A roundup of new features in the WhirlyGlobe-Maply toolkit for versions 2.4 and 2.5. WhirlyGlobe-Maply is a mobile first geospatial display toolkit for iOS and Android.

1. New Features
in
WhirlyGlobe-Maply
Version 2.4 & Beyond!
Steve Gifford
mousebird consulting inc

2. Overview
Introduction
History & people
Interesting Features
Boring Features
Future Directions
Wrap-up

3. WhirlyGlobe-Maply
An open source, mobile first
geospatial display toolkit.
Apache 2.0 License
OpenGL ES 3.0
Fast: 60, 30fps
Globe & Map
iOS & Android

4. Users
Weather
Maps
Aerospace
Education

5. WhirlyGlobe-Maply Timeline
Date Version Major Features
Feb 2011 0.0 --
Jun 2011 1.0 Single Res Globe, Vectors, Labels
Aug 2011 1.1 Selection, Binary Distro
Jan 2012 1.2 Markers, Lofted Polys
Sep 2012 2.0
Overlays, Vector Styles, Multi Res Globe
2D Labels and Markers, Maply
Apr 2013 2.1 Shapes, Text Layout
OpenGL ES 2.0, Component Distro
Oct 2013 2.2
Performance, Shaders, Elevation
Maply Features
Mar 2014 2.3
Animation, Tiled Vector Maps, 2D Map Features,
Android
Feb 2016 2.4 Atmosphere, Night/Day shading, Particles, Stars Sun & Moon, Cesium Elevation,
3D models, Shader Motion
Summer 2016 2.5
Swift, Android, Point Clouds, 3D Models, Terrain, Vector Tiles, Custom Projections,
Automated Testing

6. WhirlyGlobe-Maply Size
Module Number of Lines
Core Library 55,389
iOS Interface 46,378
Android Interface 32,489
Total 134,256

7. Who’s Working on it
José Navarro
Ranen Ghosh
Hiring soon(ish)?

8. mousebird consulting inc
Consulting
OEM Deals
Support Contract
iOS & Android
Questions
Bug fixes
Training

9. Feature Breakdown
How the feature used to work
How it works now
Does it work on Android?
Where are we going with it?

11. And so on….

15. Image Basemaps

16. Animated Basemaps

17. Ramp
Shader

19. Future: Bicubic Interpolation
Bilinear Bicubic
Images Courtesy of Wikipedia

20. Future: Edge Stitching
Breaks caused
by tiling
Fixable with
smart tile lookup
in shader
Devices fast
enough now

21. 3D Models

22. Model Builder & Extruder

23. Moving Models

24. Android Model Support

25. Future: Model Support
glTF Support
Khronos Model Interchange Standard
Better Shading & Transforms
More model builder functionality

26. Local Terrain DB
sqlite format
custom tools
Cesium Terrain
terrain mesh
open source(ish)
incomplete
Terrain Support

28. TMS Style Sources
(0,0)
Normal Tiling Cesium Terrain Tiling
(0,0) (1,0)

29. Android Terrain Support

30. Cesium Terrain
Resample/chop images
Fix edges between tiles
Surface materials (e.g. water)
Other sources
Mapzen?
Future: Terrain Support

31. Existing Vector Map Support
Labels
Markers
Lines
Areal Features
Formats
GeoJSON
Shapefiles
Custom

32. Wide Vectors

33. Vector Tiles
What do we mean?
Could be GeoJSON
Probably means Mapbox Vector Tiles
Data vs. Style
Data is in Mapbox Vector Tile Format
Style is… elsewhere
Supported Styles
Mapnik XML
Mapbox GL Style Format
Roll your own

34. Vector Tiles
with
Mapnik XML

35. Mapbox GL Style Support
Parses and builds
Missing features
Sprite sheets
Transitions
Shader support
Lacking subtlety

36. Vector Tiles
with
Custom Style

37. GeoPackage & SLD Support
GeoPackage
SQLite database
Holds geometry & images
Allows searching
Styled Layer Descriptor Format
Vector styling standard
Supported by a range of tools

38. Android Support
Vector Tiles
Coming Soon
Image & Vector Support
GeoPackage
Not Yet
Styled Layer Descriptor
Not Yet

39. Web Mercator

40. Web Mercator +
British National Grid Source

41. British National Grid +
Web Mercator Source

42. British National Grid
on Globe

43. Android Support

44. Future: Projection Support
A few bugs to sort out
Better Feedback on Proj.4 setup failures
Detection of missing grid files

45. Atmosphere +
Night/Day Shader

46. Sun & Moon

49. Moving
Screen Objects

50. Android: Moving Objects

51. Screen Object Builder
Add objects one at a time
Text, Images, Vectors
Control as a single object
Partly there for Billboards
Coming for 2D Objects
Custom Text
More
Text

52. Marker Clustering

53. Marker Clustering

54. Android: Marker Clustering

55. Particle Systems

57. Point Clouds

58. Android: Point Clouds

59. AutoTester

61. Future: Build & Testing
Continuous Integration
On change & nightly builds
Binary Distribution
Automated Device Testing
Tests run on-device
Results sent to developers

62. Toolkit Architecture
WhirlyGlobe
Core Lib
C++
Objective C
Swift
OpenGL ES
WhirlyGlobe
Core Lib
C++
OpenGL ES
Java
iOS Android
Java Native Interface

63. Porting The Toolkit
Mobile Operating Systems
iOS & Android (core systems)
Windows Phone
Desktop Operating Systems
Windows (C#)
Mac/OS X (Obj-C/Swift)
Linux (C++)
Web Browser
Javascript & WebGL

64. Resources
Tutorials
Reference docs
github repo
github Issues
Active community

65. Wrap up
contact@mousebirdconsulting.com
@mousebirdc
mousebird.github.io/WhirlyGlobe/