43 lines
1.4 KiB
C#
43 lines
1.4 KiB
C#
using System.Diagnostics;
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using TanksServer.GameLogic;
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namespace TanksServer.Models;
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internal static class PositionHelpers
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{
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public static PixelPosition GetPixelRelative(this TilePosition position, byte subX, byte subY)
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{
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Debug.Assert(subX < 8);
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Debug.Assert(subY < 8);
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return new PixelPosition(
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x: (ushort)(position.X * MapService.TileSize + subX),
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y: (ushort)(position.Y * MapService.TileSize + subY)
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);
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}
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public static PixelPosition GetPixelRelative(this PixelPosition position, byte subX, byte subY)
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{
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Debug.Assert(subX < 8);
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Debug.Assert(subY < 8);
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return new PixelPosition((ushort)(position.X + subX), (ushort)(position.Y + subY));
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}
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public static PixelPosition ToPixelPosition(this FloatPosition position) => new(
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x: (ushort)((int)position.X % MapService.PixelsPerRow),
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y: (ushort)((int)position.Y % MapService.PixelsPerRow)
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);
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public static TilePosition ToTilePosition(this PixelPosition position) => new(
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x: (ushort)(position.X / MapService.TileSize),
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y: (ushort)(position.Y / MapService.TileSize)
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);
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public static FloatPosition ToFloatPosition(this PixelPosition position) => new(position.X, position.Y);
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public static double Distance(this FloatPosition p1, FloatPosition p2)
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=> Math.Sqrt(
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Math.Pow(p1.X - p2.X, 2) +
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Math.Pow(p1.Y - p2.Y, 2)
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);
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} |