1777777777

void setup()

{

  size(300,300);

}

float x=100,y=150;

void draw()

{

  background(#002966);

  stroke(#b7efff);

  line(x,y,200,150);

  

  fill(#b7efff);

  ellipse(x,y,13,13);

  ellipse(200,150,13,13);

}

void mouseDragged()

{

  x=mouseX; y=mouseY;

}

void setup()
{
  size(300,300);
}
float x=100,y=150;
void draw()
{
  background(#002966);
  stroke(#b7efff);
  line(x,y,200,150);
 
  fill(#b7efff);
  ellipse(x,y,13,13);
  ellipse(200,150,13,13);
  if(! mousePressed)
  {
    float dx=x-200;
    float dy=y-200;
    float len=sqrt(dx*dx+dy*dy);
    x-=dx*(len-100)/len;
    y-=dy*(len-100)/len;
  }
}
void mouseDragged()
{
  x=mouseX; y=mouseY;
}

void setup()
{
  size(300,300);
}
float x=100,y=150;
void draw()
{
  background(#002966);
  stroke(#b7efff);
  line(x,y,200,150);
 
  fill(#b7efff);
  ellipse(x,y,13,13);
  ellipse(200,150,13,13);
  if(! mousePressed)
  {
    float dx=x-200;
    float dy=y-200;
    float len=sqrt(dx*dx+dy*dy);
    x-=dx*(len-100)/len*0.1;
    y-=dy*(len-100)/len*0.1;
  }
}
void mouseDragged()
{
  x=mouseX; y=mouseY;
}

貓追老鼠

void setup()
{
  size(400,300);
}
float x=100,y=150;
void draw()
{
  background(#002966);
  ellipse(x,y,50,50);
 
  float dx=x- mouseX;
  float dy=y- mouseY;
  float len=sqrt(dx*dx+dy*dy);
  x-=dx*0.1;
  y-=dy*0.1;
}

void setup()
{
  size(400,300);
}
float x=100,y=150;
void draw()
{
  background(#002966);
  ellipse(x,y,50,50);
 
  float dx=x- mouseX;
  float dy=y- mouseY;
  float len=sqrt(dx*dx+dy*dy);
  x-=dx*(len-100)/len*0.1;
  y-=dy*(len-100)/len*0.1;
}