Release 1.9.7.0 - Summer Update 2025

Barotrauma/BarotraumaClient/ClientSource/Sprite/SpriteSheet.cs

@@ -1,4 +1,5 @@
-using Microsoft.Xna.Framework;
+using System;
+using Microsoft.Xna.Framework;
 using Microsoft.Xna.Framework.Graphics;
 
 namespace Barotrauma
@@ -18,5 +19,15 @@ namespace Barotrauma
 
             spriteBatch.Draw(texture, pos + offset, sourceRects[MathHelper.Clamp(spriteIndex, 0, sourceRects.Length - 1)], color, rotation + rotate, origin, scale, spriteEffect, depth == null ? this.depth : (float)depth);
         }
+
+        /// <summary>
+        /// When this spritesheet is used for an animation, returns the current spriteIndex based on the given animation speed.
+        /// </summary>
+        /// <param name="animationSpeed">Animation speed in frames per second</param>
+        /// <param name="animatePaused">Should the animation run when paused? Defaults to false.</param>
+        public int GetAnimatedSpriteIndex(float animationSpeed, bool animatePaused = false)
+        {
+            return (int)(Math.Floor((animatePaused ? Timing.TotalTime : Timing.TotalTimeUnpaused) * animationSpeed) % FrameCount);
+        }
     }
 }