cairoMatrixInit

[numeric]  xx component of the affine transformation

<code>xx</code>

[numeric]  yx component of the affine transformation

<code>yx</code>

[numeric]  xy component of the affine transformation

<code>xy</code>

[numeric]  yy component of the affine transformation

<code>yy</code>

[numeric]  X translation component of the affine transformation

<code>x0</code>

[numeric]  Y translation component of the affine transformation

<code>y0</code>

Sets <code>matrix</code> to be the affine transformation given by
<code>xx</code>, <code>yx</code>, <code>xy</code>, <code>yy</code>, <code>x0</code>, <code>y0</code>. The transformation is given
by:
<pre> x_new = xx * x + xy * y + x0;
 y_new = yx * x + yy * y + y0;
</pre>

internal

Facilities in the R language for programming
graphical interfaces using Gtk, the Gimp Tool Kit.

cairoMatrixInit: cairoMatrixInit

Description

Usage

Arguments

Value