Functions
void	area_circular (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT y_full, const double OPENSWMM_RESTRICT a_full, double OPENSWMM_RESTRICT area, int count)
	Batch area for CIRCULAR/FORCE_MAIN — lookup table interpolation.

void	area_rect (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT w_max, double *OPENSWMM_RESTRICT area, int count)
	Batch area for RECT_CLOSED / RECT_OPEN: area = depth * w_max.

void	area_trapezoidal (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT y_bot, const double OPENSWMM_RESTRICT s_bot, double OPENSWMM_RESTRICT area, int count)
	Batch area for TRAPEZOIDAL: area = (y_bot + s_bot * depth) * depth.

void	area_triangular (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT s_bot, double *OPENSWMM_RESTRICT area, int count)
	Batch area for TRIANGULAR: area = s_bot * depth^2.

void	area_parabolic (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT r_bot, double *OPENSWMM_RESTRICT area, int count)
	Batch area for PARABOLIC: area = (4/3) * r_bot * depth^(3/2).

void	area_powerfunc (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT s_bot, const double OPENSWMM_RESTRICT r_bot, double OPENSWMM_RESTRICT area, int count)
	Batch area for POWERFUNC: area = r_bot * depth^(s_bot+1).

void	area_tabulated (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT y_full, const double OPENSWMM_RESTRICT a_full, const double table, int table_size, double *OPENSWMM_RESTRICT area, int count)
	Batch area for any tabulated shape (egg, horseshoe, arch, ellipse, etc.).

void	area_inv_tabulated (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT y_full, const double OPENSWMM_RESTRICT a_full, const double table, int table_size, double *OPENSWMM_RESTRICT area, int count)
	Batch area for shapes using invLookup (gothic, catenary, semielliptical, semicircular).

void	perlink_tabulated (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT nrm, const double OPENSWMM_RESTRICT scale, const double const tables, int table_size, double OPENSWMM_RESTRICT result, int count)
	Per-link tabulated lookup (for IRREGULAR shapes where each link has its own table).

void	hydrad_circular (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT nrm, const double OPENSWMM_RESTRICT r_full, double OPENSWMM_RESTRICT hydrad, int count)

void	area_hydrad_circular (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT y_full, const double OPENSWMM_RESTRICT a_full, const double OPENSWMM_RESTRICT r_full, double OPENSWMM_RESTRICT area, double OPENSWMM_RESTRICT hydrad, int count)
	Fused area + hydraulic radius for CIRCULAR/FORCE_MAIN (shared table index).

void	hydrad_trapezoidal (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT y_bot, const double OPENSWMM_RESTRICT s_bot, const double OPENSWMM_RESTRICT r_bot, double *OPENSWMM_RESTRICT hydrad, int count)

void	hydrad_triangular (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT s_bot, const double OPENSWMM_RESTRICT r_bot, double OPENSWMM_RESTRICT hydrad, int count)

void	hydrad_rect (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT w_max, double *OPENSWMM_RESTRICT hydrad, int count)

void	hydrad_rect_closed (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT w_max, const double OPENSWMM_RESTRICT a_full, double OPENSWMM_RESTRICT hydrad, int count)

void	hydrad_rect_open (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT w_max, const double OPENSWMM_RESTRICT s_bot, double OPENSWMM_RESTRICT hydrad, int count)

void	width_rect_closed (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT nrm, const double OPENSWMM_RESTRICT w_max, double OPENSWMM_RESTRICT width, int count)

void	hydrad_tabulated (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT nrm, const double OPENSWMM_RESTRICT r_full, const double table, int table_size, double *OPENSWMM_RESTRICT hydrad, int count)

void	width_circular (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT nrm, const double OPENSWMM_RESTRICT w_max, double OPENSWMM_RESTRICT width, int count)

void	width_trapezoidal (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT y_bot, const double OPENSWMM_RESTRICT s_bot, double OPENSWMM_RESTRICT width, int count)

void	width_triangular (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT s_bot, double *OPENSWMM_RESTRICT width, int count)

void	width_rect (const double OPENSWMM_RESTRICT w_max, double OPENSWMM_RESTRICT width, int count)

void	width_tabulated (const double OPENSWMM_RESTRICT depth, const double OPENSWMM_RESTRICT nrm, const double OPENSWMM_RESTRICT w_max, const double table, int table_size, double *OPENSWMM_RESTRICT width, int count)

double	norm_lookup (double depth, double param, const double *t, int n) noexcept
	Mode-aware normalize + table lookup (bit-exact by default; §6 fast if opted in).

