And a last thing.... is perspectivecamera->getViewing(matrix, 4, 4) the
gl_ModelViewMatrix for that camera?
2009/3/14 Erik Podetti <[email protected]>
> Hi all,
> in a vertex shader I need to go back from Camera coordinates to
> world coordinates. As opengl gl_ModelViewMatrix transform directly from
> model coordinate space to camera coordinate space, I need to precalculate
> the C^-1 matrix and pass it to the shader to obtain world coordinates.
> How can I get it from a PerspectiveCamera?
>
> Thanx
>
> Erik
>
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