Extended pure virtual interface for Grid storage classes. More...

#include <Grid.h>

Inheritance diagram for agxTerrain::Grid:

Public Member Functions
	AGXSTREAM_DECLARE_ABSTRACT_SERIALIZABLE (agxTerrain::Grid)

virtual agx::HashSet< agx::Vec3i >	findConvexVoxelIntersections (const agx::AffineMatrix4x4 &gridTransform, const agxCollide::Convex *convex, agx::Real voxelSize)=0

virtual bool	findMeshVoxelIntersections (const agx::AffineMatrix4x4 &gridTransform, const agxCollide::Mesh *mesh, agx::Real voxelSize, agx::Vec3iVector &result)=0

virtual agx::HashSet< agx::Vec3i >	findVoxelsAboveTriangles (const agx::AffineMatrix4x4 &gridTransform, const TriangleVector &triangles, agx::Real voxelSize, agx::Real margin)=0

virtual agx::Vec3iVector	findVoxelsInLine (const agx::Line &gridLine) const =0

virtual void	findVoxelSurfaceFromIndex (const agx::Vec3i &index, agx::Vec3i &result)=0

virtual agxCollide::BoundingAABB	getBoundingBox () const =0

virtual ActiveZoneIntersectionData	removeVolumeInActiveZone (const agx::AffineMatrix4x4 &gridTransformation, const ActiveZoneShapes &activeZoneShapes, const ActiveZoneShapes &innerShape, const agx::Plane &innerShapeBoundary, const agx::Bound3 &activeZoneGeometryBound, const agx::Vec3iVector voxelsInPrimaryActiveZoneLastTimeStep, std::function< float(const agx::Vec3i &)> getCompression, std::function< bool(const agx::Vec2i &)> canRemoveIndex, agx::Real voxelSize, agx::Real minOccupancyRemoval, std::function< agx::Real(const agx::Vec2i &)> getMinAllowedHeight, bool useParticleFreeDeformers)=0

virtual ActiveZoneIntersectionData	removeVolumeInShape (const agx::AffineMatrix4x4 &gridTransformation, const ShapeIntersectionTestData &shape, std::function< float(const agx::Vec3i &)> getCompression, std::function< bool(const agx::Vec2i &)> canRemoveIndex, std::function< bool(const agx::Vec3 &, const agx::Vec3i &)> isWithinBoundry, agx::Real voxelSize, agx::Real minOccupancyRemoval, std::function< agx::Real(const agx::Vec2i &)> getMinAllowedHeight)=0

virtual void	setValuesBelowHeightField (const agxCollide::HeightField heightField, agx::Real voxelSize, int lowestAllowedVoxelIndex, BasicGrid compactionGrid)=0

Public Member Functions inherited from agxTerrain::BasicGrid
	AGXSTREAM_DECLARE_ABSTRACT_SERIALIZABLE (agxTerrain::BasicGrid)

virtual void	clearGrid ()=0
	Clear the grid.

virtual bool	empty ()=0
	Test if the trid is empty.

virtual agx::HashSet< agx::Vec3i >	findGeometryVoxelIntersections (const agx::AffineMatrix4x4 &gridTransform, const agxCollide::Geometry *geometry, agx::Real voxelSize, bool onlyOccupiedVoxels=true, bool onlyMidPoint=false) const =0
	Find which voxels that overlap with a geometry.

virtual GridCoordVector	getActiveVoxelIndices () const =0

virtual agx::Vec3	getElementSize () const =0
	Get the element size used for the voxel grid.

virtual float	getFloatValue (const GridCoord &ijk) const =0
	Return value for voxel ijk.

virtual size_t	getMemoryUsage () const =0
	Get the memory usage.

virtual size_t	getNumActiveVoxels () const =0
	Return number of active voxels in the data structure.

virtual agx::Real	getTotal () const =0
	Returns the sum of all voxel values.

virtual std::tuple< float, float >	getTotalAndLargest () const =0

virtual bool	hasIterateSupport () const

virtual bool	isActiveVoxel (const GridCoord &) const =0
	Test if voxel ijk is active.

virtual void	iterateVoxels (GridFunction) const

void	restore (agxStream::InputArchive &in) override=0

virtual void	setFloatValue (const GridCoord &ijk, float value)=0
	Set value for voxel ijk.

virtual void	sizeHint (size_t)
	Provide the implementation with a hint about the estimated number of voxels that are needed.

void	store (agxStream::OutputArchive &out) const override=0

Public Member Functions inherited from agx::Referenced
	Referenced ()
	Default constructor.

	Referenced (const Referenced &)

template<typename T >
T *	as ()
	Subclass casting.

template<typename T >
const T *	as () const

template<typename T >
T *	asSafe ()
	Safe subclass casting, return nullptr if template type does not match.

template<typename T >
const T *	asSafe () const

int	getReferenceCount () const

template<typename T >
bool	is () const
	Subclass test.

Referenced &	operator= (const Referenced &)
	Assignment operator. Will increment the number of references to the referenced object.

void	reference (void *ptr=nullptr) const
	Explicitly increment the reference count by one, indicating that this object has another pointer which is referencing it.

void	unreference (void *ptr=nullptr) const
	Decrement the reference count by one, indicating that a pointer to this object is referencing it.

void	unreference_nodelete () const
	Decrement the reference count by one, indicating that a pointer to this object is referencing it.

Public Member Functions inherited from agxStream::Serializable
virtual	~Serializable ()
	Destructor for normal C++ use but hidden from SWIG bindings.

virtual const char *	getClassName () const

bool	getEnableSerialization () const

bool	getEnableUuidGeneration ()

agx::UInt32	getIndex () const
	This index is given at creation of this object.

virtual StorageAgent *	getStorageAgent () const =0

agx::Uuid	getUuid () const

bool	isFinished () const

void	setEnableSerialization (bool flag)
	Set to false to disable serialization of this object.

void	setFinished ()
	Tells this class that it is restored correctly and should not be deleted during destruction of an Archive.

void	setUuid (const agx::Uuid &uuid)
	Explicitly set a Uuid on a serializable object.

Additional Inherited Members
Public Types inherited from agxTerrain::BasicGrid
using	GridCoord = agx::Vec3i

using	GridCoordVector = agx::VectorPOD< GridCoord >

using	GridFunction = std::function< void(GridCoord, float)>

Static Public Member Functions inherited from agx::Referenced
template<typename T >
static bool	ValidateCast (const Referenced *object)

Static Public Member Functions inherited from agxStream::Serializable
static void	setEnableUuidGeneration (bool flag)
	Specify if there should be UUID:s generated for each new Serializable object. By default it is enabled.

Protected Member Functions inherited from agxTerrain::BasicGrid
agx::Vec3	getGridPositionFromVoxelIndex (const agx::Vec3i &voxelIndex) const

agx::Vec3i	getVoxelIndexFromGridPosition (agx::Vec3 position) const

Protected Member Functions inherited from agx::Referenced
virtual	~Referenced ()
	Destructor.

void	allocateObserverVector () const

void	deleteUsingDeleteHandler () const

Protected Member Functions inherited from agxStream::Serializable
	Serializable ()
	Default constructor.

	Serializable (const Serializable &other)
	Copy constructor.

void	generateUuid ()

Static Protected Member Functions inherited from agx::Referenced
static DeleteHandler *	getDeleteHandler ()

static void	setDeleteHandler (DeleteHandler *handler)
	Internal: Set a DeleteHandler to which deletion of all referenced counted objects will be delegated to.

Protected Attributes inherited from agx::Referenced
Mutex	m_mutex

ObserverContainer	m_observers

AtomicValue	m_refCount

Detailed Description

Extended pure virtual interface for Grid storage classes.

Implements operations needed for the solid mass grid.

Definition at line 201 of file Grid.h.

Member Function Documentation

◆ AGXSTREAM_DECLARE_ABSTRACT_SERIALIZABLE()

agxTerrain::Grid::AGXSTREAM_DECLARE_ABSTRACT_SERIALIZABLE ( agxTerrain::Grid )

◆ findConvexVoxelIntersections()

virtual agx::HashSet< agx::Vec3i > agxTerrain::Grid::findConvexVoxelIntersections	(	const agx::AffineMatrix4x4 &	gridTransform,
		const agxCollide::Convex *	convex,
		agx::Real	voxelSize
	)

pure virtual

Implemented in agxTerrain::ColumnHeightGrid.

◆ findMeshVoxelIntersections()

virtual bool agxTerrain::Grid::findMeshVoxelIntersections	(	const agx::AffineMatrix4x4 &	gridTransform,
		const agxCollide::Mesh *	mesh,
		agx::Real	voxelSize,
		agx::Vec3iVector &	result
	)

pure virtual

Implemented in agxTerrain::ColumnHeightGrid.

◆ findVoxelsAboveTriangles()

virtual agx::HashSet< agx::Vec3i > agxTerrain::Grid::findVoxelsAboveTriangles	(	const agx::AffineMatrix4x4 &	gridTransform,
		const TriangleVector &	triangles,
		agx::Real	voxelSize,
		agx::Real	margin
	)

pure virtual

Implemented in agxTerrain::ColumnHeightGrid.

◆ findVoxelsInLine()

virtual agx::Vec3iVector agxTerrain::Grid::findVoxelsInLine ( const agx::Line & gridLine ) const

pure virtual

Implemented in agxTerrain::ColumnHeightGrid.

◆ findVoxelSurfaceFromIndex()

virtual void agxTerrain::Grid::findVoxelSurfaceFromIndex	(	const agx::Vec3i &	index,
		agx::Vec3i &	result
	)

pure virtual

Implemented in agxTerrain::ColumnHeightGrid.

◆ getBoundingBox()

virtual agxCollide::BoundingAABB agxTerrain::Grid::getBoundingBox ( ) const

pure virtual

Implemented in agxTerrain::ColumnHeightGrid.

◆ removeVolumeInActiveZone()

virtual ActiveZoneIntersectionData agxTerrain::Grid::removeVolumeInActiveZone	(	const agx::AffineMatrix4x4 &	gridTransformation,
		const ActiveZoneShapes &	activeZoneShapes,
		const ActiveZoneShapes &	innerShape,
		const agx::Plane &	innerShapeBoundary,
		const agx::Bound3 &	activeZoneGeometryBound,
		const agx::Vec3iVector	voxelsInPrimaryActiveZoneLastTimeStep,
		std::function< float(const agx::Vec3i &)>	getCompression,
		std::function< bool(const agx::Vec2i &)>	canRemoveIndex,
		agx::Real	voxelSize,
		agx::Real	minOccupancyRemoval,
		std::function< agx::Real(const agx::Vec2i &)>	getMinAllowedHeight,
		bool	useParticleFreeDeformers
	)

pure virtual

Implemented in agxTerrain::ColumnHeightGrid.

◆ removeVolumeInShape()

virtual ActiveZoneIntersectionData agxTerrain::Grid::removeVolumeInShape	(	const agx::AffineMatrix4x4 &	gridTransformation,
		const ShapeIntersectionTestData &	shape,
		std::function< float(const agx::Vec3i &)>	getCompression,
		std::function< bool(const agx::Vec2i &)>	canRemoveIndex,
		std::function< bool(const agx::Vec3 &, const agx::Vec3i &)>	isWithinBoundry,
		agx::Real	voxelSize,
		agx::Real	minOccupancyRemoval,
		std::function< agx::Real(const agx::Vec2i &)>	getMinAllowedHeight
	)

pure virtual

Implemented in agxTerrain::ColumnHeightGrid.

◆ setValuesBelowHeightField()

virtual void agxTerrain::Grid::setValuesBelowHeightField	(	const agxCollide::HeightField *	heightField,
		agx::Real	voxelSize,
		int	lowestAllowedVoxelIndex,
		BasicGrid *	compactionGrid
	)

pure virtual

Implemented in agxTerrain::ColumnHeightGrid.

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

Grid.h

Public Member Functions

Additional Inherited Members

Detailed Description

Member Function Documentation

◆ AGXSTREAM_DECLARE_ABSTRACT_SERIALIZABLE()

◆ findConvexVoxelIntersections()

◆ findMeshVoxelIntersections()

◆ findVoxelsAboveTriangles()

◆ findVoxelsInLine()

◆ findVoxelSurfaceFromIndex()

◆ getBoundingBox()

◆ removeVolumeInActiveZone()

◆ removeVolumeInShape()

◆ setValuesBelowHeightField()