Questions tagged [parametrization]

For questions about parametric shapes, such as NURB surfaces, the parametric sphere, cylinders, etc...

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Continuity of parametric and geometric continuity

We know that in parametric continuity, $C^1$ continuity is two successive curve section $C_1$ and $C_2$ has first parametric derivative is same. That means tangent vector $t_1$ is same for both $C_1$ ...
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How do I extrude a 2D Bezier curve representation into a 3D solid using Python?

Where P is the control point, w is weight. I plan to extrude this 2d representation into 3d. I have a discrete 2D representation (array which has [n_points, 2, 1] for each sample) of an airfoil that ...
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Off by one error when creating face indices

I seem to have an off by one error when creating the indices for the faces of a sphere and I can't understand where. The exact problem is that when I try to calculate the normals of each face a dark ...