Smooth Quantization of Signed Distance Field Sample Points

SdfQuantize.cginc

float3 quantize(float3 p, float cellSize, float strength)
{
  float3 r = p / cellSize;
  float3 f = floor(r);
  float3 t = r - f;
  return (f + smoothstep(0.0f, 1.0f, strength * (t - 0.5f) + 0.5f)) * cellSize;
}