/* built with Studio Sketchpad: 
 *   https://sketchpad.cc
 * 
 * observe the evolution of this sketch: 
 *   https://mhmscc.sketchpad.cc/sp/pad/view/ro.3GMLJDt2R4n/rev.446
 * 
 * authors: 
 *   Steven Dollins

 * license (unless otherwise specified): 
 *   creative commons attribution-share alike 3.0 license.
 *   https://creativecommons.org/licenses/by-sa/3.0/ 
 */ 



// Pressing Control-R will render this sketch.

void setup() {
    
    // canvas size (Variable aren't evaluated. Integers only, please.)
    size(400, 300);
    background(0);
      
    // smooth edges
    smooth();
    
    // limit the number of frames per second
    frameRate(30);

    colorMode( HSB, 360, 100, 100, 100 );
} 

void drawShip() {
    noStroke();

    // body
    fill( 30, 80, 80 );
    triangle( 12, 0, -3, -2, -3, 2 );
    
    // wings
    fill( 60, 90, 90 );
    triangle( 12, 0, -3, -2, -8, -8 );
    triangle( 12, 0, -3,  2, -8,  8 );
    
    // tail
    fill( 160, 90, 90 );
    triangle( 0, 0, -6, -2, -6, 2 );
}

void draw() {

    // clear the background
    noStroke();
    fill(0, 64);
    rect(0, 0, width, height);

    pushMatrix();
    translate( width/2, height/2 );
    scale( 4 );
    rotate( millis()/1000 );
    drawShip();
    popMatrix();
}