initFrustum 
  fun initFrustum(left: <Error class: unknown class>, right: <Error class: unknown class>, bottom: <Error class: unknown class>, top: <Error class: unknown class>, zNear: <Error class: unknown class>, zFar: <Error class: unknown class>): Matrix(source)
Initializes a #graphene_matrix_t compatible with #graphene_frustum_t.
See also: graphene_frustum_init_from_matrix()
Return
the initialized matrix
Since
1.2
Parameters
left
distance of the left clipping plane
right
distance of the right clipping plane
bottom
distance of the bottom clipping plane
top
distance of the top clipping plane
zNear 
distance of the near clipping plane
zFar 
distance of the far clipping plane