71 lines
2.2 KiB
C++
71 lines
2.2 KiB
C++
/*
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* Copyright (C) 2017 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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#ifndef CAR_EVS_APP_RENDERTOPVIEW_H
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#define CAR_EVS_APP_RENDERTOPVIEW_H
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#include "ConfigManager.h"
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#include "RenderBase.h"
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#include "VideoTex.h"
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#include <aidl/android/hardware/automotive/evs/BufferDesc.h>
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#include <aidl/android/hardware/automotive/evs/IEvsEnumerator.h>
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#include <math/mat4.h>
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/*
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* Combines the views from all available cameras into one reprojected top down view.
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*/
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class RenderTopView final : public RenderBase {
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public:
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RenderTopView(
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std::shared_ptr<aidl::android::hardware::automotive::evs::IEvsEnumerator> enumerator,
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const std::vector<ConfigManager::CameraInfo>& camList, const ConfigManager& config);
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virtual bool activate() override;
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virtual void deactivate() override;
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virtual bool drawFrame(const aidl::android::hardware::automotive::evs::BufferDesc& tgtBuffer);
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protected:
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struct ActiveCamera {
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const ConfigManager::CameraInfo& info;
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std::unique_ptr<VideoTex> tex;
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ActiveCamera(const ConfigManager::CameraInfo& c) : info(c){};
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};
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void renderCarTopView();
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void renderCameraOntoGroundPlane(const ActiveCamera& cam);
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std::shared_ptr<aidl::android::hardware::automotive::evs::IEvsEnumerator> mEnumerator;
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const ConfigManager& mConfig;
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std::vector<ActiveCamera> mActiveCameras;
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struct {
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std::unique_ptr<TexWrapper> checkerBoard;
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std::unique_ptr<TexWrapper> carTopView;
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} mTexAssets;
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struct {
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GLuint simpleTexture;
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GLuint projectedTexture;
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} mPgmAssets;
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android::mat4 orthoMatrix;
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};
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#endif // CAR_EVS_APP_RENDERTOPVIEW_H
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