NL3D::CPSRotated2DParticle Class Reference

this class adds tunable 2D rotation to a particle, it can be used by public multiple inheritance More...

#include <ps_particle_basic.h>

Inherited by NL3D::CDummy2DAngle, NL3D::CPSFaceLookAt, NL3D::CPSFanLight, NL3D::CPSMesh, and NL3D::CPSShockWave.

Public Member Functions
void	setAngle2DScheme (CPSAttribMaker< float > *scheme)
	Set an attribute maker that produce a float It must have been allocated by new It will be deleted by this object Output angles must range from 0.0f to 256.0f.
CPSAttribMaker< float > *	getAngle2DScheme (void)
	get the angle 2D scheme (NULL if none)
const CPSAttribMaker< float > *	getAngle2DScheme (void) const
	get the angle 2D scheme (NULL if none) const version
void	setAngle2D (float angle)
	Set a constant angle for the particle.
float	getAngle2D (void) const
	get the constant
	CPSRotated2DParticle ()
	ctor : default are unrotated particles (angle = 0.0f)
virtual	~CPSRotated2DParticle ()
	dtor
void	serialAngle2DScheme (NLMISC::IStream &f) throw (NLMISC::EStream)
	serialization. We choose a different name because of multiple-inheritance
Static Public Member Functions
static const float *	getRotTable (void)
	this return a float table used to speed up rotations of face look at and the like for each angle, there are 4 float : 2 couple of float : a1, b1, a2, b2 a1 * I + b1 * K = up left corner, a2 * I + b2 * K = up right corner, This table must have been initialized with initRotTable
static void	initRotTable (void)
	init the rotation table
Protected Member Functions
virtual CPSLocated *	getAngle2DOwner (void)=0
	deriver must return their owner there
void	newAngle2DElement (const CPSEmitterInfo &info)
void	deleteAngle2DElement (uint32 index)
void	resizeAngle2D (uint32 size)
Protected Attributes
float	_Angle2D
CPSAttribMaker< float > *	_Angle2DScheme
Static Protected Attributes
static float	_RotTable [4 *256]
static bool	_InitializedRotTab = false
	it is true if the table has been initialized, for debug purposes

Detailed Description

this class adds tunable 2D rotation to a particle, it can be used by public multiple inheritance

Definition at line 311 of file ps_particle_basic.h.

Constructor & Destructor Documentation

NL3D::CPSRotated2DParticle::CPSRotated2DParticle ( )

ctor : default are unrotated particles (angle = 0.0f)

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Definition at line 271 of file ps_particle_basic.cpp.

References NL_PS_FUNC.

NL3D::CPSRotated2DParticle::~CPSRotated2DParticle ( ) [virtual]

dtor

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Definition at line 277 of file ps_particle_basic.cpp.

References _Angle2DScheme, and NL_PS_FUNC.

Member Function Documentation

void NL3D::CPSRotated2DParticle::deleteAngle2DElement ( uint32 index ) [inline, protected]

Definition at line 380 of file ps_particle_basic.h.

References _Angle2DScheme, NL3D::CPSAttribMaker< T >::deleteElement(), and NL3D::CPSAttribMaker< T >::hasMemory().

Referenced by NL3D::CPSShockWave::deleteElement(), NL3D::CPSMesh::deleteElement(), NL3D::CPSFanLight::deleteElement(), and NL3D::CPSFaceLookAt::deleteElement().

float NL3D::CPSRotated2DParticle::getAngle2D ( void ) const [inline]

get the constant

Definition at line 336 of file ps_particle_basic.h.

References _Angle2D.

virtual CPSLocated* NL3D::CPSRotated2DParticle::getAngle2DOwner ( void ) [protected, pure virtual]

deriver must return their owner there

Implemented in NL3D::CPSFaceLookAt, NL3D::CPSFanLight, NL3D::CPSMesh, NL3D::CPSShockWave, and NL3D::CDummy2DAngle.

Referenced by resizeAngle2D(), and setAngle2DScheme().

const CPSAttribMaker<float>* NL3D::CPSRotated2DParticle::getAngle2DScheme ( void ) const [inline]

get the angle 2D scheme (NULL if none) const version

Definition at line 326 of file ps_particle_basic.h.

References _Angle2DScheme.

CPSAttribMaker<float>* NL3D::CPSRotated2DParticle::getAngle2DScheme ( void ) [inline]

get the angle 2D scheme (NULL if none)

Definition at line 323 of file ps_particle_basic.h.

References _Angle2DScheme.

static const float* NL3D::CPSRotated2DParticle::getRotTable ( void ) [inline, static]

this return a float table used to speed up rotations of face look at and the like for each angle, there are 4 float : 2 couple of float : a1, b1, a2, b2 a1 * I + b1 * K = up left corner, a2 * I + b2 * K = up right corner, This table must have been initialized with initRotTable

Definition at line 354 of file ps_particle_basic.h.

References _InitializedRotTab, _RotTable, and nlassert.

Referenced by NL3D::CPSFaceLookAtHelper::drawLookAt(), and NL3D::CPSFaceLookAtHelper::drawLookAtAlignOnMotion().

void NL3D::CPSRotated2DParticle::initRotTable ( void ) [static]

init the rotation table

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Definition at line 309 of file ps_particle_basic.cpp.

References _InitializedRotTab, _RotTable, NL_PS_FUNC, and NLMISC::Pi.

Referenced by NL3D::CPSUtil::registerParticles().

void NL3D::CPSRotated2DParticle::newAngle2DElement ( const CPSEmitterInfo & info ) [inline, protected]

Definition at line 376 of file ps_particle_basic.h.

References _Angle2DScheme, NL3D::CPSAttribMaker< T >::hasMemory(), and NL3D::CPSAttribMaker< T >::newElement().

Referenced by NL3D::CPSShockWave::newElement(), NL3D::CPSMesh::newElement(), NL3D::CPSFanLight::newElement(), and NL3D::CPSFaceLookAt::newElement().

void NL3D::CPSRotated2DParticle::resizeAngle2D ( uint32 size ) [inline, protected]

Definition at line 384 of file ps_particle_basic.h.

References _Angle2DScheme, getAngle2DOwner(), NL3D::CPSAttribMaker< T >::hasMemory(), nlassert, and NL3D::CPSAttribMaker< T >::resize().

Referenced by NL3D::CPSShockWave::resize(), NL3D::CPSMesh::resize(), NL3D::CPSFanLight::resize(), and NL3D::CPSFaceLookAt::resize().

void NL3D::CPSRotated2DParticle::serialAngle2DScheme ( NLMISC::IStream & f ) throw (NLMISC::EStream)

serialization. We choose a different name because of multiple-inheritance

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Definition at line 284 of file ps_particle_basic.cpp.

References NL_PS_FUNC.

Referenced by NL3D::CPSShockWave::serial(), NL3D::CPSRibbon::serial(), NL3D::CPSMesh::serial(), NL3D::CPSFanLight::serial(), and NL3D::CPSFaceLookAt::serial().

void NL3D::CPSRotated2DParticle::setAngle2D ( float angle )

Set a constant angle for the particle.

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Angles range from 0.0f to 256.0f (2 pi) This discrad any previous scheme

See also:: setAngle2DScheme()

Definition at line 262 of file ps_particle_basic.cpp.

References _Angle2D, _Angle2DScheme, and NL_PS_FUNC.

void NL3D::CPSRotated2DParticle::setAngle2DScheme ( CPSAttribMaker< float > * scheme )

Set an attribute maker that produce a float It must have been allocated by new It will be deleted by this object Output angles must range from 0.0f to 256.0f.

===================================================================================

Definition at line 252 of file ps_particle_basic.cpp.

References _Angle2DScheme, getAngle2DOwner(), NL3D::CPSAttribMaker< T >::hasMemory(), NL_PS_FUNC, nlassert, and NL3D::CPSAttribMaker< T >::resize().