Shunting-yard parser + stack evaluator. More...

#include "MathExpr.hpp"
#include <cmath>
#include <stack>
#include <cctype>
#include <algorithm>
#include <unordered_map>

Include dependency graph for MathExpr.cpp:

Functions
int	openswmm::mathexpr::parse (const std::string &expr_str, Expression &result)
	Parse an infix expression string into a postfix Expression.

double	openswmm::mathexpr::evaluate (const Expression &expr, const std::function< double(const std::string &)> &var_lookup)
	Evaluate a compiled expression with named variable lookup.

double	openswmm::mathexpr::evaluate (const Expression &expr, const double *vars, int n_vars)
	Evaluate with a flat variable array (by index).

int	openswmm::mathexpr::bind_variables (Expression &expr, const char const name_table, int n_vars)
	Bind variable names in a compiled expression to integer indices.

int	openswmm::mathexpr::compute_max_stack_depth (const Expression &expr)
	Compute the maximum stack depth needed to evaluate an expression.

double	openswmm::mathexpr::evaluate_fast (const Expression &expr, const double *vars) noexcept
	Fast evaluate using pre-bound variable indices and stack-free evaluation.

Detailed Description

Shunting-yard parser + stack evaluator.

Namespaces