Generic field that only provides a 2-dim data field and a number of dynamic attributes. More...

#include "rave_field.h"
#include "rave_debug.h"
#include "rave_alloc.h"
#include "raveobject_hashtable.h"
#include "rave_utilities.h"
#include "rave_attribute_table.h"
#include <string.h>

Classes
struct	_RaveField_t
	Represents the cartesian volume. More...

Functions
int	RaveField_setData (RaveField_t field, long xsize, long ysize, void data, RaveDataType type)
	Sets the data in the rave field.

int	RaveField_setLazyDataset (RaveField_t field, LazyDataset_t lazyDataset)
	Sets a lazy dataset as data member.

int	RaveField_createData (RaveField_t *field, long xsize, long ysize, RaveDataType type)
	Creates a empty data field.

int	RaveField_setDatafield (RaveField_t field, RaveData2D_t datafield)
	Sets the rave data 2d field.

void *	RaveField_getData (RaveField_t *field)
	Returns a pointer to the internal data storage.

RaveData2D_t *	RaveField_getDatafield (RaveField_t *field)
	Returns the 2d field associated with this rave field.

int	RaveField_getValue (RaveField_t field, long x, long y, double v)
	Returns the value at the specified index.

int	RaveField_setValue (RaveField_t *field, long x, long y, double value)
	Sets the value at specified position.

int	RaveField_getConvertedValue (RaveField_t field, long x, long y, double v)
	Returns the converted value at the specified index.

long	RaveField_getXsize (RaveField_t *field)
	Returns the xsize / number of bins.

long	RaveField_getYsize (RaveField_t *field)
	Returns the ysize / number of rays.

RaveDataType	RaveField_getDataType (RaveField_t *field)
	Returns the data type.

int	RaveField_addAttribute (RaveField_t field, RaveAttribute_t attribute)
	Adds a rave attribute to the parameter.

int	RaveField_addAttributeVersion (RaveField_t field, RaveAttribute_t attribute, RaveIO_ODIM_Version version)
	Adds a rave attribute to the parameter.

RaveAttribute_t *	RaveField_getAttribute (RaveField_t field, const char name)
	Returns the rave attribute that is named accordingly.

int	RaveField_hasAttribute (RaveField_t field, const char name)
	Returns if the specified attribute exists.

RaveList_t *	RaveField_getAttributeNames (RaveField_t *field)
	Returns a list of attribute names.

RaveList_t *	RaveField_getAttributeNamesVersion (RaveField_t *field, RaveIO_ODIM_Version version)
	Returns a list of attribute names.

RaveObjectList_t *	RaveField_getAttributeValues (RaveField_t *field)
	Returns a list of attribute values that has been set for this field.

RaveObjectList_t *	RaveField_getAttributeValuesVersion (RaveField_t *field, RaveIO_ODIM_Version version)
	Returns a list of attribute values that has been set for this field and version.

RaveObjectList_t *	RaveField_getInternalAttributeValues (RaveField_t *field)
	Returns a reference to the internally stored attributes.

void	RaveField_removeAttributes (RaveField_t *field)
	Removes all attributes from the field.

int	RaveField_hasAttributeStringValue (RaveField_t field, const char name, const char *value)
	Checks if the field has the attribute named name that is of type string and has a matching value.

RaveField_t *	RaveField_concatX (RaveField_t field, RaveField_t other)
	Concatenates field with other horizontally and returns the new field.

int	RaveField_circshiftData (RaveField_t *field, int nx, int ny)
	Circular shift of the internal field in x & y dimension.

Variables
RaveCoreObjectType	RaveField_TYPE
	Type definition to use when creating a rave object.

Detailed Description

Generic field that only provides a 2-dim data field and a number of dynamic attributes.

Author: Anders Henja (Swedish Meteorological and Hydrological Institute, SMHI)

Date: 2010-07-05

Function Documentation

◆ RaveField_addAttribute()

int RaveField_addAttribute	(	RaveField_t *	field,
		RaveAttribute_t *	attribute )

Adds a rave attribute to the parameter.

Parameters

[in]	field	- self
[in]	attribute	- the attribute

Returns: 1 on success otherwise 0

◆ RaveField_addAttributeVersion()

int RaveField_addAttributeVersion	(	RaveField_t *	field,
		RaveAttribute_t *	attribute,
		RaveIO_ODIM_Version	version )

Adds a rave attribute to the parameter.

