Merge pull request #5119 from sashashura/4508318827937792

Fix unknown write in Assimp::ObjFileMtlImporter::getFloatValue

code/AssetLib/Obj/ObjFileMtlImporter.cpp

@@ -252,9 +252,9 @@ void ObjFileMtlImporter::load() {
             case 'a': // Anisotropy
             {
                 ++m_DataIt;
-                getFloatValue(m_pModel->mCurrentMaterial->anisotropy);
                 if (m_pModel->mCurrentMaterial != nullptr)
-                    m_DataIt = skipLine<DataArrayIt>(m_DataIt, m_DataItEnd, m_uiLine);
+                    getFloatValue(m_pModel->mCurrentMaterial->anisotropy);
+                m_DataIt = skipLine<DataArrayIt>(m_DataIt, m_DataItEnd, m_uiLine);
             } break;
 
             default: {
@@ -371,6 +371,7 @@ void ObjFileMtlImporter::getTexture() {
     if (m_pModel->mCurrentMaterial == nullptr) {
         m_pModel->mCurrentMaterial = new ObjFile::Material();
         m_pModel->mCurrentMaterial->MaterialName.Set("Empty_Material");
+        m_pModel->mMaterialMap["Empty_Material"] = m_pModel->mCurrentMaterial;
     }
 
     const char *pPtr(&(*m_DataIt));