Added polyhedral/hexahedral mesh object type sources to OpenFlipper.

git-svn-id: http://www.openflipper.org/svnrepo/OpenFlipper/branches/Free@13856 383ad7c9-94d9-4d36-a494-682f7c89f535

ObjectTypes/HexahedralMesh/HexahedralMesh.hh

+/*===========================================================================*\
+*                                                                            *
+*                              OpenFlipper                                   *
+*      Copyright (C) 2001-2011 by Computer Graphics Group, RWTH Aachen       *
+*                           www.openflipper.org                              *
+*                                                                            *
+*--------------------------------------------------------------------------- *
+*  This file is part of OpenFlipper.                                         *
+*                                                                            *
+*  OpenFlipper is free software: you can redistribute it and/or modify       *
+*  it under the terms of the GNU Lesser General Public License as            *
+*  published by the Free Software Foundation, either version 3 of            *
+*  the License, or (at your option) any later version with the               *
+*  following exceptions:                                                     *
+*                                                                            *
+*  If other files instantiate templates or use macros                        *
+*  or inline functions from this file, or you compile this file and          *
+*  link it with other files to produce an executable, this file does         *
+*  not by itself cause the resulting executable to be covered by the         *
+*  GNU Lesser General Public License. This exception does not however        *
+*  invalidate any other reasons why the executable file might be             *
+*  covered by the GNU Lesser General Public License.                         *
+*                                                                            *
+*  OpenFlipper is distributed in the hope that it will be useful,            *
+*  but WITHOUT ANY WARRANTY; without even the implied warranty of            *
+*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
+*  GNU Lesser General Public License for more details.                       *
+*                                                                            *
+*  You should have received a copy of the GNU LesserGeneral Public           *
+*  License along with OpenFlipper. If not,                                   *
+*  see <http://www.gnu.org/licenses/>.                                       *
+*                                                                            *
+\*===========================================================================*/
+
+/*===========================================================================*\
+*                                                                            *
+*   $Revision: 13489 $                                                       *
+*   $LastChangedBy: kremer $                                                 *
+*   $Date: 2012-01-25 12:30:09 +0100 (Wed, 25 Jan 2012) $                    *
+*                                                                            *
+\*===========================================================================*/
+
+/**
+ * \file HexahedralMesh.hh
+ * This file contains all required includes for using polyhedral meshes
+*/
+
+#ifndef HEXAHEDRAL_MESH_INCLUDE_HH
+#define HEXAHEDRAL_MESH_INCLUDE_HH
+
+//== INCLUDES =================================================================
+
+/** \def DATA_HEXAHEDRAL_MESH
+ * Use this macro to reference Hexahedral Meshes
+ */
+#define DATA_HEXAHEDRAL_MESH typeId("HexahedralMesh")
+#include <ObjectTypes/VolumeMeshObject/VolumeMeshObject.hh>
+#include <OpenVolumeMesh/Mesh/HexahedralMesh.hh>
+
+typedef OpenVolumeMesh::GeometryKernel<ACG::Vec3d, OpenVolumeMesh::HexahedralMeshTopologyKernel> HexahedralMesh;
+
+/// Typedef for a mesh object containing a polyhedral mesh
+typedef VolumeMeshObject<HexahedralMesh> HexahedralMeshObject;
+
+#include <ObjectTypes/HexahedralMesh/PluginFunctionsHexahedralMesh.hh>
+
+//=============================================================================
+#endif // HEXAHEDRAL_MESH_INCLUDE_HH defined
+//=============================================================================
+

