From f563ddd0eb221e136a52d06caedbc00ea042a6de Mon Sep 17 00:00:00 2001
From: chenxiang <xiang02.chen@igg.com>
Date: Mon, 1 Dec 2025 11:44:00 +0800
Subject: [PATCH] Update TMPFont.cs
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

在PrepareCharacters阶段将文字一次性传入，减少 AddCharacterToTexture的次数
---
 .../Scripts/Extensions/TextMeshPro/TMPFont.cs   | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/Assets/Scripts/Extensions/TextMeshPro/TMPFont.cs b/Assets/Scripts/Extensions/TextMeshPro/TMPFont.cs
index 01482ba6..e7b128a8 100644
--- a/Assets/Scripts/Extensions/TextMeshPro/TMPFont.cs
+++ b/Assets/Scripts/Extensions/TextMeshPro/TMPFont.cs
@@ -112,6 +112,23 @@ public override void Prepare(TextFormat format)
             _topTextFormat = _format = format;
         }
 
+        
+        public override void PrepareCharacters(string text, TextFormat format, float fontSizeScale)
+        {
+            if(_fontAsset == null)
+            {
+                return;
+            }
+            if(AtlasPopulationMode.Static == _fontAsset.atlasPopulationMode)
+            {
+                return;
+            }
+            
+            SetFormat(format, fontSizeScale);
+
+            _fontAsset.TryAddCharacters(text, out string missingCharacters, true);
+        }
+
         static List<NGraphics> subInstancesCopy = new List<NGraphics>();
         public override bool BuildGraphics(NGraphics graphics)
         {