GAS_SPH Class Reference

#include <GAS_SPH.h>

Public Types
enum	sphWeight {   POLY6, SPIKY, VISCOSITY, SPIKY2,   SPIKY5, POLY6_UNSCALED, SPIKY_UNSCALED }
typedef UT_Array< GA_Offset >	gas_PointList

Public Member Functions
	GAS_SPH ()
	~GAS_SPH ()
bool	initialize (const GU_Detail *gdp, bool fullinit=true, const GA_PointGroup *excludegroup=NULL, fpreal radiusScale=1.0, bool needVolume=true)
bool	buildNeighbours (const GU_Detail *gdp, fpreal radiusScale=1.0, bool needVolume=true)
bool	setNeighbours (const GU_Detail *gdp, GU_NeighbourList *list, fpreal radScale=1.0, bool needVolume=true)
fpreal	sampleF (const UT_Vector3 &p, const GA_ROHandleF &attrib, sphWeight wfunc, fpreal *color=0, bool normalize=false, bool volumeScale=true) const
fpreal	sampleF (const UT_Vector3 &p, const gas_PointList &point_list, const GA_ROHandleF &attrib, sphWeight wfunc, fpreal *color=0, bool normalize=false, bool volumeScale=true) const
fpreal	sampleF (const UT_Vector3 &p, UT_FloatArray &floats, sphWeight wfunc, bool volumescale=true, bool normalize=false) const
fpreal	sampleF (const UT_Vector3 &p, const gas_PointList &point_list, UT_FloatArray &floats, sphWeight wfunc, bool volumescale=true, bool normalize=false) const
UT_Vector3	sampleV3 (const UT_Vector3 &p, const GA_ROHandleV3 &attrib, sphWeight wfunc, fpreal *color=0, bool normalize=false) const
UT_Vector3	sampleV3 (const UT_Vector3 &p, const gas_PointList &point_list, const GA_ROHandleV3 &attrib, sphWeight wfunc, fpreal *color=0, bool normalize=false) const
UT_Vector3	sampleVelocity (const UT_Vector3 &p, sphWeight wfunc, int excludePoint=-1) const
UT_Vector3	sampleVelocity (const UT_Vector3 &p, const gas_PointList &ptlist, sphWeight wfunc, int excludePoint=-1) const
UT_Vector3	xsphVelocity (int ptnum, sphWeight wfunc, const UT_Vector3Array &velocities, fpreal xsph_constant) const
fpreal	sampleDensity (const UT_Vector3 &p, sphWeight wfunc, const bool massScale=true) const
fpreal	sampleDensity (const UT_Vector3 &p, const gas_PointList &ptlist, sphWeight wfunc, const bool massScale=true) const
void	sampleDoubleDensity (const UT_Vector3 &p, const gas_PointList &ptlist, UT_FloatArray &rad2list, sphWeight wfunc1, sphWeight wfunc2, fpreal &density1, fpreal &density2, const bool massScale=true) const
fpreal	sampleSurfaceDensity (const UT_Vector3 &p, const GA_ROHandleF &distanceattrib) const
fpreal	sampleSurfaceDensity (const UT_Vector3 &p, const gas_PointList &ptlist, const GA_ROHandleF &distanceattrib) const
fpreal	sampleSurfaceDensity (const UT_Vector3 &p, fpreal surfaceDistance, const bool distanceModifier=false) const
fpreal	sampleSurfaceDensity (const UT_Vector3 &p, const gas_PointList &ptlist, fpreal surfaceDistance, const bool distanceModifier=false) const
UT_Vector3	sampleSurfaceDensityGrad (const UT_Vector3 &p, const GA_ROHandleF &distanceattrib) const
UT_Vector3	sampleSurfaceDensityGrad (const UT_Vector3 &p, const gas_PointList &ptlist, const GA_ROHandleF &distanceattrib) const
UT_Vector3	sampleSurfaceDensityGrad (const UT_Vector3 &p) const
UT_Vector3	sampleSurfaceDensityGrad (const UT_Vector3 &p, const gas_PointList &ptlist) const
fpreal	sampleColor (const UT_Vector3 &p, sphWeight wfunc) const
fpreal	sampleColor (const UT_Vector3 &p, const gas_PointList &ptlist, sphWeight wfunc) const
UT_Vector3	colorGradient (const UT_Vector3 &p, sphWeight wfunc) const
UT_Vector3	colorGradient (const UT_Vector3 &p, const gas_PointList &ptlist, sphWeight wfunc) const
UT_Vector3	colorGradientUnscaled (const UT_Vector3 &p, bool scale=false) const
UT_Vector3	colorGradientUnscaled (const UT_Vector3 &p, const gas_PointList &ptlist, bool scale=false) const
fpreal	colorLaplacian (const UT_Vector3 &p, sphWeight wfunc, const GA_ROHandleR &scaleattrib=GA_ROHandleR(), fpreal point_scale=1.0) const
fpreal	colorLaplacian (const UT_Vector3 &p, const gas_PointList &ptlist, sphWeight wfunc, const GA_ROHandleR &scaleattrib=GA_ROHandleR(), fpreal point_scale=1.0) const
UT_Vector3	gradient (const UT_Vector3 &p, const GA_ROHandleR &attrib, sphWeight wfunc, UT_Vector3 *color=0, bool debugprint=false, const GA_ROHandleR &scaleattrib=GA_ROHandleR(), fpreal point_scale=1.0) const
UT_Vector3	gradient (const UT_Vector3 &p, const gas_PointList &ptlist, const GA_ROHandleR &attrib, sphWeight wfunc, UT_Vector3 *color=0, bool debugprint=false, const GA_ROHandleR &scaleattrib=GA_ROHandleR(), fpreal point_scale=1.0) const
UT_Vector3	gradient (const UT_Vector3 &p, const GA_ROHandleV3 &attrib, sphWeight wfunc, int axis, UT_Vector3 *color=0, bool normalize=false) const
UT_Vector3	gradient (const UT_Vector3 &p, const gas_PointList &ptlist, const GA_ROHandleV3 &attrib, sphWeight wfunc, int axis, UT_Vector3 *color=0, bool normalize=false) const
fpreal	laplacian (const UT_Vector3 &p, const GA_ROHandleR &attrib, sphWeight wfunc, fpreal *color=0) const
fpreal	laplacian (const UT_Vector3 &p, const gas_PointList &ptlist, const GA_ROHandleR &attrib, sphWeight wfunc, fpreal *color=0) const
UT_FloatArray	laplacianF (const UT_Vector3 &p, const GA_ROHandleR &attrib, sphWeight wfunc, int size, fpreal *color=0) const
UT_FloatArray	laplacianF (const UT_Vector3 &p, const gas_PointList &ptlist, const GA_ROHandleR &attrib, sphWeight wfunc, int size, fpreal *color=0) const
UT_Vector3	laplacianV3 (const UT_Vector3 &p, const GA_ROHandleV3 &attrib, sphWeight wfunc, fpreal *color=0, const GA_ROHandleR &scale_attrib=GA_ROHandleR(), fpreal point_scale=1.0) const
UT_Vector3	laplacianV3 (const UT_Vector3 &p, const gas_PointList &ptlist, const GA_ROHandleV3 &attrib, sphWeight wfunc, fpreal *color=0, const GA_ROHandleR &scale_attrib=GA_ROHandleR(), fpreal point_scale=1.0) const
UT_Vector3	dampingValue (const UT_Vector3 &p, const GA_ROHandleV3 &attrib, sphWeight wfunc, UT_Vector3 &point_velocity, fpreal point_density, const GA_ROHandleR &scale_attrib=GA_ROHandleR(), fpreal point_scale=1.0) const
UT_Vector3	dampingValue (const UT_Vector3 &p, const gas_PointList &ptlist, const GA_ROHandleV3 &attrib, sphWeight wfunc, UT_Vector3 &point_velocity, fpreal point_density, const GA_ROHandleR &scale_attrib=GA_ROHandleR(), fpreal point_scale=1.0) const
void	findClosePoints (const UT_Vector3 &p, gas_PointList &ptlist) const
void	findClosePoints (int ptidx, gas_PointList &ptlist) const
bool	initVelocityData (bool initKD=false)
fpreal	getCellWidth () const
UT_HashGrid< GA_Offset > *	getGrid () const

