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//Copyright (C) 2014+ Marco (Phoenix) Calautti.
//This program is free software: you can redistribute it and/or modify
//it under the terms of the GNU General Public License as published by
//the Free Software Foundation, version 2.0.
//This program is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
//GNU General Public License 2.0 for more details.
//A copy of the GPL 2.0 should have been included with the program.
//If not, see http://www.gnu.org/licenses/
//Official repository and contact information can be found at
//http://github.com/marco-calautti/Rainbow
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text;
namespace Rainbow.ImgLib.Filters
{
public class TIM2PaletteFilter : PaletteFilter
{
private int bitDepth;
public TIM2PaletteFilter(int bitDepth)
{
this.bitDepth = bitDepth;
}
public override Color[] Defilter(Color[] originalData, int index, int length)
{
Color[] newColors = new Color[length];
if(bitDepth!=8)
{
Array.Copy(originalData, index, newColors, 0, length);
return newColors;
}
int parts = length / 32;
int stripes=2;
int colors = 8;
int blocks = 2;
int i = 0;
for (int part = 0; part < parts; part++)
{
for (int block = 0; block < blocks; block++)
{
for (int stripe = 0; stripe < stripes; stripe++)
{
for (int color = 0; color < colors; color++)
{
newColors[i++] = originalData[ index + part * colors * stripes * blocks + block * colors + stripe * stripes * colors + color ];
}
}
}
}
return newColors;
}
public override Color[] ApplyFilter(Color[] originalData, int index, int length)
{
return Defilter(originalData, index, length);
}
}
}