Lines Matching defs:spacing_
288 double TechModel::calculateWireCapacitance(const String& layer_name_, double width_, double spacing_, double length_) const
298 ASSERT(spacing_ >= min_spacing, "[Error] Wire spacing must be >= " + (String) min_spacing + "!");
304 B = 2.04*std::pow((spacing_ / (spacing_ + 0.54 * dielec_thickness)), 1.77);
308 A = 1.14 * (metal_thickness / spacing_) * std::exp(-4.0 * spacing_ / (spacing_ + 8.01 * dielec_thickness));
309 B = 2.37 * std::pow((width_ / (width_ + 0.31 * spacing_)), 0.28);
310 C = std::pow((dielec_thickness / (dielec_thickness + 8.96 * spacing_)), 0.76) *
311 std::exp(-2.0 * spacing_ / (spacing_ + 6.0 * dielec_thickness));