//能不能東西動起來!!!掉下來的金幣 (座標x,y)
float x=250,y=0,vx=0,vy=3;
void setup(){
size(500,600);
}
void draw(){
background(255);
ellipse(x,y,50,50);
//y++; //速度 1,2,3,...
//y++;
//y++;
//y=y+3; //3是速度
y=y+vy; //vy是速度
}
//不只一個在動
float x=250,y=0,vx=0,vy=3;
float x2=150,y2=50,vx2=0,vy2=2;
void setup(){
size(500,600);
}
void draw(){
background(255);
ellipse(x,y,50,50);
ellipse(x2,y2,50,50);
y=y+vy; //vy是速度
y2=y2+vy2; //vy2是速度
}
//很多組在動! for+陣列
float[] x={250,150,350,300};
float[] y={0,150,80,100};
float[] vx={0,0,0,0};
float[] vy={3,2,2.5,4};
void setup(){
size(500,600);
}
void draw(){
background(255);
for(int i=0;i<4;i++){
ellipse(x[i],y[i],50,50);
y[i]=y[i]+vy[i]; //vy[i]是速度
if(y[i]>600) vy[i] = -vy[i]; //撞到下方
if(y[i]<0) vy[i] = -vy[i]; //撞到上方
}
}
//mouse碰到球，可以得分
float[] x={250,150,350,300};
float[] y={0,150,80,100};
float[] vx={0,0,0,0};
float[] vy={3,2,2.5,4};
void setup(){
size(500,600);
}
void draw(){
background(255);
for(int i=0;i<4;i++){
fill(255,255,0);ellipse(x[i],y[i],50,50);
if(dist(mouseX,mouseY,x[i],y[i])<=50){
continue;
}
y[i]=y[i]+vy[i]; //vy[i]是速度
if(y[i]>600) vy[i] = -vy[i]; //撞到下方
if(y[i]<0) vy[i] = -vy[i]; //撞到上方
}
fill(255,0,0);ellipse(mouseX,mouseY,50,50);
}
//承上題
float[] x={250,150,350,300};
float[] y={0,150,80,100};
float[] vx={0,0,0,0};
float[] vy={3,2,2.5,4};
boolean[] dead={false,false,false,false};
void setup(){
size(500,600);
}
void draw(){
background(255);
for(int i=0;i<4;i++){
if(dist(mouseX,mouseY,x[i],y[i])<=50){
dead[i]=true; //碰到就死掉
}
if(dead[i]==true) continue; //如果死了，換下一個
fill(255,255,0);ellipse(x[i],y[i],50,50);
y[i]=y[i]+vy[i];
if(y[i]>600) vy[i] = -vy[i];
if(y[i]<0) vy[i] = -vy[i];
}
fill(255,0,0);ellipse(mouseX,mouseY,50,50);
}
//球變多了
float[] x;
float[] y;
float[] vy;
boolean[] dead;
int N=20;
void setup(){
size(500,600);
x=new float[N]; //決定陣列大小
y=new float[N];
vy=new float[N];
dead=new boolean[N];
for(int i=0;i<N;i++){
x[i]=random(500); //500以下的亂數
y[i]=100;
vy[i]=random(2,4);
dead[i]=false;
}
}
void draw(){
background(255);
for(int i=0;i<N;i++){
if(dist(mouseX,mouseY,x[i],y[i])<=50){
dead[i]=true; //碰到就死掉
}
if(dead[i]==true) continue; //如果死了，換下一個
fill(255,255,0);ellipse(x[i],y[i],50,50);
y[i]=y[i]+vy[i];
if(y[i]>600) vy[i] = -vy[i];
if(y[i]<0) vy[i] = -vy[i];
}
fill(255,0,0);ellipse(mouseX,mouseY,50,50);
}
//用class物件
class Ball{ //發明Ball物件
float x,y,vx,vy;
boolean dead;
Ball(){ //建構 同名的東西
x = random(500);
y = random(100,200);
vy = random(3,4);
dead = false; //沒有死掉
}
void draw(){
if(dead==true) return;
ellipse(x,y,50,50);
if(dist(mouseX,mouseY,x,y)<50){
dead=true;
}
y = y+vy;
if(y>500) vy = -vy;
if(y<0) vy = -vy;
}
}
Ball[] balls;
void setup(){
size(500,500);
balls = new Ball[20];
for(int i=0;i<20;i++){
balls[i]=new Ball();
}
}
void draw(){
background(255);
for(int i=0;i<20;i++){
balls[i].draw();
}
}
class Ball{ //發明Ball物件
float x,y,vx,vy;
boolean dead;
Ball(){ //建構 同名的東西
x = random(500);
y = random(500);
vx = random(-4,4);
vy = random(-4,4);
dead = false;
}
void draw(){
if(dead==true) return;
ellipse(x,y,50,50);
if(dist(mouseX,mouseY,x,y)<50){
dead=true;
}
x = x +vx;
y = y + vy;
vy += 0.98; //重力加速度
if(y>500 || y<0) vy = -vy;
if(x>500 || x<0) vx = -vx;
}
}
Ball[] balls;
void setup(){
size(500,500);
balls = new Ball[20];
for(int i=0;i<20;i++){
balls[i]=new Ball();
}
}
void draw(){
background(255);
for(int i=0;i<20;i++){
balls[i].draw();
}
}
//特訓99
class Ball{
float x,y,vx,vy;
boolean dead;
Ball(){
reborn();
}
void reborn(){
x = random(500);
y = random(500);
vx = random(-2,2);
vy = random(-2,2);
dead = false;
}
void draw(){
if(dead==true) return;
fill(255,0,0);ellipse(x,y,5,5);
if(dist(mouseX,mouseY,x,y)<5){
dead = true;
gameOver =true;
}
x = x +vx*1;
y = y + vy*1;
if(y>500 || y<0) reborn();
if(x>500 || x<0) reborn();
}
}
Ball[] balls;
void setup(){
size(500,500);
balls = new Ball[99];
for(int i=0;i<99;i++){
balls[i]=new Ball();
}
}
boolean gameOver = false;
void draw(){
background(0);
for(int i=0;i<99;i++){
balls[i].draw();
}
if(gameOver) background(255,0,0);
}
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