4vectorf.c File Reference

#include <math.h>
#include <gandalf/linalg/3vectorf.h>
#include <gandalf/linalg/4vectorf.h>
#include <gandalf/common/misc_defs.h>
#include <gandalf/common/misc_error.h>
#include <string.h>
#include <gandalf/common/endian_io.h>

Functions
Gan_Bool	gan_vec4f_print (const Gan_Vector4_f *p, const char *prefix, int indent, const char *fmt)
	Print fixed size vector to standard output.
Gan_Bool	gan_vec4f_fwrite (FILE *fp, const Gan_Vector4_f *p, gan_uint32 magic_number)
	Write fixed size vector to file stream.
Gan_Bool	gan_vec4f_fread (FILE *fp, Gan_Vector4_f *p, gan_uint32 *magic_number)
	Read fixed size vector from file stream.
Gan_Vector4_f	gan_vec4f_zero_s (void)
	Set fixed size vector to zero.
Gan_Vector4_f	gan_vec4f_copy_s (const Gan_Vector4_f *x)
	Return a copy of fixed size vector.
Gan_Vector4_f	gan_vec4f_scale_s (const Gan_Vector4_f *x, const float a)
	Scale fixed size vector.
Gan_Vector4_f	gan_vec4f_divide_s (const Gan_Vector4_f *x, const float a)
	Divide fixed size vector by scalar.
Gan_Vector4_f	gan_vec4f_negate_s (const Gan_Vector4_f *x)
	Negate fixed size vector.
Gan_Vector4_f *	gan_vec4f_unit_q (Gan_Vector4_f *x, Gan_Vector4_f *y)
	Scale matrix to unit norm.
Gan_Vector4_f	gan_vec4f_unit_s (const Gan_Vector4_f *x)
	Scale matrix to unit norm.
Gan_Vector4_f	gan_vec4f_add_s (const Gan_Vector4_f *x, const Gan_Vector4_f *y)
	Add two fixed size vectors.
Gan_Vector4_f	gan_vec4f_sub_s (const Gan_Vector4_f *x, const Gan_Vector4_f *y)
	Subtract two fixed size vectors.
float	gan_vec4f_dot_s (const Gan_Vector4_f *p, const Gan_Vector4_f *q)
	Dot product of fixed size vectors.
float	gan_vec4f_sqrlen_s (const Gan_Vector4_f *p)
	Returns sum of squares of vector elements.
Gan_Vector4_f	gan_vec4f_from_vecf_s (const Gan_Vector_f *x)
	Convert generic rectangular vector to fixed size vector structure.
Gan_Bool	gan_vec4f_fprint (FILE *fp, const Gan_Vector4_f *p, const char *prefix, int indent, const char *fmt)
	Print 4-vector to file.
Gan_Bool	gan_vec4f_fscanf (FILE *fp, Gan_Vector4_f *p, char *prefix, int prefix_len)
	Read 4-vector from file.
Gan_Vector4_f	gan_vec4f_fill_s (float X, float Y, float Z, float W)
	Return 4-vector filled with values.
Gan_Vector3_f	gan_vec4f_get_v3t_s (const Gan_Vector4_f *p)
	Extract top 3-vector part of 4-vector.
Gan_Vector4_f	gan_vec4f_set_parts_s (const Gan_Vector3_f *q, float s)
	Build 4-vector from 3-vector and scalar.
Gan_Vector4_f	gan_vec4f_set_blocks_s (const Gan_Vector2_f *q, const Gan_Vector2_f *r)
	Macro: Build 4-vector from two 2-vectors.
Gan_Vector4_f *	gan_vec4f_from_vecf_q (const Gan_Vector_f *x, Gan_Vector4_f *a)
	Convert generic vector to 4-vector structure.

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Detailed Description

Module: Size 4 vectors (single precision)

Part of: Gandalf Library

Version:

1.15

Date:

2004/03/18 18:26:21

Author:

pm

Copyright: (c) 2000 Imagineer Software Limited

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