Fix for export

- ignore meshes with broken UV during tangents calculation - add null material hash for mrl features
Brachi · Nov 24, 2024 · 15f9970 · 15f9970
1 parent 605291e
commit 15f9970
Show file tree

Hide file tree

Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/albam/engines/mtfw/material.py b/albam/engines/mtfw/material.py
@@ -74,6 +74,7 @@
 MRL_MATERIAL_TYPE_STR_TO_ID = {ext_desc: h for h, ext_desc in MRL_MATERIAL_TYPE_STR.items()}
 
 MRL_PER_MATERIAL_FEATURES = {
+    0x854D484: [],
     0x5FB0EBE4: ["FVertexDisplacement"],
     0x7D2B31B3: ["FVertexDisplacement"],
     0x1CAB245E: ["CBDDMaterialParam",

diff --git a/albam/lib/blender.py b/albam/lib/blender.py
@@ -246,7 +246,11 @@ def get_tangents_per_vertex(blender_mesh):
         uv_name = blender_mesh.uv_layers[0].name
     except IndexError:
         return tangents
-    blender_mesh.calc_tangents(uvmap=uv_name)
+    try:
+        blender_mesh.calc_tangents(uvmap=uv_name)
+    except RuntimeError:
+        print("Mesh {} has no UV".format(blender_mesh.name))
+        return tangents
     for loop in blender_mesh.loops:
         tangents.setdefault(loop.vertex_index, loop.tangent)
     return tangents