strokeCap method
Implementation
void strokeCap(int cap) {
if (cap == PConstants.SQUARE) {
strokePaint.strokeCap = StrokeCap.butt;
}
if (cap == PConstants.ROUND) {
strokePaint.strokeCap = StrokeCap.round;
}
if (cap == PConstants.PROJECT) {
strokePaint.strokeCap = StrokeCap.square;
}
}