Nettoyage du repository glagenHEADmaster

git-svn-id: file:///usr/local/opt/svn/repos/glagen@12 0f7e0d06-a6f9-0310-a55f-d5f984f55e4c

1 files changed, 88 insertions, 0 deletions

diff --git a/dll/classes/Data_property.hh b/dll/classes/Data_property.hh
new file mode 100644
index 0000000..b4d0c4d
--- /dev/null
+++ b/dll/classes/Data_property.hh
@@ -0,0 +1,88 @@
+//=============================================================================
+//
+// Glagen : a planet sized landscape generator
+// Copyright (C) 2002  Julien Guertault, Hugues Hiegel, Meng-Tih Lam
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
+//
+// This program 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+//
+//=============================================================================
+//
+// Glagen : GPL LAndscape GENerator
+//
+// Data_property.hh for Glagen : made by Titi (Meng-tih LAM)
+//
+// www.glagen.org
+//
+//=============================================================================
+
+#ifndef		DATA_PROPERTY_HH_
+# define	DATA_PROPERTY_HH_
+
+#include <iostream>
+#include <string>
+#include <unistd.h> // Pour write/read
+
+#include <errno.h>
+
+#include "../../3d/data_glagen.hh"
+
+class Data_property
+{
+public:
+  Data_property() : _data(0), _size(0), _type(kind_lib_t(none)) {}
+  Data_property(void* data, size_t size, kind_lib_t type)
+    : _data(data),
+      _size(size),
+      _type(type)
+  {}
+
+  void	write_data(const int& fd) const
+  {
+    write(fd, &_type, sizeof(int));
+    write(fd, &_size, sizeof(int));
+    write(fd, _data, _size * sizeof(void *));
+  }
+
+  void	read_data(const int& fd)
+  {
+    do
+      {
+	errno = 0;
+	read(fd, &_type, sizeof(int));
+      }
+    while (errno == 4);
+
+    do
+      {
+	errno = 0;
+	read(fd, &_size, sizeof(int));
+      }
+    while (errno == 4);
+
+    do
+      {
+	errno = 0;
+	read(fd, _data, _size * sizeof(void *));
+      }
+    while (errno == 4);
+  }
+
+protected:
+  void		*_data;
+  size_t	_size;
+  kind_lib_t	_type;
+};
+
+#endif		// DATA_PROPERTY_HH_