ObjectTypes/HexahedralMesh/PluginFunctionsHexahedralMesh.cc

+/*===========================================================================*\
+*                                                                            *
+ *                              OpenFlipper                                   *
+ *      Copyright (C) 2001-2011 by Computer Graphics Group, RWTH Aachen       *
+ *                           www.openflipper.org                              *
+ *                                                                            *
+ *--------------------------------------------------------------------------- *
+ *  This file is part of OpenFlipper.                                         *
+ *                                                                            *
+ *  OpenFlipper is free software: you can redistribute it and/or modify       *
+ *  it under the terms of the GNU Lesser General Public License as            *
+ *  published by the Free Software Foundation, either version 3 of            *
+ *  the License, or (at your option) any later version with the               *
+ *  following exceptions:                                                     *
+ *                                                                            *
+ *  If other files instantiate templates or use macros                        *
+ *  or inline functions from this file, or you compile this file and          *
+ *  link it with other files to produce an executable, this file does         *
+ *  not by itself cause the resulting executable to be covered by the         *
+ *  GNU Lesser General Public License. This exception does not however        *
+ *  invalidate any other reasons why the executable file might be             *
+ *  covered by the GNU Lesser General Public License.                         *
+ *                                                                            *
+ *  OpenFlipper is distributed in the hope that it will be useful,            *
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of            *
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
+ *  GNU Lesser General Public License for more details.                       *
+ *                                                                            *
+ *  You should have received a copy of the GNU LesserGeneral Public           *
+ *  License along with OpenFlipper. If not,                                   *
+ *  see <http://www.gnu.org/licenses/>.                                       *
+ *                                                                            *
+ \*===========================================================================*/
+
+/*===========================================================================*\
+*                                                                            *
+ *   $Revision: 13489 $                                                       *
+ *   $LastChangedBy: kremer $                                                 *
+ *   $Date: 2012-01-25 12:30:09 +0100 (Wed, 25 Jan 2012) $                    *
+ *                                                                            *
+ \*===========================================================================*/
+
+#include <OpenFlipper/common/Types.hh>
+
+#include <ObjectTypes/HexahedralMesh/PluginFunctionsHexahedralMesh.hh>
+#include <OpenFlipper/BasePlugin/PluginFunctions.hh>
+
+namespace PluginFunctions {
+
+// ===============================================================================
+// Get source meshes
+// ===============================================================================
+
+
+bool getSourceMeshes( std::vector<HexahedralMesh*>& _meshes  )
+{
+  _meshes.clear();
+
+  for ( ObjectIterator o_it(PluginFunctions::SOURCE_OBJECTS,DATA_HEXAHEDRAL_MESH) ;
+    o_it != PluginFunctions::objectsEnd(); ++o_it) {
+    _meshes.push_back ( PluginFunctions::hexahedralMesh( *o_it ) );
+    if( _meshes.back() == NULL)
+      std::cerr << "ERROR: HexahedralMesh getSourceMeshes fatal error\n";
+  }
+
+  return (_meshes.size() > 0 );
+}
+
+
+// ===============================================================================
+// Get target meshes
+// ===============================================================================
+
+
+bool getTargetMeshes( std::vector<HexahedralMesh*>& _meshes  )
+{
+  _meshes.clear();
+
+  for ( ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS,DATA_HEXAHEDRAL_MESH ) ;
+    o_it != PluginFunctions::objectsEnd(); ++o_it) {
+    _meshes.push_back ( PluginFunctions::hexahedralMesh( *o_it ) );
+    if( _meshes.back() == NULL)
+      std::cerr << "ERROR: HexahedralMesh getTargetMeshes fatal error\n";
+  }
+
+  return (_meshes.size() > 0 );
+}
+
+
+// ===============================================================================
+// Get objects
+// ===============================================================================
+
+bool getObject( int _identifier, HexahedralMeshObject*& _object ) {
+
+  if ( _identifier == -1 ) {
+    _object = 0;
+    return false;
+  }
+
+  BaseObject* object = objectRoot()->childExists( _identifier );
+  _object = dynamic_cast< HexahedralMeshObject* >(object);
+  return ( _object != 0 );
+}
+
+
+// ===============================================================================
+// Getting data from objects and casting between them
+// ===============================================================================
+
+HexahedralMesh* hexahedralMesh( BaseObjectData* _object ) {
+
+  if ( _object->dataType(DATA_HEXAHEDRAL_MESH) ) {
+    HexahedralMeshObject* object = dynamic_cast< HexahedralMeshObject* >(_object);
+    return object->mesh();
+  } else
+    return 0;
+}
+
+
+HexahedralMeshObject* hexahedralMeshObject( BaseObjectData* _object ) {
+  if ( ! _object->dataType(DATA_HEXAHEDRAL_MESH) )
+    return 0;
+  return dynamic_cast< HexahedralMeshObject* >( _object );
+}
+
+
+HexahedralMeshObject* hexahedralMeshObject( int _identifier )
+{
+  HexahedralMeshObject* pol_obj;
+  if(getObject(_identifier, pol_obj))
+    return pol_obj;
+  else
+    return 0;
+}
+
+
+}

ObjectTypes/HexahedralMesh/PluginFunctionsHexahedralMesh.hh

+/*===========================================================================*\
+*                                                                            *
+ *                              OpenFlipper                                   *
+ *      Copyright (C) 2001-2011 by Computer Graphics Group, RWTH Aachen       *
+ *                           www.openflipper.org                              *
+ *                                                                            *
+ *--------------------------------------------------------------------------- *
+ *  This file is part of OpenFlipper.                                         *
+ *                                                                            *
+ *  OpenFlipper is free software: you can redistribute it and/or modify       *
+ *  it under the terms of the GNU Lesser General Public License as            *
+ *  published by the Free Software Foundation, either version 3 of            *
+ *  the License, or (at your option) any later version with the               *
+ *  following exceptions:                                                     *
+ *                                                                            *
+ *  If other files instantiate templates or use macros                        *
+ *  or inline functions from this file, or you compile this file and          *
+ *  link it with other files to produce an executable, this file does         *
+ *  not by itself cause the resulting executable to be covered by the         *
+ *  GNU Lesser General Public License. This exception does not however        *
+ *  invalidate any other reasons why the executable file might be             *
+ *  covered by the GNU Lesser General Public License.                         *
+ *                                                                            *
+ *  OpenFlipper is distributed in the hope that it will be useful,            *
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of            *
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
+ *  GNU Lesser General Public License for more details.                       *
+ *                                                                            *
+ *  You should have received a copy of the GNU LesserGeneral Public           *
+ *  License along with OpenFlipper. If not,                                   *
+ *  see <http://www.gnu.org/licenses/>.                                       *
+ *                                                                            *
+ \*===========================================================================*/
+
+/*===========================================================================*\
+*                                                                            *
+ *   $Revision: 13489 $                                                       *
+ *   $LastChangedBy: kremer $                                                 *
+ *   $Date: 2012-01-25 12:30:09 +0100 (Wed, 25 Jan 2012) $                    *
+ *                                                                            *
+ \*===========================================================================*/
+
+/**
+ * \file PluginFunctionsHexahedralMesh.hh
+ * This file contains functions which can be used by plugins to access
+ * HexahedralMeshes in the framework.
+ */
+
+//
+#ifndef PLUGINFUNCTIONSHEXAHEDRALMESH_HH
+#define PLUGINFUNCTIONSHEXAHEDRALMESH_HH
+
+#include <ObjectTypes/VolumeMeshObject/VolumeMeshObject.hh>
+#include <ObjectTypes/HexahedralMesh/HexahedralMesh.hh>
+#include <OpenFlipper/common/Types.hh>
+
+//== NAMESPACES ===============================================================
+
+/** The Namespace PluginFunctions contains functions for all plugins. */
+namespace PluginFunctions {
+
+
+/** \brief Get a pointer to every HexahedralMesh which is marked as a source.
+ *
+ * @param _meshes ( vector returning the source hexahedral meshes )
+ * @return false, if no hexahedral mesh is selected as source
+*/
+DLLEXPORT
+bool getSourceMeshes( std::vector<HexahedralMesh*>& _meshes  );
+
+/** \brief Get a pointer to every HexahedralMesh which is marked as a target.
+ *
+ * @param _meshes ( vector returning the target hexahedral meshes )
+ * @return false, if no hexahedral mesh is selected as target
+*/
+DLLEXPORT
+bool getTargetMeshes( std::vector<HexahedralMesh*>& _meshes  );
+
+
+/** This functions returns the object with the given id if it is an HexahedralMeshObject.
+ * See get_object(  int _identifier , BaseObject*& _object ) for more details.
+ */
+DLLEXPORT
+bool getObject( int _identifier, HexahedralMeshObject*& _object );
+
+/** \brief Get an HexahedralMesh from an object.
+ *
+ * @param _object The object should be of type BaseDataObject. If the content is
+ * a hexahedral mesh, a hexahedral mesh will be returned. Otherwise a NULL pointer is returned.
+ */
+DLLEXPORT
+HexahedralMesh* hexahedralMesh( BaseObjectData* _object );
+
+/** \brief Cast an BaseObject to an HexahedralMeshObject if possible
+ *
+ * @param _object The object should be of type BaseDataObject. If the content is
+ * an HexahedralMesh, an HexahedralMeshObject is returned. Otherwise a NULL pointer is returned.
+ */
+DLLEXPORT
+HexahedralMeshObject* hexahedralMeshObject( BaseObjectData* _object );
+
+
+/** \brief Cast an int to an HexahedralMeshObject if possible
+ *
+ * @param _identifier
+ */
+
+DLLEXPORT
+HexahedralMeshObject* hexahedralMeshObject( int _identifier );
+
+}
+
+#endif // PLUGINFUNCTIONSHEXAHEDRALMESH_HH

ObjectTypes/PolyhedralMesh/PluginFunctionsPolyhedralMesh.cc

+/*===========================================================================*\
+*                                                                            *
+ *                              OpenFlipper                                   *
+ *      Copyright (C) 2001-2011 by Computer Graphics Group, RWTH Aachen       *
+ *                           www.openflipper.org                              *
+ *                                                                            *
+ *--------------------------------------------------------------------------- *
+ *  This file is part of OpenFlipper.                                         *
+ *                                                                            *
+ *  OpenFlipper is free software: you can redistribute it and/or modify       *
+ *  it under the terms of the GNU Lesser General Public License as            *
+ *  published by the Free Software Foundation, either version 3 of            *
+ *  the License, or (at your option) any later version with the               *
+ *  following exceptions:                                                     *
+ *                                                                            *
+ *  If other files instantiate templates or use macros                        *
+ *  or inline functions from this file, or you compile this file and          *
+ *  link it with other files to produce an executable, this file does         *
+ *  not by itself cause the resulting executable to be covered by the         *
+ *  GNU Lesser General Public License. This exception does not however        *
+ *  invalidate any other reasons why the executable file might be             *
+ *  covered by the GNU Lesser General Public License.                         *
+ *                                                                            *
+ *  OpenFlipper is distributed in the hope that it will be useful,            *
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of            *
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
+ *  GNU Lesser General Public License for more details.                       *
+ *                                                                            *
+ *  You should have received a copy of the GNU LesserGeneral Public           *
+ *  License along with OpenFlipper. If not,                                   *
+ *  see <http://www.gnu.org/licenses/>.                                       *
+ *                                                                            *
+ \*===========================================================================*/
+
+/*===========================================================================*\
+*                                                                            *
+ *   $Revision: 13489 $                                                       *
+ *   $LastChangedBy: kremer $                                                 *
+ *   $Date: 2012-01-25 12:30:09 +0100 (Mi, 25 Jan 2012) $                    *
+ *                                                                            *
+ \*===========================================================================*/
+
+#include <OpenFlipper/common/Types.hh>
+
+#include <ObjectTypes/PolyhedralMesh/PluginFunctionsPolyhedralMesh.hh>
+#include <OpenFlipper/BasePlugin/PluginFunctions.hh>
+
+namespace PluginFunctions {
+
+// ===============================================================================
+// Get source meshes
+// ===============================================================================
+
+
+bool getSourceMeshes( std::vector<PolyhedralMesh*>& _meshes  )
+{
+  _meshes.clear();
+
+  for ( ObjectIterator o_it(PluginFunctions::SOURCE_OBJECTS,DATA_POLYHEDRAL_MESH) ;
+    o_it != PluginFunctions::objectsEnd(); ++o_it) {
+    _meshes.push_back ( PluginFunctions::polyhedralMesh( *o_it ) );
+    if( _meshes.back() == NULL)
+      std::cerr << "ERROR: PolyhedralMesh getSourceMeshes fatal error\n";
+  }
+
+  return (_meshes.size() > 0 );
+}
+
+
+// ===============================================================================
+// Get target meshes
+// ===============================================================================
+
+
+bool getTargetMeshes( std::vector<PolyhedralMesh*>& _meshes  )
+{
+  _meshes.clear();
+
+  for ( ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS,DATA_POLYHEDRAL_MESH ) ;
+    o_it != PluginFunctions::objectsEnd(); ++o_it) {
+    _meshes.push_back ( PluginFunctions::polyhedralMesh( *o_it ) );
+    if( _meshes.back() == NULL)
+      std::cerr << "ERROR: PolyhedralMesh getTargetMeshes fatal error\n";
+  }
+
+  return (_meshes.size() > 0 );
+}
+
+
+// ===============================================================================
+// Get objects
+// ===============================================================================
+
+bool getObject( int _identifier, PolyhedralMeshObject*& _object ) {
+
+  if ( _identifier == -1 ) {
+    _object = 0;
+    return false;
+  }
+
+  BaseObject* object = objectRoot()->childExists( _identifier );
+  _object = dynamic_cast< PolyhedralMeshObject* >(object);
+  return ( _object != 0 );
+}
+
+
+// ===============================================================================
+// Getting data from objects and casting between them
+// ===============================================================================
+
+PolyhedralMesh* polyhedralMesh( BaseObjectData* _object ) {
+
+  if ( _object->dataType(DATA_POLYHEDRAL_MESH) ) {
+    PolyhedralMeshObject* object = dynamic_cast< PolyhedralMeshObject* >(_object);
+    return object->mesh();
+  } else
+    return 0;
+}
+
+
+PolyhedralMeshObject* polyhedralMeshObject( BaseObjectData* _object ) {
+  if ( ! _object->dataType(DATA_POLYHEDRAL_MESH) )
+    return 0;
+  return dynamic_cast< PolyhedralMeshObject* >( _object );
+}
+
+
+PolyhedralMeshObject* polyhedralMeshObject( int _identifier )
+{
+  PolyhedralMeshObject* pol_obj;
+  if(getObject(_identifier, pol_obj))
+    return pol_obj;
+  else
+    return 0;
+}
+
+
+}

