#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include "tachyon.h"
#include "macros.h"
#include "vector.h"
#include "util.h"
#include "parallel.h"
#include "threads.h"
#include "vol.h"
#include "box.h"
#include "trace.h"
#include "ui.h"
#include "shade.h"
#include "texture.h"

Macros
#define	TACHYON_INTERNAL 1

Functions
int	scalarvol_bbox (void obj, vector min, vector *max)

void *	newscalarvol (void voidtex, vector min, vector max, int xs, int ys, int zs, const char fname, scalarvol *invol)

color	VoxelColor (flt scalar)

color	scalar_volume_texture (const vector hit, const texture tx, ray *ry)

void	LoadVol (scalarvol *vol)

Macro Definition Documentation

◆ TACHYON_INTERNAL

#define TACHYON_INTERNAL 1

Definition at line 16 of file vol.c.

Function Documentation

◆ LoadVol()

void LoadVol ( scalarvol * vol )

Definition at line 284 of file vol.c.

References scalarvol::data, scalarvol::loaded, MSG_0, MSG_ERR, scalarvol::name, rt_mynode(), rt_ui_message(), scalarvol::xres, scalarvol::yres, and scalarvol::zres.

Referenced by newscalarvol().

◆ newscalarvol()

void* newscalarvol	(	void *	voidtex,
		vector	min,
		vector	max,
		int	xs,
		int	ys,
		int	zs,
		const char *	fname,
		scalarvol *	invol
	)

Definition at line 48 of file vol.c.

References constant_texture(), scalarvol::data, scalarvol::loaded, LoadVol(), scalarvol::name, newbox(), scalarvol::opacity, scalar_volume_texture(), scalarvol::xres, scalarvol::yres, and scalarvol::zres.

Referenced by rt_scalarvol().

◆ scalar_volume_texture()

color scalar_volume_texture	(	const vector *	hit,
		const texture *	tx,
		ray *	ry
	)

Definition at line 147 of file vol.c.

References scalarvol::data, FABS, box::max, box::min, scalarvol::opacity, shade_transmission(), SQRT, VoxelColor(), scalarvol::xres, scalarvol::yres, and scalarvol::zres.

Referenced by newscalarvol().

◆ scalarvol_bbox()

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

Definition at line 30 of file vol.c.

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

◆ VoxelColor()

color VoxelColor ( flt scalar )

Definition at line 116 of file vol.c.

Referenced by scalar_volume_texture().

Macros

Functions