box.c File Reference

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

Go to the source code of this file.

Macros
#define	TACHYON_INTERNAL   1

Functions
int	box_bbox (void *obj, vector *min, vector *max)
box *	newbox (void *tex, vector min, vector max)
void	box_intersect (const box *bx, ray *ry)
void	box_normal (const box *bx, const vector *pnt, const ray *incident, vector *N)

Variables
static object_methods	box_methods

Macro Definition Documentation

TACHYON_INTERNAL

#define TACHYON_INTERNAL   1

Definition at line 16 of file box.c.

Function Documentation

box_bbox()

int box_bbox	(	void *	obj,
		vector *	min,
		vector *	max
	)

Definition at line 24 of file box.c.

References box::max, and box::min.

box_intersect()

void box_intersect	(	const box *	bx,
		ray *	ry
	)

Definition at line 53 of file box.c.

References box::max, and box::min.

Referenced by newparvol().

box_normal()

void box_normal	(	const box *	bx,
		const vector *	pnt,
		const ray *	incident,
		vector *	N
	)

Definition at line 103 of file box.c.

References FABS, box::max, box::min, MYMAX, VDot(), VNorm(), and VSub().

Referenced by newparvol().

newbox()

box* newbox	(	void *	tex,
		vector	min,
		vector	max
	)

Definition at line 40 of file box.c.

References box_methods, box::max, and box::min.

Referenced by newscalarvol(), and rt_box().

Variable Documentation

box_methods

object_methods box_methods

static

Initial value:

= {
  (void (*)(const void *, void *))(box_intersect),
  (void (*)(const void *, const void *, const void *, void *))(box_normal),
  box_bbox, 
  free 
}

Definition at line 33 of file box.c.

Referenced by newbox().