Simon Holmberg
40 lines
1.0 KiB
C#
40 lines
1.0 KiB
C#
using System;
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using Microsoft.Xna.Framework;
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namespace DepthsBelow
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{
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/// <summary>
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/// Global grid utility functions.
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/// </summary>
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public static class Grid
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{
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/// <summary>
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/// The size of a tile in pixels.
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/// </summary>
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public const int TileSize = 32;
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/// <summary>
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/// Converts a grid position into a world position.
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/// </summary>
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/// <param name="gridPos">The grid position to convert.</param>
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/// <returns>Returns a Vector2 world position.</returns>
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public static Vector2 GridToWorld(Point gridPos)
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{
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return new Vector2(gridPos.X * TileSize, gridPos.Y * TileSize);
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}
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/// <summary>
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/// Converts a world position into a grid position.
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/// </summary>
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/// <param name="screenPos">The world position to convert.</param>
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/// <returns>Returns a Point grid position.</returns>
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public static Point WorldToGrid(Vector2 screenPos)
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{
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return new Point(
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(int)Math.Floor(screenPos.X / TileSize),
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(int)Math.Floor(screenPos.Y / TileSize)
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);
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}
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}
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}
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