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Questions tagged [3d-model]

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

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0answers
10 views

Seeking Product to make 3D Interactive Model from AutoCAD Drawings? [closed]

I am working with Construction and Planning at my University and one of our goals is to take an extensive topographic AutoCAD map we have created from LiDAR scans of the Campus, and to transpose that ...
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0answers
18 views

Seeking 3D Modeling Platform? [closed]

My work is looking for a very reliable 3D modeling platform/program that can map out a 3D model of my university from our LiDAR topographic maps. The previous platforms we have used couldn't seem to ...
0
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0answers
43 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 ...
0
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1answer
29 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-...
3
votes
1answer
160 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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0answers
15 views

Rotate 3D feature (not x-axis)

I have created a 2D feature of an ornate beam, as if cutting it out of a beam with a band saw while it is laying flat. Now, I am using ArcScene and can view the beam as it lays flat and want to set ...
1
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0answers
30 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 ...
1
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1answer
50 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....
1
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0answers
23 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, ...
1
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0answers
88 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....
2
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1answer
289 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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0answers
41 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. ...
0
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2answers
182 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 ...
1
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0answers
485 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 ...
3
votes
1answer
310 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-...
1
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0answers
143 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 ...
0
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0answers
78 views

3D model of buildings based on satellite imagery

We would like to create 3D model of buildings of small area based on satellite imagery, including commercial. Could we achieve accuracy 1m or better based on these data ? I have found some articles ...
1
vote
1answer
608 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 ...
1
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0answers
64 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) ...
2
votes
1answer
338 views

3d triangle roof house model in QGIS?

Hi, I know that the is a possibility to "build" 3d structures - or rather to visualize shapefiles in 3d - in QGIS. ie. a "reconstruction" of a redoubt I have created earlier Alhtough I have not found ...
1
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0answers
298 views

Generate 3D terrain Model at Runtime dynamically

I need to subset terrain in Cesium and make the output exportable in any of the common formats like WRL, OBJ etc. I have found one such example here. I have been searching the web for days but ...
1
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0answers
126 views

Make 3d model from picture and calculate volume

I have a picture (fictional) of a mountain. What I want and am not able to do without help, is to make the coordinates and height to the right scale. I have a line that represents 10 km on the ...
1
vote
1answer
273 views

How are Google 3D objects made in Google Earth now?

Since a few years, Google has stopped using SketchUp community Models to populate its 3D environment and switched to another technology. I'm wondering what GIS, LIDAR Image or 3D automatic method (it ...
0
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2answers
1k views

How geotiff converted to 3d model? [closed]

I have image .tiff (format geotiff). How I can convert the image to 3d model (terrain)? Blender or world machine can do it?
2
votes
0answers
639 views

Using GRASS GIS/QGIS to georeference TIFFs in 3D space, vertically?

I am a geophysicist working for a small shallow surface geophysics firm. We create 2D slices of the ground showing data collected from various surveys. These are generally cross sections (TIFFs) of ...
4
votes
0answers
42 views

Creating measure tool that can be used on 3D model on ArcGIS Online? [closed]

I have a 3D-Point cloud model of a rock formation that I want to upload onto ArcGIS Online. Is there a way to create a tool for the web user to determine distance across the surface of the model, ...
1
vote
1answer
147 views

Uploading finished model to WebGIS?

A thing bugging me at the moment is the lack of information on the possibility of finishing a point cloud based 3D model in a desktop software(e.g. Solidworks, Geomagic Design), exporting it in a ...
1
vote
1answer
130 views

Create 3D buildings for sloped rooftops

How can I create 3D buildings for sloped rooftops? I have good experience for creating 3D buildings with flat rooftops (I get z from nDSM from stereo pair). Is there a way for convert flat roofs to ...
2
votes
0answers
101 views

ArcGIS Online Image Offset

I have three geo-referenced images of a museum layout that I have been able to offset by "x" number of meters in ArcScene and ArcGIS Pro. I want to publish the three images online and have it look ...
3
votes
2answers
1k views

OpenLayers3 + Cesium add 3D Models

I created an Openlayers3 Bing map and then I converted to 3D view with Cesium. Is there a way to add a 3D Model on my 3D map?
3
votes
2answers
301 views

Rasterizing vector layer with PostGIS?

I have a vector layer with 2498 features (houses) that I want to rasterize/produce a raster image from but can't figure out how: Column MARK_Z = is Meters above see-level for the base of each ...
1
vote
3answers
507 views

Is it possible to create floating/“flying” 3D objects in QGIS?