double	norm_x (double depth, double param) noexcept

Function Documentation

◆ area_circular()

void openswmm::xsect_batch::area_circular	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	y_full,
		const double *OPENSWMM_RESTRICT	a_full,
		double *OPENSWMM_RESTRICT	area,
		int	count )

Batch area for CIRCULAR/FORCE_MAIN — lookup table interpolation.

For each element i: area[i] = a_full[i] * lookup(depth[i]/y_full[i]). The inner loop is written for auto-vectorisation (no branches, no function calls except for the quadratic refinement at small depths).

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◆ area_hydrad_circular()

void openswmm::xsect_batch::area_hydrad_circular	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	nrm,
		const double *OPENSWMM_RESTRICT	a_full,
		const double *OPENSWMM_RESTRICT	r_full,
		double *OPENSWMM_RESTRICT	area,
		double *OPENSWMM_RESTRICT	hydrad,
		int	count )

Fused area + hydraulic radius for CIRCULAR/FORCE_MAIN (shared table index).

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◆ area_inv_tabulated()

void openswmm::xsect_batch::area_inv_tabulated	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	nrm,
		const double *OPENSWMM_RESTRICT	a_full,
		const double *	table,
		int	table_size,
		double *OPENSWMM_RESTRICT	area,
		int	count )

Batch area for shapes using invLookup (gothic, catenary, semielliptical, semicircular).

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◆ area_parabolic()

void openswmm::xsect_batch::area_parabolic	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	r_bot,
		double *OPENSWMM_RESTRICT	area,
		int	count )

Batch area for PARABOLIC: area = (4/3) * r_bot * depth^(3/2).

◆ area_powerfunc()

void openswmm::xsect_batch::area_powerfunc	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	s_bot,
		const double *OPENSWMM_RESTRICT	r_bot,
		double *OPENSWMM_RESTRICT	area,
		int	count )

Batch area for POWERFUNC: area = r_bot * depth^(s_bot+1).

◆ area_rect()

void openswmm::xsect_batch::area_rect	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	w_max,
		double *OPENSWMM_RESTRICT	area,
		int	count )

Batch area for RECT_CLOSED / RECT_OPEN: area = depth * w_max.

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◆ area_tabulated()

void openswmm::xsect_batch::area_tabulated	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	nrm,
		const double *OPENSWMM_RESTRICT	a_full,
		const double *	table,
		int	table_size,
		double *OPENSWMM_RESTRICT	area,
		int	count )

Batch area for any tabulated shape (egg, horseshoe, arch, ellipse, etc.).

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◆ area_trapezoidal()

void openswmm::xsect_batch::area_trapezoidal	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	y_bot,
		const double *OPENSWMM_RESTRICT	s_bot,
		double *OPENSWMM_RESTRICT	area,
		int	count )

Batch area for TRAPEZOIDAL: area = (y_bot + s_bot * depth) * depth.

◆ area_triangular()

void openswmm::xsect_batch::area_triangular	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	s_bot,
		double *OPENSWMM_RESTRICT	area,
		int	count )

Batch area for TRIANGULAR: area = s_bot * depth^2.

