diff --git a/doc/XMLreference.rst b/doc/XMLreference.rst index e1e2bc8c..eeb855d2 100644 --- a/doc/XMLreference.rst +++ b/doc/XMLreference.rst @@ -671,14 +671,18 @@ is effectively a miscellaneous subsection. :at:`azimuth`: :at-val:`real, "90"` This attribute specifies the initial azimuth of the free camera around the vertical z-axis, in degrees. A value of 0 corresponds to looking in the positive x direction, while the default value of 90 corresponds to looking in the - positive y direction. + positive y direction. The look-at point itself is specified by the :ref:`statistic/center` + attribute, while the distance from the look-at point is controlled by the :ref:`statistic/extent` + attribute. .. _visual-global-elevation: :at:`elevation`: :at-val:`real, "-45"` This attribute specifies the initial elevation of the free camera with respect to the lookat point. Note that since this is a rotation around a vector parallel to the camera's X-axis (right in pixel space), *negative* numbers - correspond to moving the camera *up* from the horizontal plane, and vice-versa. + correspond to moving the camera *up* from the horizontal plane, and vice-versa. The look-at point itself is specified + by the :ref:`statistic/center` attribute, while the distance from the look-at point is controlled + by the :ref:`statistic/extent` attribute. .. _visual-global-linewidth: