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VEX Dictionary / getuvtangents

`getuvtangents`

Computes UV tangent vectors at a point on any object's surface by ray-casting along a search direction.

group: shadingshading raytracing

Available in displace, fog, light, shadow, surface

Usage

void getuvtangents(string objName, vector P, vector dir, vector &Tu, vector &Tv)

void getuvtangents(string objName, vector P, vector dir, vector &Tu, vector &Tv, vector &Tn)

Examples

No worked examples yet.

Signatures (from `vcc -X`)

void getuvtangents(string, vector, vector, vector &, vector &)displace, fog, light, shadow, surface
void getuvtangents(string, vector, vector, vector &, vector &, vector &)displace, fog, light, shadow, surface

Related

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