MRRectIndexer.h File Reference

#include <MRCMesh/MRId.h>
#include <MRCMesh/MRVector2.h>
#include <MRCMisc/common.h>
#include <MRCMisc/exports.h>
#include <stdbool.h>
#include <stddef.h>

Go to the source code of this file.

Typedefs
typedef struct MR_DistanceMap	MR_DistanceMap
typedef struct MR_Matrix_float	MR_Matrix_float
typedef struct MR_PixelBitSet	MR_PixelBitSet
typedef signed char	MR_OutEdge2
typedef struct MR_RectIndexer	MR_RectIndexer

Enumerations
enum	{   MR_OutEdge2_Invalid = -1 , MR_OutEdge2_PlusY = 0 , MR_OutEdge2_MinusY = 1 , MR_OutEdge2_PlusX = 2 ,   MR_OutEdge2_MinusX = 3 , MR_OutEdge2_Count = 4 }

Functions
MRC_API MR_OutEdge2	MR_opposite_MR_OutEdge2 (MR_OutEdge2 e)
	Generated from function MR::opposite.
MRC_API MR_RectIndexer *	MR_RectIndexer_DefaultConstruct (void)
MRC_API MR_RectIndexer *	MR_RectIndexer_DefaultConstructArray (size_t num_elems)
MRC_API const MR_RectIndexer *	MR_RectIndexer_OffsetPtr (const MR_RectIndexer *ptr, ptrdiff_t i)
MRC_API MR_RectIndexer *	MR_RectIndexer_OffsetMutablePtr (MR_RectIndexer *ptr, ptrdiff_t i)
MRC_API const MR_DistanceMap *	MR_RectIndexer_StaticDowncastTo_MR_DistanceMap (const MR_RectIndexer *object)
MRC_API MR_DistanceMap *	MR_RectIndexer_MutableStaticDowncastTo_MR_DistanceMap (MR_RectIndexer *object)
MRC_API const MR_Matrix_float *	MR_RectIndexer_StaticDowncastTo_MR_Matrix_float (const MR_RectIndexer *object)
MRC_API MR_Matrix_float *	MR_RectIndexer_MutableStaticDowncastTo_MR_Matrix_float (MR_RectIndexer *object)
MRC_API MR_RectIndexer *	MR_RectIndexer_ConstructFromAnother (const MR_RectIndexer *_other)
MRC_API MR_RectIndexer *	MR_RectIndexer_Construct (const MR_Vector2i *dims)
MRC_API void	MR_RectIndexer_Destroy (const MR_RectIndexer *_this)
	Destroys a heap-allocated instance of MR_RectIndexer. Does nothing if the pointer is null.
MRC_API void	MR_RectIndexer_DestroyArray (const MR_RectIndexer *_this)
	Destroys a heap-allocated array of MR_RectIndexer. Does nothing if the pointer is null.
MRC_API MR_RectIndexer *	MR_RectIndexer_AssignFromAnother (MR_RectIndexer *_this, const MR_RectIndexer *_other)
MRC_API void	MR_RectIndexer_resize (MR_RectIndexer *_this, const MR_Vector2i *dims)
MRC_API const MR_Vector2i *	MR_RectIndexer_dims (const MR_RectIndexer *_this)
MRC_API MR_uint64_t	MR_RectIndexer_size (const MR_RectIndexer *_this)
MRC_API MR_Vector2i	MR_RectIndexer_toPos_MR_PixelId (const MR_RectIndexer *_this, MR_PixelId id)
MRC_API MR_Vector2i	MR_RectIndexer_toPos_uint64_t (const MR_RectIndexer *_this, MR_uint64_t id)
MRC_API MR_PixelId	MR_RectIndexer_toPixelId (const MR_RectIndexer *_this, const MR_Vector2i *pos)
MRC_API MR_uint64_t	MR_RectIndexer_toIndex (const MR_RectIndexer *_this, const MR_Vector2i *pos)
MRC_API bool	MR_RectIndexer_areNeigbors_MR_PixelId (const MR_RectIndexer *_this, MR_PixelId v0, MR_PixelId v1)
MRC_API bool	MR_RectIndexer_areNeigbors_MR_Vector2i (const MR_RectIndexer *_this, const MR_Vector2i *pos0, const MR_Vector2i *pos1)
MRC_API MR_PixelId	MR_RectIndexer_getNeighbor_2 (const MR_RectIndexer *_this, MR_PixelId v, MR_OutEdge2 toNei)
MRC_API MR_PixelId	MR_RectIndexer_getNeighbor_3 (const MR_RectIndexer *_this, MR_PixelId v, const MR_Vector2i *pos, MR_OutEdge2 toNei)
MRC_API void	MR_expandPixelMask (MR_PixelBitSet *mask, const MR_RectIndexer *indexer, const int *expansion)
MRC_API void	MR_shrinkPixelMask (MR_PixelBitSet *mask, const MR_RectIndexer *indexer, const int *shrinkage)

