fixed crash

QtMeshViewer/Source/MshFile.cpp

@@ -17,6 +17,7 @@ MshFile::MshFile(const char * path)
 
 MshFile::~MshFile()
 {
+	//TODO: clean up
 }
 
 
@@ -294,6 +295,8 @@ void MshFile::analyseModlChunks(Model * dataDestination, std::list<ChunkHeader*>
 			dataDestination->m4x4Translation.rotate(QQuaternion(tmp_rotation[3], tmp_rotation[0], tmp_rotation[1], tmp_rotation[2]));
 			dataDestination->m4x4Translation.translate(tmp_trans[0], tmp_trans[1], tmp_trans[2]);
 
+			dataDestination->m4x4Translation = getParentMatrix(dataDestination->parent) * dataDestination->m4x4Translation;
+
 		}
 
 		// geometry data
@@ -604,4 +607,21 @@ void MshFile::readUV(Segment * dataDestination, std::streampos position)
 		for (unsigned int j = 0; j < 2; j++)
 			m_file.read(F2V(dataDestination->vertices[i].texCoord[j]), sizeof(float));
 	}
-}
+}
+
+QMatrix4x4 MshFile::getParentMatrix(std::string parent) const
+{
+	QMatrix4x4 matrix;
+
+	for (auto& it : *m_models)
+	{
+		if (!strcmp(parent.c_str(), it->name.c_str()))
+		{
+			//TODO: the other way around??
+			matrix = getParentMatrix(it->parent) * it->m4x4Translation;
+			break;
+		}
+	}
+
+	return matrix;
+}