week04-12750441

week04

week04_01_atan2_dy_dx_con_sin 

void setup(){

  size(600,300);

}

void draw(){

  background(#C0FFEE);//粉清咖啡色

  ellipse(150,150,100,100);//大眼睛

//  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)*25,150+sin(a)*25,50,50);

}

week04_02_atan2_for_x_dx_dt_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);

  }

}

week04_03_rotate_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));//本周的上下轉

   box(200);

}

week04_04_rotateZ_

void setup(){

  size(400,400,P3D);

}

void draw(){

   background(128);

   translate(width/2,height/2);

   rotateZ(radians(-mouseY));//換旋轉Z軸

   ellipse(0,0,100,150);

}

week04_05_robot_arm_pushMAtrix_T_R_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_translate_box

void setup(){

  size(400,400,P3D);

}

void draw(){

   background(128);

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

       

       

       rotateZ(radians(mouseX));//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

}

week04_05b_translate_mouseX_mouseY

void setup(){

  size(400,400,P3D);

}

void draw(){

   background(128);

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

       

       translate(mouseX,mouseY);

       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

}

week04_06_robot_arm_pushMatrix

void setup(){

  size(400,400,P3D);

}

void draw(){

  background(128);

  pushMatrix();

    translate(mouseX,mouseY);

    rotate(radians(frameCount));

    sphere(100);

  popMatrix();

}

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);

    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);//太陽

  rotateY(radians(frameCount));

  pushMatrix();

    translate(150,0);

    rotate(radians(frameCount));

    sphere(30);

    pushMatrix();

      translate(50,0);

      rotateY(radians(frameCount));

      sphere(10);

     popMatrix();

  popMatrix();

}

week04_09_earth_textture

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

size(600,300);

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

week04_10_earth_createShape_setTexture_shape

size(400,400,P3D);

PShape earth = createShape(SPHERE,100);

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

earth.setTexture(img);

shape(earth);

week04_11_earth

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

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

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

//樓下剪貼

PShape sun,earth,moon;

void setup(){

  size(400,400,P3D);

  earth = createShape(SPHERE,30);

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

  earth.setTexture(img);

  

  size(400,400,P3D);

  moon = createShape(SPHERE,10);

  img = loadImage("moon.jpg");

  moon.setTexture(img);

  

  size(400,400,P3D);

  sun = createShape(SPHERE,50);

  img = loadImage("sun.jpg");

  sun.setTexture(img);

}

void draw(){

  background(128);

  translate(width/2,height/2);

  shape(sun);//太陽

  rotateY(radians(frameCount));

  pushMatrix();

    translate(150,0);

    rotate(radians(frameCount));

    shape(earth);

    pushMatrix();

      translate(50,0);

      rotateY(radians(frameCount));

      shape(moon);

     popMatrix();

  popMatrix();

}