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Computes a leant region.
Namespace: | AvlNet |
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Assembly: | AVL.NET.dll |
Syntax
C++
C#
public static void ShearRegion ( AvlNet.Region inRegion, float inShear, AvlNet.Axis inAxis, AvlNet.Region outRegion )
Parameters
Name | Type | Range | Default | Description | |
---|---|---|---|---|---|
inRegion | AvlNet.Region | Input region. | |||
inShear | float | <-INF, INF> | The relative shift of each consecutive row or column. | ||
inAxis | AvlNet.Axis | Switches between shifting rows or columns. | |||
outRegion | AvlNet.Region | Output region. |
Description
The filter ShearRegion applies basic affine transform to each regions's pixel.
Shear affine transform when X axis is selected:
\[ \left[\begin{array}{ccc} x' \\ y' \end{array} \right] = \left[\begin{array}{ccc} 1 & inShear \\ 0 & 1 \end{array} \right] \left[\begin{array}{ccc} x \\ y \end{array} \right] \]Shear affine transform when Y axis is selected:
\[ \left[\begin{array}{ccc} x' \\ y' \end{array} \right] = \left[\begin{array}{ccc} 1 & 0\\ inShear & 1 \end{array} \right] \left[\begin{array}{ccc} x \\ y \end{array} \right] \]