refactoring to add nav mesh

nav/grid/State.h

@@ -0,0 +1,44 @@
+#ifndef GRID_STATE_H
+#define GRID_STATE_H
+
+#include <Indoor/grid/walk/v2/GridWalker.h>
+#include <Indoor/grid/walk/v2/modules/WalkModuleActivityControl.h>
+#include <Indoor/grid/walk/v2/modules/WalkModuleHeadingControl.h>
+#include <Indoor/grid/walk/v2/modules/WalkModuleNodeImportance.h>
+#include <Indoor/grid/walk/v2/modules/WalkModuleFavorZ.h>
+
+namespace GridBased {
+
+	struct MyState : public WalkState, public WalkStateFavorZ, public WalkStateHeading {
+
+
+		/** ctor */
+		MyState(const int x_cm, const int y_cm, const int z_cm) : WalkState(GridPoint(x_cm, y_cm, z_cm)), WalkStateHeading(Heading(0), 0) {
+			;
+		}
+
+		MyState() : WalkState(GridPoint()), WalkStateHeading(Heading(0), 0) {
+			;
+		}
+
+		MyState& operator += (const MyState& o) {
+			position += o.position;
+			return *this;
+		}
+
+		MyState& operator /= (const float val) {
+			position /= val;
+			return *this;
+		}
+
+		MyState operator * (const float val) const {
+			MyState copy = *this;
+			copy.position = copy.position * val;
+			return copy;
+		}
+
+	};
+
+}
+
+#endif // GRID_STATE_H