79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong<?xml version="1.0" encoding="UTF-8"?>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong<inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <_name>Parametric Curves</_name>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <id>org.inkscape.effect.param_curves</id>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <dependency type="executable" location="extensions">param_curves.py</dependency>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <dependency type="executable" location="extensions">inkex.py</dependency>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <param name="tab" type="notebook">

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <page name="sampling" _gui-text="Range and Sampling">

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <param name="t_start" type="float" min="-1000.0" max="1000.0" _gui-text="Start t-value">0.0</param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <param name="t_end" type="float" min="-1000.0" max="1000.0" _gui-text="End t-value">1.0</param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <param name="times2pi" type="boolean" _gui-text="Multiply t-range by 2*pi">true</param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <param name="xleft" type="float" min="-1000.0" max="1000.0" _gui-text="x-value of rectangle's left">-1.0</param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <param name="xright" type="float" min="-1000.0" max="1000.0" _gui-text="x-value of rectangle's right">1.0</param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <param name="ybottom" type="float" min="-1000.0" max="1000.0" _gui-text="y-value of rectangle's bottom">-1.0</param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <param name="ytop" type="float" min="-1000.0" max="1000.0" _gui-text="y-value of rectangle's top">1.0</param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <param name="samples" type="int" min="2" max="1000" _gui-text="Samples">30</param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <param name="isoscale" type="boolean" _gui-text="Isotropic scaling (uses smallest: width/xrange or height/yrange)">false</param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong </page>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <page name="use" _gui-text="Use">

6b9e755f4283f571b97e84027fbcb68c80404f4fJazzyNico <_param name="funcplotuse" type="description" xml:space="preserve">Select a rectangle before calling the extension,

6b9e755f4283f571b97e84027fbcb68c80404f4fJazzyNicoit will determine X and Y scales.

6b9e755f4283f571b97e84027fbcb68c80404f4fJazzyNico

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjongFirst derivatives are always determined numerically.</_param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong </page>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <page name="desc" _gui-text="Functions">

6b9e755f4283f571b97e84027fbcb68c80404f4fJazzyNico <_param name="pythonfunctions" type="description" xml:space="preserve">Standard Python math functions are available:

6b9e755f4283f571b97e84027fbcb68c80404f4fJazzyNico

6b9e755f4283f571b97e84027fbcb68c80404f4fJazzyNicoceil(x); fabs(x); floor(x); fmod(x,y); frexp(x); ldexp(x,i);

6b9e755f4283f571b97e84027fbcb68c80404f4fJazzyNicomodf(x); exp(x); log(x [, base]); log10(x); pow(x,y); sqrt(x);

6b9e755f4283f571b97e84027fbcb68c80404f4fJazzyNicoacos(x); asin(x); atan(x); atan2(y,x); hypot(x,y);

6b9e755f4283f571b97e84027fbcb68c80404f4fJazzyNicocos(x); sin(x); tan(x); degrees(x); radians(x);

6b9e755f4283f571b97e84027fbcb68c80404f4fJazzyNicocosh(x); sinh(x); tanh(x).

6b9e755f4283f571b97e84027fbcb68c80404f4fJazzyNico

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjongThe constants pi and e are also available.</_param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong </page>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong </param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <param name="fofx" type="string" _gui-text="x-Function">cos(3*t)</param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <param name="fofy" type="string" _gui-text="y-Function">sin(5*t)</param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <param name="remove" type="boolean" _gui-text="Remove rectangle">true</param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <param name="drawaxis" type="boolean" _gui-text="Draw Axes">false</param>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <effect>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <object-type>rect</object-type>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <effects-menu>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <submenu _name="Render"/>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong </effects-menu>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong </effect>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <script>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong <command reldir="extensions" interpreter="python">param_curves.py</command>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong </script>

79999cd0b2ce93ee23d29a3ba25a341a5c81af59tavmjong</inkscape-extension>