X-Git-Url: https://git.dogcows.com/gitweb?p=chaz%2Fyoink;a=blobdiff_plain;f=src%2Fmoof%2Fshape.hh;fp=src%2Fmoof%2Fshape.hh;h=7f975032fb6b103dd9d044d3e122696ca2a09eed;hp=0000000000000000000000000000000000000000;hb=831f04d4bc19a390415ac0bbac4331c7a65509bc;hpb=299af4f2047e767e5d79501c26444473bda64c64

diff --git a/src/moof/shape.hh b/src/moof/shape.hh
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+
+/*]  Copyright (c) 2009-2010, Charles McGarvey  [**************************
+**]  All rights reserved.
+*
+* vi:ts=4 sw=4 tw=75
+*
+* Distributable under the terms and conditions of the 2-clause BSD license;
+* see the file COPYING for a complete text of the license.
+*
+**************************************************************************/
+
+#ifndef _MOOF_SHAPE_HH_
+#define _MOOF_SHAPE_HH_
+
+/**
+ * \file shape.hh
+ * Declares an interface for shapes.
+ */
+
+#include <moof/drawable.hh>
+#include <moof/math.hh>
+#include <moof/opengl.hh>
+#include <moof/ray.hh>
+
+
+// frustum
+// plane (can construct from triangle2)
+// ray
+// shape<>
+// +- line<>
+// -   line2			line<2>
+// -   line3			line<3>
+// +- sphere<>
+// |   sphere2, circle	sphere<2>
+// |   sphere3			sphere<3>
+// +- aabb<>
+// |   aabb2, rectangle	aabb<2>
+// |   aabb3			aabb<3>
+// +- polygon<>
+// |   triangle2		polygon<2,3>
+// |   triangle3		polygon<3,3>
+
+
+namespace moof {
+
+
+template <int D>
+class shape
+{
+public:
+
+	virtual ~shape() {}
+
+	/**
+	 * Checks if this shape is intersected by a given ray.  If so, returns
+	 * the distance from the start of the ray to the shape and information
+	 * about the contact via the 2nd parameter.  A negative value is
+	 * returned if there is no contact.
+	 */
+	virtual bool intersect_ray(const ray<D>& ray,
+							   typename ray<D>::contact& hit) const
+	{
+		return false;
+	}
+};
+
+
+typedef shape<2>	shape2;
+typedef shape<3>	shape3;
+
+
+} // namespace moof
+
+#endif // _MOOF_SHAPE_HH_
+