UltimateZoneBuilder/Source/Plugins/GZDoomEditing/VisualModes/SectorLevelComparer.cs

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#region === Copyright (c) 2010 Pascal van der Heiden ===
using System;
using System.Collections;
using System.Collections.Generic;
using System.Globalization;
using System.Text;
using CodeImp.DoomBuilder.Geometry;
using CodeImp.DoomBuilder.Map;
using CodeImp.DoomBuilder.Rendering;
#endregion
namespace CodeImp.DoomBuilder.GZDoomEditing
{
internal class SectorLevelComparer : IComparer<SectorLevel>
{
// Center of sector to use for plane comparison
public Vector2D center;
// Constructor
public SectorLevelComparer(Sector s)
{
this.center = new Vector2D(s.BBox.Left + s.BBox.Width / 2, s.BBox.Top + s.BBox.Height / 2);
}
// Comparer
public int Compare(SectorLevel x, SectorLevel y)
{
float delta = x.plane.GetZ(center) - y.plane.GetZ(center);
if(delta > 0.0f)
return 1;
else if(delta < 0.0f)
return -1;
else
return 0;
}
}
}