message: better threshold check for correcting the sphere epsilon
diff: @@ -340,7 +340,7 @@ export void SpheresGeometry_set(void *uniform _self
  // This can occur if the radius is < 1 in some cases, so make sure
  // epsilon is not too big
  - if (self->epsilon >= self->radius) {
  + if (self->epsilon > self->radius / 100.0) {
  self->epsilon = self->radius / 100.0;
  }
  