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- /* -----------------------------------------------------------------------------
- * math.i
- *
- * SWIG library file for floating point operations.
- * ----------------------------------------------------------------------------- */
- %module math
- %{
- #include <math.h>
- %}
- extern double cos(double x);
- /* Cosine of x */
- extern double sin(double x);
- /* Sine of x */
- extern double tan(double x);
- /* Tangent of x */
- extern double acos(double x);
- /* Inverse cosine in range [-PI/2,PI/2], x in [-1,1]. */
- extern double asin(double x);
- /* Inverse sine in range [0,PI], x in [-1,1]. */
- extern double atan(double x);
- /* Inverse tangent in range [-PI/2,PI/2]. */
- extern double atan2(double y, double x);
- /* Inverse tangent of y/x in range [-PI,PI]. */
- extern double cosh(double x);
- /* Hyperbolic cosine of x */
- extern double sinh(double x);
- /* Hyperbolic sine of x */
- extern double tanh(double x);
- /* Hyperbolic tangent of x */
- extern double exp(double x);
- /* Natural exponential function e^x */
- extern double log(double x);
- /* Natural logarithm ln(x), x > 0 */
- extern double log10(double x);
- /* Base 10 logarithm, x > 0 */
- extern double pow(double x, double y);
- /* Power function x^y. */
- extern double sqrt(double x);
- /* Square root. x >= 0 */
- extern double fabs(double x);
- /* Absolute value of x */
- extern double ceil(double x);
- /* Smallest integer not less than x, as a double */
- extern double floor(double x);
- /* Largest integer not greater than x, as a double */
- extern double fmod(double x, double y);
- /* Floating-point remainder of x/y, with the same sign as x. */
- #define M_E 2.7182818284590452354
- #define M_LOG2E 1.4426950408889634074
- #define M_LOG10E 0.43429448190325182765
- #define M_LN2 0.69314718055994530942
- #define M_LN10 2.30258509299404568402
- #define M_PI 3.14159265358979323846
- #define M_PI_2 1.57079632679489661923
- #define M_PI_4 0.78539816339744830962
- #define M_1_PI 0.31830988618379067154
- #define M_2_PI 0.63661977236758134308
- #define M_2_SQRTPI 1.12837916709551257390
- #define M_SQRT2 1.41421356237309504880
- #define M_SQRT1_2 0.70710678118654752440
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