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engines/scumm/he/moonbase/ai_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_MOONBASE_AI_TREE_H
+#define SCUMM_HE_MOONBASE_AI_TREE_H
+
+#include "common/array.h"
+#include "scumm/he/moonbase/ai_node.h"
+
+namespace Scumm {
+
+const int MAX_DEPTH = 100;
+const int MAX_NODES = 1000000;
+
+class AI;
+
+struct TreeNode {
+	float value;
+	Node *node;
+
+	TreeNode(float v, Node *n) { value = v; node = n; }
+};
+
+class Tree {
+private:
+	Node *pBaseNode;
+
+	int _maxDepth;
+	int _maxNodes;
+
+	int _currentChildIndex;
+
+	Common::SortedArray<TreeNode *> *_currentMap;
+	Node *_currentNode;
+
+	AI *_ai;
+
+public:
+	Tree(AI *ai);
+	Tree(IContainedObject *contents, AI *ai);
+	Tree(IContainedObject *contents, int maxDepth, AI *ai);
+	Tree(IContainedObject *contents, int maxDepth, int maxNodes, AI *ai);
+	Tree(const Tree *sourceTree, AI *ai);
+	~Tree();
+
+	void duplicateTree(Node *sourceNode, Node *destNode);
+
+	Node *getBaseNode() const { return pBaseNode; }
+	void setMaxDepth(int maxDepth) { _maxDepth = maxDepth; }
+	int getMaxDepth() const { return _maxDepth; }
+
+	void setMaxNodes(int maxNodes) { _maxNodes = maxNodes; }
+	int getMaxNodes() const { return _maxNodes; }
+
+	Node *aStarSearch();
+
+	Node *aStarSearch_singlePassInit();
+	Node *aStarSearch_singlePass();
+
+	int IsBaseNode(Node *thisNode);
+};
+
+} // End of namespace Scumm
+
+#endif