碰撞偵測：直線
- 寫出一個往右下移動的點
- 程式碼
void setup(){size(400,400);}float x=200,y=200,vx=1,vy=1;void draw(){ellipse(x,y,10,10);x+=vx;y+=vy;}
碰撞偵測：拋物線
- 另存剛剛的程式碼，寫出一個拋物線
- 程式碼
void setup(){size(400,400);}float x=50,y=250,vx=2,vy=-20;void draw(){ellipse(x,y,10,10);x+=vx;y+=vy;vy+=0.98;}
碰撞偵測：碰撞偵測
- 另存剛剛的程式碼，寫出碰撞偵測（看有沒有碰到地板）
- 碰到地板彈起來
- 到一個點後會一直彈跳
- 程式碼
void setup(){size(400,400);}float x=50,y=250,vx=2,vy=-20;void draw(){ellipse(x,y,10,10);x+=vx;y+=vy;vy+=0.98;if(y>350){y=350;vy=-vy*0.5;vx=vx*0.8;}}
馬力歐：左右移動+暫停
- 另存剛剛的程式碼，改寫程式，做出馬力歐
- 馬力歐可以按鍵控制左右移動，但開始後不能暫停
- 改寫程式碼，讓馬力歐可以暫停（左右）
- 程式碼
void setup(){size(400,400);}float marioX=50,marioY=250,vx=0,vy=0;void draw(){background(108,137,255);marioX+=vx;fill(255,0,0);ellipse(marioX,marioY,15,20);fill(229,119,42);rect(0,260,400,150);}void keyPressed(){if(keyCode==RIGHT)vx=2;if(keyCode==LEFT)vx=-2;}void keyReleased(){if(keyCode==LEFT||keyCode==LEFT)vx=0;}
馬力歐：往上飛
- 另存剛剛的程式碼，讓馬力歐能向上移動
- 程式碼
void setup(){size(400,400);}float marioX=50,marioY=250,vx=0,vy=0;void draw(){background(108,137,255);marioX+=vx;marioY+=vy;fill(255,0,0);ellipse(marioX,marioY,15,20);fill(229,119,42);rect(0,260,400,150);}void keyPressed(){if(keyCode==RIGHT)vx=2;if(keyCode==LEFT)vx=-2;if(keyCode==UP)vy=-20;}void keyReleased(){if(keyCode==LEFT||keyCode==LEFT)vx=0;}
馬力歐：跳動牛頓力學
- 另存剛剛的程式碼，讓馬力歐往上飛時受重力影響
- 更改程式碼，讓馬力歐不能一直連續跳
- 程式碼
void setup(){size(400,400);}float marioX=50,marioY=250,vx=0,vy=0;void draw(){background(108,137,255);marioX+=vx;if(flying){marioY+=vy;vy+=0.98;if(marioY>=250){marioY=250;flying=false;}}fill(255,0,0);ellipse(marioX,marioY,15,20);fill(229,119,42);rect(0,260,400,150);}boolean flying=false;void keyPressed(){if(keyCode==RIGHT)vx=2;if(keyCode==LEFT)vx=-2;if(keyCode==UP&&flying==false){vy=-20;flying=true;}}void keyReleased(){if(keyCode==LEFT||keyCode==LEFT)vx=0;}
馬力歐：磚塊碰撞偵測
- 另存剛剛的程式碼，做出磚塊
- 做出磚塊碰撞偵測
- 程式碼
void setup(){size(400,400);}float marioX=50,marioY=250,vx=0,vy=0;void draw(){background(108,137,255);marioX+=vx;if(flying){marioY+=vy;vy+=0.98;if(marioY>=250){marioY=250;flying=false;}}fill(255,0,0);ellipse(marioX,marioY,15,20);fill(229,119,42);rect(0,260,400,150);fill(229,119,42);rect(200,150,20,20);if(hitBox(200,150,20,20)){vy=0;marioY=150+20;}}boolean hitBox(int x,int y,int w,int h){if(x<marioX && marioX<x+w && y<marioY && marioY<y+h)return true;return false;}boolean flying=false;void keyPressed(){if(keyCode==RIGHT)vx=2;if(keyCode==LEFT)vx=-2;if(keyCode==UP&&flying==false){vy=-20;flying=true;}}void keyReleased(){if(keyCode==LEFT||keyCode==LEFT)vx=0;}
馬力歐：跳上磚頭
- 另存剛剛的程式碼，讓馬力歐可以跳上磚頭
- 但跳上後不會主動下去
- 程式碼
