放假症候群

 //week05_01_cwa_typhoon_images

//存檔後，Ctrl-K開檔案總管，看data目錄哩，一堆圖檔

PImage img = loadImage("TWI_IR1_CR_800-2024-10-02-08-00.jpg");

size(800,800);

background(img);

//week05_02_cwa_typhoon_array_loadStrings

//老師準備了list.txt裡面有299行(很多圖檔的檔名)

int N = 299;

PImage [] imgs = new PImage[299];

void setup()

{

  size(800,800);

  String[]filenames = loadStrings("list.txt");

  for(int i=0;i<N;i++)

  {

    imgs[i] = loadImage(filenames[i]);

  }

}

void draw()

{

  int i = frameCount%N;

  background(imgs[i]);

}

//week05_03_cwa_typhoon_2750

//整合上週&今天的程式

PImage img;

void setup()

{

  size(500,500);

  img = loadImage("LCC_VIS_TRGB_2750-2024-10-02-07-40.jpg");

}

float s = 1.0,x=0,y=0;

float realX = 0,realY = 0;

void draw()

{

  background(255);

  translate(x,y);

  scale(s);

  image(img,0,0);

}

void mouseDragged()

{

  x += mouseX-pmouseX;

  y += mouseY-pmouseY;

}

void mouseWheel(MouseEvent e)

{

  realX = (mouseX-x)/s;

  realY = (mouseY-y)/s;

  float oldS = s;

  if(e.getCount()<0)s*=1.1;

  else s*=0.9;

  x=x+realX*oldS-realX*s;

  y=y+realY*oldS-realY*s;

  if(x>0)x=0;

  if(y>0)y=0;

  if(s<0.2)

  {

    x=0;

    y=0;

    s=0.2;

  }

}

//week05_04__pendulum_mouseDragged_x_y

void setup()

{

  size(400,600);

}

float x = 200,y = 300;

void draw()

{

  background(255);

  line(200,100,x,y);

  ellipse(x,y,30,30);

}

void mouseDragged()

{

  x = mouseX;

  y = mouseY;

}

//week05_05__pendulum_cos_sin_draw_line

void setup()

{

  size(400,600);

}

float x = 200,y = 300;

void draw()

{

  background(255);

  stroke(0);

  line(200,100,x,y);

  ellipse(x,y,30,30);

  stroke(255,0,0);

  line(x,y,x,y+100);

  PVector d = new PVector(x-200,y-100).normalize();

  PVector d2 = new PVector(0,1);

  float g = PVector.dot(d,d2);

  d.mult(100*g);

  stroke(0,255,0);

  line(x,y,x+d.x,y+d.y);

}

void mouseDragged()

{

  x = mouseX;

  y = mouseY;

}

//week05_06_PVector_new_PVector_x_y

void setup()

{

  size(400,600);

  c = new PVector(200,100);

  p = new PVector(200,130);

}

PVector c,p;

void draw()

{

  background(255);

  ellipse(c.x,c.y,10,10);

  ellipse(p.x,p.y,10,10);

}

//week05_07_PVector_normalize_dot_mult

void setup()

{

  size(400,600);

}

float x = 200,y = 300;

void draw()

{

  background(255);

  stroke(0);

  line(200,100,x,y);

  ellipse(x,y,30,30);

  stroke(255,0,0);

  line(x,y,x,y+100);

  PVector d = new PVector(x-200,y-100).normalize();

  PVector d2 = new PVector(0,1);

  float g = PVector.dot(d,d2);

  d.mult(100*g);

  stroke(0,255,0);

  line(x,y,x+d.x,y+d.y);

  

  PVector N = new PVector(d.y,-d.x).normalize();

  N.mult(100*sin(acos(g)));

  stroke(0,0,255);

  line(x,y,x+N.x,y+N.y);

}

void mouseDragged()

{

  x = mouseX;

  y = mouseY;

}

//week05_08_PVector_not_OK_PVector_sub_velocity

void setup()

{

  size(400,600);

}

float x = 200,y = 300;

void draw()

{

  background(255);

  stroke(0);

  line(200,100,x,y);

  ellipse(x,y,30,30);

  stroke(255,0,0);

  line(x,y,x,y+100);

  PVector d = new PVector(x-200,y-100).normalize();

  PVector d2 = new PVector(0,1);

  float g = PVector.dot(d,d2);

  d.mult(100*g);

  stroke(0,255,0);

  line(x,y,x+d.x,y+d.y);

  PVector N = PVector.sub(d2.mult(100),d);

  //N.mult(100*sin(acos(g)));

  stroke(0,0,255);

  line(x,y,x+N.x,y+N.y);

  v.x += N.x/1000;

  v.y += N.y/1000;

  x += v.x;

  y += v.y;

}

PVector v = new PVector();

void mouseDragged()

{

  x = mouseX;

  y = mouseY;

}