Node hydraulics — volume/depth/head conversions, surface area, overflow. More...

#include "../core/Constants.hpp"
#include "../data/NodeData.hpp"
#include "../data/TableData.hpp"

Include dependency graph for Node.hpp:

This graph shows which files directly or indirectly include this file:

Namespaces
namespace	openswmm

namespace	openswmm::node

Functions
double	openswmm::node::getVolume (const NodeData &nodes, int idx, double depth, TableData tables=nullptr, int unit_sys=0, const NodeSubtypes subs=nullptr)
	Evaluate a node depth-volume relation in native units.

double	openswmm::node::getSurfArea (const NodeData &nodes, int idx, double depth, TableData tables=nullptr, int unit_sys=0, const NodeSubtypes subs=nullptr)
	Evaluate the raw derivative of storage volume with depth.

double	openswmm::node::getPondedArea (const NodeData &nodes, int idx, double depth, TableData tables=nullptr, int unit_sys=0, const NodeSubtypes subs=nullptr)
	Select an above-rim ponded area or the raw storage surface area.

double	openswmm::node::getMaxOutflow (const NodeData &nodes, int idx, double q, double dt)
	Limit a proposed nonnegative withdrawal by legacy node storage availability.

double	openswmm::node::getOverflow (double new_volume, double full_volume, double dt)
	Convert excess node water volume into a timestep overflow rate.

double	openswmm::node::storeVolume (const NodeData &nodes, int idx)
	Evaluate the mixed transport store from current node state.

double	openswmm::node::storeVolume (const NodeData &nodes, int idx, double depth, double volume)
	Evaluate a transport store using an explicit depth and booked volume.

double	openswmm::node::getDepth (const NodeData &nodes, int idx, double volume, TableData tables=nullptr, int unit_sys=0, const NodeSubtypes subs=nullptr)
	Convert booked storage volume to depth using native geometry.

double	openswmm::node::getHead (double invert_elev, double depth)
	Compute hydraulic head by adding node invert and depth.

void	openswmm::node::computeHeads (const double invert, const double depth, double *head, int n)
	Add native invert elevation and depth elementwise.

void	openswmm::node::computeVolumes (const NodeData &nodes, const double depth, double volume, const NodeSubtypes *subs=nullptr)
	Evaluate every node volume with US-unit, table-free scalar geometry.

void	openswmm::node::computeOverflows (const double new_volume, const double full_volume, double *overflow, double dt, int n)
	Compute per-node overflow from excess native volumes.

Detailed Description

Node hydraulics — volume/depth/head conversions, surface area, overflow.

All functions operate on SoA arrays from NodeData. They are designed for batch operation over all nodes in a single call.

Note: Legacy reference: src/legacy/engine/node.c

Author: Caleb Buahin caleb.nosp@m..bua.nosp@m.hin@g.nosp@m.mail.nosp@m..com

License: Apache-2.0

Namespaces

Functions

Detailed Description