Questions tagged [3d-model]

Virtual representation of a real-world object that is vizualized in a 3-dimensional artificial space.

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Showing 3D models in QGIS 3D map view including textures

Update As the answer here and especially this one here suggest, textures of a model have "to be reproduced manually at the target environment" - thus QGIS, in this case. As I succeeded to ...
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25 views

Exporting 3D data including color in QGIS

I am a beginner in using Qgis, and my goal is to print elevation models with color layers (e.g. rock or forest) with my 3D printer. How do I get the 3D data exported from QGIS without losing the color ...
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25 views

How to set wall texture in osmbuilding-leaflet?

I'm working with osmbuilding-leaflet to render 3D features on map but there is a problem. After rendering features wall of buildings doesn't have texture. But in the basic osmbuilding library wall ...
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1answer
67 views

Converting 3D model to heightmap in form of image

I have got about 20000 small 3D models in form of .glb files. Is there some way to project them onto heightmaps with GDAL or other software?
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20 views

Quantitative Structural Modeling (QSM) using LiDAR data in R

I am fairly new to QSM modeling. I have come across softwares such as simpletree and simpleforest that can create a QSM. There is also a R package called aRchi that works with QSMs derived from these ...
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1answer
104 views

When publishing 3D Image from ArcGIS Pro to Online the textures are solid white instead of Original

I have a 3D image in .obj format. When I upload it via the Import 3D Files tool in ArcGIS Pro it appears with the original texture colors as it should be (for example, the red roofs of the buildings ...
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1answer
113 views

LiDAR 3D modeling using package rayshader and LAS file in R

The rayshader package in R allows beautiful 3D modeling in R. Now I was trying to first try and overlay a LAS file on top of a base-map which is a Rayshader array object. I was trying %>% to link ...
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17 views

How to query a flat table geological model with polygonal shapes?

I have a geological block model, which originally was a Vulcan model but I have it exported into a .parquet format for easy processing. The model is a flat table of blocks of equal size. What I need ...
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30 views

How to go about building an offline KML viewer of a specific (fixed) area of land?

I am building a desktop application that would be used to process SAR images and monitor the deformation of a specific (fixed) site. One of the modules is generating a KML file of the deformation map ...
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9 views

How to save the raster file with the elevation data and convert to a asc/dem in arcgis pro?

Beginner arcgis pro user here... I have subset and digitized a satellite imagery and I have the ground elevation data (first image). How do I save the data (integrated with the elevation) as a an asci/...
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Create a 3D movie from VRT and DEM

I have a DEM and a virtual raster of Sentinel-1 images over a year. I managed to create a view from above with the plugin "Raster Timeseries Manager" which allowed me to merge all my ...
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Merging FBX tiles in a single model file

I would like to obtain a single FBX file for a 3D photomesh, with texture. As the original scene is quite large, I use Bentley ContextCapture Master to generate tiles (a dozen), each being in FBX ...
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11 views

Overlay Vector Layer on 3D model built from another Vector Layer

I have 2 vector layers. One vector layer has data that I built a 3d model from. I built a choropleth from the other vector layer. I want to overlay the choropleth layer onto the 3d model built from ...
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29 views

Obtaining city model for modification in CityEngine from LiDAR point cloud

In ArcMap I transformed the point cloud into Multipoints and then into Singlepoints and I obtained this model in ArcScene. Is it possible to transform these points into 3D objects? Finally, I would ...
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40 views

Exporting from scene layer in ArcGIS Hub to file 3D

I want make 3D model using 3D buildings and trees from this layer: https://hub.arcgis.com/datasets/esrinl-content::3d-bomen-rd-1 Is there any way to export a part from that scene layer to a 3D file? I ...
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2answers
69 views

I obtained some elevation data from the USGS website and tried importing it into BlenderGIS and SVDesigner (SoilVision). However, I get a weird render [closed]

The first image is rendered on SVDesigner, the second image is rendered on Blender GIS and the third image is the raster file I obtained from the USGS website.
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58 views

Setting the 3d view function for a polygon layer

I am trying to create a 3d model of an archaeological site on QGIS. I had some contourlines, I made them polygons using the "polygonize" plugin and I categorized the polygons with a colour ...
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3answers
157 views

