Warp wrote:
> However, if you use a transformation not included
> in the optimizations (such as the 'transform' block
> seems to be the case), matrices will be applied to
> all objects in the tree, thus causing a penalty in
> render time.

Couldn't it be tested for a transform block if it could be optimized to
a rotation, a translation and a uniform scaling? Shouldn't it be enough
to test if the transformation matrix is an orthogonal one? And if it is,
isn't it always possible to do the desired optimization?

Rune
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