Typedef Documentation

MR_DistanceMap

typedef struct MR_DistanceMap MR_DistanceMap

MR_Matrix_float

typedef struct MR_Matrix_float MR_Matrix_float

MR_OutEdge2

typedef signed char MR_OutEdge2

MR_PixelBitSet

typedef struct MR_PixelBitSet MR_PixelBitSet

MR_RectIndexer

typedef struct MR_RectIndexer MR_RectIndexer

a class for converting 2D integer coordinates into 1D linear coordinates and backward Generated from class MR::RectIndexer. Derived classes: Direct: (non-virtual) MR::DistanceMap MR::Matrix<float> Supported MR_PassBy modes: MR_PassBy_DefaultConstruct, MR_PassBy_Copy, MR_PassBy_Move (and MR_PassBy_DefaultArgument and MR_PassBy_NoObject if supported by the callee).

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
MR_OutEdge2_Invalid
MR_OutEdge2_PlusY
MR_OutEdge2_MinusY
MR_OutEdge2_PlusX
MR_OutEdge2_MinusX
MR_OutEdge2_Count

Function Documentation

MR_expandPixelMask()

MRC_API void MR_expandPixelMask	(	MR_PixelBitSet *	mask,
		const MR_RectIndexer *	indexer,
		const int *	expansion )

expands PixelBitSet with given number of steps Generated from function MR::expandPixelMask. Parameter mask can not be null. It is a single object. Parameter indexer can not be null. It is a single object. Parameter expansion has a default argument: 1, pass a null pointer to use it.

MR_opposite_MR_OutEdge2()

MRC_API MR_OutEdge2 MR_opposite_MR_OutEdge2

(

MR_OutEdge2

e

)

Generated from function MR::opposite.

MR_RectIndexer_areNeigbors_MR_PixelId()

MRC_API bool MR_RectIndexer_areNeigbors_MR_PixelId	(	const MR_RectIndexer *	_this,
		MR_PixelId	v0,
		MR_PixelId	v1 )

returns true if v1 is within at most 4 neighbors of v0 Generated from method MR::RectIndexer::areNeigbors. Parameter _this can not be null. It is a single object.

MR_RectIndexer_areNeigbors_MR_Vector2i()

MRC_API bool MR_RectIndexer_areNeigbors_MR_Vector2i	(	const MR_RectIndexer *	_this,
		const MR_Vector2i *	pos0,
		const MR_Vector2i *	pos1 )

Generated from method MR::RectIndexer::areNeigbors. Parameter _this can not be null. It is a single object. Parameter pos0 can not be null. It is a single object. Parameter pos1 can not be null. It is a single object.

MR_RectIndexer_AssignFromAnother()

MRC_API MR_RectIndexer * MR_RectIndexer_AssignFromAnother	(	MR_RectIndexer *	_this,
		const MR_RectIndexer *	_other )

Generated from method MR::RectIndexer::operator=. Parameter _this can not be null. It is a single object. Parameter _other can not be null. It is a single object. The reference to things referred to by the parameter _other (if any) might be preserved in this object. The returned pointer will never be null. It is non-owning, do NOT destroy it. When this function is called, this object will drop any object references it had previously.

MR_RectIndexer_Construct()

MRC_API MR_RectIndexer * MR_RectIndexer_Construct

(

const MR_Vector2i *

dims

)

Generated from constructor MR::RectIndexer::RectIndexer. Parameter dims can not be null. It is a single object. The reference to the parameter dims might be preserved in the constructed object. Never returns null. Returns an instance allocated on the heap! Must call MR_RectIndexer_Destroy() to free it when you're done using it.

