[android-developers] Re: OpenGL Problem with Sphere Texture Mapping

On 22 Dez., 20:42, Robert Green <rbgrn....@gmail.com> wrote:
> 3DVec normal = (sphereCenter - point).normalize();

3DVec normal = (point - sphereCenter).normalize();

Or your world will be upside down. Unless my brain is totally
borked :) (could well be, 4am here...)

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