osgEarth adds geospatially accurate 3D maps to your C++ application.
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![](https://private-user-images.githubusercontent.com/326618/359596002-1cd49290-9b2d-42ec-a8c3-9c1c38eb673c.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3NDAwNTQ5MjIsIm5iZiI6MTc0MDA1NDYyMiwicGF0aCI6Ii8zMjY2MTgvMzU5NTk2MDAyLTFjZDQ5MjkwLTliMmQtNDJlYy1hOGMzLTljMWMzOGViNjczYy5wbmc_WC1BbXotQWxnb3JpdGhtPUFXUzQtSE1BQy1TSEEyNTYmWC1BbXotQ3JlZGVudGlhbD1BS0lBVkNPRFlMU0E1M1BRSzRaQSUyRjIwMjUwMjIwJTJGdXMtZWFzdC0xJTJGczMlMkZhd3M0X3JlcXVlc3QmWC1BbXotRGF0ZT0yMDI1MDIyMFQxMjMwMjJaJlgtQW16LUV4cGlyZXM9MzAwJlgtQW16LVNpZ25hdHVyZT0yNjA0Nzk2YTgwOTYzNjU2YTAzNWE2ZTYzZTFmODJmYjYwNTg5MWY1NGM2MDg2ZTQyYTczYWJlZTMyODVkMjY3JlgtQW16LVNpZ25lZEhlYWRlcnM9aG9zdCJ9.otezePCRru8BYFy0xI4yMlmkt1nKK2OsiBlaLSI7WgM)
![](https://private-user-images.githubusercontent.com/326618/359596166-bfd869fd-32b5-48b5-a037-4951f812b757.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3NDAwNTQ5MjIsIm5iZiI6MTc0MDA1NDYyMiwicGF0aCI6Ii8zMjY2MTgvMzU5NTk2MTY2LWJmZDg2OWZkLTMyYjUtNDhiNS1hMDM3LTQ5NTFmODEyYjc1Ny5wbmc_WC1BbXotQWxnb3JpdGhtPUFXUzQtSE1BQy1TSEEyNTYmWC1BbXotQ3JlZGVudGlhbD1BS0lBVkNPRFlMU0E1M1BRSzRaQSUyRjIwMjUwMjIwJTJGdXMtZWFzdC0xJTJGczMlMkZhd3M0X3JlcXVlc3QmWC1BbXotRGF0ZT0yMDI1MDIyMFQxMjMwMjJaJlgtQW16LUV4cGlyZXM9MzAwJlgtQW16LVNpZ25hdHVyZT1mM2EzMDdhY2NlMTUwNTFjODdlOGFjNGQ0NzZjMWZiNmY4Mzg5MjlmYmI5ZjhkOTFjOTAwMjgwODRiM2E5MzhjJlgtQW16LVNpZ25lZEhlYWRlcnM9aG9zdCJ9.8vErJrMUFQ0_w6Tu3eyMtiV5oVSZNM9GXiC22AbuAWo)
![](https://private-user-images.githubusercontent.com/326618/359596237-1876fffb-e683-4fa9-9521-cdd9795dea85.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3NDAwNTQ5MjIsIm5iZiI6MTc0MDA1NDYyMiwicGF0aCI6Ii8zMjY2MTgvMzU5NTk2MjM3LTE4NzZmZmZiLWU2ODMtNGZhOS05NTIxLWNkZDk3OTVkZWE4NS5wbmc_WC1BbXotQWxnb3JpdGhtPUFXUzQtSE1BQy1TSEEyNTYmWC1BbXotQ3JlZGVudGlhbD1BS0lBVkNPRFlMU0E1M1BRSzRaQSUyRjIwMjUwMjIwJTJGdXMtZWFzdC0xJTJGczMlMkZhd3M0X3JlcXVlc3QmWC1BbXotRGF0ZT0yMDI1MDIyMFQxMjMwMjJaJlgtQW16LUV4cGlyZXM9MzAwJlgtQW16LVNpZ25hdHVyZT1lNDMxNWJmNzhkZDMwNzg4M2MyYzU2NDZjN2E2OTkyNjUyYzZmYzNmZjJlZjU1NWY3ZDdhMTAxYmNkOGM2OWUxJlgtQW16LVNpZ25lZEhlYWRlcnM9aG9zdCJ9.qdqCyEYTM5zJ9umI0xb39-0Vp8xkR61eyn1e0QHJR_Y)
osgEarth builds on trusted open source technologies like OpenSceneGraph and GDAL to give you high-performance, accurate terrain and map rendering. It supports a myriad of geospatial data formats and map projections.
Windows users can install the latest version of osgEarth through vcpkg
:
git clone https://github.com/microsoft/vcpkg.git
cd vcpkg && bootstrap-vcpkg.bat
vcpkg install osgearth:x64-windows
This will take a while the first time as vcpkg builds osgEarth and its dependencies.
osgearth_imgui
is the main command-line viewer. osgearth_viewer
is a stripped-down viewer without any GUI.
Both of these read "earth files", XML files that describe the contents of a map.
You can find example earth files in the tests
folder of the repo.
:: Online imagery and elevation:
osgearth_imgui tests\readymap.earth
:: OpenStreetMap:
osgearth_imgui tests\osm.earth
:: Local GeoTIFFs:
osgearth_imgui tests\simple.earth
CMakeLists.txt
cmake_minimum_required(VERSION 3.20)
project(myApp)
find_package(osgEarth CONFIG REQUIRED)
add_executable(myApp main.cpp)
target_link_libraries(myApp PRIVATE osgEarth::osgEarth)
install(TARGETS myApp RUNTIME DESTINATION bin)
main.cpp
#include <osgEarth/MapNode>
#include <osgEarth/TMS>
#include <osgEarth/EarthManipulator>
#include <osg/ArgumentParser>
#include <osgViewer/Viewer>
int main(int argc, char** argv)
{
osgEarth::initialize();
osg::ArgumentParser args(&argc, argv);
osgViewer::Viewer viewer(args);
auto imagery = new osgEarth::TMSImageLayer();
imagery->setURL("https://readymap.org/readymap/tiles/1.0.0/7/");
auto mapNode = new osgEarth::MapNode();
mapNode->getMap()->addLayer(imagery);
viewer.setSceneData(mapNode);
viewer.setCameraManipulator(new osgEarth::EarthManipulator(args));
return viewer.run();
}
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