Seeking QGIS version, or plug-in, for distributing QGZ project with simple user-interface and read-only user privileges

I would like to distribute read-only 3D mapping products to the non-GIS general public but am not sure of an easy way to do that with QGIS. I see how to use Settings to create a customized user ...
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280 views

Converting River Channel Cross-Section Data to Bathymetry

I have multiple surveyed cross-sections of river channels and need to convert this data into 3D polylines (shapefile) for use in a hydraulic model. The cross-section data is typically supplied in &...
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1answer
575 views

Importing a .max or .nwd files into ArcGIS Pro

A client provided me with a .max and .nwd formate 3D model for a site. I'm trying to get it into ArcGIS Pro but these formats appears to be unsupported. Has anyone had any success converting .max ...
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78 views

How is georeferencing information stored in geo-refrenced 3d models?

I have a .obj file downloaded from Open Drone Map, labelled as geo-referenced model. How can I figure out the geo-referencing information stored in it? I need to use it in unity or any other such ...
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126 views

How to create a 3D Map with multiple layers?

This is a Generic question, if it is not applicable please delete. I was wondering if it was possible to make a 3D map (such as seen below) on QGIS version 3.10.0 The image is basically showing ...
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1answer
213 views

Getting Surface Area on 3D Objects (ArcGIS Pro)

TLDR: I have a 3D multipatch feature class and need the surface area of the facade of the building. I brought in some data from Revit into ArcGIS Pro, processed it (project it, georef), converted the ...
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31 views

Why geometryInstances not showing on Cesium 3D model?

I have the following code, but geometryInstances is not showing up on my 3D model. propertyPlacemark.push(viewer.entities.add({ geometryInstances : new Cesium.GeometryInstance({ ...
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76 views

How to colour code the building floors?

I would like to color code floors (like the one in the picture). How do I go about doing it? My 3d model is in glTF format. I am using cesium as webclient platform.
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42 views

How do I show floors to on a polygon using CesiumJs

I have a gltf 3D building model on cesium. I would like to color code the range of floors. i.e. 2-5 floor, red 5-10 blue etc. How do I go about doing this?
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574 views

How to convert .OBJ 3D Mesh Georeferenced file generated from OpenDroneMap to .kmz format for Cesium?

I have Open Drone Map Output of a 3D Mesh Object file in .obj extension. I want to convert it into .kmz format to put it into Cesium Ion. How can I convert the files in the picture to a .kmz format ...
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0answers
284 views

Adding Models dynamically to fit the polygons size Cesium JS

I am trying to add 3D glb models to fit the parcel/geom size of the polygon. What i wish to do is that the model should sit within the boundary of the polygon and fit to the polygon size. I have a ...
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1answer
155 views

Where has the QGIS2threejs Icon gone?

I am trying to create 3D maps. I am using QGis2threejs. I know I can also create a 3D map using 'New 3D Map View', but I want to try QGis2threejs. However I have two questions. When I install the ...
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1answer
60 views

How to warp 3D model to take into account horizon curvature?

I am using USGS Astrogeology data for the Moon's south pole. Here's the same dataset at half resolution: "LRO_LOLA_DEM_SPolar875_10m.tif (tif) 278 MB" on this page. I already have a process for ...
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0answers
25 views

Support materials and shaders in ArcGIS when importing model from 3D Max?

Does ArcGIS support materials and shaders when importing a model from 3D Max? Can I change the texture of the model when it is already added to the scene? How to do it? Esri::ArcGISRuntime::...
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646 views

In QGIS 3.6, where is the "Enable 3D renderer" vector layer property?

In QGIS 3.4 I could enable the 3D renderer for a vector layer (properties/3D view/enable 3D renderer). I can't find this option in QGIS 3.6 anymore. How can I activate this again for a vector layer?
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566 views

Conversion of Fbx or Obj to Cesium Tiling [closed]

I have a an OBJ File and a FBX File of very large size (OBJ = 25GB & FBX = 6GB) I'm looking for a way to convert either of them into Cesium Tile Format. I have tried using Pix4D software which is ...
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1answer
330 views

QGIS 3.4 and DEMto3D 2.3 Scaling Error

I'm having a scaling problem when using DEMto3D and extracting STL's for later manipulation. I have a merged TIFF file for Australia and am attempting to extract models of each state so I can print ...
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359 views

Extract Layers form .slpk File

I have been given an .slpk file generated by Drone2Map. I can import the .slpk file into ArcGIS Pro but I'm unable to edit the 3D layers in the package. I have not been able to find a way to extract ...
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131 views

Generating tree structure for 3D models?

