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Pose representation using rigid transformations

In the usual situations, scenes are described in a virtual World coordinate system that is taken as an absolute reference. Objects are positioned in this space using a rigid transformation, which is ...
Yves Daoust's user avatar
3 votes
Accepted

Is there a quicker way to draw a symmetric, scale-invariant (declining color) gradient around an ellipse?

You can exactly find the distance to a 2D ellipse using the signed distance function of an ellipse. Here is one by iq on shadertoy: https://www.shadertoy.com/view/4sS3zz Then a scale invariant way of ...
Reynolds's user avatar
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