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engines/scumm/he/basketball/collision/bball_collision_tree.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef SCUMM_HE_BASKETBALL_COLLISION_BBALL_COLLISION_TREE_H
+#define SCUMM_HE_BASKETBALL_COLLISION_BBALL_COLLISION_TREE_H
+
+#ifdef ENABLE_HE
+
+#include "scumm/he/basketball/collision/bball_collision_object.h"
+#include "scumm/he/basketball/collision/bball_collision_stack.h"
+#include "scumm/he/basketball/collision/bball_collision_node.h"
+
+namespace Scumm {
+
+#define INIT_MAX_HEIGHT  10
+#define INIT_MAX_OBJECTS 5
+
+class CCollisionObjectTree {
+public:
+	CCollisionObjectTree() : _maxHeight(INIT_MAX_HEIGHT),
+							 _maxObjectsInNode(INIT_MAX_OBJECTS),
+							 _root(nullptr),
+							 _errorFlag(false) {}
+
+	CCollisionObjectTree(const CCollisionObjectVector &inputObjects);
+	~CCollisionObjectTree();
+
+	void initialize(const CCollisionObjectVector &inputObjects);
+	void selectObjectsInBound(const U32BoundingBox &bound, CCollisionObjectVector *targetVector);
+
+	bool checkErrors();
+
+private:
+	CCollisionNode *buildSelectionStructure(const CCollisionObjectVector &inputObjects, int currentLevel, const U32BoundingBox &nodeRange);
+
+	int _maxHeight;
+	size_t _maxObjectsInNode;
+	CCollisionNode *_root;
+	bool _errorFlag;
+};
+
+} // End of namespace Scumm
+
+#endif // ENABLE_HE
+
+#endif // SCUMM_HE_BASKETBALL_COLLISION_BBALL_COLLISION_TREE_H