Merge branch 'zan/stencil2' into next

[flightgear.git] / src / Main / viewer.hxx

diff --git a/src/Main/viewer.hxx b/src/Main/viewer.hxx
index 50d56743974db75c965e6755c67cf4d8f689f733..7005e661ff6b029f44e08a70b48855a058d4b872 100644 (file)
--- a/src/Main/viewer.hxx
+++ b/src/Main/viewer.hxx
@@ -25,12 +25,7 @@
 
 
 #ifndef _VIEWER_HXX
-#define _VIEWER_HXX
-
-
-#ifndef __cplusplus                                                          
-# error This library requires C++
-#endif                                   
+#define _VIEWER_HXX                                
 
 namespace flightgear
 {
@@ -124,6 +119,7 @@ public:
     //   orientation rotations listed below.  This has the effect of the 
     //   eye moving around and "looking at" the object (model) from 
     //   different angles.
+    virtual SGVec3d getOffset_m () const { return _offset_m; }
     virtual double getXOffset_m () const { return _offset_m.x(); }
     virtual double getYOffset_m () const { return _offset_m.y(); }
     virtual double getZOffset_m () const { return _offset_m.z(); }
@@ -206,6 +202,7 @@ public:
     const SGVec3d& get_view_pos() { if ( _dirty ) { recalc(); } return _absolute_view_pos; }
     const SGVec3d& getViewPosition() { if ( _dirty ) { recalc(); } return _absolute_view_pos; }
     const SGQuatd& getViewOrientation() { if ( _dirty ) { recalc(); } return mViewOrientation; }
+    const SGQuatd& getViewOrientationOffset() { if ( _dirty ) { recalc(); } return mViewOffsetOr; }
 
     //////////////////////////////////////////////////////////////////////
     // Part 4: View and frustrum data setters and getters
@@ -252,6 +249,7 @@ private:
     bool _dirty;
 
     SGQuatd mViewOrientation;
+    SGQuatd mViewOffsetOr;
     SGVec3d _absolute_view_pos;
 
     SGGeod _position;