Files
OpenRA/OpenRa.BlockCacheVisualizer/Form1.cs
chrisf 30480ab6a6 utility to show the contents of block caches, for those of us who suck at viewing channel-multiplexed images :)
git-svn-id: svn://svn.ijw.co.nz/svn/OpenRa@1242 993157c7-ee19-0410-b2c4-bb4e9862e678
2007-07-14 08:34:53 +00:00

80 lines
1.8 KiB
C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.IO;
namespace OpenRa.BlockCacheVisualizer
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
Visible = true;
OpenFileDialog d = new OpenFileDialog();
d.RestoreDirectory = true;
d.Filter = "OpenRA PNG Block Cache (*.png)|*.png";
if (DialogResult.OK != d.ShowDialog())
return;
string filename = d.FileName;
string palname = Path.GetDirectoryName(filename) + "\\palette-cache.png";
Bitmap palette = new Bitmap(palname);
Bitmap block = new Bitmap(filename);
unchecked
{
Color[] masks = {
Color.FromArgb( (int)0xff000000 ),
Color.FromArgb( (int)0x00ff0000 ),
Color.FromArgb( (int)0x0000ff00 ),
Color.FromArgb( (int)0x000000ff )
};
foreach (Color c in masks)
{
Bitmap b = ExtractChannelToBitmap(block, palette, c);
PictureBox pb = new PictureBox();
pb.SizeMode = PictureBoxSizeMode.AutoSize;
pb.Image = b;
flowLayoutPanel1.Controls.Add(pb);
}
}
}
int MaskColor(Color c, Color mask)
{
int result = 0;
if (mask.R > 0) result += c.R;
if (mask.G > 0) result += c.G;
if (mask.B > 0) result += c.B;
if (mask.A > 0) result += c.A;
return result;
}
Bitmap ExtractChannelToBitmap(Bitmap src, Bitmap pal, Color mask)
{
Bitmap dest = new Bitmap(src.Width, src.Height);
for( int i = 0; i < src.Width; i++ )
for (int j = 0; j < src.Height; j++)
{
int index = MaskColor(src.GetPixel(i, j), mask);
dest.SetPixel(i, j, pal.GetPixel(index, 0));
}
return dest;
}
}
}