#include <Opcode.h>

Inheritance diagram for Opcode::RayCollider:

Public Member Functions
bool	Collide (const Ray &world_ray, const Model &model, const Matrix4x4 world=null, udword cache=null)
bool	Collide (const Ray &world_ray, const AABBTree *tree, Container &box_indices)
inline_ udword	GetNbIntersections () const
inline_ udword	GetNbRayBVTests () const
inline_ udword	GetNbRayPrimTests () const
	override (Collider) const char *ValidateSettings()
	RayCollider ()
inline_ void	SetCulling (bool flag)
inline_ void	SetHitCallback (HitCallback cb)
inline_ void	SetMaxDist (float max_dist=MAX_FLOAT)
inline_ void	SetUserData (void *user_data)
virtual	~RayCollider ()
Protected Member Functions
void	_RayStab (const AABBCollisionNode *node)
void	_RayStab (const AABBNoLeafNode *node)
void	_RayStab (const AABBQuantizedNode *node)
void	_RayStab (const AABBQuantizedNoLeafNode *node)
void	_RayStab (const AABBTreeNode *node, Container &box_indices)
void	_SegmentStab (const AABBCollisionNode *node)
void	_SegmentStab (const AABBNoLeafNode *node)
void	_SegmentStab (const AABBQuantizedNode *node)
void	_SegmentStab (const AABBQuantizedNoLeafNode *node)
void	_SegmentStab (const AABBTreeNode *node, Container &box_indices)
BOOL	InitQuery (const Ray &world_ray, const Matrix4x4 world=null, udword face_id=null)
inline_ BOOL	RayAABBOverlap (const Point &center, const Point &extents)
inline_ BOOL	RayTriOverlap (const Point &vert0, const Point &vert1, const Point &vert2)
inline_ BOOL	SegmentAABBOverlap (const Point &center, const Point &extents)
Protected Attributes
Point	mCenterCoeff
bool	mCulling
	Stab culled faces or not.
Point	mData
Point	mData2
Point	mDir
	Ray direction (normalized)
Point	mExtentsCoeff
Point	mFDir
	fabsf(mDir)
HitCallback	mHitCallback
	Callback used to record a hit.
float	mMaxDist
	Valid segment on the ray.
udword	mNbIntersections
	Number of valid intersections.
udword	mNbRayBVTests
	Number of Ray-BV tests.
udword	mNbRayPrimTests
	Number of Ray-Primitive tests.
Point	mOrigin
	Ray origin.
CollisionFace	mStabbedFace
	Current stabbed face.
void *	mUserData
	User-defined data.

Detailed Description

Definition at line 64 of file Opcode.h.

Constructor & Destructor Documentation

RayCollider::RayCollider ( )

Constructor.

Definition at line 205 of file OPC_RayCollider.cpp.

RayCollider::~RayCollider ( ) [virtual]

Destructor.

Definition at line 228 of file OPC_RayCollider.cpp.

Member Function Documentation

void RayCollider::_RayStab ( const AABBCollisionNode * node ) [protected]

Recursive stabbing query for normal AABB trees.

Parameters:

node	[in] current collision node

Definition at line 633 of file OPC_RayCollider.cpp.

void RayCollider::_RayStab ( const AABBNoLeafNode * node ) [protected]

Recursive stabbing query for no-leaf AABB trees.

Parameters:

node	[in] current collision node

Definition at line 688 of file OPC_RayCollider.cpp.

void RayCollider::_RayStab ( const AABBQuantizedNode * node ) [protected]

Recursive stabbing query for quantized AABB trees.

Parameters:

node	[in] current collision node

Definition at line 658 of file OPC_RayCollider.cpp.

void RayCollider::_RayStab ( const AABBQuantizedNoLeafNode * node ) [protected]

Recursive stabbing query for quantized no-leaf AABB trees.

Parameters:

node	[in] current collision node

Definition at line 714 of file OPC_RayCollider.cpp.

void RayCollider::_RayStab	(	const AABBTreeNode *	node,
		Container &	box_indices
	)		`[protected]`

Recursive stabbing query for vanilla AABB trees.

