LYGIA Shader Library

hexSDF (lygia/v1.1.6/sdf/hexSDF)

Returns a hexagon-shaped SDF

Use:

hexSDF(<vec2> st)

Check it on Github


#ifndef FNC_HEXSDF
#define FNC_HEXSDF
float hexSDF(in vec2 st) {
#ifdef CENTER_2D
    st -= CENTER_2D;
    st *= 2.0;
#else
    st = st * 2.0 - 1.0;
#endif
    st = abs(st);
    return max(abs(st.y), st.x * .866025 + st.y * .5);
}
#endif

Use:

hexSDF(<float2> st)

Check it on Github


#ifndef FNC_HEXSDF
#define FNC_HEXSDF
float hexSDF(in float2 st) {
#ifdef CENTER_2D
    st -= CENTER_2D;
    st *= 2.0;
#else
    st = st * 2.0 - 1.0;
#endif
    st = abs(st);
    return max(abs(st.y), st.x * .866025 + st.y * .5);
}
#endif

Examples

LYGIA is dual-licensed under the Prosperity License and the Patron License for sponsors and contributors.

Sponsors and contributors are automatically added to the Patron License and they can ignore the any non-commercial rule of the Prosperity Licensed software (please take a look to the exception).

It's also possible to get a permanent comercial license hook to a single and specific version of LYGIA.

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