IL 2016 SS - cleanup example code
import SimpleOpenNI.*;
SimpleOpenNI context;
color[] userClr = new color[]{ color(255,0,0),
color(0,255,0),
color(0,0,255),
color(255,255,0),
color(255,0,255),
color(0,255,255)
};
PVector com = new PVector();
PVector com2d = new PVector();
void setup() {
size(640,480);
context = new SimpleOpenNI(this);
if(context.isInit() == false) {
println("Can't init SimpleOpenNI, maybe the camera is not connected!");
exit();
return;
}
context.enableDepth();
context.enableUser();
stroke(0,0,255);
strokeWeight(3);
smooth();
}
void draw() {
background(30);
context.update();
image(context.userImage(), 0, 0, 120, 90);
// draw the skeleton if it's available
int[] userList = context.getUsers();
for(int i=0;i<userList.length;i++) {
if(context.isTrackingSkeleton(userList[i])) {
stroke(userClr[ (userList[i] - 1) % userClr.length ] );
drawSkeleton(userList[i]);
}
// draw the center of mass
if(context.getCoM(userList[i],com)) {
context.convertRealWorldToProjective(com,com2d);
stroke(100,255,0);
strokeWeight(1);
beginShape(LINES);
vertex(com2d.x,com2d.y - 5);
vertex(com2d.x,com2d.y + 5);
vertex(com2d.x - 5,com2d.y);
vertex(com2d.x + 5,com2d.y);
endShape();
fill(0,255,100);
text(Integer.toString(userList[i]),com2d.x,com2d.y);
}
}
}
void drawSkeleton(int userId) {
// to get the 3d joint data
/*
PVector jointPos = new PVector();
context.getJointPositionSkeleton(userId,SimpleOpenNI.SKEL_NECK,jointPos);
println(jointPos);
*/
//
context.drawLimb(userId, SimpleOpenNI.SKEL_HEAD, SimpleOpenNI.SKEL_NECK);
context.drawLimb(userId, SimpleOpenNI.SKEL_NECK, SimpleOpenNI.SKEL_LEFT_SHOULDER);
context.drawLimb(userId, SimpleOpenNI.SKEL_LEFT_SHOULDER, SimpleOpenNI.SKEL_LEFT_ELBOW);
context.drawLimb(userId, SimpleOpenNI.SKEL_LEFT_ELBOW, SimpleOpenNI.SKEL_LEFT_HAND);
context.drawLimb(userId, SimpleOpenNI.SKEL_NECK, SimpleOpenNI.SKEL_RIGHT_SHOULDER);
context.drawLimb(userId, SimpleOpenNI.SKEL_RIGHT_SHOULDER, SimpleOpenNI.SKEL_RIGHT_ELBOW);
context.drawLimb(userId, SimpleOpenNI.SKEL_RIGHT_ELBOW, SimpleOpenNI.SKEL_RIGHT_HAND);
context.drawLimb(userId, SimpleOpenNI.SKEL_LEFT_SHOULDER, SimpleOpenNI.SKEL_TORSO);
context.drawLimb(userId, SimpleOpenNI.SKEL_RIGHT_SHOULDER, SimpleOpenNI.SKEL_TORSO);
context.drawLimb(userId, SimpleOpenNI.SKEL_TORSO, SimpleOpenNI.SKEL_LEFT_HIP);
context.drawLimb(userId, SimpleOpenNI.SKEL_LEFT_HIP, SimpleOpenNI.SKEL_LEFT_KNEE);
context.drawLimb(userId, SimpleOpenNI.SKEL_LEFT_KNEE, SimpleOpenNI.SKEL_LEFT_FOOT);
context.drawLimb(userId, SimpleOpenNI.SKEL_TORSO, SimpleOpenNI.SKEL_RIGHT_HIP);
context.drawLimb(userId, SimpleOpenNI.SKEL_RIGHT_HIP, SimpleOpenNI.SKEL_RIGHT_KNEE);
context.drawLimb(userId, SimpleOpenNI.SKEL_RIGHT_KNEE, SimpleOpenNI.SKEL_RIGHT_FOOT);
}
// -----------------------------------------------------------------
// SimpleOpenNI events
void onNewUser(SimpleOpenNI curContext, int userId)
{
println("onNewUser - userId: " + userId);
println("\tstart tracking skeleton");
curContext.startTrackingSkeleton(userId);
}
void onLostUser(SimpleOpenNI curContext, int userId)
{
println("onLostUser - userId: " + userId);
}
void onVisibleUser(SimpleOpenNI curContext, int userId)
{
//println("onVisibleUser - userId: " + userId);
}
void keyPressed()
{
switch(key)
{
case ' ':
context.setMirror(!context.mirror());
break;
}
}