started removing KLib related code:

- assertions
- distributions
new helper methods
worked on stairs
worked on grid-walkers
worked on navigation

floorplan/PlatformStair.h

@@ -1,17 +1,32 @@
 #ifndef PLATFORMSTAIR_H
 #define PLATFORMSTAIR_H
 
-#include "Stair.h";
+#include "Stair.h"
 
 
-class PlatformStair {
+struct PlatformStair {
 
+	/** stair to the platform */
 	Stair s1;
 
+	/** platform in the center */
 	BBox2 platform;
 
+	/** stair from the platform */
 	Stair s2;
 
+	PlatformStair() : s1(), platform(), s2() {;}
+
+//	PlatformStair(const Line2& startEdge, const Line2& endEdge, const int w2, const int w2) {
+//		s1.start = startEdge;
+//		s2.start = endEdge;
+//		Point2 edgeDir = startEdge.p2 - startEdge.p1;
+//		Point2 perp(edgeDir.y, -edgeDir.x);
+
+//		platform.add(startEdge.p1 + perp);
+//		plat
+//	}
+
 };
 
 #endif // PLATFORMSTAIR_H

floorplan/Stair.h

@@ -13,6 +13,13 @@ struct Stair {
 	/** the direction to move all the starting points to */
 	Point2 dir;
 
+
+	/** empty ctor */
+	Stair() : start(), dir() {;}
+
+	/** ctor with starting edge and stair-direction */
+	Stair(const Line2& start, const Point2& dir) : start(start), dir(dir) {;}
+
 };
 
 #endif // STAIR_H