Andrew,
Looks like there is a bug with multiple tex coord set. We'll look
into it. In the meantime, since you are using the same texCoordSet
for all texture units, you can simply specify one tex coord set,
and have all entries in the texCoordSetMap to point to the
one tex coord set.
-Charmaine Lee
Java3D Team
> X-Accept-Language: en
> MIME-Version: 1.0
> Date: Wed, 24 May 2000 18:20:15 -0700
> From: Andrew Barras <[EMAIL PROTECTED]>
> Subject: Re: [JAVA3D] Multi Texture Question
> Comments: To: [EMAIL PROTECTED]
> To: [EMAIL PROTECTED]
>
>
>
> Well I have been playing around with MultiTexturing all day and have
> found several
> interesting problems. Here are my conclusions:
>
> My initial test system was a PIII with a GeForce card from NVIDIA. I
> modified the
> MultiTextureTest app that comes with the java3d distribution to include
> the source you sent me.
>
> I have Java3D 1.2
> FCS release and Java2 1.3 release installed. I found a couple of
> problems.
>
> It appears that hardware accelerated multitexturing is not supported
> correctly if at
> all.
> The first texture layer is displayed correctly but the other layers are
> not. In fact
> what is really weird is that on other 3D cards (HP FX6, ATI, 3dLabs)
> that do not
> support hardware multi-texturing, the texturing is correct (probably
> because java3D
> is doing the multi-passes), but the geometry appeared distorted as
> though some of the
> coordinates were changed!!
>
> I have included the test app as an attachment.
>
> If you try this app on several different 3D cards, you will see that on
> a card that
> doesn't support multi-texturing, the geometry itself is being rendered
> or built
> incorrectly but the textures are correct. However, on a card that DOES
> support
> accelerated multi-texturing (a'la GeForce), the geometry is correct but
> not the
> texturing.
> I can also send a picture if that would help.
>
> Andrew Barras
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