◆ hydrad_circular()

void openswmm::xsect_batch::hydrad_circular	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	nrm,
		const double *OPENSWMM_RESTRICT	r_full,
		double *OPENSWMM_RESTRICT	hydrad,
		int	count )

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◆ hydrad_rect()

void openswmm::xsect_batch::hydrad_rect	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	w_max,
		double *OPENSWMM_RESTRICT	hydrad,
		int	count )

◆ hydrad_rect_closed()

void openswmm::xsect_batch::hydrad_rect_closed	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	w_max,
		const double *OPENSWMM_RESTRICT	a_full,
		double *OPENSWMM_RESTRICT	hydrad,
		int	count )

◆ hydrad_rect_open()

void openswmm::xsect_batch::hydrad_rect_open	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	w_max,
		const double *OPENSWMM_RESTRICT	s_bot,
		double *OPENSWMM_RESTRICT	hydrad,
		int	count )

◆ hydrad_tabulated()

void openswmm::xsect_batch::hydrad_tabulated	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	nrm,
		const double *OPENSWMM_RESTRICT	r_full,
		const double *	table,
		int	table_size,
		double *OPENSWMM_RESTRICT	hydrad,
		int	count )

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◆ hydrad_trapezoidal()

void openswmm::xsect_batch::hydrad_trapezoidal	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	y_bot,
		const double *OPENSWMM_RESTRICT	s_bot,
		const double *OPENSWMM_RESTRICT	r_bot,
		double *OPENSWMM_RESTRICT	hydrad,
		int	count )

◆ hydrad_triangular()

void openswmm::xsect_batch::hydrad_triangular	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	s_bot,
		const double *OPENSWMM_RESTRICT	r_bot,
		double *OPENSWMM_RESTRICT	hydrad,
		int	count )

◆ norm_lookup()

double openswmm::xsect::norm_lookup	(	double	depth,
		double	param,
		const double *	t,
		int	n )

inlinenoexcept

Mode-aware normalize + table lookup (bit-exact by default; §6 fast if opted in).

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◆ norm_x()

double openswmm::xsect::norm_x	(	double	depth,
		double	param )

inlinenoexcept

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◆ perlink_tabulated()

void openswmm::xsect_batch::perlink_tabulated	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	nrm,
		const double *OPENSWMM_RESTRICT	scale,
		const double const	tables,
		int	table_size,
		double *OPENSWMM_RESTRICT	result,
		int	count )

Per-link tabulated lookup (for IRREGULAR shapes where each link has its own table).

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◆ width_circular()

void openswmm::xsect_batch::width_circular	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	nrm,
		const double *OPENSWMM_RESTRICT	w_max,
		double *OPENSWMM_RESTRICT	width,
		int	count )

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◆ width_rect()

void openswmm::xsect_batch::width_rect	(	const double *OPENSWMM_RESTRICT	w_max,
		double *OPENSWMM_RESTRICT	width,
		int	count )

◆ width_rect_closed()

void openswmm::xsect_batch::width_rect_closed	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	nrm,
		const double *OPENSWMM_RESTRICT	w_max,
		double *OPENSWMM_RESTRICT	width,
		int	count )

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◆ width_tabulated()

void openswmm::xsect_batch::width_tabulated	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	nrm,
		const double *OPENSWMM_RESTRICT	w_max,
		const double *	table,
		int	table_size,
		double *OPENSWMM_RESTRICT	width,
		int	count )

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◆ width_trapezoidal()

void openswmm::xsect_batch::width_trapezoidal	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	y_bot,
		const double *OPENSWMM_RESTRICT	s_bot,
		double *OPENSWMM_RESTRICT	width,
		int	count )

◆ width_triangular()

void openswmm::xsect_batch::width_triangular	(	const double *OPENSWMM_RESTRICT	depth,
		const double *OPENSWMM_RESTRICT	s_bot,
		double *OPENSWMM_RESTRICT	width,
		int	count )

Functions

Function Documentation

◆ area_circular()

◆ area_hydrad_circular()

◆ area_inv_tabulated()

◆ area_parabolic()

◆ area_powerfunc()

◆ area_rect()

◆ area_tabulated()

◆ area_trapezoidal()

◆ area_triangular()

◆ hydrad_circular()

◆ hydrad_rect()

◆ hydrad_rect_closed()

◆ hydrad_rect_open()

◆ hydrad_tabulated()

◆ hydrad_trapezoidal()

◆ hydrad_triangular()

◆ norm_lookup()

◆ norm_x()

◆ perlink_tabulated()

◆ width_circular()

◆ width_rect()

◆ width_rect_closed()

◆ width_tabulated()

◆ width_trapezoidal()

◆ width_triangular()