Week12 想不到名字

 https://processing.org/reference/libraries

官網函式庫

week12_1(isplaying)

//week12_01_libraries_sound_isplaying

//https://processing.org/reference/libraries  ctrl+f  sound

//放入聲音mp3

import processing.sound.*;

SoundFile sound1,sound2;

int playing = 2;

void setup(){

  size(640,360);

  background(255,100,100);

  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();

  }

}

week12_2(函數線)

//week12_02_bezier_sample

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);

week12_3(函數線移動)

//week12_03_bezier_1331_equation

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(250, 150, 150);

  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);

}

week12_4(函數線球生成)

//week12_04_bezier_fo_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, 255, 100);

  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);

}

week12_5(CALSS)

//week12_05_bezier_class_ball

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, 255, 100);

  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);

}

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_6(ball add remove)

//week12_06_Arraylist_add_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, 255, 100);

  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;

  }

}