week04

 //week04_01_atan2_dy_dx_cos_sin

void setup(){

  size(600, 300);

}

void draw(){

  background(#C0FFEE);

  ellipse(150, 150, 100, 100);

  //ellipse(150+25, 150, 50, 50);

  float dx = mouseX-150, dy = mouseY-150;

  float a = atan2(dy, dx);

  ellipse(150+cos(a)*25, 150+sin(a)*25, 50, 50);

}

//week04-2_atan2_for_x_dx_dy_cos_sin

void setup(){

  size(600, 300);

}

void draw(){

  background(#C0FFEE);

  for(int x = 150; x<=450; x+=300){

  ellipse(x, 150, 100, 100);

  //ellipse(150+25, 150, 50, 50);

  float dx = mouseX-x, dy = mouseY-150;

  float a = atan2(dy, dx);

  ellipse(x+cos(a)*25, 150+sin(a)*25, 50, 50);

  }

}

// week04_03_rotateX__radians_mouseY

void setup(){

  size(400, 400, P3D);

}

void draw(){

  background(128);

  translate(width/2, height/2);

  //rotateY(radians(mouseX));//上週左右轉

  rotateX(radians(-mouseY)); //本週上下轉

  box(200);

}

//week04_04_rotateZ_

void setup(){

  size(400, 400, P3D);

}

void draw(){

  background(128);

  translate(width/2, height/2);

  //rotateY(radians(mouseX));//上週左右轉

  rotateZ(radians(-mouseY)); //本週上下轉

  ellipse(0, 0, 100, 150);

}

// 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);

    pushMatrix();

      translate(0,-25);

      rotateZ(radians(mouseX));

      translate(0,-50);

      box(10, 100, 10);

     popMatrix();

    popMatrix(); 

}

//week04_05a_rotateZ_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));

      translate(0,-50);

      box(10, 100, 10);

}

//week04_05b_mouseX,mouseY_rotateZ_translate

void setup(){

  size(400, 400, P3D);

}

void draw(){

  background(128);

  //translate(width/2, height/2);//移到畫面中心

      

      translate(mouseX,mouseY);

      rotateZ(radians(frameCount));

      translate(0,-50);

      box(10, 100, 10);

}

// 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();

}

// week04_07_

void setup(){

  size(400, 400,P3D);

}

void draw(){

  background(128);

  translate(width/2, height/2);

  sphere(50);

  rotateY(radians(frameCount));

  pushMatrix();

    translate(150,0);

    rotateY(radians(frameCount));

  sphere(30);

 popMatrix();

}

//week04_08_sun_earth_mon

void setup(){

  size(400, 400,P3D);

}

void draw(){

  background(128);

  translate(width/2, height/2);

  sphere(50);

  rotateY(radians(frameCount));

  pushMatrix();

    translate(150,0);

    rotateY(radians(frameCount));

  sphere(30);

   pushMatrix();

   translate(50, 0);

   rotateY(radians(frameCount));

   sphere(10);

  popMatrix();

 popMatrix();

}

// week04_09_earth_texture_

// google: earth map texture

// 把圖檔拉到程式裡面

PImage img = loadImage("2k_earth_daymap.jpg");

size(600,300);

image(img, 0, 0, 600, 300);

//week04_10_earth_createShape_earth.seTexture(img);

//google: processing sphere texture

size(400,400,P3D);

PShape earth = createShape(SPHERE, 100);

PImage img = loadImage("2k_earth_daymap.jpg");

earth.seTexture(img);

shape(earth);

//week04_11_earth

PShape earth;

void setup(){

  size(400,400,P3D);

  earth = createShape(SPHERE, 100);

  PImage img = loadImage("2k_earth_daymap.jpg");

  earth.setTexture(img);

}

void draw(){

  background(0);

  translate(width/2, height/2);

  rotateY(radians(frameCount));

  shape(earth);

}

//week04_12_moon

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);

}

//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);

}

//week04_14_sun_earth_moon_setTexture

PShape sun, earth, moon

void setup(){

  size(400, 400,P3D);

  sun = createShape(SPHERE, 100);

  PImage img = loafImage("sun. jpg");

  sun.setTexture(img);

  

  earth = createShape(SPHERE, 100);

  PImage img = loafImage(" earth. jpg");

   earth.setTexture(img);

  

  moon = createShape(SPHERE, 100);

  PImage img = loafImage("moon. jpg");

  moon.setTexture(img);

}

void draw(){

  background(128);

  translate(width/2, height/2);

  sphere(sun);

  rotateY(radians(frameCount));

  pushMatrix();

    translate(150,0);

    rotateY(radians(frameCount));

  sphere(30);

   pushMatrix();

   translate(50, 0);

   rotateY(radians(frameCount));

   sphere(10);

  popMatrix();

 popMatrix();

}