mirror of
https://github.com/OpenSpace/OpenSpace.git
synced 2026-01-02 17:51:35 -06:00
358 lines
15 KiB
C++
358 lines
15 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2017 *
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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/globebrowsingmodule.h>
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#include <modules/globebrowsing/cache/memoryawaretilecache.h>
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#include <modules/globebrowsing/geometry/geodetic2.h>
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#include <modules/globebrowsing/geometry/geodeticpatch.h>
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#include <modules/globebrowsing/globes/renderableglobe.h>
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#include <modules/globebrowsing/other/distanceswitch.h>
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#include <modules/globebrowsing/tile/tileindex.h>
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#include <modules/globebrowsing/tile/rawtiledatareader/gdalwrapper.h>
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#include <modules/globebrowsing/tile/tileprovider/defaulttileprovider.h>
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#include <modules/globebrowsing/tile/tileprovider/singleimageprovider.h>
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#include <modules/globebrowsing/tile/tileprovider/sizereferencetileprovider.h>
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#include <modules/globebrowsing/tile/tileprovider/temporaltileprovider.h>
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#include <modules/globebrowsing/tile/tileprovider/texttileprovider.h>
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#include <modules/globebrowsing/tile/tileprovider/tileindextileprovider.h>
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#include <modules/globebrowsing/tile/tileprovider/tileprovider.h>
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#include <modules/globebrowsing/tile/tileprovider/tileproviderbylevel.h>
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#include <modules/globebrowsing/tile/tileprovider/tileproviderbyindex.h>
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#include <modules/globebrowsing/rendering/layer/layermanager.h>
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#include <modules/globebrowsing/rendering/layer/layer.h>
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#include <openspace/engine/openspaceengine.h>
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#include <openspace/interaction/navigationhandler.h>
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#include <openspace/util/factorymanager.h>
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#include <ghoul/misc/templatefactory.h>
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#include <ghoul/misc/assert.h>
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#include <ghoul/systemcapabilities/generalcapabilitiescomponent.h>
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#include "globebrowsingmodule_lua.inl"
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namespace {
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const char* _loggerCat = "GlobeBrowsingModule";
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}
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namespace openspace {
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GlobeBrowsingModule::GlobeBrowsingModule() : OpenSpaceModule(Name) {}
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void GlobeBrowsingModule::internalInitialize() {
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using namespace globebrowsing;
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// Initialize
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OsEng.registerModuleCallback(OpenSpaceEngine::CallbackOption::Initialize, [&] {
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_tileCache = std::make_unique<globebrowsing::cache::MemoryAwareTileCache>();
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addPropertySubOwner(*_tileCache);
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#ifdef GLOBEBROWSING_USE_GDAL
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// Convert from MB to Bytes
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GdalWrapper::create(
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16ULL * 1024ULL * 1024ULL, // 16 MB
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static_cast<size_t>(CpuCap.installedMainMemory() * 0.25 * 1024 * 1024)); // 25% of total RAM
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addPropertySubOwner(GdalWrapper::ref());
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#endif // GLOBEBROWSING_USE_GDAL
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});
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// Render
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OsEng.registerModuleCallback(OpenSpaceEngine::CallbackOption::Render, [&]{
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_tileCache->update();
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});
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// Deinitialize
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OsEng.registerModuleCallback(OpenSpaceEngine::CallbackOption::Deinitialize, [&]{
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#ifdef GLOBEBROWSING_USE_GDAL
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GdalWrapper::ref().destroy();
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#endif // GLOBEBROWSING_USE_GDAL
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});
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// Get factories
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auto fRenderable = FactoryManager::ref().factory<Renderable>();
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ghoul_assert(fRenderable, "Renderable factory was not created");
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// Create factory for TileProviders
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auto fTileProvider =
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std::make_unique<ghoul::TemplateFactory<tileprovider::TileProvider>>();
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ghoul_assert(fTileProvider, "TileProvider factory was not created");
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// Register renderable class
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fRenderable->registerClass<globebrowsing::RenderableGlobe>("RenderableGlobe");
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// Register TileProvider classes
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fTileProvider->registerClass<tileprovider::DefaultTileProvider>(
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layergroupid::LAYER_TYPE_NAMES[static_cast<int>(layergroupid::TypeID::DefaultTileLayer)]);
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fTileProvider->registerClass<tileprovider::SingleImageProvider>(
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layergroupid::LAYER_TYPE_NAMES[static_cast<int>(layergroupid::TypeID::SingleImageTileLayer)]);
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#ifdef GLOBEBROWSING_USE_GDAL
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fTileProvider->registerClass<tileprovider::TemporalTileProvider>(
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layergroupid::LAYER_TYPE_NAMES[static_cast<int>(layergroupid::TypeID::TemporalTileLayer)]);
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#endif // GLOBEBROWSING_USE_GDAL
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fTileProvider->registerClass<tileprovider::TileIndexTileProvider>(
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layergroupid::LAYER_TYPE_NAMES[static_cast<int>(layergroupid::TypeID::TileIndexTileLayer)]);
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fTileProvider->registerClass<tileprovider::SizeReferenceTileProvider>(
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layergroupid::LAYER_TYPE_NAMES[static_cast<int>(layergroupid::TypeID::SizeReferenceTileLayer)]);
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fTileProvider->registerClass<tileprovider::TileProviderByLevel>(
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layergroupid::LAYER_TYPE_NAMES[static_cast<int>(layergroupid::TypeID::ByLevelTileLayer)]);
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fTileProvider->registerClass<tileprovider::TileProviderByIndex>(
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layergroupid::LAYER_TYPE_NAMES[static_cast<int>(layergroupid::TypeID::ByIndexTileLayer)]);
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FactoryManager::ref().addFactory(std::move(fTileProvider));
