sphere.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include "tachyon.h"
#include "macros.h"
#include "vector.h"
#include "intersect.h"
#include "util.h"
#include "sphere.h"

Go to the source code of this file.

Macros
#define	TACHYON_INTERNAL   1
#define	SPHERE_PRIVATE

Functions
object *	newsphere (void *tex, vector ctr, flt rad)
static int	sphere_bbox (void *obj, vector *min, vector *max)
static void	sphere_intersect (const sphere *spr, ray *ry)
static void	sphere_normal (const sphere *spr, const vector *pnt, const ray *incident, vector *N)

Variables
static object_methods	sphere_methods

Macro Definition Documentation

SPHERE_PRIVATE

#define SPHERE_PRIVATE

Definition at line 23 of file sphere.c.

TACHYON_INTERNAL

#define TACHYON_INTERNAL   1

Definition at line 16 of file sphere.c.

Function Documentation

newsphere()

object* newsphere	(	void *	tex,
		vector	ctr,
		flt	rad
	)

Definition at line 33 of file sphere.c.

References sphere_methods.

Referenced by rt_sphere(), and rt_sphere3fv().

sphere_bbox()

static int sphere_bbox ( void *  obj, vector *  min, vector *  max  )

static

Definition at line 47 of file sphere.c.

sphere_intersect()

static void sphere_intersect ( const sphere *  spr, ray *  ry  )

static

Definition at line 60 of file sphere.c.

References SQRT, VDOT, and VSUB.

sphere_normal()

static void sphere_normal ( const sphere *  spr, const vector *  pnt, const ray *  incident, vector *  N  )

static

Definition at line 113 of file sphere.c.

References SQRT, and VDot().

Variable Documentation

sphere_methods

object_methods sphere_methods

static

Initial value:

= {
  (void (*)(const void *, void *))(sphere_intersect),
  (void (*)(const void *, const void *, const void *, void *))(sphere_normal),
  sphere_bbox, 
  free 
}

Definition at line 26 of file sphere.c.

Referenced by newsphere().