Parameters:

node	[in] current collision node
box_indices	[out] indices of stabbed boxes

Definition at line 746 of file OPC_RayCollider.cpp.

void RayCollider::_SegmentStab ( const AABBCollisionNode * node ) [protected]

Recursive stabbing query for normal AABB trees.

Parameters:

node	[in] current collision node

Definition at line 495 of file OPC_RayCollider.cpp.

void RayCollider::_SegmentStab ( const AABBNoLeafNode * node ) [protected]

Recursive stabbing query for no-leaf AABB trees.

Parameters:

node	[in] current collision node

Definition at line 550 of file OPC_RayCollider.cpp.

void RayCollider::_SegmentStab ( const AABBQuantizedNode * node ) [protected]

Recursive stabbing query for quantized AABB trees.

Parameters:

node	[in] current collision node

Definition at line 520 of file OPC_RayCollider.cpp.

void RayCollider::_SegmentStab ( const AABBQuantizedNoLeafNode * node ) [protected]

Recursive stabbing query for quantized no-leaf AABB trees.

Parameters:

node	[in] current collision node

Definition at line 576 of file OPC_RayCollider.cpp.

void RayCollider::_SegmentStab	(	const AABBTreeNode *	node,
		Container &	box_indices
	)		`[protected]`

Recursive stabbing query for vanilla AABB trees.

Parameters:

node	[in] current collision node
box_indices	[out] indices of stabbed boxes

Definition at line 608 of file OPC_RayCollider.cpp.

bool RayCollider::Collide	(	const Ray &	world_ray,
		const Model &	model,
		const Matrix4x4 *	world = `null`,
		udword *	cache = `null`
	)

Generic stabbing query for generic OPCODE models. After the call, access the results:

with GetContactStatus()
in the user-provided destination array

Parameters:

world_ray	[in] stabbing ray in world space
model	[in] Opcode model to collide with
world	[in] model's world matrix, or null
cache	[in] a possibly cached face index, or null

Returns:: true if success

Warning:: SCALE NOT SUPPORTED. The matrices must contain rotation & translation parts only.

Definition at line 264 of file OPC_RayCollider.cpp.

bool RayCollider::Collide	(	const Ray &	world_ray,
		const AABBTree *	tree,
		Container &	box_indices
	)

Stabbing query for vanilla AABB trees.

Parameters:

world_ray	[in] stabbing ray in world space
tree	[in] AABB tree
box_indices	[out] indices of stabbed boxes

Returns:: true if success

Definition at line 465 of file OPC_RayCollider.cpp.

inline_ udword Opcode::RayCollider::GetNbIntersections ( ) const [inline]

Stats: gets the number of intersection found after a collision query. Can be used for in/out tests.

See also:: GetNbRayBVTests(); GetNbRayPrimTests()

Returns:: the number of valid intersections during last query

Definition at line 169 of file Opcode.h.

inline_ udword Opcode::RayCollider::GetNbRayBVTests ( ) const [inline]

Stats: gets the number of Ray-BV overlap tests after a collision query.

See also:: GetNbRayPrimTests(); GetNbIntersections()

Returns:: the number of Ray-BV tests performed during last query

Definition at line 148 of file Opcode.h.

inline_ udword Opcode::RayCollider::GetNbRayPrimTests ( ) const [inline]

Stats: gets the number of Ray-Triangle overlap tests after a collision query.

See also:: GetNbRayBVTests(); GetNbIntersections()

Returns:: the number of Ray-Triangle tests performed during last query

Definition at line 158 of file Opcode.h.

BOOL RayCollider::InitQuery	(	const Ray &	world_ray,
		const Matrix4x4 *	world = `null`,
		udword *	face_id = `null`
	)		`[protected]`

Initializes a stabbing query :

reset stats & contact status
compute ray in local space
check temporal coherence

Parameters:

world_ray	[in] stabbing ray in world space
world	[in] object's world matrix, or null
face_id	[in] index of previously stabbed triangle

Returns:: TRUE if we can return immediately

Warning:: SCALE NOT SUPPORTED. The matrix must contain rotation & translation parts only.