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}
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globebrowsing::cache::MemoryAwareTileCache* GlobeBrowsingModule::tileCache() {
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return _tileCache.get();
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}
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scripting::LuaLibrary GlobeBrowsingModule::luaLibrary() const {
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std::string listLayerGroups = layerGroupNamesList();
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return {
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"globebrowsing",
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{
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{
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"addLayer",
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&globebrowsing::luascriptfunctions::addLayer,
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"string, string, table",
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"Adds a layer to the specified globe. The first argument specifies the "
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"name of the scene graph node of which to add the layer. The renderable "
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"of the specified scene graph node needs to be a renderable globe. "
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"The second argument is the layer group which can be any of "
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+ listLayerGroups + ". The third argument is the dictionary defining the "
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"layer."
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},
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{
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"deleteLayer",
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&globebrowsing::luascriptfunctions::deleteLayer,
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"string, string",
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"Removes a layer from the specified globe. The first argument specifies "
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"the name of the scene graph node of which to remove the layer. "
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"The renderable of the specified scene graph node needs to be a "
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"renderable globe. The second argument is the layer group which can be "
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"any of " + listLayerGroups + ". The third argument is the dictionary"
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"defining the layer."
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},
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{
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"goToChunk",
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&globebrowsing::luascriptfunctions::goToChunk,
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"void",
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"Go to chunk with given index x, y, level"
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},
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{
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"goToGeo",
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&globebrowsing::luascriptfunctions::goToGeo,
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"void",
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"Go to geographic coordinates latitude and longitude"
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}
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},
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{
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"${MODULE_GLOBEBROWSING}/scripts/layer_support.lua"
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},
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{
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// Documentation
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}
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};
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}
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void GlobeBrowsingModule::goToChunk(int x, int y, int level) {
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using namespace globebrowsing;
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Camera* cam = OsEng.navigationHandler().camera();
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goToChunk(*cam, TileIndex(x,y,level), glm::vec2(0.5, 0.5), true);
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}
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void GlobeBrowsingModule::goToGeo(double latitude, double longitude) {
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using namespace globebrowsing;
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Camera* cam = OsEng.navigationHandler().camera();
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goToGeodetic2(*cam, Geodetic2(latitude, longitude) / 180 * glm::pi<double>(), true);
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}
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void GlobeBrowsingModule::goToGeo(double latitude, double longitude,
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double altitude)
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{
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using namespace globebrowsing;
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Camera* cam = OsEng.navigationHandler().camera();
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goToGeodetic3(
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*cam,
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{
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Geodetic2(latitude, longitude) / 180 * glm::pi<double>(),
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altitude
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},
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true
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);
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}
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void GlobeBrowsingModule::goToChunk(Camera& camera, globebrowsing::TileIndex ti,
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glm::vec2 uv, bool resetCameraDirection)
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{
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using namespace globebrowsing;
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RenderableGlobe* globe = castFocusNodeRenderableToGlobe();
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if (!globe) {
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LERROR("Focus node must have a RenderableGlobe renderable.");
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return;
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}
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// Camera position in model space
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glm::dvec3 camPos = camera.positionVec3();
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glm::dmat4 inverseModelTransform = globe->inverseModelTransform();
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glm::dvec3 cameraPositionModelSpace =
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glm::dvec3(inverseModelTransform * glm::dvec4(camPos, 1));
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GeodeticPatch patch(ti);
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Geodetic2 corner = patch.getCorner(SOUTH_WEST);
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Geodetic2 positionOnPatch = patch.getSize();
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positionOnPatch.lat *= uv.y;
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positionOnPatch.lon *= uv.x;
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Geodetic2 pointPosition = corner + positionOnPatch;
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glm::dvec3 positionOnEllipsoid =
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globe->ellipsoid().geodeticSurfaceProjection(cameraPositionModelSpace);
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double altitude = glm::length(cameraPositionModelSpace - positionOnEllipsoid);
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goToGeodetic3(camera, {pointPosition, altitude}, resetCameraDirection);
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}
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void GlobeBrowsingModule::goToGeodetic2(Camera& camera,
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globebrowsing::Geodetic2 geo2,
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bool resetCameraDirection)
