share/extensions/funcplot.inx

   1 <inkscape-extension>\r
   2     <_name>Function Plotter</_name>\r
   3     <id>org.inkscape.effect.funcplot</id>\r
   4         <dependency type="executable" location="extensions">funcplot.py</dependency>\r
   5         <dependency type="executable" location="extensions">inkex.py</dependency>\r
   6         <param name="tab" type="notebook">\r
   7             <page name="sampling" _gui-text="Range and Sampling">\r
   8                 <param name="xstart"   type="float" min="-1000.0" max="1000.0" _gui-text="Start x-value">0.0</param>\r
   9                 <param name="xend"     type="float" min="-1000.0" max="1000.0" _gui-text="End x-value">1.0</param>\r
  10                 <param name="times2pi" type="boolean"                          _gui-text="Multiply x-range by 2*pi">false</param>\r
  11                 <param name="ybottom"  type="float" min="-1000.0" max="1000.0" _gui-text="y-value of rectangle's bottom">0.0</param>\r
  12                 <param name="ytop"     type="float" min="-1000.0" max="1000.0" _gui-text="y-value of rectangle's top">1.0</param>\r
  13                 <param name="samples"  type="int"   min="2"       max="1000"   _gui-text="Samples">8</param>\r
  14                 <param name="isoscale" type="boolean" _gui-text="Isotropic scaling (uses smallest: width/xrange or height/yrange)">false</param>\r
  15                 <param name="polar"    type="boolean" _gui-text="Use polar coordinates">true</param>\r
  16             </page>\r
  17             <page name="use" _gui-text="Use">\r
  18                 <_param name="funcplotuse" type="description">Select a rectangle before calling effect.\r
  19 Rectangle determines x and y scales.\r
  20 \r
  21 With polar coordinates:\r
  22    Start and End x-values define the angle range in radians.\r
  23    x scale is set so left and right edges of rectangle are at +/-1.\r
  24    Isotropic scaling is disabled.\r
  25    First derivative is always determined numerically.</_param>\r
  26             </page>\r
  27             <page name="desc" _gui-text="Functions">\r
  28                 <_param name="pythonfunctions" type="description">Standard python math functions are available:\r
  29 \r
  30 ceil(x); fabs(x); floor(x); fmod(x,y); frexp(x); ldexp(x,i); \r
  31 modf(x); exp(x); log(x [, base]); log10(x); pow(x,y); sqrt(x); \r
  32 acos(x); asin(x); atan(x); atan2(y,x); hypot(x,y); \r
  33 cos(x); sin(x); tan(x); degrees(x); radians(x); \r
  34 cosh(x); sinh(x); tanh(x).\r
  35 \r
  36 The constants pi and e are also available. </_param>\r
  37             </page>\r
  38         </param>\r
  39         <param name="fofx"     type="string"  _gui-text="Function">exp(-x*x)</param>\r
  40         <param name="fponum"   type="boolean" _gui-text="Calculate first derivative numerically">true</param>\r
  41         <param name="fpofx"    type="string"  _gui-text="First derivative">x</param>\r
  42         <param name="remove"   type="boolean" _gui-text="Remove rectangle">true</param>\r
  43         <param name="drawaxis" type="boolean" _gui-text="Draw Axes">false</param>\r
  44     <effect>\r
  45                 <object-type>rect</object-type>\r
  46                 <effects-menu>\r
  47                         <submenu _name="Render"/>\r
  48                 </effects-menu>\r
  49     </effect>\r
  50     <script>\r
  51         <command reldir="extensions" interpreter="python">funcplot.py</command>\r
  52     </script>\r
  53 </inkscape-extension>\r