小賴week12

☺HOMEWORK (1) 

//week12_01_libraries_sound_SoundFile_sound_isPlaying (播放音樂)

//官網-Documentation文件-Libraries函式庫
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");
  sound2 = new SoundFile(this,"In Game Music.mp3");
}
void draw(){
  if(sound1.isPlaying()){
    playing=1;
  }else if(sound2.isPlaying()){
    playing=2;
  }else{
    if(playing==1) sound2.play();
    else sound1.play();
  }
}

☺HOMEWORK (2) 

//week12_02_bezier_sample
//按右鍵，找bezier()函式的網站文件
size(500,500);
noFill();
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);

☺HOMEWORK (3)

//week12_03_bezier_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();
  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);
}

☺HOMEWORK (4)

//week12_04_bezier_for_t_t0_0_mant_t
void setup(){
  size(400,400);
}
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();
  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);
}

☺HOMEWORK (5)

//week12_05_bezier_ArrayList_class_Ball_draw_ArrayList_add
void setup(){
  size(400,400);
}
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();
  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;
  }
}



☺HOMEWORK (6)

//week12_06_bezier_ArrayList_balls_size_get_move
void setup(){
  size(400,400);
}
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();
  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;
  }
}