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{
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using namespace globebrowsing;
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RenderableGlobe* globe = castFocusNodeRenderableToGlobe();
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if (!globe) {
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LERROR("Focus node must have a RenderableGlobe renderable.");
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return;
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}
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// Camera position in model space
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glm::dvec3 camPos = camera.positionVec3();
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glm::dmat4 inverseModelTransform = globe->inverseModelTransform();
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glm::dvec3 cameraPositionModelSpace =
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glm::dvec3(inverseModelTransform * glm::dvec4(camPos, 1));
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glm::dvec3 positionOnEllipsoid =
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globe->ellipsoid().geodeticSurfaceProjection(cameraPositionModelSpace);
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double altitude = glm::length(cameraPositionModelSpace - positionOnEllipsoid);
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goToGeodetic3(camera, {geo2, altitude}, resetCameraDirection);
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}
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void GlobeBrowsingModule::goToGeodetic3(Camera& camera, globebrowsing::Geodetic3 geo3,
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bool resetCameraDirection)
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{
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using namespace globebrowsing;
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RenderableGlobe* globe = castFocusNodeRenderableToGlobe();
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if (!globe) {
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LERROR("Focus node must have a RenderableGlobe renderable.");
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return;
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}
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glm::dvec3 positionModelSpace = globe->ellipsoid().cartesianPosition(geo3);
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glm::dmat4 modelTransform = globe->modelTransform();
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glm::dvec3 positionWorldSpace = modelTransform * glm::dvec4(positionModelSpace, 1.0);
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camera.setPositionVec3(positionWorldSpace);
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if (resetCameraDirection) {
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this->resetCameraDirection(camera, geo3.geodetic2);
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}
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}
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void GlobeBrowsingModule::resetCameraDirection(Camera& camera, globebrowsing::Geodetic2 geo2)
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{
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using namespace globebrowsing;
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RenderableGlobe* globe = castFocusNodeRenderableToGlobe();
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if (!globe) {
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LERROR("Focus node must have a RenderableGlobe renderable.");
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return;
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}
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// Camera is described in world space
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glm::dmat4 modelTransform = globe->modelTransform();
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// Lookup vector
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glm::dvec3 positionModelSpace = globe->ellipsoid().cartesianSurfacePosition(geo2);
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glm::dvec3 slightlyNorth = globe->ellipsoid().cartesianSurfacePosition(
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Geodetic2(geo2.lat + 0.001, geo2.lon));
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glm::dvec3 lookUpModelSpace = glm::normalize(slightlyNorth - positionModelSpace);
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glm::dvec3 lookUpWorldSpace = glm::dmat3(modelTransform) * lookUpModelSpace;
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// Lookat vector
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glm::dvec3 lookAtWorldSpace = modelTransform * glm::dvec4(positionModelSpace, 1.0);
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// Eye position
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glm::dvec3 eye = camera.positionVec3();
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// Matrix
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glm::dmat4 lookAtMatrix = glm::lookAt(
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eye, lookAtWorldSpace, lookUpWorldSpace);
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// Set rotation
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glm::dquat rotation = glm::quat_cast(inverse(lookAtMatrix));
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camera.setRotation(rotation);
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}
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globebrowsing::RenderableGlobe* GlobeBrowsingModule::castFocusNodeRenderableToGlobe() {
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using namespace globebrowsing;
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Renderable* baseRenderable = OsEng.navigationHandler().focusNode()->renderable();
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if (!baseRenderable) {
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return nullptr;
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}
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if (globebrowsing::RenderableGlobe* globe =
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dynamic_cast<RenderableGlobe*>(baseRenderable))
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{
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return globe;
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}
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else {
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return nullptr;
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}
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}
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std::string GlobeBrowsingModule::layerGroupNamesList() {
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std::string listLayerGroups("");
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for (int i = 0; i < globebrowsing::layergroupid::NUM_LAYER_GROUPS - 1; ++i) {
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listLayerGroups +=
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globebrowsing::layergroupid::LAYER_GROUP_NAMES[i] + std::string(", ");
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}
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listLayerGroups +=
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std::string(" and ") + globebrowsing::layergroupid::LAYER_GROUP_NAMES[
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globebrowsing::layergroupid::NUM_LAYER_GROUPS - 1];
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return listLayerGroups;
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}
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std::string GlobeBrowsingModule::layerTypeNamesList() {
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std::string listLayerTypes;
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for (int i = 0; i < globebrowsing::layergroupid::NUM_LAYER_TYPES - 1; ++i) {
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listLayerTypes += std::string(globebrowsing::layergroupid::LAYER_TYPE_NAMES[i]) + ", ";
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}
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listLayerTypes +=
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" and " + std::string(globebrowsing::layergroupid::LAYER_TYPE_NAMES[globebrowsing::layergroupid::NUM_LAYER_TYPES - 1]);
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return listLayerTypes;
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}
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} // namespace openspace
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