week04-12750192

 //week04_01_atan2_dy_dx_cos_sin

void setup(){

   size(600,300);

}

void draw(){

   background(#C0FFEE); 

   ellipse(150,150,100,100);//big eyes

   //ellipse(150+25,150,50,50);

   float dx=mouseX-150,dy=mouseY-150;

   float a =atan2(dy,dx);//算出角度

   ellipse(150+cos(a)*55,150+sin(a)*25,50,50);

}

//week04_02_for_x_dx_dy_cos_sin

void setup(){

   size(600,300); 

}

void draw(){

   background(#C0FFEE); 

   for(int x=150;x<=450;x+=300){     //迴圈做出兩個 

     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);   

   }

 }

//week04_03_rotateX_radians_mouseY

void setup(){

   size(400,400,P3D); 

}

void draw(){

  background(128);

  translate(width/2,height/2);

  //rotateY(radians(mouseX));//上周的左右轉

  rotateX(radians(-mouseY));//本州上下轉

  box(200);

}

//week04_04_rotateZ

void setup(){

  size(400,400,P3D);

}

void draw(){

   background(128);

   translate(width/2,height/2);

   rotateZ(radians(mouseX));

   ellipse(0,0,100,150);

}

//week04_05_RobotArm_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);

      popMatrix();

    popMatrix();

}

//week04_05a_rotateZ_translate_box

void setup(){

   size(400,400,P3D); 

}

void draw(){

   background(128);

   translate(width/2,height/2);//移動畫面中心

   

   //以下兩行分別註解、排列組合觀察

   rotateZ(radians(frameCount));//對Z軸旋轉

   //translate(0,-50);//把下端移動到中心

   box(10,100,10);//可移動的長條

}

//week04_05b_translate_mouseX_mouseY_rotateZ_translate_box

void setup(){

   size(400,400,P3D); 

}

void draw(){

   background(128);

   translate(width/2,height/2);//移動畫面中心

   

   translate(mouseX,mouseY);

   rotateZ(radians(frameCount));//對Z軸旋轉

   translate(0,-50);//把下端移動到中心

   box(10,100,10);//可移動的長條

}

//week04_06_push_translate_rotate_sphere_pop

void setup(){

  size(400,400,P3D);

}

void draw(){

  background(128);

  pushMatrix();

    translate(mouseX,mouseY);

    rotate(radians(frameCount));

    sphere(100);

  popMatrix();

}

void setup(){

  size(400,400,P3D);

}

void draw(){

  background(128);

  translate(width/2,height/2);

  sphere(50);

  rotateY(radians(frameCount));

  pushMatrix();

    translate(150,0);

    rotate(radians(frameCount));

    sphere(30);

  popMatrix();

}

//week04_08_sun_earth_moon

void setup(){

  size(400,400,P3D);

}

void draw(){

  background(128);

  translate(width/2,height/2);

  sphere(50);//sun

  rotateY(radians(frameCount));

  pushMatrix();

    translate(150,0);

    rotate(radians(frameCount));

    sphere(30);//earth

    pushMatrix();

      translate(50,0);

      rotateY(radians(frameCount));

      sphere(10);//moon

    popMatrix();

  popMatrix();

}

//week_09_earth_texture

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

size(600,300);

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

//week04_10_earth_createShape_setTexture_shape

//google : processing sphere textrue

size(400,400,P3D);

PShape earth=createShape(SPHERE,100);

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

earth.setTexture(img);

shape(earth);

//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);

}

 //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);

}

//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;

//from week04_8 and week04_11,12,13

void setup(){

 size(400,400,P3D);

 earth=createShape(SPHERE,30);

 PImage img =loadImage("earth.jpg");

 earth.setTexture(img);

 

 sun=createShape(SPHERE,50);

 img =loadImage("sun.jpg");

 sun.setTexture(img);

 

 moon=createShape(SPHERE,10);

 img =loadImage("moon.jpg");

 moon.setTexture(img);

 

}

void draw(){

  background(128);

  translate(width/2,height/2);

  shape(sun);//sun

  rotateY(radians(frameCount));

  pushMatrix();

    translate(150,0);

    rotateY(radians(frameCount));

    shape(earth);//earth

    pushMatrix();

      translate(50,0);

      rotateY(radians(frameCount));

      shape(moon);//moon

    popMatrix();

  popMatrix();

}