lygia/sdf/vesicaSDF)Returns an almond-shaped sdf
Dependencies:
Use:
<float> vesicaSDF(<vec2> st, <float> w)
#ifndef FNC_VESICASDF
#define FNC_VESICASDF
float vesicaSDF(in vec2 st, in float w) {
vec2 offset = vec2(w*0.5,0.);
return max( circleSDF(st-offset),
circleSDF(st+offset));
}
float vesicaSDF(in vec2 st) {
return vesicaSDF(st, 0.5);
}
#endif
Dependencies:
Use:
vesicaSDF(<float2> st, <float> w)
#ifndef FNC_VESICASDF
#define FNC_VESICASDF
float vesicaSDF(in float2 st, in float w) {
float2 offset = float2(w*0.5,0.);
return max( circleSDF(st-offset),
circleSDF(st+offset));
}
float vesicaSDF(in float2 st) {
return vesicaSDF(st, 0.5);
}
#endif
Dependencies:
Use:
<float> vesicaSDF(<float2> st, <float> w)
#ifndef FNC_VESICASDF
#define FNC_VESICASDF
float vesicaSDF(float2 st, float w) {
float2 offset = float2(w*0.5,0.);
return max( circleSDF(st-offset),
circleSDF(st+offset));
}
float vesicaSDF(float2 st) {
return vesicaSDF(st, 0.5);
}
#endif
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