3D is an object that has three dimensions.

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5
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2answers
253 views

3D snapping in open source platforms

I'm looking for tools and extensions in open source platforms (gvSIG, QGIS, uDig, etc) that allows 3D snapping. In the last years, most of the projects my company is working on required the editing ...
4
votes
6answers
2k views

3d earth mapping with javascript or browser plugin

I am currently working to develop a web-based mapping application. A lot of the mapping tools such as google maps are 2d imagery. I know that google earth has a 3d browser plugin, but a requirement of ...
2
votes
3answers
2k views

Display 3d building using OpenLayers

Is there any way to display a 3d building model as a layer under OpenLayers ? i have the building models drawn using Google sketchup , is that useful ?
26
votes
4answers
6k views

How to find the minimum-area-rectangle for given points?

The following is another problem that I am working on it these days. As you see in the figure, (BTW, I tried to make it self-presenter) the question is: How to find the minimum-area-rectangle (MAR) ...
2
votes
0answers
79 views

Determine which points fall within a 3D polygon and export this subset to a flat file

I am working in ArcMap 10 and will have a 3D representation of a zone of transmission. I would like to determine which GPS points fall within this polygon and then export this subset out to a flat ...
27
votes
1answer
7k views

How to find the center of geometry of an object?

Well it might be a simple question. Given a set of 2D or 3D points, the question is: How to find the center of geometry of an object? According to the following figure, the center of geometry ...
13
votes
5answers
1k views

What are some 3D visualisation tools that successfully work with GIS data?

There are a large number of 3d modelling tools available (both open and closed source). I would like to be able to: Import GIS data into a 3d environment and retain georeferenceing. Retain the ...
3
votes
2answers
1k views

Georeferenced 3D Model Import

How can we open a 3D MAX File(3D Building model with exterior and interior elements)in Autodesk Infrastructure/LandXplorer or ESRI CityEngine? How can we georeference a 3D vector building model?
12
votes
1answer
921 views

Displaying cross-sections on a web page

I'm looking for inspiration and possible tools on how to display cross-sections on a (dynamic) webpage. More specifically I have to show on these cross-sections how underground pipelines are located ...
4
votes
0answers
278 views

How to convert a set of points to a solid object?

I have a data generated as the output of some numerical processes. I need them to be converted into 3D solid objects (as CAD solid format) to make them importable for some particular numerical ...
7
votes
5answers
527 views

What are the main fields of applications of 3D GIS?

I'm doing a scholary research on 3D GIS but i have some problems in finding where they are used. Does anyone know of any real life examples where 3D GIS has been adopted?
2
votes
0answers
205 views

Incorporating known GPS/INS data to automatically produce geo-registered 3D models

I am trying to reconstruct a 3D building model from 2D video frames using an open-source Structure-From-Motion(SFM) software (Bundler). The final reconstructed 3D model will be in Cartesian ...
6
votes
1answer
205 views

What's a robust strategy for displaying 3D map data for navigation?

3D map data, specifically the kind you see on GPS units, or more recently on smart phones, almost always features a 'HUD' like view, which I'm trying to implement in an application of mine. I have ...
2
votes
1answer
324 views

Possible to use Google Earth to generate “skyline” planes?

I was really interested to notice that my city appears to have gotten the 3D Buildings treatment on Google Earth. I am trying to figure out how I might these 3D buildings to generate 'skylines' for a ...
5
votes
1answer
1k views

Render the PostGIS OSM data in 3d?

I wonder is there any open-source application that can query a PostGIS-enabled database and render the resulting OSM map in 3d. The only thing I have found so far is Navit, but it renders only from ...
11
votes
2answers
299 views

Are there any 3D GIS which exploit consumer level 3D HDTVs?

My company is moving into a new building and we will be purchasing a 65" or greater HDTV for the conference room. I am interested to know if there are "3D" GIS applications which currently exploit ...
15
votes
4answers
1k views

Are there any alternatives to ArcScene?

I think I've had it. I've been struggling to create polished scenes and flyover animations using the ESRI tools. SketchUp is great but it does not handle large datasets and most 3rd party models (3D ...
5
votes
1answer
511 views

How do I cast shadows from 3D Objects in ArcScene?

I would like to cast shadows from my 3D objects in ArcScene onto the surface and other objects. (Much like I can in SketchUp). Is it possible? If so how?
5
votes
3answers
2k views

3D subsurface modelling

I am a student and initiating a thesis project for MS specialize degree in geophysics... I am working on tectono - stratigraphy of some area and want to do the 3D subsurface modelling of the same ...
4
votes
1answer
845 views

Can I view ArcScene 3D models in a free viewer such as ArcReader or another 3rd party viewer?

I would like to build a complex 3D model in ArcScene, export it and send it to someone else that does not have ArcGIS with 3D Analyst. The idea is to interactively navigate the model during a ...
10
votes
5answers
439 views

Where can I find a high quality real globe of a decent size without axis?

I'm trying to find a physical globe of a high map quality that doesn't have any axis or bearings as the axis mounted on standard desk globes completely obscures the arctic regions. High-quality map ...
8
votes
1answer
325 views

Is it possible to add photo-realistic clouds in ArcGlobe animations?

This question asked about the best software to produce professional fly-through animations, and included a link to a nice video of the Grand Canyon. That video includes photo-realistic clouds in the ...
17
votes
3answers
5k views

Which software to use to create professional fly-over/ fly-through animations?

I will need to create a high quality fly-over animation which penetrates the surfaces and reveals subsurface geology. The intended use is for demonstrations, presentations and a company website so it ...
8
votes
2answers
2k views

Can I create, union and intersect 3D multipatch features using 3D Analyst extension (ArcGIS 10)?

I'm on ArcGIS 10. According to all the documentation I've read, 3D Analyst should be able to do what I am trying to get it to do, but I am running into problem after problem and I'm almost ready to ...
2
votes
1answer
647 views

What are nodes in ArcGIS and how do you create them?

I want to create a elevation profile of a cross section so a polyline on ArcGIS. I wanted to regularly space around 1000 points per 1700m long xsection and extract elevation data for each node/point ...
5
votes
2answers
684 views

Is there a way to render 3D map tiles?

I am looking for a way to create map tiles from OSM data but I would like the resulting map tile images rendered at a 45 degree angle. Is there any way this can be done? I have never see such an ...
10
votes
2answers
1k views

Which Windows GIS editors support the creation of 3D shapefiles besides ArcGIS with 3D Analyst?

I need to find and easy and affordable way to generate 3D linear shapefiles in Windows so one of our users can inspect our tool. We incorrectly assumed that he had 3D shapefile source data available ...
2
votes
3answers
577 views

3D map with latitude and longitude

I have a 3D map with latitude and longitude details. Is there a way I can take a 2D image (a png image) from 3D model in such a way that my 2D image also have the latitude and longitude as it is in 3d ...
3
votes
0answers
361 views

Can I intersect (slice) a multipatch geometry and obtain the perimeter line of the intersection as a result?

Can I intersect (slice) a multipatch geometry with a vertical polygon (or an extruded line) to obtain the perimeter line of the intersection? (or better yet a polygon) I am creating fairly complex ...
12
votes
2answers
6k views

How can I sucessfully import 3D surface and features from ArcGIS 10 into Sketchup 8?

What are the steps required to successfully export an entire 3D model (composed of TIN surfaces, 3D polygons, 3D polylines and 3D points) from ArcGIS 10 to Sketchup 8? Preferably, I would like the ...
1
vote
2answers
600 views

Can I project 3D DXF vertical cross section into a “plan view projection plane” for display in ArcMap?

Below is the lenghty explanation but simply put my question is: How can I project a 3D DXF file (vertical cross section) into a "plan view projection" for use in ArcMap? I am using Target (by ...
4
votes
1answer
1k views

How to “calculate” distance-to-ground of all 18 OSM zoom levels?

Assuming I'm building a 3D solution with the "world" being mapped to global geo-data supplied by OSM / Cloudmade... think http://www.webglearth.com but with completely different goals and use-cases. ...
7
votes
2answers
592 views

DXF attribute to z value

We have been given a DXF that contains a Elevation attribute but we would like to generate a 3D DXF. I know I can generate a 3D dxf from a shapefile using: ogr2ogr -f "DXF" out.dxf in.shp -zfield ...
19
votes
7answers
4k views

What are my options for 3D web Maps?

