Don't update fonts more than once per frame

mindustry-antigrief · Jan 30, 2024 · fed63f3 · fed63f3
1 parent 7270dc9
commit fed63f3
Showing 1 changed file with 8 additions and 4 deletions.
diff --git a/extensions/freetype/src/arc/freetype/FreeTypeFontGenerator.java b/extensions/freetype/src/arc/freetype/FreeTypeFontGenerator.java
@@ -1,5 +1,6 @@
 package arc.freetype;
 
+import arc.*;
 import arc.freetype.FreeType.*;
 import arc.struct.Seq;
 import arc.files.Fi;
@@ -696,7 +697,7 @@ public static class FreeTypeFontData extends FontData implements Disposable{
         Stroker stroker;
         PixmapPacker packer;
         Seq<Glyph> glyphs;
-        private boolean dirty;
+        private boolean dirty, queued;
 
         @Override
         public Glyph getGlyph(char ch){
@@ -734,9 +735,12 @@ public Glyph getGlyph(char ch){
         public void getGlyphs(GlyphRun run, CharSequence str, int start, int end, Glyph lastGlyph){
             if(packer != null) packer.setPackToTexture(true); // All glyphs added after this are packed directly to the texture.
             super.getGlyphs(run, str, start, end, lastGlyph);
-            if(dirty){
-                dirty = false;
-                packer.updateTextureRegions(regions, parameter.minFilter, parameter.magFilter, parameter.genMipMaps);
+            if(dirty && !queued){
+                queued = true;
+                Core.app.post(() -> {
+                    dirty = queued = false;
+                    packer.updateTextureRegions(regions, parameter.minFilter, parameter.magFilter, parameter.genMipMaps);
+                });
             }
         }