refactoring to add nav mesh

nav/grid/Node.h

@@ -0,0 +1,33 @@
+#ifndef NODE_H
+#define NODE_H
+
+#include <Indoor/grid/Grid.h>
+#include <Indoor/sensors/radio/WiFiGridNode.h>
+
+struct MyGridNode : public GridNode, public GridPoint, public WiFiGridNode<30> {
+
+	float navImportance;
+	float getNavImportance() const { return navImportance; }
+
+	float walkImportance;
+	float getWalkImportance() const { return walkImportance; }
+
+
+	/** empty ctor */
+	MyGridNode() : GridPoint(-1, -1, -1) {;}
+
+	/** ctor */
+	MyGridNode(const int x_cm, const int y_cm, const int z_cm) : GridPoint(x_cm, y_cm, z_cm) {;}
+
+
+	static void staticDeserialize(std::istream& inp) {
+		WiFiGridNode::staticDeserialize(inp);
+	}
+
+	static void staticSerialize(std::ostream& out) {
+		WiFiGridNode::staticSerialize(out);
+	}
+
+};
+
+#endif // NODE_H