share/extensions/param_curves.inx

   1 <?xml version="1.0" encoding="UTF-8"?>
   2 <inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
   3   <_name>Parametric Curves</_name>
   4   <id>org.inkscape.effect.param_curves</id>
   5   <dependency type="executable" location="extensions">param_curves.py</dependency>
   6   <dependency type="executable" location="extensions">inkex.py</dependency>
   7   <param name="tab" type="notebook">
   8     <page name="sampling"  _gui-text="Range and Sampling">
   9       <param name="t_start"  type="float" min="-1000.0" max="1000.0" _gui-text="Start t-value">0.0</param>
  10       <param name="t_end"    type="float" min="-1000.0" max="1000.0" _gui-text="End t-value">1.0</param>
  11       <param name="times2pi" type="boolean"                          _gui-text="Multiply t-range by 2*pi">true</param>
  12       <param name="xleft"    type="float" min="-1000.0" max="1000.0" _gui-text="x-value of rectangle's left">-1.0</param>
  13       <param name="xright"   type="float" min="-1000.0" max="1000.0" _gui-text="x-value of rectangle's right">1.0</param>
  14       <param name="ybottom"  type="float" min="-1000.0" max="1000.0" _gui-text="y-value of rectangle's bottom">-1.0</param>
  15       <param name="ytop"     type="float" min="-1000.0" max="1000.0" _gui-text="y-value of rectangle's top">1.0</param>
  16       <param name="samples"  type="int"   min="2"       max="1000"   _gui-text="Samples">30</param>
  17       <param name="isoscale" type="boolean" _gui-text="Isotropic scaling (uses smallest: width/xrange or height/yrange)">false</param>
  18     </page>
  19     <page name="use" _gui-text="Use">
  20       <_param name="funcplotuse" type="description" xml:space="preserve">Select a rectangle before calling the extension,
  21 it will determine X and Y scales.
  22
  23 First derivatives are always determined numerically.</_param>
  24     </page>
  25     <page name="desc" _gui-text="Functions">
  26       <_param name="pythonfunctions" type="description" xml:space="preserve">Standard Python math functions are available:
  27
  28 ceil(x); fabs(x); floor(x); fmod(x,y); frexp(x); ldexp(x,i);
  29 modf(x); exp(x); log(x [, base]); log10(x); pow(x,y); sqrt(x);
  30 acos(x); asin(x); atan(x); atan2(y,x); hypot(x,y);
  31 cos(x); sin(x); tan(x); degrees(x); radians(x);
  32 cosh(x); sinh(x); tanh(x).
  33
  34 The constants pi and e are also available.</_param>
  35     </page>
  36   </param>
  37   <param name="fofx"     type="string"  _gui-text="x-Function">cos(3*t)</param>
  38   <param name="fofy"     type="string"  _gui-text="y-Function">sin(5*t)</param>
  39   <param name="remove"   type="boolean" _gui-text="Remove rectangle">true</param>
  40   <param name="drawaxis" type="boolean" _gui-text="Draw Axes">false</param>
  41   <effect>
  42     <object-type>rect</object-type>
  43     <effects-menu>
  44             <submenu _name="Render"/>
  45     </effects-menu>
  46   </effect>
  47   <script>
  48     <command reldir="extensions" interpreter="python">param_curves.py</command>
  49   </script>
  50 </inkscape-extension>