ObjectTypes/PolyhedralMesh/PluginFunctionsPolyhedralMesh.hh

+/*===========================================================================*\
+*                                                                            *
+ *                              OpenFlipper                                   *
+ *      Copyright (C) 2001-2011 by Computer Graphics Group, RWTH Aachen       *
+ *                           www.openflipper.org                              *
+ *                                                                            *
+ *--------------------------------------------------------------------------- *
+ *  This file is part of OpenFlipper.                                         *
+ *                                                                            *
+ *  OpenFlipper is free software: you can redistribute it and/or modify       *
+ *  it under the terms of the GNU Lesser General Public License as            *
+ *  published by the Free Software Foundation, either version 3 of            *
+ *  the License, or (at your option) any later version with the               *
+ *  following exceptions:                                                     *
+ *                                                                            *
+ *  If other files instantiate templates or use macros                        *
+ *  or inline functions from this file, or you compile this file and          *
+ *  link it with other files to produce an executable, this file does         *
+ *  not by itself cause the resulting executable to be covered by the         *
+ *  GNU Lesser General Public License. This exception does not however        *
+ *  invalidate any other reasons why the executable file might be             *
+ *  covered by the GNU Lesser General Public License.                         *
+ *                                                                            *
+ *  OpenFlipper is distributed in the hope that it will be useful,            *
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of            *
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
+ *  GNU Lesser General Public License for more details.                       *
+ *                                                                            *
+ *  You should have received a copy of the GNU LesserGeneral Public           *
+ *  License along with OpenFlipper. If not,                                   *
+ *  see <http://www.gnu.org/licenses/>.                                       *
+ *                                                                            *
+ \*===========================================================================*/
+
+/*===========================================================================*\
+*                                                                            *
+ *   $Revision: 13489 $                                                       *
+ *   $LastChangedBy: kremer $                                                 *
+ *   $Date: 2012-01-25 12:30:09 +0100 (Mi, 25 Jan 2012) $                    *
+ *                                                                            *
+ \*===========================================================================*/
+
+/**
+ * \file PluginFunctionsPolyhedralMesh.hh
+ * This file contains functions which can be used by plugins to access
+ * PolyhedralMeshes in the framework.
+ */
+
+//
+#ifndef PLUGINFUNCTIONSPOLYHEDRALMESH_HH
+#define PLUGINFUNCTIONSPOLYHEDRALMESH_HH
+
+#include <ObjectTypes/VolumeMeshObject/VolumeMeshObject.hh>
+#include <ObjectTypes/PolyhedralMesh/PolyhedralMesh.hh>
+#include <OpenFlipper/common/Types.hh>
+
+//== NAMESPACES ===============================================================
+
+/** The Namespace PluginFunctions contains functions for all plugins. */
