mitsuba::TriAccel Struct Reference

Pre-computed triangle representation based on Ingo Wald's TriAccel layout. More...

#include <mitsuba/render/triaccel.h>

Public Member Functions
int	load (const Point &A, const Point &B, const Point &C)
	Construct from vertex data. Returns '1' if there was a failure. More...
FINLINE bool	rayIntersect (const Ray &ray, Float mint, Float maxt, Float &u, Float &v, Float &t) const
	Fast ray-triangle intersection test. More...

Public Attributes
uint32_t	k
Float	n_u
Float	n_v
Float	n_d
Float	a_u
Float	a_v
Float	b_nu
Float	b_nv
Float	c_nu
Float	c_nv
uint32_t	shapeIndex
uint32_t	primIndex

Detailed Description

Pre-computed triangle representation based on Ingo Wald's TriAccel layout.

Fits into three 16-byte cache lines if single precision floats are used. The k parameter is also used for classification during kd-tree construction.

Member Function Documentation

int mitsuba::TriAccel::load ( const Point &  A, const Point &  B, const Point &  C  )

inline

Construct from vertex data. Returns '1' if there was a failure.

FINLINE bool mitsuba::TriAccel::rayIntersect	(	const Ray &	ray,
		Float	mint,
		Float	maxt,
		Float &	u,
		Float &	v,
		Float &	t
	)		const

Fast ray-triangle intersection test.

Member Data Documentation

Float mitsuba::TriAccel::a_u

Float mitsuba::TriAccel::a_v

Float mitsuba::TriAccel::b_nu

Float mitsuba::TriAccel::b_nv

Float mitsuba::TriAccel::c_nu

Float mitsuba::TriAccel::c_nv

uint32_t mitsuba::TriAccel::k

Float mitsuba::TriAccel::n_d

Float mitsuba::TriAccel::n_u

Float mitsuba::TriAccel::n_v

uint32_t mitsuba::TriAccel::primIndex

uint32_t mitsuba::TriAccel::shapeIndex

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The documentation for this struct was generated from the following file:

• include/mitsuba/render/triaccel.h