1 files changed, 57 insertions, 0 deletions
diff --git a/intern/container/CTR_HashedPtr.h b/intern/container/CTR_HashedPtr.h
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+++ b/intern/container/CTR_HashedPtr.h
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+/*
+ * $Id$
+ *
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ *
+ */
+
+/** \file container/CTR_HashedPtr.h
+ *  \ingroup ctr
+ */
+
+#ifndef CTR_HASHEDPTR_H
+#define CTR_HASHEDPTR_H
+
+#include <stdlib.h>
+
+inline unsigned int CTR_Hash(void *inDWord)
+{
+	size_t key = (size_t)inDWord;
+	return (unsigned int)(key ^ (key>>4));
+}
+
+class CTR_HashedPtr
+{
+	void* m_valptr;
+public:
+	CTR_HashedPtr(void* val) : m_valptr(val) {};
+	unsigned int hash() const { return CTR_Hash(m_valptr);};
+	inline friend bool operator ==(const CTR_HashedPtr & rhs, const CTR_HashedPtr & lhs) { return rhs.m_valptr == lhs.m_valptr;};
+	void *getValue() const { return m_valptr; }
+};
+
+#endif //CTR_HASHEDPTR_H
+