///+ Prefix linkto BasicCode1
//// Lines for set up Psychlops environment
using Psychlops;

namespace PsychlopsSilverlightApp
{

	public class PsychlopsMain
	{///- Prefix linkto BasicCode1


		///+ Main Routine
		//// Psychlops runs at the first line of this function psychlops_main().
		public void psychlops_main()
		{
			///+ 0 Declaration
			////Prepare global parameters
			Canvas window = new Canvas(Canvas.window);
			Image img;
			Rectangle centerrect = new Rectangle(10, 10);
			int imageHsize = 100;
			int imageVsize = 60;
			double R, G, B;
			///- 0 Declaration



			///+ 1 Initialize
			////Initialize image and set color to each pixel.
			img = new Image(imageHsize, imageVsize); //Allocate offscreen in main memory.
			Color col = new Color(0,0,0);
			for (int i = 0; i < imageHsize; i++)
			{
				for (int j = 0; j < imageVsize; j++)
				{
					///+ 1.1 set1
					////set colors for each pixels
					R = Math.random(1.0) * 0.5; //Set R values. 
					G = Math.random(1.0) * 0.5; //Set G values.
					B = Math.random(1.0) * 0.5; //Set B values. 
					col.set(R, G, B);
					img.pix(i, j, col);
					///- 1.1 set1
					centerrect.centering();
				}
			}

			//img.cache(); //Move offscreen from main memory to video RAM. (Optional)
			///- 1 Initialize

			///+ 2 drawing
			////drawing offscreen

			while (!Keyboard.esc.pushed())
			{

				window.clear(Color.black); //Clear screen with black
				img.centering(); //centering the position to copy offscreen
				img.shift(100, 100); //centering the position to copy offscreen
				img.draw(); // copy offscreen onto the reverse side of window buffer.
				centerrect.draw(Color.red);// draw reference rectangle at the center.
				window.flip();
			}
			///- 2 drawing

		}
		///- Main Routine

	}

}