X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=simgear%2Fmath%2FSGGeodesy.hxx;h=060bf4d3f50ae98a51438805551ceb7121ad34e3;hb=7bdb530440d1dadc991f305edb1b70ec85f27451;hp=ef1be21f618185ea56405a94bed03eed49fc44eb;hpb=dfea3623f6549c9173fed5149da41285863fc290;p=simgear.git

diff --git a/simgear/math/SGGeodesy.hxx b/simgear/math/SGGeodesy.hxx
index ef1be21f..060bf4d3 100644
--- a/simgear/math/SGGeodesy.hxx
+++ b/simgear/math/SGGeodesy.hxx
@@ -63,6 +63,16 @@ public:
   static double courseRad(const SGGeoc& from, const SGGeoc& to);
   static double distanceRad(const SGGeoc& from, const SGGeoc& to);
   static double distanceM(const SGGeoc& from, const SGGeoc& to);
+  
+  /**
+   * compute the intersection of two (true) radials (in degrees), or return false
+   * if no intersection culd be computed.
+   */
+  static bool radialIntersection(const SGGeoc& a, double aRadial, 
+    const SGGeoc& b, double bRadial, SGGeoc& result);
+    
+  static bool radialIntersection(const SGGeod& a, double aRadial, 
+    const SGGeod& b, double bRadial, SGGeod& result);
 };
 
 #endif