diff -Nauwr Irrlicht/include/S3DVertex.h Irrlicht/include/S3DVertex.h
--- Irrlicht/include/S3DVertex.h	2005-08-20 22:17:44.000000000 +0200
+++ Irrlicht/include/S3DVertex.h	2005-08-29 09:43:04.000000000 +0200
@@ -126,9 +126,19 @@
 	: Pos(x,y,z) { }
 
 		//! constructor
-	S3DVertexTangents(const core::vector3df& pos, 
-		const core::vector2df& tcoords,	video::SColor c)
-		: Pos(pos), TCoords(tcoords), Color(c) { }
+	S3DVertexTangents(f32 x, f32 y, f32 z, f32 nx, f32 ny, f32 nz, video::SColor c, f32 tx, f32 ty,
+		f32 tanx, f32 tany, f32 tanz, f32 bx, f32 by, f32 bz )
+	: Pos(x,y,z), Normal(nx,ny,nz), TCoords(tx,ty), Color(c), Tangent(tanx,tany,tanz), Binormal(bx,by,bz) { }
+
+	//! constructor
+	S3DVertexTangents(const core::vector3df& pos, const core::vector3df& normal,
+		video::SColor c, const core::vector2df& tcoords )
+		: Pos(pos), Normal(normal), Color(c), TCoords(tcoords) {}
+
+	//! constructor
+	S3DVertexTangents(const core::vector3df& pos, const core::vector2df& tcoords,
+		video::SColor c, const core::vector3df& tangent = core::vector3df(), const core::vector3df& binormal = core::vector3df() )
+		: Pos(pos), TCoords(tcoords), Color(c), Tangent(tangent), Binormal(binormal) { }
 
 	//! Position
 	core::vector3df Pos;