This is an implementation of
Yuki Koyama, Kenshi Takayama, Nobuyuki Umetani, and Takeo Igarashi. 2012. Real-time example-based elastic deformation. In Proceedings of the ACM SIGGRAPH/Eurographics Symposium on Computer Animation (SCA '12). Eurographics Association, Aire-la-Ville, Switzerland, Switzerland, 19-24.
Implemented by Kenshi Takayama and Yuki Koyama, and currently maintained by Yuki Koyama.
http://www-ui.is.s.u-tokyo.ac.jp/~koyama/project/ExampleBasedShapeMatching/index.html
This source code can be built using Xcode (tested on Xcode 4.3.2, and 6.1.1).
Real-Time_Example-Based_Elastic_Deformation.xcodeproj is the project file for Xcode.
Please see this example of use:
http://www.youtube.com/watch?v=7Pe-RPLMeDI
If you want to learn more, please read the source code. (I'm sorry not to write a detailed documentation.)
//2017/2/22 I have built it for windows in the platform of vs 2015 .put the dll to the file of exe