1 files changed, 10 insertions, 0 deletions

diff --git a/linden/indra/newview/llvograss.h b/linden/indra/newview/llvograss.h
index 679f5dc..fa22ebb 100644
--- a/linden/indra/newview/llvograss.h
+++ b/linden/indra/newview/llvograss.h
@@ -80,6 +80,16 @@ public:
         /*virtual*/ BOOL    isActive() const; // Whether this object needs to do an idleUpdate.
         BOOL idleUpdate(LLAgent &agent, LLWorld &world, const F64 &time);
 
+        /*virtual*/ BOOL lineSegmentIntersect(const LLVector3& start, const LLVector3& end, 
+                                                                                  S32 face = -1,                        // which face to check, -1 = ALL_SIDES
+                                                                                  BOOL pick_transparent = FALSE,
+                                                                                  S32* face_hit = NULL,                 // which face was hit
+                                                                                  LLVector3* intersection = NULL,       // return the intersection point
+                                                                                  LLVector2* tex_coord = NULL,          // return the texture coordinates of the intersection point
+                                                                                  LLVector3* normal = NULL,             // return the surface normal at the intersection point
+                                                                                  LLVector3* bi_normal = NULL           // return the surface bi-normal at the intersection point
+                );
+
         static S32 sMaxGrassSpecies;
 
         struct GrassSpeciesData