diff -up ./code/PolyTools.h.gcc47 ./code/PolyTools.h

--- ./code/PolyTools.h.gcc47	2012-04-12 00:03:17.653420693 -0400

+++ ./code/PolyTools.h	2012-04-12 00:13:22.410132366 -0400

@@ -44,6 +44,16 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 #define AI_POLYTOOLS_H_INCLUDED

 namespace Assimp {

+// -------------------------------------------------------------------------------

+/** Compute the signed area of a triangle.

+ *  The function accepts an unconstrained template parameter for use with

+ *  both aiVector3D and aiVector2D, but generally ignores the third coordinate.*/

+template <typename T>

+inline double GetArea2D(const T& v1, const T& v2, const T& v3) 

+{

+	return 0.5 * (v1.x * ((double)v3.y - v2.y) + v2.x * ((double)v1.y - v3.y) + v3.x * ((double)v2.y - v1.y));

+}

+

 // -------------------------------------------------------------------------------

 /** Test if a given point p2 is on the left side of the line formed by p0-p1.

@@ -55,6 +65,7 @@ inline bool OnLeftSideOfLine2D(const T&

 	return GetArea2D(p0,p2,p1) > 0;

 }

+

 // -------------------------------------------------------------------------------

 /** Test if a given point is inside a given triangle in R2.

  * The function accepts an unconstrained template parameter for use with

@@ -81,17 +92,6 @@ inline bool PointInTriangle2D(const T& p

 }

-// -------------------------------------------------------------------------------

-/** Compute the signed area of a triangle.

- *  The function accepts an unconstrained template parameter for use with

- *  both aiVector3D and aiVector2D, but generally ignores the third coordinate.*/

-template <typename T>

-inline double GetArea2D(const T& v1, const T& v2, const T& v3) 

-{

-	return 0.5 * (v1.x * ((double)v3.y - v2.y) + v2.x * ((double)v1.y - v3.y) + v3.x * ((double)v2.y - v1.y));

-}

-

-

 // -------------------------------------------------------------------------------

 /** Check whether the winding order of a given polygon is counter-clockwise.

  *  The function accepts an unconstrained template parameter, but is intended