moved from ray3 to floorplan/3D

worked on new wall models
refactoring

floorplan/3D/primitives/Cylinder.h

@@ -0,0 +1,82 @@
+#ifndef FLOORPLAN_3D_CYLINDER_H
+#define FLOORPLAN_3D_CYLINDER_H
+
+
+#include "../../../math/Matrix4.h"
+#include "Mesh.h"
+
+namespace Floorplan3D {
+
+	/** walled cylinder */
+	class Cylinder : public Mesh {
+
+	public:
+
+		/** ctor */
+		Cylinder() {
+			;
+		}
+
+		/** get a transformed version */
+		Cylinder transformed(const Matrix4& mat) const {
+			Cylinder res = *this;
+			res.transform(mat);
+			return res;
+		}
+
+		/** build */
+		void add(const float rOuter, const float h, bool topAndBottom) {
+
+			const int tiles = 8;
+			const float deg_per_tile = 360.0f / tiles;
+			const float rad_per_tile = deg_per_tile / 180.0f * M_PI;
+
+			for (int i = 0; i < tiles; ++i) {
+
+				const float startRad = (i+0) * rad_per_tile;
+				const float endRad = (i+1) * rad_per_tile;
+
+				const float xo0 = std::cos(startRad) * rOuter;
+				const float yo0 = std::sin(startRad) * rOuter;
+				const float xo1 = std::cos(endRad) * rOuter;
+				const float yo1 = std::sin(endRad) * rOuter;
+				const float cx = 0;
+				const float cy = 0;
+
+				// outer
+				addQuad(
+					Point3(xo0, yo0, -h),
+					Point3(xo1, yo1, -h),
+					Point3(xo1, yo1, +h),
+					Point3(xo0, yo0, +h)
+				);
+
+				if (topAndBottom) {
+
+					// top
+					addTriangle(
+						Point3(cx, cy, h),
+						Point3(xo0, yo0, h),
+						Point3(xo1, yo1, h)
+					);
+
+					// bottom
+					addTriangle(
+						Point3(cx, cy, -h),
+						Point3(xo1, yo1, -h),
+						Point3(xo0, yo0, -h)
+					);
+
+				}
+
+			}
+
+		}
+
+
+
+	};
+
+}
+
+#endif // FLOORPLAN_3D_CYLINDER_H