ryan lin
/
wheeldriveassistance
wheelchair code for driver assitance
Fork of wheelchairalexa by
Diff: wheelchair.cpp
- Revision:
- 5:e0ccaab3959a
- Parent:
- 4:29a27953fe70
- Child:
- 6:0cd57bdd8fbc
--- a/wheelchair.cpp Tue Jul 17 02:29:26 2018 +0000 +++ b/wheelchair.cpp Tue Jul 17 07:19:04 2018 +0000 @@ -4,14 +4,14 @@ { x = new PwmOut(xPin); y = new PwmOut(yPin); + imu = new chair_imu(); } /* * joystick has analog out of 200-700, scale values between 1.3 and 3.3 */ void Wheelchair::move(float x_coor, float y_coor) { - printf("raw is %f %f \n", x_coor, y_coor); - printf("x is %f y is %f \n", ((x_coor*1.6f) + 1.7f), ((y_coor*1.6f) + 1.7f)); + float scaled_x = ((x_coor * 1.6f) + 1.7f)/3.3f; float scaled_y = (3.3f - (y_coor * 1.6f))/3.3f; x->write(scaled_x); @@ -19,6 +19,27 @@ } +void Wheelchair::turn_right(){ + double start = imu->yaw(); + double final = start + 90; + if(final > 360) + final -= 360; + + while(imu->yaw() <= final) { + Wheelchair::right(); + } +} + +void Wheelchair::turn_left(){ + double start = imu->yaw(); + double final = start - 90; + if(final <0) + final += 360; + + while(imu->yaw() >= final) { + Wheelchair::left(); + } +} void Wheelchair::forward() { x->write(high);