On 9/22/2018 4:27 AM, Stephen wrote:
> On 22/09/2018 06:41, Mike Horvath wrote:
>> Is there a way to change the handedness of a scene? I am doing a lot 
>> of astronomy calculations, and they are all right handed.
>>
> 
> You could put all that Matrix maths in the Bezier-patch torus thread to 
> use.
> 
> http://www.techart3d.com/2016/02/convert-left-handed-to-right-handed-coordinates/ 
> 

What would I need to do for astronomy maths? In the equations I am using 
the Z and Y axes are switched.

Also, how do I multiply matrix transforms in POV-Ray?


Mike

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