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272 lines
11 KiB
C++
272 lines
11 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2016 *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
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* software and associated documentation files (the "Software"), to deal in the Software *
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* without restriction, including without limitation the rights to use, copy, modify, *
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* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
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* permit persons to whom the Software is furnished to do so, subject to the following *
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* conditions: *
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* *
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* The above copyright notice and this permission notice shall be included in all copies *
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* or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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****************************************************************************************/
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#include <modules/globebrowsing/globes/renderableglobe.h>
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#include <modules/globebrowsing/globes/globemesh.h>
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#include <modules/globebrowsing/other/threadpool.h>
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#include <modules/globebrowsing/other/temporaltileprovider.h>
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// open space includes
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#include <openspace/engine/openspaceengine.h>
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#include <openspace/rendering/renderengine.h>
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#include <openspace/util/spicemanager.h>
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#include <openspace/scene/scenegraphnode.h>
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// ghoul includes
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#include <ghoul/misc/assert.h>
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namespace {
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const std::string _loggerCat = "RenderableGlobe";
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// Keys for the dictionary
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const std::string keyRadii = "Radii";
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const std::string keySegmentsPerPatch = "SegmentsPerPatch";
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const std::string keyTextures = "Textures";
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const std::string keyColorTextures = "ColorTextures";
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const std::string keyHeightMaps = "HeightMaps";
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}
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namespace openspace {
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RenderableGlobe::RenderableGlobe(const ghoul::Dictionary& dictionary)
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: _tileProviderManager(std::shared_ptr<TileProviderManager>(new TileProviderManager))
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, _saveOrThrowCamera(properties::BoolProperty("saveOrThrowCamera", "saveOrThrowCamera"))
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, doFrustumCulling(properties::BoolProperty("doFrustumCulling", "doFrustumCulling"))
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, doHorizonCulling(properties::BoolProperty("doHorizonCulling", "doHorizonCulling"))
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, mergeInvisible(properties::BoolProperty("mergeInvisible", "mergeInvisible", true))
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, lodScaleFactor(properties::FloatProperty("lodScaleFactor", "lodScaleFactor", 5.0f, 1.0f, 20.0f))
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, initChunkVisible(properties::BoolProperty("initChunkVisible", "initChunkVisible", true))
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, renderSmallChunksFirst(properties::BoolProperty("renderSmallChunksFirst", "renderSmallChunksFirst", true))
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{
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setName("RenderableGlobe");
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addProperty(_saveOrThrowCamera);
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addProperty(doFrustumCulling);
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addProperty(doHorizonCulling);
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addProperty(mergeInvisible);
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addProperty(lodScaleFactor);
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addProperty(initChunkVisible);
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addProperty(renderSmallChunksFirst);
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doFrustumCulling.setValue(true);
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doHorizonCulling.setValue(true);
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renderSmallChunksFirst.setValue(true);
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// Read the radii in to its own dictionary
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Vec3 radii;
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double patchSegmentsd;
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dictionary.getValue(keyRadii, radii);
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// Ghoul can't read ints from lua dictionaries
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dictionary.getValue(keySegmentsPerPatch, patchSegmentsd);
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int patchSegments = patchSegmentsd;
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_ellipsoid = Ellipsoid(radii);
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setBoundingSphere(pss(_ellipsoid.averageRadius(), 0.0));
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ghoul::Dictionary texturesDictionary;
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dictionary.getValue(keyTextures, texturesDictionary);
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ghoul::Dictionary colorTexturesDictionary;
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texturesDictionary.getValue(keyColorTextures, colorTexturesDictionary);
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int minimumTextureSide = 1024;
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int minimumHeightmapSize = 64;
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int frameUntilFlushRequestQueue = 60;
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int cacheSize = 5000;
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// manually add a temporal tile provider for testing
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std::string filename = "map_service_configs/VIIRS_SNPP_CorrectedReflectance_TrueColor_temporal.xml";
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TileProviderInitData initData;
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initData.minimumPixelSize = minimumTextureSide;
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initData.threads = 1;
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initData.cacheSize = 50;
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initData.framesUntilRequestQueueFlush = 60;
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std::shared_ptr<TileProvider> colorTextureProvider = std::shared_ptr<TemporalTileProvider>(
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new TemporalTileProvider(filename, initData));
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std::string name = "Temporal VIIRS SNPP";
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_tileProviderManager->addColorTexture(name, colorTextureProvider, true);
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_activeColorLayers.push_back(properties::BoolProperty(name, name, true));
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// Create TileProviders for all color textures
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for (size_t i = 0; i < colorTexturesDictionary.size(); i++)
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{
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std::string name, path;
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std::string dictionaryKey = std::to_string(i + 1);
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ghoul::Dictionary colorTextureDictionary =
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colorTexturesDictionary.value<ghoul::Dictionary>(dictionaryKey);
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colorTextureDictionary.getValue("Name", name);
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colorTextureDictionary.getValue("FilePath", path);
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std::shared_ptr<TileDataset> tileDataset = std::shared_ptr<TileDataset>(
