initial importHEADmain

1 files changed, 97 insertions, 0 deletions

diff --git a/tool_src/BspLib/ObjectBSPTree.h b/tool_src/BspLib/ObjectBSPTree.h
new file mode 100644
index 0000000..5d505bc
--- /dev/null
+++ b/tool_src/BspLib/ObjectBSPTree.h
@@ -0,0 +1,97 @@
+//-----------------------------------------------------------------------------
+//	BSPLIB HEADER: ObjectBSPTree.h
+//
+//  Copyright (c) 1997-1998 by Markus Hadwiger
+//  All Rights Reserved.
+//-----------------------------------------------------------------------------
+
+#ifndef _OBJECTBSPTREE_H_
+#define _OBJECTBSPTREE_H_
+
+// bsplib header files
+#include "BspLibDefs.h"
+#include "ObjectBSPNode.h"
+
+
+BSPLIB_NAMESPACE_BEGIN
+
+
+// bsp tree of objects; basically pointer to root node (representation class) -
+//
+class ObjectBSPTreeRep {
+
+	friend class ObjectBSPTree;
+
+private:
+	ObjectBSPTreeRep() : ref_count( 0 ) { root = NULL; }
+	~ObjectBSPTreeRep() { delete root; }
+
+	void			KillTree() { delete root; root = NULL; }
+	ObjectBSPNode*	InitTree( ObjectBSPNode *rootnode );
+	ObjectBSPNode*	getRoot() { return root; }
+
+	int				TreeEmpty() const { return ( root == NULL ); }
+
+private:
+	int				ref_count;
+	ObjectBSPNode*	root;
+};
+
+// init with entire tree of ObjectBSPNode objects -----------------------------
+inline ObjectBSPNode *ObjectBSPTreeRep::InitTree( ObjectBSPNode *rootnode )
+{
+	delete root;
+	return ( root = rootnode );
+}
+
+
+// bsp tree of objects; basically pointer to root node (handle class) ---------
+//
+class ObjectBSPTree {
+
+public:
+	ObjectBSPTree() { rep = new ObjectBSPTreeRep; rep->ref_count = 1; }
+	~ObjectBSPTree() { if ( --rep->ref_count == 0 ) delete rep; }
+
+	ObjectBSPTree( const ObjectBSPTree& copyobj );
+	ObjectBSPTree& operator =( const ObjectBSPTree& copyobj );
+
+	// pass most operations through to ObjectBSPNode
+	ObjectBSPNode*	operator->() { return rep->getRoot(); }
+
+	void			KillTree() { rep->KillTree(); }
+	ObjectBSPNode*	InitTree( ObjectBSPNode *rootnode ) { return rep->InitTree( rootnode ); }
+	ObjectBSPNode*	getRoot() { return rep->getRoot(); }
+
+	int				TreeEmpty() const { return rep->TreeEmpty(); }
+
+private:
+	ObjectBSPTreeRep* rep;
+};
+
+// copy constructor -----------------------------------------------------------
+inline ObjectBSPTree::ObjectBSPTree( const ObjectBSPTree& copyobj )
+{
+	rep = copyobj.rep;
+	rep->ref_count++;
+}
+
+// assignment operator --------------------------------------------------------
+inline ObjectBSPTree& ObjectBSPTree::operator =( const ObjectBSPTree& copyobj )
+{
+	if ( &copyobj != this ) {
+		if ( --rep->ref_count == 0 ) {
+			delete rep;
+		}
+		rep = copyobj.rep;
+		rep->ref_count++;
+	}
+	return *this;
+}
+
+
+BSPLIB_NAMESPACE_END
+
+
+#endif // _OBJECTBSPTREE_H_
+