sin_expr.cc

由matlab开发的hybrid系统的描述语言

#include "Sin_expr.h"
#include "Affine_func.h"
#include "Real_number.h"

Sin_expr::Sin_expr(Expr * c) : Unary_expr(c) {
}

void Sin_expr::semantic_checks() {
	child->semantic_checks();
	assert(child->is_real()); //fine
}


Affine_func * Sin_expr::compute_affine() const {
	Affine_func * aff;

	aff = new Affine_func(clone(), globals); // put this as constant
	return aff;
}

bool Sin_expr::is_affine() const {
	return child->is_const();
}

bool Sin_expr::is_number() const {
	return child->is_number();
}

Number * Sin_expr::compute_number() const {
	Real_number * num;

	num = (Real_number *) child->compute_number();
	num->sin();
	return num;
}