enhancement: texture preload on startup

massive enhancement on texture render, just load in all textures at startup and never dispose them, this way we don't need to reload them all at run time anymore.

Author: Arufonsu

Intersect.Client.Core/MonoGame/Graphics/MonoRenderer.cs

@@ -712,11 +712,6 @@ public override void End()
             mFpsTimer = Timing.Global.MillisecondsUtc + 1000;
             mGameWindow.Title = Strings.Main.GameName;
         }
-
-        foreach (var texture in mAllTextures)
-        {
-            texture?.Update();
-        }
     }
 
     public override int GetFps()
@@ -913,12 +908,14 @@ public override GameTexture LoadTexture(string filename, string realFilename)
         if (packFrame != null)
         {
             var tx = new MonoTexture(mGraphicsDevice, filename, packFrame);
+            tx.LoadTexture();
             mAllTextures.Add(tx);
 
             return tx;
         }
 
         var tex = new MonoTexture(mGraphicsDevice, filename, realFilename);
+        tex.LoadTexture();
         mAllTextures.Add(tex);
 
         return tex;

Intersect.Client.Core/MonoGame/Graphics/MonoTexture.cs

@@ -26,16 +26,12 @@ public partial class MonoTexture : GameTexture
 
     private readonly GameTexturePackFrame? _packFrame;
 
-    private readonly bool _doNotFree;
-
     private int _width = -1;
 
     private Texture2D? _texture;
 
     private int _height = -1;
 
-    private long _lastAccessTime;
-
     private bool _loadError;
 
     private MonoTexture(Texture2D texture2D, string assetName) : base(assetName)
@@ -45,7 +41,6 @@ private MonoTexture(Texture2D texture2D, string assetName) : base(assetName)
         _realPath = string.Empty;
         _name = assetName;
         _texture = texture2D;
-        _doNotFree = true;
     }
 
     public MonoTexture(GraphicsDevice graphicsDevice, string filename, string realPath) : base(
@@ -160,17 +155,10 @@ public void LoadTexture()
         }
     }
 
-    [MethodImpl(MethodImplOptions.AggressiveInlining)]
-    public void ResetAccessTime()
-    {
-        _lastAccessTime = Timing.Global.MillisecondsUtc + 15000;
-    }
-
     public override int Width
     {
         get
         {
-            ResetAccessTime();
             if (_width != -1)
             {
                 return _width;
@@ -194,7 +182,6 @@ public override int Height
     {
         get
         {
-            ResetAccessTime();
             if (_height != -1)
             {
                 return _height;
@@ -222,8 +209,6 @@ public override int Height
             return _packFrame.PackTexture.GetTexture();
         }
 
-        ResetAccessTime();
-
         if (_texture == null)
         {
             LoadTexture();
@@ -274,21 +259,11 @@ public override Color GetPixel(int x1, int y1)
 
     public void Update()
     {
-        if (_doNotFree)
-        {
-            return;
-        }
-
         if (_texture == null)
         {
             return;
         }
 
-        if (_lastAccessTime >= Timing.Global.MillisecondsUtc)
-        {
-            return;
-        }
-
         _texture.Dispose();
         _texture = null;
     }