void setup(){size(400,400);}float marioX=50,marioY=250,vx=0,vy=0;void draw(){background(108,137,255);marioX+=vx;if(flying){marioY+=vy;vy+=0.98;if(marioY>=250){marioY=250;flying=false;}}fill(255,0,0);ellipse(marioX,marioY,15,20);fill(229,119,42);rect(0,260,400,150);fill(229,119,42);rect(200,150,20,20);if(hitBox(200,150,20,20)){if(vy>0){marioY=150-10;flying=false;}else{vy=0;marioY=150+20+10;}}}boolean hitBox(int x,int y,int w,int h){if(x-7<marioX && marioX<x+w+7 && y-10<marioY && marioY<y+h+10)return true;return false;}boolean flying=false;void keyPressed(){if(keyCode==RIGHT)vx=2;if(keyCode==LEFT)vx=-2;if(keyCode==UP&&flying==false){vy=-20;flying=true;}}void keyReleased(){if(keyCode==LEFT||keyCode==LEFT)vx=0;}
馬力歐：走過磚頭掉下去
- 另存剛剛的程式碼，讓馬力歐跳上磚頭後再走會掉下去
- 程式碼
void setup(){size(400,400);}float marioX=50,marioY=250,vx=0,vy=0;void draw(){background(108,137,255);marioX+=vx;if(flying){marioY+=vy;vy+=0.98;if(marioY>=250){marioY=250;flying=false;}}fill(255,0,0);ellipse(marioX,marioY,15,20);fill(229,119,42);rect(0,260,400,150);fill(229,119,42);rect(200,150,20,20);if(hitBox(200,150,20,20)){if(vy>0){marioY=150-10;flying=false;stand_box=true;}else{vy=0;marioY=150+20+10;}}if(stand_box==true && flying==false && leaveBox(200,150,20,20)){stand_box=false;flying=true;vy=0;}}boolean leaveBox(int x,int y,int w,int h){if(x-7>marioX || marioX>x+w+7)return true;return false;}boolean hitBox(int x,int y,int w,int h){if(x-7<marioX && marioX<x+w+7 && y-10<marioY && marioY<y+h+10)return true;return false;}boolean flying=false,stand_box=false;void keyPressed(){if(keyCode==RIGHT)vx=2;if(keyCode==LEFT)vx=-2;if(keyCode==UP&&flying==false){vy=-20;flying=true;}}void keyReleased(){if(keyCode==LEFT||keyCode==LEFT)vx=0;}
馬力歐
- 另存剛剛的程式碼，更改它，再加入兩個磚頭
- 程式碼
void setup(){size(400,400);}float marioX=50,marioY=250,vx=0,vy=0;void draw(){background(108,137,255);marioX+=vx;if(flying){marioY+=vy;vy+=0.98;if(marioY>=250){marioY=250;flying=false;}}fill(255,0,0);ellipse(marioX,marioY,15,20);fill(229,119,42);rect(0,260,400,150);drawAndTextBox(100,150,20,20);drawAndTextBox(200,150,20,20);drawAndTextBox(300,150,20,20);}void drawAndTextBox(int x,int y,int w,int h){fill(229,119,42);rect(x,y,w,h);if(hitBox(x,y,w,h)){if(vy>0){marioY=150-10;flying=false;stand_box=true;}else{vy=0;marioY=y+h+10;}}if(stand_box==true && flying==false && leaveBox(x,y,w,h)){stand_box=false;flying=true;vy=0;}}boolean leaveBox(int x,int y,int w,int h){if(x-7>marioX || marioX>x+w+7)return true;return false;}boolean hitBox(int x,int y,int w,int h){if(x-7<marioX && marioX<x+w+7 && y-10<marioY && marioY<y+h+10)return true;return false;}boolean flying=false,stand_box=false;void keyPressed(){if(keyCode==RIGHT)vx=2;if(keyCode==LEFT)vx=-2;if(keyCode==UP&&flying==false){vy=-20;flying=true;stand_box=false;}}void keyReleased(){if(keyCode==LEFT||keyCode==LEFT)vx=0;}
上傳程式碼
- 將程式碼上傳至github.com
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