POV-Ray : Newsgroups : povray.binaries.images : Constructive Solid Geometry: problem! : Re: Constructive Solid Geometry: problem! Server Time
31 May 2024 22:41:27 EDT (-0400)
  Re: Constructive Solid Geometry: problem!  
From: LanuHum
Date: 8 Aug 2015 20:15:00
Message: <web.55c69ae94327e3237a3e03fe0@news.povray.org>
"Anthony D. Baye" <Sha### [at] spamnomorehotmailcom> wrote:
>
> without further explanation of what you're trying to accomplish, the only thing
> I can see is that your z axis appears to be flipped between the wireframe on the
> right and the render on the left.
>
> Your camera is a lot more complex than I would normally use, but I assume this
> is a result of export from blender.
>
> Normally, I would simply have
>
> up y
> right x*(image_width/image_height)
>
> and adjust my height and width on the command line, or via an ini file.
>
> I assume specifying the angle compensates for distortion in the foreground from
> having a wide format aspect ratio with a perspective camera...
>
> I also notice that you've converted your camera for a right-handed coordinate
> system by negating the aspect ratio and looking toward the negative z... This
> might explain the flipped axis.  Is blender right-handed or left?
>
> Regards,
> A.D.B.

There are objects which are correctly displayed. Color - red. Look in the
3D-viewport.
Only csg are incorrectly displayed. What does it have to do with camera?
I create box:
#declare obBox = box{}
I create cone:
#declare obCone = cone{}
I create csg:
#declare obBox_Minus_obCone = difference{
object {obBox matrixBox}
object {obCone matrixCone}
}
I make transformation and I declare:
object{obBox_Minus_obCone matrixObBox_Minus_obCone}

Result wrong


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