1.先畫出個小圓跟原點
void setup(){
size(400,400);
}
void draw(){
background(255);
noFill();ellipse(200,200,40,40);
}
noFill()->不填充圓圈
ellipse(,,,,)->填充圓圈
2.在X軸畫出很多個圓然後讓小圓點繞著轉
void setup(){
size(400,400);
}
void draw(){
float a=5*frameCount/180.0*3.1415;//5*是速度
background(255);
for(int x=0;x<600;x+=40){
noFill();ellipse(x,200,40,40);
fill(0);ellipse(x+20*cos(a),200+20*sin(a),8,8);
}
}
3.在Y軸也畫出會繞轉的圓圈
void setup(){
size(400,400);
}
void draw(){
float a=5*frameCount/180.0*3.1415;
background(255);
for(int x=0;x<600;x+=40){
for(int y=0;y<600;y+=40){
noFill();ellipse(x,y,40,40);
fill(0);ellipse(x+20*cos(a),y+20*sin(a),8,8);
}
}
}
4.讓圓點依照SHM動
void setup(){
size(600,600);
}
void draw(){
background(255);
for(int x=0;x<600;x+=40){
for(int y=0;y<600;y+=40){
float a=5*(frameCount+x/5+y/5)/180.0*3.1415;
noFill();ellipse(x,y,40,40);
fill(0);ellipse(x+20*cos(a),y+20*sin(a),8,8);
}
}
}
5.複雜化
void setup(){
size(500,500);
frameRate(60);
}
void draw(){
background(255);
for(int i=0;i<11;i++){
for(int j=0;j<11;j++){
float t=(frameCount/6.0+i+j)*0.7189;
fill(0,0,0,0);
ellipse(i*51.5+5,j*51.5+5,45,45);
ellipse(i*51.5+30.5,j*51.5+5,45,45);
ellipse(i*51.5+5,j*51.5+30.5,45,45);
ellipse(i*51.5+30.5,j*51.5+30.5,45,45);
fill(0);
ellipse(i*51.5+5+22.5*cos(t),j*51.5+5+22.5*sin(t),5,5);
ellipse(i*51.5+30.5+22.5*cos(t),j*51.5+5+22.5*sin(t),5,5);
ellipse(i*51.5+5+22.5*cos(t),j*51.5+30.5+22.5*sin(t),5,5);
ellipse(i*51.5+30.5+22.5*cos(t),j*51.5+30.5+22.5*sin(t),5,5);
}
}
}
void keyPressedd(){
if(key==' ')frameRate(1);
}
TDOD
1.先去youtube抓mp4視訊
把下載好的拉到processing裡面
按CTRL+K開啟資料夾
然後將mp4名稱改為"PPAP"
2.安裝工具video
3.下載
Sound->mp3
Video->mp4
4.執行
import processing.sound.*;
import processing.video.*;
SoundFile file;
Movie movie;
void setup(){
size(800,450);
//file=new SoundFile(this,"PPAP.mp3");
//file.play();
movie = new Movie(this,"PPAP.mp4");
movie.play();
}
void draw(){
image(movie,0,0,800,450);
}
void movieEvent(Movie m){
m.read();
}









沒有留言:
張貼留言