LYGIA Shader Library

opRevolve (`lygia`/`sdf`/`opRevolve`)

revolve operation of a 2D SDFs into a 3D one

Use:

<vec2> opRevolve( in <vec3> p, <float> w )


#ifndef FNC_OPREVOLVE
#define FNC_OPREVOLVE

vec2 opRevolve( in vec3 p, float w ) {
    return vec2( length(p.xz) - w, p.y );
}

#endif

Use:

<float2> opRevolve( in <float3> p, <float> w )


#ifndef FNC_OPREVOLVE
#define FNC_OPREVOLVE

float2 opRevolve( in float3 p, float w ) {
    return float2( length(p.xz) - w, p.y );
}

#endif

Use:

<float2> opRevolve( <float3> p, <float> w )


#ifndef FNC_OPREVOLVE
#define FNC_OPREVOLVE

float2 opRevolve( float3 p, float w ) {
    return float2( length(p.xz) - w, p.y );
}

#endif

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