C tutor
跳跳多拉A夢
PImage img1;
PImage img2;
PImage img3;
PImage img;
float x=100,y=100,vx=0,vy=-10;
void setup(){
size(300,300);
img1=loadImage("dora.png");
img2=loadImage("img2.png");
img3=loadImage("img3.png");
img=img1;
}
void draw(){
background(255);
image(img,x,y);
x+=vx;
y+=vy;
vy+=0.98;
if(y>200)vy=-vy*0.9;
}
void keyPressed(){
if(keyCode==RIGHT){
img=img3;vx=1;
}else if(keyCode==LEFT){
img=img2;vx=-1;
}
}
void keyReleased(){
img=img1;vx=0;
}
PImage img;
float x=100,y=100,vx=3,vy=-10;
void setup(){
size(400,400);
img = loadImage("dora.png");
}
void draw(){
background(255);
image(img,x,y);
x+=vx;
y+=vy;
vy+=0.98;
if(y>=200) vy=-vy*0.9;
if(x>300) vx=-vx;
if(x<0) vx=-vx;
}





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