聽均一席話如聽一席話 Week012 11160712

 //week12_01_libraries_sound

//官網-documentation-libraries-sound部分
//https://processing.org/reference/libraries/sound/index.html
//我們教過play(),stop(),pause()
import processing.sound.*;
SoundFile sound1,sound2;//兩段音樂
int playing =2;
void setup(){
  size(640,360);
  background(255);
  sound1 = new SoundFile(this,"Intro Song_Final.mp3");//week09_4可下載到
  sound2 = new SoundFile(this,"In Game Music.mp3");//week09_4可下載到
}
void draw(){
  if(sound1.isPlaying()){//音樂1有沒有在撥放
    playing=1;
  }else if(sound2.isPlaying()){//音樂2有沒有在撥放
    playing=2;
  }else {//沒有音樂在撥放
    if(playing==1)sound2.play();//換另外一首
    else sound1.play();
   }
}

//week12_02_bezier_sample
//按右鍵，找bazier()的網站文件
size(500,500);
noFill();//以下是從文件copy的
stroke(255, 102, 0);
line(340, 80, 40, 40);
line(360, 360, 60, 320);
stroke(0, 0, 0);
bezier(340, 80, 40, 40, 360,360,  60, 320);

//week12_03_bazier_1_3_3_1_equation_mouseDragged_change_t
void setup(){
  size(500,500);
}
PVector p0 = new PVector(340,80);
PVector p1 = new PVector(40,40);
PVector p2 = new PVector(360,360);
PVector p3 = new PVector(60,320);
float t=0.0;
void draw(){
  background(255);
  noFill();//以下是從文件copy的
  stroke(255, 102, 0);
  line(340, 80, 40, 40);
  line(360, 360, 60, 320);
  stroke(0, 0, 0);
  bezier(340, 80, 40, 40, 360,360,  60, 320);
  float x= p0.x*(1-t)*(1-t)*(1-t)+3*p1.x*t*(1-t)*(1-t)+3*p2.x*t*t*(1-t)+p3.x*t*t*t;
  float y= p0.y*(1-t)*(1-t)*(1-t)+3*p1.y*t*(1-t)*(1-t)+3*p2.y*t*t*(1-t)+p3.y*t*t*t;
  ellipse(x,y,10,10);
}
void mouseDragged(){
  t+=0.01*(mouseX-pmouseX);
}

//week12_04_bezier_many_t
void setup(){
  size(500,500);
}
PVector p0 = new PVector(120,80);
PVector p1 = new PVector(320,20);
PVector p2 = new PVector(320,300);
PVector p3 = new PVector(120,300);
float t0=0.0;
void draw(){
  background(255);
  noFill();//以下是從文件copy的
  stroke(255, 102, 0);
  line(120, 80, 320, 20);
  line(320, 300, 120, 300);
  stroke(0, 0, 0);
  bezier(120, 80,  320, 20,  320, 300,  120, 300);
  for(float t=t0;t>=0;t-=0.025){
  float x= p0.x*(1-t)*(1-t)*(1-t)+3*p1.x*t*(1-t)*(1-t)+3*p2.x*t*t*(1-t)+p3.x*t*t*t;
  float y= p0.y*(1-t)*(1-t)*(1-t)+3*p1.y*t*(1-t)*(1-t)+3*p2.y*t*t*(1-t)+p3.y*t*t*t;
  ellipse(x,y,10,10);
  }
}
void mouseDragged(){
  t0 +=0.01*(mouseX-pmouseX);
}

//week12_05_bezier_better_ArrayList_class_Ball_draw_ArrayList_add
void setup(){
  size(500,500);
}
PVector p0 = new PVector(120,80);
PVector p1 = new PVector(320,20);
PVector p2 = new PVector(320,300);
PVector p3 = new PVector(120,300);
float t0=0.0;
ArrayList<Ball>balls = new ArrayList<Ball>();
void draw(){
  background(255);
  noFill();//以下是從文件copy的
  stroke(255, 102, 0);
  line(120, 80, 320, 20);
  line(320, 300, 120, 300);
  stroke(0, 0, 0);
  bezier(120, 80,  320, 20,  320, 300,  120, 300);
  for(Ball ball :balls){
    ball.draw();
  }
  if(frameCount%20==0)balls.add(new Ball(p0,p1,p2,p3));
  
}
void mouseDragged(){
  t0 +=0.01*(mouseX-pmouseX);
}
class Ball{
  PVector p0,p1,p2,p3;
  float t=0.0;
  Ball(PVector _p0,PVector _p1,PVector _p2,PVector _p3){
    p0 =_p0;
    p1 =_p1;
    p2 =_p2;
    p3 =_p3;
  }
  void draw(){
    float x= p0.x*(1-t)*(1-t)*(1-t)+3*p1.x*t*(1-t)*(1-t)+3*p2.x*t*t*(1-t)+p3.x*t*t*t;
    float y= p0.y*(1-t)*(1-t)*(1-t)+3*p1.y*t*(1-t)*(1-t)+3*p2.y*t*t*(1-t)+p3.y*t*t*t;
    ellipse(x,y,10,10);
    t +=0.001;
  }
}

//week12_06_bezier_better_ArrayList_balls_size_get_remove
void setup(){
  size(500,500);
}
PVector p0 = new PVector(120,80);
PVector p1 = new PVector(320,20);
PVector p2 = new PVector(320,300);
PVector p3 = new PVector(120,300);
float t0=0.0;
ArrayList<Ball>balls = new ArrayList<Ball>();
void draw(){
  background(255);
  noFill();//以下是從文件copy的
  stroke(255, 102, 0);
  line(120, 80, 320, 20);
  line(320, 300, 120, 300);
  stroke(0, 0, 0);
  bezier(120, 80,  320, 20,  320, 300,  120, 300);
  for(Ball ball :balls){
    ball.draw();
  }
  if(frameCount%20==0){
    balls.add(new Ball(p0,p1,p2,p3));
    println(balls.size());
  }
  if(balls.size()>0 && balls.get(0).t>1.0)balls.remove(0);
}
void mouseDragged(){
  t0 +=0.01*(mouseX-pmouseX);
}
class Ball{
  PVector p0,p1,p2,p3;
  float t=0.0;
  Ball(PVector _p0,PVector _p1,PVector _p2,PVector _p3){
    p0 =_p0;
    p1 =_p1;
    p2 =_p2;
    p3 =_p3;
  }
  void draw(){
    float x= p0.x*(1-t)*(1-t)*(1-t)+3*p1.x*t*(1-t)*(1-t)+3*p2.x*t*t*(1-t)+p3.x*t*t*t;
    float y= p0.y*(1-t)*(1-t)*(1-t)+3*p1.y*t*(1-t)*(1-t)+3*p2.y*t*t*(1-t)+p3.y*t*t*t;
    ellipse(x,y,10,10);
    t +=0.001;
  }
}