+namespace PluginFunctions {
+
+
+/** \brief Get a pointer to every PolyhedralMesh which is marked as a source.
+ *
+ * @param _meshes ( vector returning the source polyhedral meshes )
+ * @return false, if no polyhedral mesh is selected as source
+*/
+DLLEXPORT
+bool getSourceMeshes( std::vector<PolyhedralMesh*>& _meshes  );
+
+/** \brief Get a pointer to every PolyhedralMesh which is marked as a target.
+ *
+ * @param _meshes ( vector returning the target polyhedral meshes )
+ * @return false, if no polyhedral mesh is selected as target
+*/
+DLLEXPORT
+bool getTargetMeshes( std::vector<PolyhedralMesh*>& _meshes  );
+
+
+/** This functions returns the object with the given id if it is an PolyhedralMeshObject.
+ * See get_object(  int _identifier , BaseObject*& _object ) for more details.
+ */
+DLLEXPORT
+bool getObject( int _identifier, PolyhedralMeshObject*& _object );
+
+/** \brief Get an PolyhedralMesh from an object.
+ *
+ * @param _object The object should be of type BaseDataObject. If the content is
+ * a polyhedral mesh, a polyhedral mesh will be returned. Otherwise a NULL pointer is returned.
+ */
+DLLEXPORT
+PolyhedralMesh* polyhedralMesh( BaseObjectData* _object );
+
+/** \brief Cast an BaseObject to an PolyhedralMeshObject if possible
+ *
+ * @param _object The object should be of type BaseDataObject. If the content is
+ * an PolyhedralMesh, an PolyhedralMeshObject is returned. Otherwise a NULL pointer is returned.
+ */
+DLLEXPORT
+PolyhedralMeshObject* polyhedralMeshObject( BaseObjectData* _object );
+
+
+/** \brief Cast an int to an PolyhedralMeshObject if possible
+ *
+ * @param _identifier
+ */
+
+DLLEXPORT
+PolyhedralMeshObject* polyhedralMeshObject( int _identifier );
+
+}
+
+#endif // PLUGINFUNCTIONSOPENVOLUMEMESH_HH

ObjectTypes/PolyhedralMesh/PolyhedralMesh.hh

+/*===========================================================================*\
+*                                                                            *
+*                              OpenFlipper                                   *
+*      Copyright (C) 2001-2011 by Computer Graphics Group, RWTH Aachen       *
+*                           www.openflipper.org                              *
+*                                                                            *
+*--------------------------------------------------------------------------- *
+*  This file is part of OpenFlipper.                                         *
+*                                                                            *
+*  OpenFlipper is free software: you can redistribute it and/or modify       *
+*  it under the terms of the GNU Lesser General Public License as            *
+*  published by the Free Software Foundation, either version 3 of            *
+*  the License, or (at your option) any later version with the               *
+*  following exceptions:                                                     *
+*                                                                            *
+*  If other files instantiate templates or use macros                        *
+*  or inline functions from this file, or you compile this file and          *
+*  link it with other files to produce an executable, this file does         *
+*  not by itself cause the resulting executable to be covered by the         *
+*  GNU Lesser General Public License. This exception does not however        *
+*  invalidate any other reasons why the executable file might be             *
+*  covered by the GNU Lesser General Public License.                         *
+*                                                                            *
+*  OpenFlipper is distributed in the hope that it will be useful,            *
+*  but WITHOUT ANY WARRANTY; without even the implied warranty of            *