I want to create a tool for converting different type of 3D models into Esri's i3s form: This repository hosts the specification for Scene Layers which are containers for arbitrarily large ...
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1answer
1k views

Mapbox GL JS - 3D Buildings - display only some buildings in 3D

I am using this example provided by mapbox gl js: Display buildings in 3D Now the problem is I only want to show some buildings in 3D. How can achieve this? I don't know where to find the source-...
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1answer
3k views

What kind of 3D models can QGIS's 3D View handle?

I'm trying to get QGIS to load a 3D model made in sketchup, as seen here: However, the model is not loading in the QGIS 3D Viewer. Any suggestions? QGIS does not give any input on what type of file ...
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116 views

Automatically Recognised Targets for Combined Laser Scanning and Photogrammetry

I'm currently performing an engineering honours thesis on terrestrial photogrammetry and laser scanning in Archaeology. Both methods will be used to document a single location first and analysis will ...
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1answer
330 views

Seeking open source or free tool to open 3D Mesh GIS files?

I'm looking a way to open 3d Terrain Mesh files. I have four different folders with same 3d content , I'd like to open one of them : Cesium folder (with internal Tile folder, web.config, tileset....
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51 views

Planarity Checking for Building walls

While viewing 3D buildings in ArcScene, a flickering error(refer screenshot below) can be seen visually due to the Non planar surface. The options I have checked are Topology in ArcGIS & QGIS, ...
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599 views

Using 3D imagery in ArcGIS Pro?

I have a Lidar Scan from the inside of a building, in the program Leica Cyclon (.ptg .ptz .xyz) and/or Autodesk ReCap (.rcp .pts .rcs .e57). I need to import this data into ArcGIS Scene for 3D viewing....
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1answer
1k views

Creating 3D polygon roof from LiDAR data using FME?

I have LiDAR data of a building and would like to construct a 3D Model using FME 2016. The LiDAR data shows that the structure has sloped roofs with various other elements on the roof surface (e.g. ...
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1answer
115 views

Grass gis - 3D data set interpolate to 3D raster

I have a dataset of 70,000 points and I would like to interpolate the properties as a 3D raster. I have created 'slices' of properties each meter of elevation in the model domain; approx: 200 slices. ...
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2answers
1k views

Uploading 3D Buildings with Textures to ArcGIS Online

I'm doing a small project where I want to create 3D buildings from building footprints. I have acquired the heights of each building and have extruded them in ArcScene. Then I use Layer 3D to feature ...
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1k views

3D building data is stored in Google Earth

I was wondering in what way (data format, infrastructure) 3D building data is stored in Google Earth. I am very impressed by the quality and performance. Are the vertices of the mesh stored in spatial ...
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1answer
1k views

Convert gml to raster in QGIS

I have a dataset of type citygml (*.gml). It includes information about buildings and their rooftypes. you can find a sample file here: https://www.opengeodata.nrw.de/produkte/geobasis/3d-gm/3d-...
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219 views

How to apply texture on a 3D model using drone images with python? [closed]

I have generated a 3D model in .OBJ format using UAV (drone) images. But this model doesnt have texture so i want to have it textured using the original UAV images. And this should be done in python ...
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1answer
2k views

Arcscene 3D.wrl file to interactive 3D pdf

I want to create an interactive 3D PDF for my customer from my 3D data in ArcScene, which seems easy in principle but is becoming an odyssey. I would like to know if someone have any easy solution ...
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176 views

Error whilst exporting 3D pdf from Global Mapper

I’m try to export a 3D PDF from Global Mapper and I’m get this error message: Error exporting to 3D PDF file. Could not create U3D file. PDF3DOverlay.cpp - 645 Version: v18.2.0 (64-bit) Build Time: ...