    if (fd != -1) {
        ASSERT_EQ(0, sync_wait(fd, -1));
        ASSERT_EQ(0, close(fd));
    }
}

void TestRenderEngine::checkColorBuffer(std::vector<V2_2::IComposerClient::Color>& expectedColors) {
    void* bufferData;
    ASSERT_EQ(0, mGraphicBuffer->lock(mGraphicBuffer->getUsage(), &bufferData));
    ReadbackHelper::compareColorBuffers(expectedColors, bufferData, mGraphicBuffer->getStride(),
                                        mGraphicBuffer->getWidth(), mGraphicBuffer->getHeight(),
                                        mFormat);
    ASSERT_EQ(0, mGraphicBuffer->unlock());
}

}  // namespace vts
}  // namespace V2_2
}  // namespace composer
}  // namespace graphics
}  // namespace hardware
}  // namespace android