3Doodle is a 3D drawing tablet. Two mounted phone cameras capture images of a moving pen; we use KLT feature tracking to estimate the pen tip position and then render the computed points in the browser.
Install the Android NDK. One way to do this is to install Android Studio, then when you have it installed follow the instructions here. You'll also need to make sure you have adb installed in the same process.
You'll also need to install OpenCV.
- Python - 2.7.12
- OpenCV - 2.4.13
- Android NDK - 15.1.4119039 (includes ndk-build)
- Android SDK platform tools - 26.0.0 (includes adb)
Run git submodule init and git submodule update in this folder to set up the minicap submodule. You'll also have to follow the setup instructions in that directory's README.
Run virtualenv venv in this folder to set up a Python virtualenv. Then run source venv/bin/activate. Then do pip install -r requirements.txt.