LYGIA Shader Library

Use:

<vec4> opElongate( in <vec3> p, in <vec3> h )

Check it on Github

#ifndef FNC_OPREPEAT
#define FNC_OPREPEAT

vec2 opRepeat( in vec2 p, in float s ) {
    return mod(p+s*0.5,s)-s*0.5;
}

vec3 opRepeat( in vec3 p, in vec3 c ) {
    return mod(p+0.5*c,c)-0.5*c;
}

vec2 opRepeat( in vec2 p, in vec2 lima, in vec2 limb, in float s ) {
    return p-s*clamp(floor(p/s),lima,limb);
}

vec3 opRepeat( in vec3 p, in vec3 lima, in vec3 limb, in float s ) {
    return p-s*clamp(floor(p/s),lima,limb);
}

#endif

Dependencies:

• lygia/math/mod.glsl

Use:

<float4> opElongate( in <float3> p, in <float3> h )

Check it on Github

#ifndef FNC_OPREPEAT
#define FNC_OPREPEAT

float2 opRepeat( in float2 p, in float s ) {
    return mod(p+s*0.5,s)-s*0.5;
}

float3 opRepeat( in float3 p, in float3 c ) {
    return mod(p+0.5*c,c)-0.5*c;
}

float2 opRepeat( in float2 p, in float2 lima, in float2 limb, in float s ) {
    return p-s*clamp(floor(p/s), lima, limb);
}

float3 opRepeat( in float3 p, in float3 lima, in float3 limb, in float s ) {
    return p-s*clamp(floor(p/s), lima, limb);
}

#endif