Definition at line 339 of file OPC_RayCollider.cpp.

Opcode::RayCollider::override ( Collider ) const

Validates current settings. You should call this method after all the settings and callbacks have been defined for a collider.

Returns:: null if everything is ok, else a string describing the problem

inline_ BOOL Opcode::RayCollider::RayAABBOverlap	(	const Point &	center,
		const Point &	extents
	)		`[protected]`

inline_ BOOL Opcode::RayCollider::RayTriOverlap	(	const Point &	vert0,
		const Point &	vert1,
		const Point &	vert2
	)		`[protected]`

inline_ BOOL Opcode::RayCollider::SegmentAABBOverlap	(	const Point &	center,
		const Point &	extents
	)		`[protected]`

inline_ void Opcode::RayCollider::SetCulling ( bool flag ) [inline]

Settings: enable or disable backface culling.

Parameters:

flag	[in] true to enable backface culling

See also:: SetClosestHit(bool flag); SetMaxDist(float max_dist); SetDestination(StabbedFaces* sf)

Definition at line 111 of file Opcode.h.

inline_ void Opcode::RayCollider::SetHitCallback ( HitCallback cb ) [inline]

Definition at line 125 of file Opcode.h.

inline_ void Opcode::RayCollider::SetMaxDist ( float max_dist = MAX_FLOAT ) [inline]

Settings: sets the higher distance bound.

Parameters:

max_dist [in] higher distance bound. Default = maximal value, for ray queries (else segment)

See also:: SetClosestHit(bool flag); SetCulling(bool flag); SetDestination(StabbedFaces* sf)

Definition at line 122 of file Opcode.h.

inline_ void Opcode::RayCollider::SetUserData ( void * user_data ) [inline]

Definition at line 126 of file Opcode.h.

Member Data Documentation

Point Opcode::RayCollider::mCenterCoeff [protected]

Definition at line 199 of file Opcode.h.

bool Opcode::RayCollider::mCulling [protected]

Stab culled faces or not.

Definition at line 206 of file Opcode.h.

Point Opcode::RayCollider::mData [protected]

Definition at line 184 of file Opcode.h.

Point Opcode::RayCollider::mData2 [protected]

Definition at line 184 of file Opcode.h.

Point Opcode::RayCollider::mDir [protected]

Ray direction (normalized)

Definition at line 182 of file Opcode.h.

Point Opcode::RayCollider::mExtentsCoeff [protected]

Definition at line 200 of file Opcode.h.

Point Opcode::RayCollider::mFDir [protected]

fabsf(mDir)

Definition at line 183 of file Opcode.h.

HitCallback Opcode::RayCollider::mHitCallback [protected]

Callback used to record a hit.

Definition at line 188 of file Opcode.h.

float Opcode::RayCollider::mMaxDist [protected]

Valid segment on the ray.

Definition at line 202 of file Opcode.h.

udword Opcode::RayCollider::mNbIntersections [protected]

Number of valid intersections.

Definition at line 197 of file Opcode.h.

udword Opcode::RayCollider::mNbRayBVTests [protected]

Number of Ray-BV tests.

Definition at line 194 of file Opcode.h.

udword Opcode::RayCollider::mNbRayPrimTests [protected]

Number of Ray-Primitive tests.

Definition at line 195 of file Opcode.h.

Point Opcode::RayCollider::mOrigin [protected]

Ray origin.

Definition at line 181 of file Opcode.h.

CollisionFace Opcode::RayCollider::mStabbedFace [protected]

Current stabbed face.

Definition at line 186 of file Opcode.h.

void* Opcode::RayCollider::mUserData [protected]

User-defined data.

Definition at line 189 of file Opcode.h.

The documentation for this class was generated from the following files:

Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation