onthewings.stuffs.stuff2

Main.hx

/**
 * Some of the renderings can be found at
 * http://www.flickr.com/photos/andy-li/sets/72157625719497466/
 * 
 * 
 * Copyright (c) 2011, Andy Li http://www.onthewings.net/
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without modification, 
 * are permitted provided that the following conditions are met:
 * 
 * Redistributions of source code must retain the above copyright notice, 
 * this list of conditions and the following disclaimer.
 * Redistributions in binary form must reproduce the above copyright notice, 
 * this list of conditions and the following disclaimer in the documentation 
 * and/or other materials provided with the distribution.
 * The name of the author may not be used to endorse or promote products derived 
 * from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package onthewings.stuffs.stuff2;

import cpp.Lib;
import cpp.Sys;
import nme.geom.Point;
import hxColorToolkit.spaces.HSL;
import of.Context;

using of.Context.Functions;

using DateTools;
using StringTools;
using org.casalib.util.GeomUtil;
using org.casalib.util.NumberUtil;
using org.casalib.util.ConversionUtil;
using nme.geom.Point;
using hxColorToolkit.ColorToolkit;

class Main extends of.app.BaseApp
{
	var screenCap:Image;
	var width:Int;
	var height:Int;

	var currentPt:Point;
	var currentAngle:Float;
	var currentAngle2:Float;
	var radius:Float;
	var radiusEnd:Float;
	var radiusInit:Float;
	var currentColor:HSL;

	override public function setup():Void {		
		setFrameRate(120);
		enableAlphaBlending();
		enableSmoothing();
		background(0, 0, 0);

		width = getWidth();
		height = getHeight();

		screenCap = new Image();
		screenCap.allocate(width, height, Constants.OF_IMAGE_COLOR);
		var p = screenCap.getPixels();
		for (i in 0...p.length) {
			p[i] = cast 0;
		}
		screenCap.update();

		radiusInit = radius = height * 0.45;
		
		currentPt = new Point(0, 1);
		currentAngle = currentAngle2 = 0;
		
		radiusEnd = 0;
		
		currentColor = new HSL(0, 100, 50);
	}

	override public function draw():Void {
		setColor(255, 255, 255, 255);
		screenCap.draw(0, 0);
		
		
		for (i in 0...10000){
			var prevPt = currentPt;
			
			var currentAngleRad = currentAngle.degreesToRadians();
			var currentAngle2Rad = currentAngle2.degreesToRadians();
			
			currentPt = new Point(radius * cos(currentAngle2Rad) * tan(currentAngle2Rad));
			currentPt.rotatePoint(new Point(), currentAngle);
			
			currentAngle += tan(currentAngle2Rad);
			currentAngle2 += 1;
			
			
			var alpha = Math.round(radius.map(radiusInit, radiusEnd, 0, 15));
			currentColor.hue = cos(currentAngle2Rad) * 360;
			currentColor.lightness = tan(currentAngleRad) * 100;
			var rgb = currentColor.getColor().toRGB();
			setColor(cast rgb.red, cast rgb.green, cast rgb.blue, alpha);
			line(width * 0.5 + prevPt.x, height * 0.5 + prevPt.y, width * 0.5 + currentPt.x, height * 0.5 + currentPt.y);
			
			radius -= 0.0001;
			
			if (radius <= radiusEnd) {
				screenCap.grabScreen(0, 0, width, height);
				screenCap.saveImage(Date.now().format("%Y%m%d_%H%M%S") + ".png");
				Sys.exit(0);
			}
		}
		screenCap.grabScreen(0, 0, width, height);
	}

	public static function main():Void {
		AppRunner.setupOpenGL(new AppGlutWindow(), 1440, 900, Constants.OF_FULLSCREEN);
		AppRunner.runApp(new Main());
	}
}