先用一個可以打字有格子
int [] table = new int[26*2];
void setup(){
size(700,400);
}
void draw(){
background(255);
for(int i=0;i<26;i++){
if(table[i]==1) rect(i*30,100,30,30);
if(table[i+26]==1) rect(i*30,150,30,30);
}
}
void keyPressed(){
for(int i=0;i<26;i++){
if(key=='A'+i) table[i]=1;
if(key=='a'+i) table[i+26]=1;
print(table[i]);
print(table[i+26]);
}
}
做一個球可以彈跳
float ballX=100, ballY=300;
float vx = +2;
float vy =-10;
void setup(){
size(700,400);
}
void draw(){
//background(255);
ellipse(ballX,ballY,30,30);
ballX +=vx;
ballY +=vy; println(vy);
vy += 0.98;
if(ballX<0+15) vx = -vx*0.9;
if(ballX>600-15) vx =-vx*0.9;
if(ballY<0+15) vy = -vy*0.9;
if(ballY>400-15) vy = -vy*0.9;
}
讓球有真實的牛頓力學
float ballX=100, ballY=300;
float vx = +2;
float vy =-10;
void setup(){
size(700,400);
}
void draw(){
//background(255);
ellipse(ballX,ballY,30,30);
ballX +=vx;
ballY +=vy;
if(ballX<0+15) vx = -vx*0.9;
if(ballX>600-15) vx =-vx*0.9;
if(ballY<0+15) vy = -vy*0.9;
if(ballY>400-15) {
vy = -vy*0.9;
vx = vx*0.9;
ballY=400-15;
}
vy += 0.98;
}
做一個類似Mario的遊戲
PImage imgjo;
float joX=100, joY=100;
float joVX=0, joVY=0;
void setup(){
size(500,500);
imgjo=loadImage("JO.png");
}
void draw(){
//background(255);
rect(0,200,500,50);
image(imgjo,joX,joY,100,100);
joX+=joVX;
joY+=joVY;
if(joY<=100) joVY += 0.9;
else joY =100;
}
void keyPressed(){
if(keyCode==RIGHT) joX+=3;
if(keyCode==LEFT) joX-=3;
if(keyCode==UP){
joVY =-15;
}
}
按左就一直往左
再按右就停
按右就一直往右
再按左就停
PImage imgjo;
float joX=100, joY=100;
float joVX=0, joVY=0;
void setup(){
size(500,500);
imgjo=loadImage("JO.png");
}
void draw(){
background(255);
rect(0,200,500,50);
image(imgjo,joX,joY,100,100);
joX+=joVX;
joY+=joVY;
if(joY<=100) joVY += 0.9;
else joY =100;
}
int softBrake=0;
void keyReleased(){
if(keyCode==RIGHT) softBrake=1;
if(keyCode==LEFT) softBrake=1;
}
void keyPressed(){
if(keyCode==RIGHT){ joVX+=3; softBrake=0;
}
else if(keyCode==LEFT){ joVX-=3; softBrake=0;
}
else if(keyCode==UP){
joVY =-15;
}
}



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