fmath.h File Reference

Inline functions for the DC's special math instructions. More...

#include <sys/cdefs.h>
#include <arch/types.h>
#include <dc/fmath_base.h>

Go to the source code of this file.

Macros
#define	__FMINLINE   static

Functions
__FMINLINE float	fipr (float x, float y, float z, float w, float a, float b, float c, float d)
	Floating point inner product.
__FMINLINE float	fipr_magnitude_sqr (float x, float y, float z, float w)
	Floating point inner product w/self (square of vector magnitude)
__FMINLINE float	fsin (float r)
	Floating point sine.
__FMINLINE float	fcos (float r)
	Floating point cosine.
__FMINLINE float	ftan (float r)
	Floating point tangent.
__FMINLINE float	fisin (int d)
	Integer sine.
__FMINLINE float	ficos (int d)
	Integer cosine.
__FMINLINE float	fitan (int d)
	Integer tangent.
__FMINLINE float	fsqrt (float f)
	Floating point square root.
__FMINLINE float	frsqrt (float f)
__FMINLINE void	fsincos (float f, float *s, float *c)
	Calculate the sine and cosine of a value in degrees.
__FMINLINE void	fsincosr (float f, float *s, float *c)
	Calculate the sine and cosine of a value in radians.
__FMINLINE uint32	pvr_pack_bump (float h, float t, float q)
	Calculate the offset color value for a set of bumpmap parameters.

Detailed Description

Inline functions for the DC's special math instructions.

Author

Andrew Kieschnick

Lawrence Sebald