.. _eu.gmic.Polartransform:

G’MIC Polar transform node
==========================

*This documentation is for version 1.0 of G’MIC Polar transform.*

Description
-----------

Wrapper for the G’MIC framework (http://gmic.eu) written by Tobias Fleischer (http://www.reduxfx.com) and Frederic Devernay.

Inputs
------

+--------+-------------+----------+
| Input  | Description | Optional |
+========+=============+==========+
| Source |             | No       |
+--------+-------------+----------+

Controls
--------

.. tabularcolumns:: |>{\raggedright}p{0.2\columnwidth}|>{\raggedright}p{0.06\columnwidth}|>{\raggedright}p{0.07\columnwidth}|p{0.63\columnwidth}|

.. cssclass:: longtable

+-----------------------------------+---------+-------------------+-------------------------+
| Parameter / script name           | Type    | Default           | Function                |
+===================================+=========+===================+=========================+
| Preset / ``Preset``               | Choice  | Custom transform  | |                       |
|                                   |         |                   | | **Custom transform**  |
|                                   |         |                   | | **Inverse radius**    |
|                                   |         |                   | | **Swap radius/angle** |
+-----------------------------------+---------+-------------------+-------------------------+
| Center (%) / ``Center_``          | Double  | x: 0.5 y: 0.5     |                         |
+-----------------------------------+---------+-------------------+-------------------------+
| Radius / ``Radius``               | String  | r + R/10*cos(a*5) |                         |
+-----------------------------------+---------+-------------------+-------------------------+
| Angle / ``Angle``                 | String  | a                 |                         |
+-----------------------------------+---------+-------------------+-------------------------+
| Boundary / ``Boundary``           | Choice  | Mirror            | |                       |
|                                   |         |                   | | **Transparent**       |
|                                   |         |                   | | **Nearest**           |
|                                   |         |                   | | **Periodic**          |
|                                   |         |                   | | **Mirror**            |
+-----------------------------------+---------+-------------------+-------------------------+
| Output Layer / ``Output_Layer``   | Choice  | Layer 0           | |                       |
|                                   |         |                   | | **Merged**            |
|                                   |         |                   | | **Layer 0**           |
|                                   |         |                   | | **Layer -1**          |
|                                   |         |                   | | **Layer -2**          |
|                                   |         |                   | | **Layer -3**          |
|                                   |         |                   | | **Layer -4**          |
|                                   |         |                   | | **Layer -5**          |
|                                   |         |                   | | **Layer -6**          |
|                                   |         |                   | | **Layer -7**          |
|                                   |         |                   | | **Layer -8**          |
|                                   |         |                   | | **Layer -9**          |
+-----------------------------------+---------+-------------------+-------------------------+
| Resize Mode / ``Resize_Mode``     | Choice  | Dynamic           | |                       |
|                                   |         |                   | | **Fixed (Inplace)**   |
|                                   |         |                   | | **Dynamic**           |
|                                   |         |                   | | **Downsample 1/2**    |
|                                   |         |                   | | **Downsample 1/4**    |
|                                   |         |                   | | **Downsample 1/8**    |
|                                   |         |                   | | **Downsample 1/16**   |
+-----------------------------------+---------+-------------------+-------------------------+
| Ignore Alpha / ``Ignore_Alpha``   | Boolean | Off               |                         |
+-----------------------------------+---------+-------------------+-------------------------+
| Log Verbosity / ``Log_Verbosity`` | Choice  | Off               | |                       |
|                                   |         |                   | | **Off**               |
|                                   |         |                   | | **Level 1**           |
|                                   |         |                   | | **Level 2**           |
|                                   |         |                   | | **Level 3**           |
+-----------------------------------+---------+-------------------+-------------------------+