Static Public Member Functions
static void	missingAttribWarning (SIM_Engine &engine, GAS_SubSolver *solver, const UT_String &objName, const UT_String &geometryName, const UT_String &attribName)

Protected Member Functions
fpreal64	weight (fpreal64 r2, fpreal64 h, sphWeight wfunc) const
fpreal64	dweight (fpreal64 r, fpreal64 h, sphWeight wfunc) const
fpreal64	d2weight (fpreal64 r, fpreal64 h, sphWeight wfunc) const
fpreal64	scaleddweight (fpreal64 r, fpreal64 h, sphWeight wfunc) const

Protected Attributes
UT_HashGrid< GA_Offset > *	myGrid
fpreal	myCellWidth
fpreal	myCellWidth2
const GU_Detail *	myGdp
GA_ROHandleF	myRadAttrib
GA_ROHandleF	myMassAttrib
GA_ROHandleF	myDensityAttrib
UT_FloatArray	myMasses
UT_FloatArray	myDensities
UT_FloatArray	myRadii
UT_Vector3Array	myVelocities
GEO_PointTree *	myPointTree
fpreal	myRadiusScale
GU_NeighbourList *	myNeighbourList
bool	myOwnNeighbours

Detailed Description

Definition at line 40 of file GAS_SPH.h.

Member Typedef Documentation

typedef UT_Array<GA_Offset> GAS_SPH::gas_PointList

Definition at line 57 of file GAS_SPH.h.

Member Enumeration Documentation

enum GAS_SPH::sphWeight

Enumerator
POLY6
SPIKY
VISCOSITY
SPIKY2
SPIKY5
POLY6_UNSCALED
SPIKY_UNSCALED

Definition at line 46 of file GAS_SPH.h.

Constructor & Destructor Documentation

GAS_SPH::GAS_SPH

(

)

GAS_SPH::~GAS_SPH

(

)

Member Function Documentation

bool GAS_SPH::buildNeighbours	(	const GU_Detail *	gdp,
		fpreal	radiusScale = 1.0,
		bool	needVolume = true
	)

UT_Vector3 GAS_SPH::colorGradient	(	const UT_Vector3 &	p,
		sphWeight	wfunc
	)		const

UT_Vector3 GAS_SPH::colorGradient	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		sphWeight	wfunc
	)		const

UT_Vector3 GAS_SPH::colorGradientUnscaled	(	const UT_Vector3 &	p,
		bool	scale = false
	)		const

UT_Vector3 GAS_SPH::colorGradientUnscaled	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		bool	scale = false
	)		const

fpreal GAS_SPH::colorLaplacian	(	const UT_Vector3 &	p,
		sphWeight	wfunc,
		const GA_ROHandleR &	scaleattrib = GA_ROHandleR(),
		fpreal	point_scale = 1.0
	)		const

fpreal GAS_SPH::colorLaplacian	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		sphWeight	wfunc,
		const GA_ROHandleR &	scaleattrib = GA_ROHandleR(),
		fpreal	point_scale = 1.0
	)		const

fpreal64 GAS_SPH::d2weight ( fpreal64  r, fpreal64  h, sphWeight  wfunc  ) const

protected

UT_Vector3 GAS_SPH::dampingValue	(	const UT_Vector3 &	p,
		const GA_ROHandleV3 &	attrib,
		sphWeight	wfunc,
		UT_Vector3 &	point_velocity,
		fpreal	point_density,
		const GA_ROHandleR &	scale_attrib = GA_ROHandleR(),
		fpreal	point_scale = 1.0
	)		const

UT_Vector3 GAS_SPH::dampingValue	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		const GA_ROHandleV3 &	attrib,
		sphWeight	wfunc,
		UT_Vector3 &	point_velocity,
		fpreal	point_density,
		const GA_ROHandleR &	scale_attrib = GA_ROHandleR(),
		fpreal	point_scale = 1.0
	)		const

fpreal64 GAS_SPH::dweight ( fpreal64  r, fpreal64  h, sphWeight  wfunc  ) const

protected

void GAS_SPH::findClosePoints	(	const UT_Vector3 &	p,
		gas_PointList &	ptlist
	)		const

Returns all points close to the given point. Does a search using the points current positions

void GAS_SPH::findClosePoints	(	int	ptidx,
		gas_PointList &	ptlist
	)		const

Finds all points close to the given point number. If the neighbourlist is built, that will be retrieved directly If it hasn't been built, the point's position will be searched using findClosePoints(Vector)

fpreal GAS_SPH::getCellWidth ( ) const

inline

Definition at line 358 of file GAS_SPH.h.

UT_HashGrid<GA_Offset>* GAS_SPH::getGrid ( ) const

inline

Definition at line 360 of file GAS_SPH.h.

UT_Vector3 GAS_SPH::gradient	(	const UT_Vector3 &	p,
		const GA_ROHandleR &	attrib,
		sphWeight	wfunc,
		UT_Vector3 *	color = 0,
		bool	debugprint = false,
		const GA_ROHandleR &	scaleattrib = GA_ROHandleR(),
		fpreal	point_scale = 1.0
	)		const

UT_Vector3 GAS_SPH::gradient	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		const GA_ROHandleR &	attrib,
		sphWeight	wfunc,
		UT_Vector3 *	color = 0,
		bool	debugprint = false,
		const GA_ROHandleR &	scaleattrib = GA_ROHandleR(),
		fpreal	point_scale = 1.0
	)		const

UT_Vector3 GAS_SPH::gradient	(	const UT_Vector3 &	p,
		const GA_ROHandleV3 &	attrib,
		sphWeight	wfunc,
		int	axis,
		UT_Vector3 *	color = 0,
		bool	normalize = false
	)		const

UT_Vector3 GAS_SPH::gradient	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		const GA_ROHandleV3 &	attrib,
		sphWeight	wfunc,
		int	axis,
		UT_Vector3 *	color = 0,
		bool	normalize = false
	)		const

bool GAS_SPH::initialize	(	const GU_Detail *	gdp,
		bool	fullinit = true,
		const GA_PointGroup *	excludegroup = NULL,
		fpreal	radiusScale = 1.0,
		bool	needVolume = true
	)

bool GAS_SPH::initVelocityData

(

bool

initKD = false

)

fpreal GAS_SPH::laplacian	(	const UT_Vector3 &	p,
		const GA_ROHandleR &	attrib,
		sphWeight	wfunc,
		fpreal *	color = 0
	)		const

fpreal GAS_SPH::laplacian	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		const GA_ROHandleR &	attrib,
		sphWeight	wfunc,
		fpreal *	color = 0
	)		const

UT_FloatArray GAS_SPH::laplacianF	(	const UT_Vector3 &	p,
		const GA_ROHandleR &	attrib,
		sphWeight	wfunc,
		int	size,
		fpreal *	color = 0
	)		const

UT_FloatArray GAS_SPH::laplacianF	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		const GA_ROHandleR &	attrib,
		sphWeight	wfunc,
		int	size,
		fpreal *	color = 0
	)		const

UT_Vector3 GAS_SPH::laplacianV3	(	const UT_Vector3 &	p,
		const GA_ROHandleV3 &	attrib,
		sphWeight	wfunc,
		fpreal *	color = 0,
		const GA_ROHandleR &	scale_attrib = GA_ROHandleR(),
		fpreal	point_scale = 1.0
	)		const

UT_Vector3 GAS_SPH::laplacianV3	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		const GA_ROHandleV3 &	attrib,
		sphWeight	wfunc,
		fpreal *	color = 0,
		const GA_ROHandleR &	scale_attrib = GA_ROHandleR(),
		fpreal	point_scale = 1.0
	)		const

static void GAS_SPH::missingAttribWarning ( SIM_Engine &  engine, GAS_SubSolver *  solver, const UT_String &  objName, const UT_String &  geometryName, const UT_String &  attribName  )

static

fpreal GAS_SPH::sampleColor	(	const UT_Vector3 &	p,
		sphWeight	wfunc
	)		const

fpreal GAS_SPH::sampleColor	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		sphWeight	wfunc
	)		const

fpreal GAS_SPH::sampleDensity	(	const UT_Vector3 &	p,
		sphWeight	wfunc,
		const bool	massScale = true
	)		const

fpreal GAS_SPH::sampleDensity	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		sphWeight	wfunc,
		const bool	massScale = true
	)		const

void GAS_SPH::sampleDoubleDensity	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		UT_FloatArray &	rad2list,
		sphWeight	wfunc1,
		sphWeight	wfunc2,
		fpreal &	density1,
		fpreal &	density2,
		const bool	massScale = true
	)		const

fpreal GAS_SPH::sampleF	(	const UT_Vector3 &	p,
		const GA_ROHandleF &	attrib,
		sphWeight	wfunc,
		fpreal *	color = 0,
		bool	normalize = false,
		bool	volumeScale = true
	)		const

fpreal GAS_SPH::sampleF	(	const UT_Vector3 &	p,
		const gas_PointList &	point_list,
		const GA_ROHandleF &	attrib,
		sphWeight	wfunc,
		fpreal *	color = 0,
		bool	normalize = false,
		bool	volumeScale = true
	)		const

fpreal GAS_SPH::sampleF	(	const UT_Vector3 &	p,
		UT_FloatArray &	floats,
		sphWeight	wfunc,
		bool	volumescale = true,
		bool	normalize = false
	)		const

fpreal GAS_SPH::sampleF	(	const UT_Vector3 &	p,
		const gas_PointList &	point_list,
		UT_FloatArray &	floats,
		sphWeight	wfunc,
		bool	volumescale = true,
		bool	normalize = false
	)		const

fpreal GAS_SPH::sampleSurfaceDensity	(	const UT_Vector3 &	p,
		const GA_ROHandleF &	distanceattrib
	)		const

fpreal GAS_SPH::sampleSurfaceDensity	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		const GA_ROHandleF &	distanceattrib
	)		const

fpreal GAS_SPH::sampleSurfaceDensity	(	const UT_Vector3 &	p,
		fpreal	surfaceDistance,
		const bool	distanceModifier = false
	)		const

fpreal GAS_SPH::sampleSurfaceDensity	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		fpreal	surfaceDistance,
		const bool	distanceModifier = false
	)		const

UT_Vector3 GAS_SPH::sampleSurfaceDensityGrad	(	const UT_Vector3 &	p,
		const GA_ROHandleF &	distanceattrib
	)		const

UT_Vector3 GAS_SPH::sampleSurfaceDensityGrad	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		const GA_ROHandleF &	distanceattrib
	)		const

UT_Vector3 GAS_SPH::sampleSurfaceDensityGrad

(

const UT_Vector3 &

p

)

const

UT_Vector3 GAS_SPH::sampleSurfaceDensityGrad	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist
	)		const

UT_Vector3 GAS_SPH::sampleV3	(	const UT_Vector3 &	p,
		const GA_ROHandleV3 &	attrib,
		sphWeight	wfunc,
		fpreal *	color = 0,
		bool	normalize = false
	)		const

UT_Vector3 GAS_SPH::sampleV3	(	const UT_Vector3 &	p,
		const gas_PointList &	point_list,
		const GA_ROHandleV3 &	attrib,
		sphWeight	wfunc,
		fpreal *	color = 0,
		bool	normalize = false
	)		const

UT_Vector3 GAS_SPH::sampleVelocity	(	const UT_Vector3 &	p,
		sphWeight	wfunc,
		int	excludePoint = -1
	)		const

UT_Vector3 GAS_SPH::sampleVelocity	(	const UT_Vector3 &	p,
		const gas_PointList &	ptlist,
		sphWeight	wfunc,
		int	excludePoint = -1
	)		const

fpreal64 GAS_SPH::scaleddweight ( fpreal64  r, fpreal64  h, sphWeight  wfunc  ) const

protected

bool GAS_SPH::setNeighbours	(	const GU_Detail *	gdp,
		GU_NeighbourList *	list,
		fpreal	radScale = 1.0,
		bool	needVolume = true
	)

fpreal64 GAS_SPH::weight ( fpreal64  r2, fpreal64  h, sphWeight  wfunc  ) const

protected

UT_Vector3 GAS_SPH::xsphVelocity	(	int	ptnum,
		sphWeight	wfunc,
		const UT_Vector3Array &	velocities,
		fpreal	xsph_constant
	)		const

Member Data Documentation

fpreal GAS_SPH::myCellWidth

protected

Definition at line 373 of file GAS_SPH.h.

fpreal GAS_SPH::myCellWidth2

protected

Definition at line 374 of file GAS_SPH.h.

UT_FloatArray GAS_SPH::myDensities

protected

Definition at line 386 of file GAS_SPH.h.

GA_ROHandleF GAS_SPH::myDensityAttrib

protected

Definition at line 380 of file GAS_SPH.h.

const GU_Detail* GAS_SPH::myGdp

protected

Definition at line 376 of file GAS_SPH.h.

UT_HashGrid<GA_Offset>* GAS_SPH::myGrid

protected

Definition at line 371 of file GAS_SPH.h.

GA_ROHandleF GAS_SPH::myMassAttrib

protected

Definition at line 379 of file GAS_SPH.h.

UT_FloatArray GAS_SPH::myMasses

protected

Definition at line 385 of file GAS_SPH.h.

GU_NeighbourList* GAS_SPH::myNeighbourList

protected

Definition at line 400 of file GAS_SPH.h.

bool GAS_SPH::myOwnNeighbours

protected

Definition at line 401 of file GAS_SPH.h.

GEO_PointTree* GAS_SPH::myPointTree

protected

Definition at line 393 of file GAS_SPH.h.

GA_ROHandleF GAS_SPH::myRadAttrib

protected

Definition at line 378 of file GAS_SPH.h.

UT_FloatArray GAS_SPH::myRadii

protected

Definition at line 387 of file GAS_SPH.h.

fpreal GAS_SPH::myRadiusScale

protected

Definition at line 396 of file GAS_SPH.h.

UT_Vector3Array GAS_SPH::myVelocities

protected

Definition at line 388 of file GAS_SPH.h.

---

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

• GAS/GAS_SPH.h