![](/media/cache/group/default_image.jpg.50x50_q85.jpg)
Cubic Hand project for EECS 249A course.
Dependencies: MMA8451Q TSI cc3000_hostdriver_mbedsocket NVIC_set_all_priorities mbed Multi_WS2811
GestureRecognition.cpp
- Committer:
- naren
- Date:
- 2014-12-11
- Revision:
- 52:0f7a239cdd09
- Parent:
- 51:09796a9ee78d
File content as of revision 52:0f7a239cdd09:
#include "GestureRecognition.h" #include "mbed.h" #define MAX_COUNT 10 GestureRecognition::GestureRecognition(){ counter = 0; secondCounter = 0; } GestureRecognition::~GestureRecognition(){ } //Finger data is given in range of 0-150. 150 = finger is bent. 0 = finger is straight out. CubeUpdateParameters GestureRecognition::sensorToGesture(Glove data){ CubeUpdateParameters returnParams; returnParams.size = 0; returnParams.deltaX = 0; returnParams.deltaY = 0; returnParams.deltaZ = 0; int fingerThreshold = 500; int thumbThreshold = 200; if (++counter >= MAX_COUNT) { returnParams.size = 4; secondCounter++; bool fBent[5]; for (int iter = 0; iter < 5; iter++) { if (iter < 4) fBent[iter] = (data.fingers[iter] > fingerThreshold); else fBent[iter] = (data.fingers[iter] > thumbThreshold); } if (secondCounter > 3) { //printf("%d %d %d %d %d\r\n", fBent[0], fBent[1], fBent[2], fBent[3], fBent[4]); secondCounter = 0; } // Change size based on finger gesture if (fBent[0] && fBent[1] && fBent[2] && (!fBent[3]) && fBent[4]) returnParams.size = 2; else if (fBent[0] && fBent[1] && (!fBent[2]) && (!fBent[3]) && fBent[4]) returnParams.size = 4; else if (fBent[0] && (!fBent[1]) && (!fBent[2]) && (!fBent[3]) && fBent[4]) returnParams.size = 6; else if ((!fBent[0]) && (!fBent[1]) && (!fBent[2]) && (!fBent[3]) && fBent[4]) returnParams.size = 8; //Change color else if (fBent[0] && (!fBent[1]) && (!fBent[2]) && (!fBent[3]) && (!fBent[4])) returnParams.hue = 25.0/100.0; else if (fBent[0] && fBent[1] && (!fBent[2]) && (!fBent[3]) && (!fBent[4])) returnParams.hue = 75.0/100.0; else if (fBent[0] && fBent[1] && fBent[2] && (!fBent[3]) && (!fBent[4])) returnParams.hue = 100.0/100.0; //Change position. Roll, pitch, and yaw are given as degrees. if (data.roll > 10 ) returnParams.deltaX = -1; else if (data.roll < -10) returnParams.deltaX = 1; if (data.pitch > 10) returnParams.deltaZ = 1; else if (data.pitch < -10) returnParams.deltaZ = -1; if (data.yaw > 10) returnParams.deltaY = -1; else if (data.yaw + 360 > 10 && data.yaw < 0) returnParams.deltaY = 1; counter = 0; } return returnParams; }