lygia/sdf/crossSDF)Returns a cross-shaped SDF
Dependencies:
Use:
crossSDF(<vec2> st, size s)
#ifndef FNC_CROSSSDF
#define FNC_CROSSSDF
float crossSDF(in vec2 st, in float s) {
vec2 size = vec2(.25, s);
return min(rectSDF(st.xy, size.xy),
rectSDF(st.xy, size.yx));
}
#endif
Dependencies:
Use:
crossSDF(<float2> st, size s)
#ifndef FNC_CROSSSDF
#define FNC_CROSSSDF
float crossSDF(in float2 st, in float s) {
float2 size = float2(.25, s);
return min(rectSDF(st.xy, size.xy),
rectSDF(st.xy, size.yx));
}
#endif
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