RGBAMatrixColorScaleBitmapEffect.cs

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using DirectOutput.General.BitmapHandling;
using DirectOutput.Cab.Toys.Layer;
using DirectOutput.General.Color;

namespace DirectOutput.FX.MatrixFX
{
    public class RGBAMatrixColorScaleBitmapEffect : MatrixBitmapEffectBase<RGBAColor>
    {

        private RGBAColor _ActiveColor = new RGBAColor(0xff, 0xff, 0xff, 0xff);

        public RGBAColor ActiveColor
        {
            get { return _ActiveColor; }
            set { _ActiveColor = value; }
        }

        private RGBAColor _InactiveColor = new RGBAColor(0, 0, 0, 0);

        public RGBAColor InactiveColor
        {
            get { return _InactiveColor; }
            set { _InactiveColor = value; }
        }



        public override RGBAColor GetEffectValue(int TriggerValue, PixelData Pixel)
        {


            RGBAColor D = Pixel.GetRGBAColor();

            D.Alpha = (int)((float)Pixel.Alpha * TriggerValue / 255);

            return D;

        }

        public override void Init(Table.Table Table)
        {
            base.Init(Table);

            if (Pixels != null)
            {
                for (int Y = 0; Y <= Pixels.GetUpperBound(1); Y++)
                {

                    for (int X = 0; X <= Pixels.GetUpperBound(0); X++)
                    {
                        PixelData P = Pixels[X, Y];

                        double Brightness = ((double)(P.Red + P.Green + P.Blue) / 3).Limit(0, 255);

                        P.Red = (byte)(InactiveColor.Red + (int)((float)(ActiveColor.Red - InactiveColor.Red) * Brightness / 255)).Limit(0, 255);
                        P.Green = (byte)(InactiveColor.Green + (int)((float)(ActiveColor.Green - InactiveColor.Green) * Brightness / 255)).Limit(0, 255);
                        P.Blue = (byte)(InactiveColor.Blue + (int)((float)(ActiveColor.Blue - InactiveColor.Blue) * Brightness / 255)).Limit(0, 255);
                        P.Alpha = (byte)(InactiveColor.Alpha + (int)((float)(ActiveColor.Alpha - InactiveColor.Alpha) * Brightness / 255)).Limit(0, 255);
                        Pixels[X, Y] = P;

                    }

                }


            }

        }



    }
}