Source: three.js
Version: 80+dfsg2-2
Severity: important
Hi Jose,
thanks for reporting, I hereby filed it as a bug.
Best,
Tobias
On 11/13/19 8:57 AM, jose wrote:
> Please consider upgrading three.js to a more recent version. When trying to
> use plot3d I get only axes drawn (or even a black image), either in testing
> or unstable (not tried stable).
>
> Failing code is:
>
> x, y = var('x y')
>
> plot3d(x*x+y*y, (-3,3), (-3,3))
>
> But this works
> plot3d(x*x+y*y, (-3,3), (-3,3), viewer='tachyon')
>
> In debug console I can see:
>
> THREE.WebGLRenderer 80 three.min.js:12:4970
> THREE.WebGLRenderer: ANGLE_instanced_arrays extension not supported.
> three.min.js:11:3290
> THREE.MeshPhongMaterial: 'flatShading' is not a property of this material.
> three.min.js:4:12201
>
> PS: Sorry for not reporting as bug, never filed one and learning curve seems
> steep.
>
>
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