a lot of work on th map-creator

mapview/3D/misc/Plane.h

@@ -0,0 +1,52 @@
+#ifndef PLANE_H
+#define PLANE_H
+
+#include <Indoor/geo/Point3.h>
+#include <QtOpenGL>
+
+class Plane {
+
+private:
+
+	Point3 p1;
+	Point3 p2;
+	Point3 p3;
+	Point3 p4;
+	Point3 n;
+
+
+public:
+
+	/** construct from 2D line and heights */
+	Plane(const Point2 from, const Point2 to, const float atHeight, const float height) {
+
+		p1 = Point3(from.x, from.y, atHeight);
+		p2 = Point3(to.x, to.y, atHeight);
+		p3 = Point3(to.x, to.y, atHeight+height);
+		p4 = Point3(from.x, from.y, atHeight+height);
+
+		const Point2 perp = (to-from).perpendicular();
+		n = Point3(perp.x, perp.y, 0);
+
+	}
+
+	void paintGL() {
+
+		glDisable(GL_CULL_FACE);
+		glBegin(GL_QUADS);
+
+			// bottom
+			glNormal3f(n.x, n.z, n.y);
+			glVertex3f(p1.x, p1.z, p1.y);
+			glVertex3f(p2.x, p2.z, p2.y);
+			glVertex3f(p3.x, p3.z, p3.y);
+			glVertex3f(p4.x, p4.z, p4.y);
+
+		glEnd();
+		glEnable(GL_CULL_FACE);
+
+	}
+
+};
+
+#endif // PLANE_H