I wish to have a Online 3D Map, which would show my Data, i.e both Raster and Vector, draped on a DEM that I have. Due to the requirements of using my own DEM & Raster data, Google Earth API is ...
2
votes
1answer
538 views

Rendering 3D timezones KML on a 2D map

I'm trying to render a KML layer (with timezones) in Google Maps API v3. The KML layer works fine in 3D (in Google Earth), but when I render it in 2D, the timezone lines that meet at the North Pole ...
1
vote
0answers
201 views

Layer 3D to Feature Class Empty Output

I'm trying to build 3D buildings from 2D footprints. I extrude by the building heights, and input the surface by editing the properties. From here I use the Layer 3D to Feature Class tool to convert ...
2
votes
1answer
1k views

How to export a shapefile from ArcGIS 10 into Autodesk Ecotect?

I am trying to export a shapefile from ArcGIS 10 into Autodesk Ecotect Analysis 2011 for solar analysis. I have a shapefile with polygons, and the heights of buildings is stored in the attribute ...
2
votes
3answers
447 views

writing a 3D polygon (arcpy)

I currently working on some scripts with 3D polygons using arcpy (arcgis10). Reading and data manupulation works fine, however writing the output back into a shapefile doesn't seem to work, it only ...
13
votes
3answers
1k views

Visualization of 3D shapefiles with Mapserver and Postgis

I'm wondering is there a way to visualize 3d data with mapserver? 3D .shp files are in postgis database, and I already connected mapserver to database, but with simple layer in mapfile.
7
votes
1answer
8k views

creating a dem from contours

I have a large set of contours that I received broken down into several different subsets. I have merged most of the subsets together creating a larger set of contours in three different files. I have ...
4
votes
2answers
270 views

How can I make my data efficient and “light” to do 3D Visualizations in Google Earth?

As a test run, I'd like to visualize population on census blocks for a few states (New England for example). I assume that the kml to do this will be huge, when you factor in the census boundaries and ...
2
votes
1answer
401 views

How to show labels in arcglobe for extruded features

I am trying to visualize lithology data in ArcGlobe, i.e, the representation of different types of soil data under the earth. This I have done properly by creating Z aware featureclass and extrusion ...
7
votes
1answer
322 views

Assign Z value to start & end of PostGIS line

I have a line table in my PostGIS database and a table with invert levels for the start and end of each line. My goal is to create create 3D lines in my table, from my invert data. I know I can use ...
6
votes
4answers
787 views

Does anyone know of a good unaffiliated review of Rockworks?

I've been struggling to find a good software package for drillhole data management, subsurface geology modelling, and visualization (both 2D and 3D): something that can also be used to produce ...
9
votes
4answers
541 views

How to represent floors in a building

Is there any way to represent floors in a building using GIS? (Also, it's stupid that I have to use existing tags cos none suit my question so I had to choose one at random.)
9
votes
4answers
260 views

Is there a standardized or “most used” dummy Z value?

Creating and importing both 2D and 3D data, I have many times encountered the situation where I have no Z value for a coordinate set, that the value of a Z coordinate seems out of range (like -99, ...
5
votes
2answers
853 views

How to visualize 3D model in ArcGIS?

I have hypsometric map/model of mountain which I get by contour lines with Z value. Can you explain how to visualize 3d model in ArcGIS? I need to get something like nviz command in GRASS.
3
votes
3answers
673 views

ArcGIS Surface Length Tool equivalent in FME

I am trying to calculate the 3D length of a line. I currently have a rather complex and cumbersome model built in ArcGIS Model Builder that uses a tool called "Surface Length". I was wondering if ...
1
vote
3answers
496 views

Point to Raster Issues

I am having some trouble with something fairly simple.. I am creating a 3D subsoil model for display in arcscene - i can get it displayed nicely as points but in order for the model to be easier to ...
3
votes
1answer
3k views

Displaying z-values in arcscene

Probably there is a very simple solution to my problem - I just can't find one! I have a point shapefile with x, y and z data - I can display it in arcscene but it is flat - the z data isn't being ...