/// LordHavoc: proper matrix version of AngleVectors
void AngleVectorsFLU (const vec3_t angles, vec3_t forward, vec3_t left, vec3_t up);
/// divVerent: improper matrix version of AngleVectors
-void AngleVectorsDuke3DFLU (const vec3_t angles, vec3_t forward, vec3_t left, vec3_t up);
+void AngleVectorsDuke3DFLU (const vec3_t angles, vec3_t forward, vec3_t left, vec3_t up, double maxShearAngle);
/// LordHavoc: builds a [3][4] matrix
void AngleMatrix (const vec3_t angles, const vec3_t translate, vec_t matrix[][4]);
/// LordHavoc: calculates pitch/yaw/roll angles from forward and up vectors