SPS: Add support for unity mat overlay hack slots

Ximmer-VR · Jul 18, 2024 · e8369d5 · e8369d5
1 parent f90d5fa
commit e8369d5
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/com.vrcfury.vrcfury/Editor/VF/Builder/Haptics/PlugSizeDetector.cs b/com.vrcfury.vrcfury/Editor/VF/Builder/Haptics/PlugSizeDetector.cs
@@ -108,8 +108,9 @@ public static Tuple<float, float, VFMultimapSet<VFGameObject,int>> GetAutoWorldS
                 var mask = plug ? PlugMaskGenerator.GetMask(renderer, plug) : null;
                 var matsUsedByVert = new VFMultimapSet<int, int>();
                 var mesh = renderer.GetMesh();
+                var matSlotsInMesh = 0;
                 if (mesh != null) {
-                    var matCount = mesh.subMeshCount;
+                    var matCount = matSlotsInMesh = mesh.subMeshCount;
                     for (var matI = 0; matI < matCount; matI++) {
                         foreach (var vert in mesh.GetTriangles(matI)) {
                             matsUsedByVert.Put(vert, matI);
@@ -132,6 +133,12 @@ public static Tuple<float, float, VFMultimapSet<VFGameObject,int>> GetAutoWorldS
                     }
                     allLocalVerts.Add(v);
                 }
+                // Mat slots in the renderer that are higher than the number of mats on the mesh reuse the same verts as the last mesh mat
+                if (matsUsed.Get(renderer.owner()).Contains(matSlotsInMesh-1)) {
+                    for (var i = matSlotsInMesh; i < renderer.sharedMaterials.Length; i++) {
+                        matsUsed.Put(renderer.owner(), i);
+                    }
+                }
             }
 
             var length = allLocalVerts