12750140_week04

課堂作業1 

//week04_01_atan2_by_dy_dx_cos_sin
void setup(){
  size(600,300);
}
void draw(){
  background(#C0FFEE);
  ellipse(150,150,100,100);
  float dx = mouseX-150, dy=mouseY-150;
  float a = atan2(dy,dx);
  ellipse(150+cos(a)*25, 150+sin(a)*25,50,50);
}

課堂作業2

//week04_02_atatn2_for_x_dy_dx_cos_sin
void setup(){
  size(600,300);
}
void draw(){
  background(#C0FFEE);
  for(int x=150;x<=450;x+=300){
    ellipse(x,150,100,100);
    float dx = mouseX-x, dy=mouseY-150;
    float a = atan2(dy,dx);
    ellipse(x+cos(a)*25, 150+sin(a)*25,50,50);
  }
}

課堂作業3

//week04_03_rotateX_radians_mouseY
void setup(){
  size(400,400,P3D);
}
void draw(){
  background(128);
  translate(width/2,height/2);
  //rotateY(radians(mouseX)); //上週的左右轉
  rotateX(radians(mouseY)); //本週的上下轉
  box(200);
}

課堂作業4

//week04_04_rotateZ
void setup(){
  size(400,400,P3D);
}
void draw(){
  background(128);
  translate(width/2,height/2);
  rotateZ(radians(mouseX)); //本週的上下轉
  ellipse(0,0,100,150);
}



課堂作業5
//week04_05_robot_arm_pushMatrix_T_R_T_box_popMatrix
void setup(){
  size(400,400,P3D);
}
void draw(){
  background(128);
  translate(width/2,height/2);
  pushMatrix();
    translate(0,100);
    box(50); //台座    
    pushMatrix();
      translate(0,-25);
      rotateZ(radians(mouseX));
      translate(0,-50);
      box(10,100,10); //可轉動的長條
     popMatrix();
    popMatrix();
}





課堂作業5a
//week04_05a_rotateZ_translate_box
void setup(){
  size(400,400,P3D);
}
void draw(){
  background(128);
  translate(width/2,height/2); //移到畫面中心
  
      //以下2行，分別註解、排列組合觀察
      rotateZ(radians(frameCount));  //對Z軸旋轉
      translate(0,-50);  //把下端，移到中心
      box(10,100,10); //可轉動的長條
}




課堂作業5b
//week04_05b_translate_mouseX_mouseY_rotateZ_translate_box
void setup(){
  size(400,400,P3D);
}
void draw(){
  background(128);
  //translate(width/2,height/2); //移到畫面中心
  
      translate(mouseX,mouseY); //加這行
      rotateZ(radians(frameCount));  //對Z軸旋轉
      translate(0,-50);  //把下端，移到中心
      box(10,100,10); //可轉動的長條
}




課堂作業6
//week04_06_push_translate_rotate_sphere_pop
void setup(){
  size(400,400,P3D);
}
void draw(){
  background(128);
  pushMatrix();
    translate(mouseX,mouseY);
    rotateY(radians(frameCount));
    sphere(100);
   popMatrix();
}





課堂作業7
//week04_07_sun_earth
void setup(){
  size(400,400,P3D);
}
void draw(){
  background(128);
  translate(width/2, height/2);
  sphere(50); //太陽
  rotateY(radians(frameCount));
  pushMatrix();
    translate(150,0);
    rotateY(radians(frameCount));
    sphere(30); //地球
   popMatrix();
}





課堂作業8
//week04_08_sun_earth_moon
void setup(){
  size(400,400,P3D);
}
void draw(){
  background(128);
  translate(width/2, height/2);
  sphere(50); //太陽
  rotateY(radians(frameCount));
  pushMatrix();
    translate(150,0);
    rotateY(radians(frameCount));
    sphere(30); //地球
    pushMatrix();
      translate(50,0);
      rotateY(radians(frameCount));
      sphere(10); //月球
     popMatrix();
    popMatrix();
}

課堂作業9

//week04_09_earth_texture
// google: earth map texture 下載1張地球的地圖
//把圖檔拉到程式裡
PImage img = loadImage("earth.jpg");
size(600,300);
image(img, 0, 0, 600, 300);

課堂作業10

//week04_10_earth_createShape_setTexture_shape
// google: processing sphere texture 可找到程式
size(400,400,P3D);
PShape earth = createShape(SPHERE,100);
PImage img = loadImage("earth.jpg");
earth.setTexture(img);
shape(earth);

課堂作業11

//week04_11_earth_setTexture_translate_rotate
PShape earth;
void setup(){
  size(400,400,P3D);
  earth = createShape(SPHERE,100);
  PImage img = loadImage("earth.jpg");
  earth.setTexture(img);
}
void draw(){
  background(0);
  translate(width/2, height/2); 
  rotateY(radians(frameCount));
  shape(earth);
}

課堂作業12

//week04_12_moon_setTexture_translate_rotate
PShape moon;
void setup(){
  size(400,400,P3D);
  moon = createShape(SPHERE,100);
  PImage img = loadImage("moon.jpg");
  moon.setTexture(img);
}
void draw(){
  background(0);
  translate(width/2, height/2); 
  rotateY(radians(frameCount));
  shape(moon);
}

課堂作業13

//week04_13_sun_setTexture_translate_rotate
PShape sun;
void setup(){
  size(400,400,P3D);
  sun = createShape(SPHERE,100);
  PImage img = loadImage("sun.jpg");
  sun.setTexture(img);
}
void draw(){
  background(0);
  translate(width/2, height/2); 
  rotateY(radians(frameCount));
  shape(sun);
}

課堂作業14

//week04_14_sun_earth_moon_setTexture
PShape earth,moon,sun;
//樓下，剪貼自 week04_08，樓上是 week04_11,12,13
void setup(){
  size(400,400,P3D);
  sun = createShape(SPHERE,50);
  PImage img = loadImage("sun.jpg");
  sun.setTexture(img);
  
  earth = createShape(SPHERE,30);
  img = loadImage("earth.jpg");
  earth.setTexture(img);
  
  moon = createShape(SPHERE,10);
  img = loadImage("moon.jpg");
  moon.setTexture(img);
}
void draw(){
  background(128);
  translate(width/2, height/2);
  shape(sun); //sphere(50); //太陽
  rotateY(radians(frameCount));
  pushMatrix();
    translate(150,0);
    rotateY(radians(frameCount));
    shape(earth); //sphere(30); //地球
    pushMatrix();
      translate(50,0);
      rotateY(radians(frameCount));
      shape(moon); //sphere(10); //月球
     popMatrix();
    popMatrix();
}