Re: [info-performer] pfdMakeShared Optimization trims materials incorrectly

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From: Mario Veraart (veraart++at++fel.tno.nl)
Date: 07/02/2003 12:41:06

Hello Devrim,

In most cases the color is not stored in the material but in the pfGeoset color
attribute.
That way all 3 materials are the same. With or without pfdMakeShared.

Mario

Devrim Erdem wrote:
>
> Goncalo Carvalho wrote:
>
> >pfHey,
> >
> >This behavior is known. I reported it before. One way to solve it is to
> >do a setColorMode of PFMTL_CMODE_OFF on your materials.
> >
> Interesting. I already have PFMTL_CMODE_OFF ( for the front face ). This
> didn't help me.
>
> >
> >On perfly you can use -q 0. It shouldn't call pfdMakeSharedScene.
> >
> I tried like :
>
> perfly.exe -q 0 esprit.flt
>
> but pfdMakeSharedScene still takes place. Maybe some other optimization
> requires ( and invokes ) pfdMakeSharedScene. Any ideas ???
>
> >
> >Goncalo
> >
> >Devrim Erdem wrote:
> >
> >
> >>Hello,
> >>
> >>I have an interesting case, or maybe it is pretty boring and clear for
> >>some of the mailing list members ( I hope ). My .pfa file has 3
> >>materials and 3 geostates which refer to these materials. While the
> >>model is being load in perfly perfly does a pfdMakeShared optimization.
> >>The optimization says :
> >>
> >>PF Info: pfdMakeShared optimizing traversal
> >>PF Unique state objects:
> >>PF GeoStates: 1
> >>PF Materials: 1
> >>PF Redundant state objects:
> >>PF None
> >>PF Performance statistics:
> >>PF Input objects: 2 (100.00%)
> >>PF Output objects: 2 (100.00%)
> >>PF Deleted objects: 0 ( 0.00%)
> >>PF Elapsed time: 0.000 sec
> >>
> >>It looks like there is only one material left out of 3 materials. In the
> >>pfa the materials are defined as :
> >>
> >>#---------------------- Materials
> >>0 3
> >>#---------------------- Material 0
> >>2
> >>1
> >>0
> >>0 0 0
> >>0.800000012 0 0
> >>0 0 0
> >>0 0 0
> >>1 1
> >>-1
> >>#---------------------- Material 1
> >>2
> >>1
> >>0
> >>0 0 0
> >>0 0.800000012 0
> >>0 0 0
> >>0 0 0
> >>1 1
> >>-1
> >>#---------------------- Material 2
> >>2
> >>1
> >>0
> >>0 0 0
> >>0 0 0.800000012
> >>0 0 0
> >>0 0 0
> >>1 1
> >>-1
> >>
> >>All the materials are different by diffuse color. If I set the second
> >>parameter of the last material ( alpha ) to 0 , last material survives
> >>the optimization. But this doesn't work for the others. I am not able to
> >>understand the login behind this. To my understanding all 3 materials
> >>shall survive the make shared optimization. I appreciate any hints.
> >>
> >>P.S : How can I disable pfdMakeShared in perfly ?
> >>
> >>Best Regards,
> >>
> >>Devrim Erdem 

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