NOTE! This method is usually only used internally.

Parameters

[in]	field	- self
[in]	attribute	- the attribute
[in]	version	- the version of the attribute added

Returns: 1 on success otherwise 0

◆ RaveField_circshiftData()

int RaveField_circshiftData	(	RaveField_t *	field,
		int	nx,
		int	ny )

Circular shift of the internal field in x & y dimension.

Parameters

[in]	field	- the field to be shifted
[in]	nx	- the number of steps to be shifted in x-direction. Can be both positive and negative
[in]	ny	- the number of steps to be shifted in y-direction. Can be both positive and negative

Returns: 1 if shift was successful otherwise 0

◆ RaveField_concatX()

RaveField_t * RaveField_concatX	(	RaveField_t *	field,
		RaveField_t *	other )

Concatenates field with other horizontally and returns the new field.

The fields and others y-dimension must be the same as well as the data type.

Parameters

[in]	field	- self
[in]	other	- the field to contatenate

Returns: the concatenated field on success otherwise NULL

◆ RaveField_createData()

int RaveField_createData	(	RaveField_t *	field,
		long	xsize,
		long	ysize,
		RaveDataType	type )

Creates a empty data field.

Parameters

[in]	field	- self
[in]	xsize	- the xsize
[in]	ysize	- the ysize
[in]	type	- the data type

Returns: 1 on success otherwise 0

◆ RaveField_getAttribute()

RaveAttribute_t * RaveField_getAttribute	(	RaveField_t *	field,
		const char *	name )

Returns the rave attribute that is named accordingly.

Parameters

[in]	field	- self
[in]	name	- the name of the attribute

Returns: the attribute if found otherwise NULL

◆ RaveField_getAttributeNames()

RaveList_t * RaveField_getAttributeNames ( RaveField_t * field )

Returns a list of attribute names.

Release with @ref RaveList_freeAndDestroy.

Parameters

[in] field - self

Returns: a list of attribute names

◆ RaveField_getAttributeNamesVersion()

RaveList_t * RaveField_getAttributeNamesVersion	(	RaveField_t *	field,
		RaveIO_ODIM_Version	version )

Returns a list of attribute names.

Release with @ref RaveList_freeAndDestroy. NOTE! This method is usually only used internally.

Parameters

[in]	field	- self
[in]	version	- version requested

Returns: a list of attribute names

◆ RaveField_getAttributeValues()

RaveObjectList_t * RaveField_getAttributeValues ( RaveField_t * field )

Returns a list of attribute values that has been set for this field.

Parameters

[in] field - self

Returns: a list of RaveAttributes.

◆ RaveField_getAttributeValuesVersion()

RaveObjectList_t * RaveField_getAttributeValuesVersion	(	RaveField_t *	field,
		RaveIO_ODIM_Version	version )

Returns a list of attribute values that has been set for this field and version.

NOTE! This method is usually only used internally.

Parameters

[in]	field	- self
[in]	version	- version requested

Returns: a list of RaveAttributes.

◆ RaveField_getConvertedValue()

int RaveField_getConvertedValue	(	RaveField_t *	field,
		long	x,
		long	y,
		double *	v )

Returns the converted value at the specified index.

Corresponds to getAttribute("what/offset") + getAttribute("what/gain") * getValue(x,y).

Parameters

[in]	field	- self
[in]	x	- the x-pos / bin index
[in]	y	- the y-pos / ray index
[out]	v	- the data at the specified index

Returns: 1 on success, 0 otherwise

◆ RaveField_getData()

void * RaveField_getData ( RaveField_t * field )

Returns a pointer to the internal data storage.

Parameters

[in] field - self

Returns: the internal data pointer (NOTE! Do not release this pointer)

◆ RaveField_getDatafield()

RaveData2D_t * RaveField_getDatafield ( RaveField_t * field )

Returns the 2d field associated with this rave field.

Note, it is a clone so don't expect that any modifications will modify the rave fields data array.

Parameters

[in] field - self

Returns: a clone of the internal data array on success otherwise NULL

◆ RaveField_getDataType()

RaveDataType RaveField_getDataType ( RaveField_t * field )

Returns the data type.

Parameters

[in] field - self

Returns: the data type

◆ RaveField_getInternalAttributeValues()

RaveObjectList_t * RaveField_getInternalAttributeValues ( RaveField_t * field )

Returns a reference to the internally stored attributes.

NOTE! This method is usually only used internally.

