VHTK::VHTKVectorImageNode Class Reference
[Volumetric Data Nodes]

Inheritance diagram for VHTK::VHTKVectorImageNode:

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List of all members.

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Detailed Description

This is the abstract base class nodes that contains an Image object the specifies the vector field.

Public Member Functions
	VHTKVectorImageNode (H3D::Inst< H3D::SFNode > _metadata=0, H3D::Inst< H3D::Field > _dataChanged=0, H3D::Inst< H3D::SFBool > _scaleVectors=0, H3D::Inst< SFImage > _image=0)
virtual void	getVolumeResolution (int &x, int &y, int &z)
	Get the size of the volume in number of voxels.
virtual H3D::Vec3f	getVolumeSize ()
	Get the size of the volume in metres.
virtual H3D::Vec3f	getVector (int x, int y, int z)
	Get the vector value of a given voxel.
virtual H3D::Vec3f	getVector (const H3D::Matrix4f &T, const H3D::Vec3f &x)
	Get the vector value at a given position in space.
virtual H3D::Vec3f	getCurl (int x, int y, int z)
	Get the curl of the vector field at a given voxel.
virtual H3D::Vec3f	getCurl (const H3D::Matrix4f &T, const H3D::Vec3f &x)
	Get the curl of the vector field at a given position in space.
virtual H3D::H3DFloat	getDivergence (int x, int y, int z)
	Get the divergent of the vector field at a given voxel.
virtual H3D::H3DFloat	getDivergence (const H3D::Matrix4f &T, const H3D::Vec3f &x)
	Get the divergence at a given position in space.
Protected Attributes
GradientKernel	kernel
Classes
class	SFImage
	The SFImage class is specialized to hold a separate reference for use by the haptics loop in order for Image objects not be deleted in the scenegraph loop while still being used in the haptics loop. More...

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Member Function Documentation

virtual void VHTK::VHTKVectorImageNode::getVolumeResolution	(	int &	x,
		int &	y,
		int &	z
	)			[virtual]

Get the size of the volume in number of voxels.

All parameters are outout parameters.

virtual H3D::Vec3f VHTK::VHTKVectorImageNode::getVolumeSize

(

)

[virtual]

Get the size of the volume in metres.

Implements VHTK::VHTKDataNode.

virtual H3D::Vec3f VHTK::VHTKVectorImageNode::getVector	(	int	x,
		int	y,
		int	z
	)			[virtual]

Get the vector value of a given voxel.

virtual H3D::Vec3f VHTK::VHTKVectorImageNode::getVector	(	const H3D::Matrix4f &	T,
		const H3D::Vec3f &	x
	)			[virtual]

Get the vector value at a given position in space.

Parameters:

	T	is the transforation matrix from local space to the space the volume data is specified in.
	x	is the local position in space.

Implements VHTK::VHTKVectorDataNode.

virtual H3D::Vec3f VHTK::VHTKVectorImageNode::getCurl	(	int	x,
		int	y,
		int	z
	)			[virtual]

Get the curl of the vector field at a given voxel.

virtual H3D::Vec3f VHTK::VHTKVectorImageNode::getCurl	(	const H3D::Matrix4f &	T,
		const H3D::Vec3f &	x
	)			[virtual]

Get the curl of the vector field at a given position in space.

Parameters:

	T	is the transforation matrix from local space to the space the volume data is specified in.
	x	is the local position in space.

Implements VHTK::VHTKVectorDataNode.

virtual H3D::H3DFloat VHTK::VHTKVectorImageNode::getDivergence	(	int	x,
		int	y,
		int	z
	)			[virtual]

Get the divergent of the vector field at a given voxel.

virtual H3D::H3DFloat VHTK::VHTKVectorImageNode::getDivergence	(	const H3D::Matrix4f &	T,
		const H3D::Vec3f &	x
	)			[virtual]

Get the divergence at a given position in space.

Parameters:

	T	is the transforation matrix from local space to the space the volume data is specified in.
	x	is the local position in space.

Implements VHTK::VHTKVectorDataNode.