worked on grid-walker v3

grid/walk/v3/Structs.h

@@ -0,0 +1,43 @@
+#ifndef INDOOR_GW3_STRUCTS_H
+#define INDOOR_GW3_STRUCTS_H
+
+#include "../../../geo/Heading.h"
+#include "../../../geo/Point3.h"
+#include <vector>
+
+namespace GW3 {
+
+	/** paremters for the walk */
+	struct WalkParams {
+		Point3 start;
+		float distance_m;
+		Heading heading = Heading(0);
+	};
+
+	/** result of the random walk */
+	struct WalkResult {
+		Point3 position;
+		Heading heading = Heading(0);
+		double probability = 1.0;
+	};
+
+	/** several nodes */
+	template <typename Node> struct Nodes : public std::vector<const Node*> {
+
+	};
+
+	/** one walk along several nodes */
+	template <typename Node> struct Walk : public std::vector<const Node*> {
+
+	};
+
+	/** several walks */
+	template <typename Node> struct Walks : public std::vector<Walk<Node>> {
+
+	};
+
+
+
+}
+
+#endif // INDOOR_GW3_STRUCTS_H