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Mention the roles of "center" and "extent" in visual/global/{azimuth,elevation}. Fixes #1407.

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PiperOrigin-RevId: 605649532
Change-Id: I0ca0142a3c164a502fefb6b91d204c4bb3d25a95
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Yuval Tassa
2024-02-09 09:21:41 -08:00
committed by Copybara-Service
parent dc40bbd1f5
commit 4ad1dc4b84
1 changed files with 6 additions and 2 deletions
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doc/XMLreference.rst
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@@ -671,14 +671,18 @@ is effectively a miscellaneous subsection.
:at:`azimuth`: :at-val:`real, "90"` :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 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 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<statistic-center>`
attribute, while the distance from the look-at point is controlled by the :ref:`statistic/extent<statistic-extent>`
attribute.
.. _visual-global-elevation: .. _visual-global-elevation:
:at:`elevation`: :at-val:`real, "-45"` :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 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 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<statistic-center>` attribute, while the distance from the look-at point is controlled
by the :ref:`statistic/extent<statistic-extent>` attribute.
.. _visual-global-linewidth: .. _visual-global-linewidth: