Week 03 魏正

第三週上課內容

第一節

1.介紹Leap

2.安裝Leap Driver+SDK

3.執行example

第二節

size(800,800);
PImage img0 = loadImage("00.png");
PImage img2 = loadImage("02.png");
PImage img5 = loadImage("05.png");

int n=5;
if(n==0) image(img0,0,0);
if(n==2) image(img2,0,0);
if(n==5) image(img5,0,0);

import de.voidplus.leapmotion.*;

LeapMotion leap;

PImage img0, img2, img5;

void setup() {

  size(800, 500, P3D);

  background(255);

  noStroke(); 

  fill(50);

  img0 = loadImage("00.png");

  img2 = loadImage("02.png");

  img5 = loadImage("05.png");

  imageMode(CENTER);

  leap = new LeapMotion(this);

}

void draw() {

  background(255);

  // ...

  int fps = leap.getFrameRate();

  // HANDS

  for (Hand hand : leap.getHands()) {

    hand.draw();

    int     hand_id          = hand.getId();

    PVector hand_position    = hand.getPosition();

    println("x:" + hand_position.x + " Y:" + hand_position.y);

    int n = hand.countFingers();

    if (n==5 || n==4) image(img5, hand_position.x, hand_position.y);

    if (n==2 || n==3) image(img2, hand_position.x, hand_position.y);

    if (n==0 || n==1) image(img0, hand_position.x, hand_position.y);

    PVector hand_stabilized  = hand.getStabilizedPosition();

    PVector hand_direction   = hand.getDirection();

    PVector hand_dynamics    = hand.getDynamics();

    float   hand_roll        = hand.getRoll();

    float   hand_pitch       = hand.getPitch();

    float   hand_yaw         = hand.getYaw();

    float   hand_time        = hand.getTimeVisible();

    PVector sphere_position  = hand.getSpherePosition();

    float   sphere_radius    = hand.getSphereRadius();

    // FINGERS

    for (Finger finger : hand.getFingers()) {

      // Basics

      finger.draw();

      int     finger_id         = finger.getId();

      PVector finger_position   = finger.getPosition();

      PVector finger_stabilized = finger.getStabilizedPosition();

      PVector finger_velocity   = finger.getVelocity();

      PVector finger_direction  = finger.getDirection();

      float   finger_time       = finger.getTimeVisible();

      // Touch Emulation

      int     touch_zone        = finger.getTouchZone();

      float   touch_distance    = finger.getTouchDistance();

      switch(touch_zone) {

      case -1: // None

        break;

      case 0: // Hovering

        // println("Hovering (#"+finger_id+"): "+touch_distance);

        break;

      case 1: // Touching

        // println("Touching (#"+finger_id+")");

        break;

      }

    }

    // TOOLS

    for (Tool tool : hand.getTools()) {

      // Basics

      tool.draw();

      int     tool_id           = tool.getId();

      PVector tool_position     = tool.getPosition();

      PVector tool_stabilized   = tool.getStabilizedPosition();

      PVector tool_velocity     = tool.getVelocity();

      PVector tool_direction    = tool.getDirection();

      float   tool_time         = tool.getTimeVisible();

      // Touch Emulation

      int     touch_zone        = tool.getTouchZone();

      float   touch_distance    = tool.getTouchDistance();

      switch(touch_zone) {

      case -1: // None

        break;

      case 0: // Hovering

        // println("Hovering (#"+tool_id+"): "+touch_distance);

        break;

      case 1: // Touching

        // println("Touching (#"+tool_id+")");

        break;

      }

    }

  }

  // DEVICES

  // for(Device device : leap.getDevices()){

  //   float device_horizontal_view_angle = device.getHorizontalViewAngle();

  //   float device_verical_view_angle = device.getVerticalViewAngle();

  //   float device_range = device.getRange();

  // }

}

void leapOnInit() {

  // println("Leap Motion Init");

}

void leapOnConnect() {

  // println("Leap Motion Connect");

}

void leapOnFrame() {

  // println("Leap Motion Frame");

}

void leapOnDisconnect() {

  // println("Leap Motion Disconnect");

}

void leapOnExit() {

  // println("Leap Motion Exit");

}

第三節

1.寫下其中作品IDEA(圖+文字)

2.Processing+粒子系統

http://spatialpixel.com/painting-with-particles-in-processing/

3.方向盤模擬器

import de.voidplus.leapmotion.*;

LeapMotion leap;

PImage imgWheel;

void setup() {

  size(600, 600);

  noStroke(); 

  fill(50);

  leap = new LeapMotion(this);

  imgWheel = loadImage("5555.jpg");

}

void draw() {

  background(255);

  int fps = leap.getFrameRate();

  PVector [] Pt = new PVector[4];

  int PtN=0;

  for (Hand hand : leap.getHands()) {

    PVector pos = hand.getPosition();

    ellipse(pos.x,pos.y,50,50);

    Pt[PtN] = pos;

    PtN++;

  }

  float angle = 0;

  if(PtN>=2)

  {

    line(Pt[0].x, Pt[0].y, Pt[1].x, Pt[1].y);

    angle = atan2((Pt[0].y-Pt[1].y),(Pt[0].x-Pt[1].x));

  }

  imageMode(CENTER);

  translate(300,300);

  rotate(angle);

  translate(-300,-300);

  image(imgWheel, 300, 300, 400, 400);

}