Parameters

[in] field - self

Returns: a list of RaveAttributes.

◆ RaveField_getValue()

int RaveField_getValue	(	RaveField_t *	field,
		long	x,
		long	y,
		double *	v )

Returns the value at the specified index.

Parameters

[in]	field	- self
[in]	x	- the x-pos / bin index
[in]	y	- the y-pos / ray index
[out]	v	- the data at the specified index

Returns: 1 on success, 0 otherwise

◆ RaveField_getXsize()

long RaveField_getXsize ( RaveField_t * field )

Returns the xsize / number of bins.

Parameters

[in] field - self

Returns: the xsize / number of bins

◆ RaveField_getYsize()

long RaveField_getYsize ( RaveField_t * field )

Returns the ysize / number of rays.

Parameters

[in] field - self

Returns: the ysize / number of rays

◆ RaveField_hasAttribute()

int RaveField_hasAttribute	(	RaveField_t *	field,
		const char *	name )

Returns if the specified attribute exists.

Parameters

[in]	field	- self
[in]	name	- the name of the attribute

Returns: 1 if attribute exists, otherwise 0

◆ RaveField_hasAttributeStringValue()

int RaveField_hasAttributeStringValue	(	RaveField_t *	field,
		const char *	name,
		const char *	value )

Checks if the field has the attribute named name that is of type string and has a matching value.

Parameters

[in]	field	- the field
[in]	name	- the name of the attribute
[in]	value	- the value of the attribute

Returns: 1 if there is such a match, otherwise 0

◆ RaveField_removeAttributes()

void RaveField_removeAttributes ( RaveField_t * field )

Removes all attributes from the field.

◆ RaveField_setData()

int RaveField_setData	(	RaveField_t *	field,
		long	xsize,
		long	ysize,
		void *	data,
		RaveDataType	type )

Sets the data in the rave field.

Parameters

[in]	field	- self
[in]	xsize	- the xsize
[in]	ysize	- the ysize
[in]	data	- the data
[in]	type	- the data type

Returns: 1 on success otherwise 0

◆ RaveField_setDatafield()

int RaveField_setDatafield	(	RaveField_t *	field,
		RaveData2D_t *	datafield )

Sets the rave data 2d field.

This will create a clone from the provided data field.

Parameters

[in]	field	- self
[in]	datafield	- the data field to use (MAY NOT BE NULL)

Returns: 1 on success otherwise 0

◆ RaveField_setLazyDataset()

int RaveField_setLazyDataset	(	RaveField_t *	field,
		LazyDataset_t *	lazyDataset )

Sets a lazy dataset as data member.

On any requests to receive data, the lazy dataset will be used to populate the internal data field.

Parameters

[in]

◆ RaveField_setValue()

int RaveField_setValue	(	RaveField_t *	field,
		long	x,
		long	y,
		double	value )

Sets the value at specified position.

Parameters

[in]	field	- self
[in]	x	- x coordinate
[in]	y	- y coordinate
[in]	value	- the value to be set at specified coordinate

Variable Documentation

◆ RaveField_TYPE

RaveCoreObjectType RaveField_TYPE

Initial value:

= {
    "RaveField",
    sizeof(RaveField_t),
    RaveField_constructor,
    RaveField_destructor,
    RaveField_copyconstructor
}

Type definition to use when creating a rave object.

Classes

Functions

Variables

Detailed Description

Function Documentation

◆ RaveField_addAttribute()

◆ RaveField_addAttributeVersion()

◆ RaveField_circshiftData()

◆ RaveField_concatX()

◆ RaveField_createData()

◆ RaveField_getAttribute()

◆ RaveField_getAttributeNames()

◆ RaveField_getAttributeNamesVersion()

◆ RaveField_getAttributeValues()

◆ RaveField_getAttributeValuesVersion()

◆ RaveField_getConvertedValue()

◆ RaveField_getData()

◆ RaveField_getDatafield()

◆ RaveField_getDataType()

◆ RaveField_getInternalAttributeValues()

◆ RaveField_getValue()

◆ RaveField_getXsize()

◆ RaveField_getYsize()

◆ RaveField_hasAttribute()

◆ RaveField_hasAttributeStringValue()

◆ RaveField_removeAttributes()

◆ RaveField_setData()

◆ RaveField_setDatafield()

◆ RaveField_setLazyDataset()

◆ RaveField_setValue()

Variable Documentation

◆ RaveField_TYPE