# Synopsis

(macro) PDX_BOOL gdx_WithinTangentTol(long option, double value)

# Purpose

Test a value to within TANGENT_TOL.

# Description

This function determines if a value is within the current GDX TANGENT_TOL

# Input

## option

Not used.

## value

The value to test

# Return

          PDX_TRUE - The value is within TANGENT_TOL
          PDX_FALSE - The is not within TANGENT_TOL
          .fi