Add mesh index buffer optimization based on meshoptimizer library

Work similar to existing impl but yields better results with even less overdraw.
2026-06-01 18:41:45 +02:00
parent 45f7c1f0a0
commit a544cbcfde
5 changed files with 57 additions and 15 deletions
@@ -437,6 +437,12 @@ bool ProcessMesh(ModelData& result, AssimpImporterData& data, const aiMesh* aMes
            }
        }
    }
+
+    if (data.Options.OptimizeMeshes)
+    {
+        mesh.Optimize();
+    }
+
    return false;
 }

@@ -730,7 +736,7 @@ bool ModelTool::ImportDataAssimp(const String& path, ModelData& data, Options& o
        if (options.ReverseWindingOrder)
            flags &= ~aiProcess_FlipWindingOrder;
        if (options.OptimizeMeshes)
-            flags |= aiProcess_OptimizeMeshes | aiProcess_SplitLargeMeshes | aiProcess_ImproveCacheLocality;
+            flags |= aiProcess_OptimizeMeshes;
        if (options.MergeMeshes)
            flags |= aiProcess_RemoveRedundantMaterials;
    }