apitrigeom.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include "tachyon.h"
#include "apitrigeom.h"

Go to the source code of this file.

Macros
#define	TACHYON_INTERNAL   1
#define	CYLFACETS   36
#define	RINGFACETS   36
#define	SPHEREFACETS   25

Functions
void	VNorm (apivector *a)
void	VCross (apivector *a, apivector *b, apivector *c)
void	VAddS (flt a, apivector *A, apivector *B, apivector *C)
void	VAdd (apivector *a, apivector *b, apivector *c)
void	VSub (apivector *a, apivector *b, apivector *c)
flt	VDot (apivector *a, apivector *b)
void	rt_tri_fcylinder (SceneHandle scene, void *tex, apivector ctr, apivector axis, flt rad)
void	rt_tri_cylinder (SceneHandle scene, void *tex, apivector ctr, apivector axis, flt rad)
void	rt_tri_ring (SceneHandle scene, void *tex, apivector ctr, apivector norm, flt a, flt b)
void	rt_tri_box (SceneHandle scene, void *tex, apivector min, apivector max)
void	rt_tri_sphere (SceneHandle scene, void *tex, apivector ctr, flt rad)
void	rt_tri_plane (SceneHandle scene, void *tex, apivector ctr, apivector norm)

Macro Definition Documentation

CYLFACETS

#define CYLFACETS   36

Definition at line 29 of file apitrigeom.c.

Referenced by rt_tri_fcylinder().

RINGFACETS

#define RINGFACETS   36

Definition at line 30 of file apitrigeom.c.

Referenced by rt_tri_ring().

SPHEREFACETS

#define SPHEREFACETS   25

Definition at line 31 of file apitrigeom.c.

TACHYON_INTERNAL

#define TACHYON_INTERNAL   1

Definition at line 17 of file apitrigeom.c.

Function Documentation

rt_tri_box()

void rt_tri_box	(	SceneHandle	scene,
		void *	tex,
		apivector	min,
		apivector	max
	)

Definition at line 134 of file apitrigeom.c.

References rt_tri(), rt_vector(), apivector::x, apivector::y, and apivector::z.

rt_tri_cylinder()

void rt_tri_cylinder	(	SceneHandle	scene,
		void *	tex,
		apivector	ctr,
		apivector	axis,
		flt	rad
	)

Definition at line 82 of file apitrigeom.c.

References rt_fcylinder().

rt_tri_fcylinder()

void rt_tri_fcylinder	(	SceneHandle	scene,
		void *	tex,
		apivector	ctr,
		apivector	axis,
		flt	rad
	)

Definition at line 33 of file apitrigeom.c.

References COS, CYLFACETS, rt_stri(), SIN, VAddS(), VCross(), VNorm(), apivector::x, apivector::y, and apivector::z.

rt_tri_plane()

void rt_tri_plane	(	SceneHandle	scene,
		void *	tex,
		apivector	ctr,
		apivector	norm
	)

Definition at line 187 of file apitrigeom.c.

References rt_tri_ring().

rt_tri_ring()

void rt_tri_ring	(	SceneHandle	scene,
		void *	tex,
		apivector	ctr,
		apivector	norm,
		flt	a,
		flt	b
	)

Definition at line 86 of file apitrigeom.c.

References COS, RINGFACETS, rt_stri(), SIN, VAddS(), VCross(), VNorm(), apivector::x, apivector::y, and apivector::z.

Referenced by rt_tri_plane().

rt_tri_sphere()

void rt_tri_sphere	(	SceneHandle	scene,
		void *	tex,
		apivector	ctr,
		flt	rad
	)

Definition at line 184 of file apitrigeom.c.

VAdd()

void VAdd	(	apivector *	a,
		apivector *	b,
		apivector *	c
	)

Referenced by tri_bbox().

VAddS()

void VAddS	(	flt	a,
		apivector *	A,
		apivector *	B,
		apivector *	C
	)

Referenced by rt_tri_fcylinder(), rt_tri_ring(), shade_phong(), and shade_reflection().

VCross()

void VCross	(	apivector *	a,
		apivector *	b,
		apivector *	c
	)

Referenced by cam_equirectangular_stereo_ray(), camera_init(), cameraposition(), cylinder_intersect(), fcylinder_intersect(), rt_tri_fcylinder(), and rt_tri_ring().

VDot()

flt VDot	(	apivector *	a,
		apivector *	b
	)

Referenced by box_normal(), cylinder_normal(), fog_color(), full_shader(), light_normal(), medium_shader(), newplane(), plane_normal(), quadric_normal(), ring_intersect(), ring_normal(), shade_ambient_occlusion(), shade_phong(), sky_plane_background_texture(), sky_sphere_background_texture(), sphere_normal(), stri_normal(), stri_normal_guess(), stri_normal_reverse(), and tri_normal().

VNorm()

void VNorm

(

apivector *

a

)

Referenced by rt_tri_fcylinder(), and rt_tri_ring().

VSub()

void VSub	(	apivector *	a,
		apivector *	b,
		apivector *	c
	)

Referenced by box_normal(), engrid_cell(), newgrid(), newstri(), newtri(), and newvcstri().