課堂作業1
//week04_01_atan_atan2_dy_dx_cos_sin
void setup(){
size(600,300);
}
void draw(){
background(#C0FFEE); //粉青咖啡色
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);
}
課堂作業2
//week04_02_atan2_for_x_dx_dy_cos_sin
void setup(){
size(600,300);
}
void draw(){
background(#C0FFEE); //粉青咖啡色
for(int x = 150; x<=450; x+=300){ //迴圈,做出兩個
ellipse(x,150,100,100); //大眼睛
float dx = mouseX-x, dy = mouseY-150;
float a = atan2(dy, dx); //算出角度
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));
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);
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); //移動到畫面中心
//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); //可移動的長條
}
//week04_06_push_translate_rotate_sphere_pop
void setup(){
size(400,400,P3D);
sphere(100);
}
void draw(){
background(128);
pushMatrix();
translate(mouseX,mouseY);
rotateY(radians(frameCount));
sphere(100);
popMatrix();
}
//week04_07_sun_earth
void setup(){
size(400,400,P3D);
sphere(100);
}
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();
}
//week04_08_sun_earth_moon
void setup(){
size(400,400,P3D);
sphere(100);
}
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();
translate(50,0);
rotateY(radians(frameCount));
sphere(10); //月球
popMatrix();
popMatrix();
}
//week04_09_earth_texture_image
//google: earth map texture 下載1張地球的地圖 earth
//把圖檔拉到程式裡面
PImage img = loadImage("earth.jpg");
size(600,300);
image(img,0,0,600,300);
//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);
//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);
}
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 sun,earth,moon;
//樓下,剪貼自week04_08,樓上,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();
}
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