Is it possible with QGIS 2.14 and/or the Qgis2threejs-plugin to create 3d objects that don't "start" on the ground level (z=0), but are 3d objects "flying/floating" in the air? For example wind ...
2
votes
2answers
80 views

True non-projected 3D grid world modeling

I did a search on this but I did not find anything much relevant yet. I was wondering how come there is no GIS software that would take a sufficiently accurate 3D surface model of the world (such as ...
1
vote
1answer
242 views

Geographic coordinate systems on 2D screens

I know that a geographic coordinate systems are inherently three dimensional, while they are usually represented by two coordinates (lat and long) because the height is about the same across the ...
1
vote
1answer
388 views

Differences between capabilities of QGIS and ArcGIS in 3D modeling [closed]

I am learning to use QGIS and ArcGIS for Desktop. What are the differences between the capabilities of QGIS and ArcGIS in term of processing & representing 3D model?
0
votes
0answers
288 views

Service serving 3D models from OSM on demand?

I have just discovered that openstreetmap actually has 3D models and quite a lot of them! How ever I haven't been so lucky when searching a way to serve this models and how to view them in a web ...
1
vote
0answers
208 views

Creating 3D interactive model from lidar data using ArcGIS for Desktop? [duplicate]

I have a couple of las files for a city and I need to make a 3D model of the buildings, which should display info about the building when clicked on. I am pretty new to ArcGIS so I don't have the best ...
3
votes
1answer
266 views

Line Layer seems to be floating and shifted after adding terrain effect in Cesium

I had made add a line layer using cesium. In which i had added a terrain effect using the standard cesium terrain provider as below var dataSource1 = new Cesium.GeoJsonDataSource(); var roads = ...
2
votes
0answers
443 views

Load 3D models on globe or 2D map

I'm using ol3, ol3-cesium for creating 2D map & 3D globe. These things are getting used at backend 1) tinyows 2) map server 3) postgis Now I want load 3D models on my map and globe. Lots of ...
12
votes
5answers
2k views

Creating photogrametric point cloud of an object from distributed photographs, here: Making accurate 3D model of building using UAV imagery?

Is there a way of creating a photogrametric point cloud from a set of densly distributed photographs of an object? Application: I am trying to investigate if creating a 3D model (point cloud) of the ...
1
vote
1answer
1k views

3D OSM buildings seems to be floating and shifted after adding terrain effect in Cesium

I had made a 3D view of the osm buildings using cesium. In which i had added a terrain effect using the standard cesium terrain provider as below var viewer = new Cesium.Viewer('cesiumContainer'); ...
1
vote
1answer
58 views

Can targets placed on the facades of a building be used to increase the accuracy of a point cloud of a building generated from Drone/UAV/UAS imagery?

Can targets (used for registering point clouds) mounted on a building be used to increase the accuracy of a point cloud generated from UAV imagery?
6
votes
2answers
4k views

Viewing a geojson as 3D in cesium

I have a geojson with height informations in it. I tried adding the geojson to the scene using var viewer = new Cesium.Viewer('cesiumContainer', { sceneMode : Cesium.SceneMode.SCENE3D, timeline : ...
-1
votes
1answer
175 views

City engine web scene (large model)

I have a tag bit of a problem I made a 3d model of a city (about 21000 models) and using the city engine web scene viewer from Esri is slow and eats up a lot of resources unfortunately (and I'm ...
4
votes
3answers
976 views

What is the difference between DEM data sources?

I have started experimenting creating basic 3D elevation models in QGIS recently. It turned out for me that there are several free sources of DEMs, like USGS's EarthExplorer, CGIAR-CSI's Digital ...
0
votes
1answer
2k views

Free Digital Elevation (Terrain) Model of Europe or Germany

Is there any free (or not expensive) source of Digital elevation model of Europe or Germany with the resolution of 10 meters or better and vertical accuracy of +-5m or better?
6
votes
2answers
868 views

Looking for more realistic 3D terrain renderer than ESRI Arcscene

I am looking for simple suggestions of software packages that go beyond what ESRI ArcScene can offer. I want to create 3D terrain visualisations, particularly of orthophotos draped over high quality ...
1
vote
1answer
56 views

Is it possible to use ArcGIS to define a boundary around a self-constructed 3D feature?

I am creating a 3D rendering of a future building and would like to know the distance from which this building would be visible from. Is it possible to use ArcGIS to define a boundary that delineates ...
1
vote
0answers
232 views

Creating equirectangular projection from 3d spatial model?

Apologies if this is not the right group for this question, but I think there may be people here who can help. (I'm open to suggestions for better places to ask.) I have a program that contains a ...
1
vote
1answer
764 views

How to add 3D features in Online ArcGIS (Story Map)

How to add 3D features in Online ArcGIS (Story Map) - I created the 3D layers / features using ArcMap Desktop and ArcScene I'm a student and a newbie looking for detailed information.