Week10,99160734_陳嘉云 , HW10,

1.安裝processing,openni,nite
2.執行processing->打開我的文件->打開processing->建資料夾Libraries->把SimpleOpenNI解壓縮放入
3.執行processing

4.執行畫面

5.加入png圖片

程式碼由範例Hands3D修改:

import SimpleOpenNI.*;
//import processing.opengl.*;

SimpleOpenNI context;
float        zoomF =0.5f;
float        rotX = radians(180);  // by default rotate the hole scene 180deg around the x-axis,
                                   // the data from openni comes upside down
float        rotY = radians(0);
boolean      handsTrackFlag = false;
PVector      handVec = new PVector();
ArrayList    handVecList = new ArrayList();
int          handVecListSize = 30;
String       lastGesture = "";

PImage imgBG;
PImage imgHand; 

void setup()
{
  imgBG=loadImage("images.png");
  imgHand=loadImage("bear1.png"); 
 
 
  size(1024,768,P3D);  // strange, get drawing error in the cameraFrustum if i use P3D, in opengl there is no problem
  //size(1024,768,OPENGL);

  context = new SimpleOpenNI(this);
 
  // disable mirror
  context.setMirror(false);

  // enable depthMap generation
  if(context.enableDepth() == false)
  {
     println("Can't open the depthMap, maybe the camera is not connected!");
     exit();
     return;
  }

  // enable hands + gesture generation
  context.enableGesture();
  context.enableHands();
 
  // add focus gestures  / here i do have some problems on the mac, i only recognize raiseHand ? Maybe cpu performance ?
  context.addGesture("Wave");
  context.addGesture("Click");
  context.addGesture("RaiseHand");
 
  // set how smooth the hand capturing should be
  //context.setSmoothingHands(.5);
 
  stroke(255,255,255);
  smooth();
 
  perspective(radians(45),
              float(width)/float(height),
              10.0f,150000.0f);
 }

void draw()
{
  // update the cam
  context.update();
 
  image(imgBG,0,0,1024,768);
  image(imgHand,1024/2-handVec.x,768/2-handVec.y); 
  return;
}
// -----------------------------------------------------------------
// hand events

void onCreateHands(int handId,PVector pos,float time)
{
  println("onCreateHands - handId: " + handId + ", pos: " + pos + ", time:" + time);

  handsTrackFlag = true;
  handVec = pos;
 
  handVecList.clear();
  handVecList.add(pos);
}

void onUpdateHands(int handId,PVector pos,float time)
{
  //println("onUpdateHandsCb - handId: " + handId + ", pos: " + pos + ", time:" + time);
  handVec = pos;
 
  handVecList.add(0,pos);
  if(handVecList.size() >= handVecListSize)
  { // remove the last point
    handVecList.remove(handVecList.size()-1);
  }
}

void onDestroyHands(int handId,float time)
{
  println("onDestroyHandsCb - handId: " + handId + ", time:" + time);
 
  handsTrackFlag = false;
  context.addGesture(lastGesture);
}

// -----------------------------------------------------------------
// gesture events

void onRecognizeGesture(String strGesture, PVector idPosition, PVector endPosition)
{
  println("onRecognizeGesture - strGesture: " + strGesture + ", idPosition: " + idPosition + ", endPosition:" + endPosition);
 
  lastGesture = strGesture;
  context.removeGesture(strGesture);
  context.startTrackingHands(endPosition);
 
}

void onProgressGesture(String strGesture, PVector position,float progress)
{
  //println("onProgressGesture - strGesture: " + strGesture + ", position: " + position + ", progress:" + progress);
}

// -----------------------------------------------------------------
// Keyboard event
void keyPressed()
{
  switch(key)
  {
  case ' ':
    context.setMirror(!context.mirror());
    break;
  }
   
  switch(keyCode)
  {
    case LEFT:
      rotY += 0.1f;
      break;
    case RIGHT:
      rotY -= 0.1f;
      break;
    case UP:
      if(keyEvent.isShiftDown())
        zoomF += 0.01f;
      else
        rotX += 0.1f;
      break;
    case DOWN:
      if(keyEvent.isShiftDown())
      {
        zoomF -= 0.01f;
        if(zoomF < 0.01)
          zoomF = 0.01;
      }
      else
        rotX -= 0.1f;
      break;
  }
}