====== POV-Ray 3.6 with HyperFun support ======

This is unofficial build of POV-ray ray-tracer. A new keyword was added to support HyperFun models.


===== Installation =====

First, you need to download and install official POV-Ray 3.6 from [[http://www.povray.org/download/|here]].

After that, you need to download POV-Ray binaries with HyperFun support from {{:povray36_hf_bin.zip|here}}.

Unzip the contents of archive to the {POV-Ray installation folder}\bin, overwrite existing files. Note that you need to close POV-Ray before replacing binaries.

After that you have POV-ray with HyperFun support.

===== Usage =====
For documentation on POV-Ray please see POV-Ray's internal help. 

===== HyperFun support =====

A new object 'hyperfun' deriver from 'isosurface' was added. Below you will find syntax:

<code>
hyperfun {
  "filename"
  [contained_by { SPHERE | BOX }]
  [hf_object STRING]
  [hf_mapping ARRAY_MAP]
  [hf_parameters ARRAY]
  [hf_attrmap ARRAY_MAP]
  [hf_time FLOAT_VALUE]
  [threshold FLOAT_VALUE]
  [accuracy FLOAT_VALUE]
  [max_gradient FLOAT_VALUE]
  [evaluate P0, P1, P2]
  [open]
  [max_trace INTEGER] | [all_intersections]
  [OBJECT_MODIFIERS...]
}
</code>

Default values:
<code>
contained_by : box{-1,1}
hf_object "my_model"
hf_mapping <x,y,z>
hf_parameters 0
hf_attrmap <r,g,b>
hf_time 0.0
threshold : 0.0
accuracy : 0.001
max_gradient 1.1
</code>