/**
* Project a point in homogenous coordinates from world space to projection space.
*
* @see unproject(), computePickRay()
*/
Vector4 project(Vector4 const & world_space_point) const
{
return getProjectionTransform() * (frame.inverse().toHomMatrix() * world_space_point);
}
/**
* Project a point in homogeneous coordinates from world space to projection space.
*
* @see unproject(), computePickRay()
*/
Vector4 project(Vector4 const & world_space_point) const
{
return getProjectionTransform() * (frame.inverse().homogeneous() * world_space_point);
}
/**
* Project a point from world space to projection space.
*
* @see unproject(), computePickRay()
*/
Vector3 project(Vector3 const & world_space_point) const
{
return getProjectionTransform() * (frame.pointToObjectSpace(world_space_point));
}
/**
* Project a point from world space to projection space.
*
* @see unproject(), computePickRay()
*/
Vector3 project(Vector3 const & world_space_point) const
{
return Math::hmul(getProjectionTransform(), frame.pointToObjectSpace(world_space_point));
}
