60508013E_林子婷,Week11

105/11/24

1. 互動餐桌
https://www.youtube.com/watch?v=yBJEP4lsRFY

PVector [] dish = new PVector[4];

void setup(){

  size(640,480);

  dish[0]=new PVector(100,100);

  dish[1]=new PVector(540,100);

  dish[2]=new PVector(100,380);

  dish[3]=new PVector(540,380);

}

void draw(){

  background(255);

  ellipse(320,240,400,400);//rotating circle

  ellipse(100,100,100,100);

  ellipse(540,100,100,100);

  ellipse(100,380,100,100);

  ellipse(540,380,100,100);

  for(int i=0;i<4;i++){

    ellipse(dish[i].x,dish[i].y,90,90);

  }

}

int nowDish=-1;

void mousePressed(){

  for(int i=0;i<4;i++){

   if(dist(dish[i].x,dish[i].y,mouseX,mouseY)<45){

   nowDish = i;

  }

 }

}

void mouseDragged(){

  if(nowDish!=-1){

  dish[nowDish].x=mouseX;

  dish[nowDish].y=mouseY;

  }

}

void mouseReleased(){

  nowDish = -1;

}

*旋轉

* 可移動盤子，按空白鍵使其在餐桌上旋轉

PVector [] dish = new PVector[4];

float [] r = {0,0,0,0};

float [] angle ={0,0,0,0};

void setup(){

  size(640,480);

  dish[0]=new PVector(100,100);

  dish[1]=new PVector(540,100);

  dish[2]=new PVector(100,380);

  dish[3]=new PVector(540,380);

}

void draw(){

  background(255);

  ellipse(320,240,400,400);//rotating circle

  ellipse(100,100,100,100);

  ellipse(540,100,100,100);

  ellipse(100,380,100,100);

  ellipse(540,380,100,100);

  for(int i=0;i<4;i++){

    ellipse(dish[i].x,dish[i].y,90,90);

    line(dish[i].x,dish[i].y,320,240);

  }

  if(keyPressed){

    for(int i=0;i<4;i++){

      angle[i] -= 0.01;

      dish[i].x =r[i] * cos(angle[i])+320;

      dish[i].y =r[i] * sin(angle[i])+240;

    }

  }

}

int nowDish=-1;

void mousePressed(){

  for(int i=0;i<4;i++){

   if(dist(dish[i].x,dish[i].y,mouseX,mouseY)<45){

   nowDish = i;

  }

 }

}

void mouseDragged(){

  if(nowDish!=-1){

  dish[nowDish].x=mouseX;

  dish[nowDish].y=mouseY;

  r[nowDish] = sqrt ((mouseX-320)*(mouseX-320)+(mouseY-240)*(mouseY-240));

  angle[nowDish] = atan2(mouseY-240,mouseX-320);

  }

}

void mouseReleased(){

  nowDish = -1;

}

2.開車

void setup(){

size(640, 480, P3D);

rectMode(CENTER);

}

float carX=640/2, carY=320/2;

float carDir=0.6, carWheel=0;

void drawCar(){

translate(carX, carY);

rotateZ(carDir);

rect(0,0,187,89);

if(keyPressed && keyCode==UP){

carX+= cos(carDir); carY+=sin(carDir);

}else if(keyPressed && keyCode==DOWN){

carX-= cos(carDir); carY-=sin(carDir);

}else if(keyPressed && keyCode==RIGHT){

carDir+=0.01;

}else if(keyPressed && keyCode==LEFT){

carDir-=0.01;

}

}

void draw(){

background(100);

drawCar();

}

3. 加上輪子停車

void setup(){
size(640, 480, P3D);
rectMode(CENTER);
}
float carX=640/2, carY=320/2;
float carDir=0, carWheel=0;
void drawCar(){
pushMatrix();
translate(carX, carY);
rotateZ(carDir);
rect(0,0,187,89);
drawWheel(127/2, 89/2, 1);
drawWheel(127/2, -89/2, 1);
drawWheel(-127/2, 89/2, 0);
drawWheel(-127/2,-89/2, 0);

if(keyPressed && keyCode==UP){
carX+= cos(carDir+carWheel); carY+=sin(carDir+carWheel);
carDir+=carWheel/50;
}else if(keyPressed && keyCode==DOWN){
carX-= cos(carDir+carWheel); carY-=sin(carDir+carWheel);
carDir-=carWheel/50;
}else if(keyPressed && keyCode==RIGHT){
carWheel+=0.01;
if(carWheel > 0.3) carWheel=0.3;
}else if(keyPressed && keyCode==LEFT){
carWheel-=0.01;
if(carWheel < -0.3) carWheel=-0.3;
}
popMatrix();
}
void drawWheel(float x, float y, int front){
pushMatrix();
translate(x,y);
if(front==1) rotateZ(carWheel);
rect(0,0, 40,20);
popMatrix();
}
void draw(){
background(100);
drawCar();
}

4. 停車格停車

void setup(){
size(640, 480, P3D);
rectMode(CENTER);
}
float carX=640/2, carY=320/2;
float carDir=PI, carWheel=0;
void drawCar(){
pushMatrix();
translate(carX, carY);
rotateZ(carDir);
rect(0,0,187,89);
drawWheel(127/2, 89/2, 1);
drawWheel(127/2, -89/2, 1);
drawWheel(-127/2, 89/2, 0);
drawWheel(-127/2,-89/2, 0);

if(keyPressed && keyCode==UP){
carX+= cos(carDir+carWheel); carY+=sin(carDir+carWheel);
carDir+=carWheel/50;
}else if(keyPressed && keyCode==DOWN){
carX-= cos(carDir+carWheel); carY-=sin(carDir+carWheel);
carDir-=carWheel/50;
}else if(keyPressed && keyCode==RIGHT){
carWheel+=0.01;
if(carWheel > 0.3) carWheel=0.3;
}else if(keyPressed && keyCode==LEFT){
carWheel-=0.01;
if(carWheel < -0.3) carWheel=-0.3;
}
popMatrix();
}
void drawWheel(float x, float y, int front){
pushMatrix();
translate(x,y);
if(front==1) rotateZ(carWheel);
rect(0,0, 40,20);
popMatrix();
}
void draw(){
background(100);
drawCar();
rect(0+187/2,0+89/2, 187, 89);
rect(450+187/2,0+89/2, 187, 89);
}