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new TileDataset(path, minimumTextureSide));
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std::shared_ptr<ThreadPool> threadPool = std::shared_ptr<ThreadPool>(
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new ThreadPool(1));
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std::shared_ptr<AsyncTileDataProvider> tileReader = std::shared_ptr<AsyncTileDataProvider>(
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new AsyncTileDataProvider(tileDataset, threadPool));
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std::shared_ptr<TileProvider> colorTextureProvider = std::shared_ptr<TileProvider>(
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new CachingTileProvider(tileReader, cacheSize, frameUntilFlushRequestQueue));
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_tileProviderManager->addColorTexture(name, colorTextureProvider, true);
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// Create property for this tile provider
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bool enabled = _activeColorLayers.size() == 0; // Only enable first layer
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_activeColorLayers.push_back(properties::BoolProperty(name, name, enabled));
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}
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ghoul::Dictionary heightMapsDictionary;
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texturesDictionary.getValue(keyHeightMaps, heightMapsDictionary);
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// Create TileProviders for all height maps
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for (size_t i = 0; i < heightMapsDictionary.size(); i++)
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{
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std::string name, path;
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std::string dictionaryKey = std::to_string(i + 1);
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ghoul::Dictionary heightMapDictionary =
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heightMapsDictionary.value<ghoul::Dictionary>(dictionaryKey);
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heightMapDictionary.getValue("Name", name);
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heightMapDictionary.getValue("FilePath", path);
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std::shared_ptr<TileDataset> tileDataset = std::shared_ptr<TileDataset>(
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new TileDataset(path, minimumHeightmapSize));
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std::shared_ptr<ThreadPool> threadPool = std::shared_ptr<ThreadPool>(
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new ThreadPool(1));
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std::shared_ptr<AsyncTileDataProvider> tileReader = std::shared_ptr<AsyncTileDataProvider>(
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new AsyncTileDataProvider(tileDataset, threadPool));
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std::shared_ptr<TileProvider> heightMapProvider = std::shared_ptr<TileProvider>(
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new CachingTileProvider(tileReader, cacheSize, frameUntilFlushRequestQueue));
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_tileProviderManager->addHeightMap(name, heightMapProvider, true);
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// Create property for this tile provider
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bool enabled = _activeHeightMapLayers.size() == 0; // Only enable first layer
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_activeHeightMapLayers.push_back(properties::BoolProperty(name, name, enabled));
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}
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// Add properties for the tile providers
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for (auto it = _activeColorLayers.begin(); it != _activeColorLayers.end(); it++) {
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addProperty(*it);
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}
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for (auto it = _activeHeightMapLayers.begin(); it != _activeHeightMapLayers.end(); it++) {
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addProperty(*it);
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}
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_chunkedLodGlobe = std::shared_ptr<ChunkedLodGlobe>(
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new ChunkedLodGlobe(_ellipsoid, patchSegments, _tileProviderManager));
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_distanceSwitch.addSwitchValue(_chunkedLodGlobe, 1e12);
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}
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RenderableGlobe::~RenderableGlobe() {
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}
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bool RenderableGlobe::initialize() {
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return _distanceSwitch.initialize();
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}
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bool RenderableGlobe::deinitialize() {
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return _distanceSwitch.deinitialize();
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}
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bool RenderableGlobe::isReady() const {
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return _distanceSwitch.isReady();
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}
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void RenderableGlobe::render(const RenderData& data) {
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if (_saveOrThrowCamera.value()) {
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_saveOrThrowCamera.setValue(false);
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if (_chunkedLodGlobe->getSavedCamera() == nullptr) { // save camera
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LDEBUG("Saving snapshot of camera!");
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_chunkedLodGlobe->setSaveCamera(new Camera(data.camera));
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}
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else { // throw camera
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LDEBUG("Throwing away saved camera!");
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_chunkedLodGlobe->setSaveCamera(nullptr);
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}
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}
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_distanceSwitch.render(data);
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}
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void RenderableGlobe::update(const UpdateData& data) {
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_time = data.time;
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_distanceSwitch.update(data);
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_chunkedLodGlobe->doFrustumCulling = doFrustumCulling.value();
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_chunkedLodGlobe->doHorizonCulling = doHorizonCulling.value();
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_chunkedLodGlobe->mergeInvisible = mergeInvisible.value();
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_chunkedLodGlobe->lodScaleFactor = lodScaleFactor.value();
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_chunkedLodGlobe->initChunkVisible = initChunkVisible.value();
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std::vector<TileProviderManager::TileProviderWithName>& colorTextureProviders =
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_tileProviderManager->colorTextureProviders();
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std::vector<TileProviderManager::TileProviderWithName>& heightMapProviders =
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_tileProviderManager->heightMapProviders();
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for (size_t i = 0; i < colorTextureProviders.size(); i++) {
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colorTextureProviders[i].isActive = _activeColorLayers[i].value();
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}
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for (size_t i = 0; i < heightMapProviders.size(); i++) {
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heightMapProviders[i].isActive = _activeHeightMapLayers[i].value();
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}
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}
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glm::dvec3 RenderableGlobe::geodeticSurfaceProjection(glm::dvec3 position) {
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return _ellipsoid.geodeticSurfaceProjection(position);
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}
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} // namespace openspace
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