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248 lines
12 KiB
C++
248 lines
12 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/other/threadpool.h>
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#include <modules/globebrowsing/tile/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 keyFrame = "Frame";
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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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: _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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, chunkHeight(properties::FloatProperty("chunkHeight", "chunkHeight", 8700.0f, 0.0f, 8700.0f))
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, blendHeightMap(properties::BoolProperty("blendHeightMap", "blendHeightMap", true))
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, blendColorMap(properties::BoolProperty("blendColorMap", "blendColorMap", true))
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, blendNightTexture(properties::BoolProperty("blendNightTexture", "blendNightTexture", true))
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, blendOverlay(properties::BoolProperty("blendOverlay", "blendOverlay", true))
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, blendWaterMask(properties::BoolProperty("blendWaterMask", "blendWaterMask", true))
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, atmosphereEnabled(properties::BoolProperty("atmosphereEnabled", "atmosphereEnabled", false))
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, showChunkEdges(properties::BoolProperty("showChunkEdges", "showChunkEdges", false))
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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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addProperty(chunkHeight);
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addProperty(blendHeightMap);
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addProperty(blendColorMap);
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addProperty(blendNightTexture);
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addProperty(blendOverlay);
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addProperty(blendWaterMask);
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addProperty(atmosphereEnabled);
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addProperty(showChunkEdges);
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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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dictionary.getValue(keyFrame, _frame);
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// Read the radii in to its own dictionary
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Vec3 radii;
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dictionary.getValue(keyRadii, radii);
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_ellipsoid = Ellipsoid(radii);
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setBoundingSphere(pss(_ellipsoid.averageRadius(), 0.0));
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// Ghoul can't read ints from lua dictionaries
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double patchSegmentsd;
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dictionary.getValue(keySegmentsPerPatch, patchSegmentsd);
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int patchSegments = patchSegmentsd;
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// Init tile provider manager
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ghoul::Dictionary texturesDictionary;
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dictionary.getValue(keyTextures, texturesDictionary);
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_tileProviderManager = std::shared_ptr<TileProviderManager>(
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new TileProviderManager(texturesDictionary));
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auto colorProviders = _tileProviderManager->getLayerCategory("ColorTextures");
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auto nightProviders = _tileProviderManager->getLayerCategory("NightTextures");
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auto overlayProviders = _tileProviderManager->getLayerCategory("Overlays");
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auto heightProviders = _tileProviderManager->getLayerCategory("HeightMaps");
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auto waterProviders = _tileProviderManager->getLayerCategory("WaterMasks");
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addToggleLayerProperties(colorProviders, _activeColorLayers);
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addToggleLayerProperties(nightProviders, _activeNightLayers);
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addToggleLayerProperties(overlayProviders, _activeOverlays);
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addToggleLayerProperties(heightProviders, _activeHeightMapLayers);
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addToggleLayerProperties(waterProviders, _activeWaterMaskLayers);
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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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void RenderableGlobe::addToggleLayerProperties(
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std::vector<TileProviderManager::TileProviderWithName>& tileProviders,
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std::vector<properties::BoolProperty>& dest)
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{
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for (size_t i = 0; i < tileProviders.size(); i++) {
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bool enabled = i == 0; // Only enable first layer
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std::string name = tileProviders[i].name;
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dest.push_back(properties::BoolProperty(name, name, enabled));
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}
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auto it = dest.begin();
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auto end = dest.end();
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while (it != end) {
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addProperty(*(it++));
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}
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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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// set spice-orientation in accordance to timestamp
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//_chunkedLodGlobe->setStateMatrix(
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// SpiceManager::ref().positionTransformMatrix(_frame, "GALACTIC", data.time));
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// We currently do not consider rotation anywhere in the rendering.
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// @TODO Consider rotation everywhere in the rendering (culling, splitting, camera, etc)
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_chunkedLodGlobe->setStateMatrix(glm::dmat3(1.0));
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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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_chunkedLodGlobe->chunkHeight = chunkHeight.value();
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_chunkedLodGlobe->blendHeightMap = blendHeightMap.value();
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_chunkedLodGlobe->blendColorMap = blendColorMap.value();
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_chunkedLodGlobe->blendNightTexture = blendNightTexture.value();
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_chunkedLodGlobe->blendOverlay = blendOverlay.value();
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_chunkedLodGlobe->blendWaterMask = blendWaterMask.value();
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_chunkedLodGlobe->atmosphereEnabled = atmosphereEnabled.value();
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_chunkedLodGlobe->showChunkEdges = showChunkEdges.value();
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std::vector<TileProviderManager::TileProviderWithName>& colorTextureProviders =
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_tileProviderManager->getLayerCategory("ColorTextures");
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std::vector<TileProviderManager::TileProviderWithName>& nightTextureProviders =
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_tileProviderManager->getLayerCategory("NightTextures");
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std::vector<TileProviderManager::TileProviderWithName>& overlayProviders =
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_tileProviderManager->getLayerCategory("OverlaysTextures");
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std::vector<TileProviderManager::TileProviderWithName>& heightMapProviders =
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_tileProviderManager->getLayerCategory("HeightMaps");
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std::vector<TileProviderManager::TileProviderWithName>& waterMaskProviders =
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_tileProviderManager->getLayerCategory("WaterMasks");
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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 < nightTextureProviders.size(); i++) {
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nightTextureProviders[i].isActive = _activeNightLayers[i].value();
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}
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for (size_t i = 0; i < overlayProviders.size(); i++) {
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overlayProviders[i].isActive = _activeOverlays[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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for (size_t i = 0; i < waterMaskProviders.size(); i++) {
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waterMaskProviders[i].isActive = _activeWaterMaskLayers[i].value();
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}
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// Update this after active layers have been updated
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_tileProviderManager->prerender();
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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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std::shared_ptr<ChunkedLodGlobe> RenderableGlobe::chunkedLodGlobe() {
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return _chunkedLodGlobe;
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}
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} // namespace openspace
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