RayHit3D Struct Reference
[Data Structures]

Inheritance diagram for RayHit3D:

List of all members.

Public Member Functions
	RayHit3D (MicroTick inTime=kInvalidTime)
void	CalcInfo (ShadingFlags &shadingFlags, boolean calcDerivatives, const Ray3D &ray)
Public Attributes
real64	ft
	t parameter along the ray: fPosition = RayOrigin + t * RayDirection
TVector3	fReflectDir
	direction of reflection of the ray
TTransform3D	fT
TTransform3D	fInvT
TMatrix33	fNormalDerivative
	derivative of the normal depending on the position in local coordinates
TVector3	fUVDerivative [2]
	derivative of the UV depending on the position in local coordinates
MicroTick	fTime
	local time in microticks of the object hit, in most case should not be modified
FacetInfo *	fFacetInfo
	private data of the raytracer ( used in fCalcInfo )
real	fBaryCoord [3]
	barycentric coordinates of hit point on hot facet
int32	fFacetIndex
	facet hit (index in facetMesh with best Level Of Detail)
FacetMesh *	fFacetMesh
	pointer to the facet mesh
int32	fInstanceIndex
	index of the instance in the instance grid list (used to identify instance to avoid self shadowing effects)
int32	fSubInstanceIndex
	index used in the by some some raytracable primitives to identify a sub instance (example: a leaf in a tree)
void(*	fCalcInfo )(RayHit3D &me)
	function called by the renderer to finish filling this structure after a hit
TCalcInfoParams *	fCalcInfoParam
	a structure the primitive can initialize in rayHit and use in calcinfo
boolean	fShouldSetUV
	true if fUV should be set
boolean	fShouldSetIsoUV
	true if fIsoU and fIsoV should be set
boolean	fShouldSetNormalDerivative
	true if fNormalDerivate should be set ( we only need it for reflection and transparency...)
boolean	fNormalFlipped
	true if the normal has been flipped to face the incoming ray

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Detailed Description

Stores the information about the intersection of a ray and an object

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Constructor & Destructor Documentation

RayHit3D::RayHit3D (  MicroTick  inTime = kInvalidTime  )  [inline]

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Member Function Documentation

void RayHit3D::CalcInfo (  ShadingFlags &  shadingFlags, boolean  calcDerivatives, const Ray3D &  ray )

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Member Data Documentation

real RayHit3D::fBaryCoord[3]

barycentric coordinates of hit point on hot facet

void(* RayHit3D::fCalcInfo)(RayHit3D &me)

function called by the renderer to finish filling this structure after a hit

TCalcInfoParams* RayHit3D::fCalcInfoParam

a structure the primitive can initialize in rayHit and use in calcinfo

int32 RayHit3D::fFacetIndex

facet hit (index in facetMesh with best Level Of Detail)

FacetInfo* RayHit3D::fFacetInfo

private data of the raytracer ( used in fCalcInfo )

FacetMesh* RayHit3D::fFacetMesh

pointer to the facet mesh

int32 RayHit3D::fInstanceIndex

index of the instance in the instance grid list (used to identify instance to avoid self shadowing effects)

TTransform3D RayHit3D::fInvT

TMatrix33 RayHit3D::fNormalDerivative

derivative of the normal depending on the position in local coordinates

boolean RayHit3D::fNormalFlipped

true if the normal has been flipped to face the incoming ray

TVector3 RayHit3D::fReflectDir

direction of reflection of the ray

boolean RayHit3D::fShouldSetIsoUV

true if fIsoU and fIsoV should be set

boolean RayHit3D::fShouldSetNormalDerivative

true if fNormalDerivate should be set ( we only need it for reflection and transparency...)

boolean RayHit3D::fShouldSetUV

true if fUV should be set

int32 RayHit3D::fSubInstanceIndex

index used in the by some some raytracable primitives to identify a sub instance (example: a leaf in a tree)

TTransform3D RayHit3D::fT

real64 RayHit3D::ft

t parameter along the ray: fPosition = RayOrigin + t * RayDirection

MicroTick RayHit3D::fTime

local time in microticks of the object hit, in most case should not be modified

TVector3 RayHit3D::fUVDerivative[2]

derivative of the UV depending on the position in local coordinates

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

• RenderTypes.h

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