主要目的是看一下海口市在风暴潮1米、2米、5米、10米情况下的水淹情况,当然这个肯定不精准,未考虑到承灾体、城市建设等情况。 前置条件:还是承接上文,把海口高程地图从海南的shp文件中提取出来后,并叠加海口shp文件,这个是基础。 DEM(Digital Elevation Model)数据格式是用于描述地球表面高度信息的数字地形数据格式。
Change doxygen "3d" group to "qgis_3d" 29天前 editors run pre-commit 5个月前 external nlohmann/json: bump to version 3.11.3 to remove deprecated-literal-ope… 4天前 i18n translation update for 3.42.0 from transifex 2个月前 images ...
Harrissou Le 14 mai 2024 15:21:44 GMT+02:00, Abdelghani Tamort via QGIS-Developer <qgis-developer@lists.osgeo.org> a écrit : >Howdy, > >Exporting a terrain (and extruded buildings) in glTF format using native 3D >handling of QGIS results in a broken 3D model (both manual and usin...
Model designer and batch processing Example: Travel isochrones Example: Model designer 4. Powerful customization and extensibility Fully customizable user experience, including user interface and application settings that cater to power-users and beginners alike ...
If you want to drape an orthoimage on top of your elevation model, here are15 free satellite imagery sourcesfor downloading. For instance, here’s an example of a realistic 3D model view of Ayers Rock in Australia. USGS Earth Explorer is also a great source for both elevation and imagery...
Data abstraction framework, with local files, spatial databases (PostGIS, SpatiaLite, SQL Server, Oracle, SAP HANA), and web services (WMS, WCS, WFS, ArcGIS REST) all accessed through a unified data model and browser interface, and as flexible layers in user-created projects Spatial data cre...
Digital Elevation Model abbreviated as DEM is a 3D view or raster representation of terrain and its is in grid form. Each cell represents a value and each cell or pixel have their single attribute. We can define it as an ordered array of numbers that represent the spatial distribution of te...
Chapter 1, Where Do I Start?, covers the installation of QGIS 3.4, major changes since QGIS 2.x, UI, and getting help.Chapter 2, Data Creation and Editing, covers data formats, loading data, interacting with it, and vector and raster data....
QGIS3.4isthefirstLTR(longtermrelease)ofQGISversion3.Thisisagiantleapforwardfortheprojectwithtonsofnewfeaturesandimpactfulchanges.LearnQGISisfullyupdatedforQGIS3.4,coveringitsprocessingengineupdate,Python3de-factocodingenvironment,andtheGeoPackageformat.ThisbookwillhelpyougetstartedonyourQGISjourney,guidingyoutodevelop...
3d/auto_generated/processing/qgs3dalgorithms.sip /usr/share/sip/qgis/3d/auto_generated/qgs3d.sip /usr/share/sip/qgis/3d/auto_generated/qgs3dexportobject.sip /usr/share/sip/qgis/3d/auto_generated/qgs3dmapexportsettings.sip /usr/share/sip/qgis/3d/auto_generated/qgs3dmapscene.sip /usr/share/...