Lab 2 - Bicycle

ผมฟังเพลงๆนึงมาครับ เลยเป็นแรงบันดาลใจให้ผมวาดจักรยานคันนี้

void setup()

{

  //Initialization

  size(800,400);

  background(255);

  strokeWeight(1);

  frameRate(60);

}

float spin = 0;

void draw(){

  background(255);

  //variable

  float RefX,RefY;

  float ThickBody;

  float LHand;

  float HBody,LBody;

  float WSit,HSit,LSit;

  //assign

  RefX = mouseX;

  RefY = mouseY;

  ThickBody = 10;

  LHand = 25;

  HBody = 75;

  LBody = 150;

  WSit = 10;

  HSit = 20;

  LSit = 60;

  strokeWeight(ThickBody);

  //draw handle

  stroke(0);

  line(RefX,RefY,RefX+LHand,RefY);

  //draw front

  stroke(255,0,0);

  line(RefX,RefY,RefX-LHand,RefY);

  line(RefX-LHand,RefY,RefX-LHand-(LBody/4),RefY+(2*HBody));

  //draw body

  triangle(RefX-LHand-(LBody/28),RefY+HBody,RefX-LHand-(LBody/28)+LBody,RefY+HBody,RefX-LHand-(LBody/28)+((3*LBody)/4),RefY+(2*HBody));

  triangle(RefX-LHand-(LBody/28)+LBody,RefY+HBody,RefX-LHand-(LBody/28)+((3*LBody)/4),RefY+(2*HBody),RefX-LHand-(LBody/28)+((3*LBody)/4)+((2*LBody)/4),RefY+(2*HBody));

  //draw seat

  stroke(0);

  line(RefX-LHand-(LBody/28)+LBody,RefY+HBody,RefX-LHand-(LBody/28)+LBody+WSit,RefY+HBody-HSit);

  noStroke();

  fill(196,124,0);

  rect(RefX-LHand-(LBody/28)+LBody+WSit-(LSit/2),RefY+HBody-HSit-(LSit/4),LSit,LSit/4);

  noFill();

  stroke(0);

  //draw wheel

  DrawWheel(RefX-LHand-(LBody/28)+((3*LBody)/4)+((2*LBody)/4),RefY+(2*HBody),50);

  DrawWheel(RefX-LHand-(LBody/4),RefY+(2*HBody),50);

  spin = spin+0.5;

}

void DrawWheel(float CenterX,float CenterY,float R){

  int n=12;

  float dTire=8;

  float rad;

  rad = TWO_PI/n;

  //draw tire

  strokeWeight(dTire);

  noFill();

  ellipse(CenterX,CenterY,2*R,2*R);

  strokeWeight(2);

  for(int i=0;i<n;i=i+1){

    line(CenterX,CenterY,CenterX+(R*cos((rad*i)-spin)),CenterY-(R*sin((rad*i)-spin)));

  }

}