Limit convex and primitive methods of export physx asset to one material

2021-05-28 12:26:53 +01:00
parent f6643d6d24
commit c9f7cd03bb
1 changed files with 11 additions and 0 deletions
@@ -794,6 +794,9 @@ namespace PhysX
                        );
                    }

+                    // Convex and primitive methods can only have 1 material
+                    const bool limitToOneMaterial = pxMeshGroup.GetExportAsConvex() || pxMeshGroup.GetExportAsPrimitive();
+
                    for (AZ::u32 faceIndex = 0; faceIndex < faceCount; ++faceIndex)
                    {
                        AZStd::string materialName = DefaultMaterialName;
@@ -810,6 +813,14 @@ namespace PhysX
                            }

                            materialName = localFbxMaterialsList[materialId];
+
+                            // Keep using the first material when it has to be limited to one.
+                            if (limitToOneMaterial &&
+                                assetMaterialData.m_fbxMaterialNames.size() == 1 &&
+                                assetMaterialData.m_fbxMaterialNames[0] != materialName)
+                            {
+                                materialName = assetMaterialData.m_fbxMaterialNames[0];
+                            }
                        }

                        const AZ::SceneAPI::DataTypes::IMeshData::Face& face = nodeMesh->GetFaceInfo(faceIndex);