MR_RectIndexer_ConstructFromAnother()

MRC_API MR_RectIndexer * MR_RectIndexer_ConstructFromAnother

(

const MR_RectIndexer *

_other

)

Generated from constructor MR::RectIndexer::RectIndexer. Parameter _other can not be null. It is a single object. The reference to things referred to by the parameter _other (if any) might be preserved in the constructed object. Never returns null. Returns an instance allocated on the heap! Must call MR_RectIndexer_Destroy() to free it when you're done using it.

MR_RectIndexer_DefaultConstruct()

MRC_API MR_RectIndexer * MR_RectIndexer_DefaultConstruct

(

void

)

Constructs an empty (default-constructed) instance. Never returns null. Returns an instance allocated on the heap! Must call MR_RectIndexer_Destroy() to free it when you're done using it.

MR_RectIndexer_DefaultConstructArray()

MRC_API MR_RectIndexer * MR_RectIndexer_DefaultConstructArray

(

size_t

num_elems

)

Constructs an array of empty (default-constructed) instances, of the specified size. Will never return null. The array must be destroyed using MR_RectIndexer_DestroyArray(). Use MR_RectIndexer_OffsetMutablePtr() and MR_RectIndexer_OffsetPtr() to access the array elements.

MR_RectIndexer_Destroy()

MRC_API void MR_RectIndexer_Destroy

(

const MR_RectIndexer *

_this

)

Destroys a heap-allocated instance of MR_RectIndexer. Does nothing if the pointer is null.

MR_RectIndexer_DestroyArray()

MRC_API void MR_RectIndexer_DestroyArray

(

const MR_RectIndexer *

_this

)

Destroys a heap-allocated array of MR_RectIndexer. Does nothing if the pointer is null.

MR_RectIndexer_dims()

MRC_API const MR_Vector2i * MR_RectIndexer_dims

(

const MR_RectIndexer *

_this

)

Generated from method MR::RectIndexer::dims. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_RectIndexer_getNeighbor_2()

MRC_API MR_PixelId MR_RectIndexer_getNeighbor_2	(	const MR_RectIndexer *	_this,
		MR_PixelId	v,
		MR_OutEdge2	toNei )

returns id of v's neighbor specified by the edge Generated from method MR::RectIndexer::getNeighbor. Parameter _this can not be null. It is a single object.

MR_RectIndexer_getNeighbor_3()

MRC_API MR_PixelId MR_RectIndexer_getNeighbor_3	(	const MR_RectIndexer *	_this,
		MR_PixelId	v,
		const MR_Vector2i *	pos,
		MR_OutEdge2	toNei )

Generated from method MR::RectIndexer::getNeighbor. Parameter _this can not be null. It is a single object. Parameter pos can not be null. It is a single object.

MR_RectIndexer_MutableStaticDowncastTo_MR_DistanceMap()

MRC_API MR_DistanceMap * MR_RectIndexer_MutableStaticDowncastTo_MR_DistanceMap

(

MR_RectIndexer *

object

)

Downcasts an instance of MR::RectIndexer to a derived class MR::DistanceMap. This is a static downcast, it trusts the programmer that the target type is correct. Results in UB and returns an invalid pointer otherwise.

MR_RectIndexer_MutableStaticDowncastTo_MR_Matrix_float()

MRC_API MR_Matrix_float * MR_RectIndexer_MutableStaticDowncastTo_MR_Matrix_float

(

MR_RectIndexer *

object

)

Downcasts an instance of MR::RectIndexer to a derived class MR::Matrix<float>. This is a static downcast, it trusts the programmer that the target type is correct. Results in UB and returns an invalid pointer otherwise.

MR_RectIndexer_OffsetMutablePtr()

MRC_API MR_RectIndexer * MR_RectIndexer_OffsetMutablePtr	(	MR_RectIndexer *	ptr,
		ptrdiff_t	i )

Offsets a pointer to an array element by i positions (not bytes). Use only if you're certain that the pointer points to an array element. The reference to the parameter ptr might be preserved in the return value.

MR_RectIndexer_OffsetPtr()

MRC_API const MR_RectIndexer * MR_RectIndexer_OffsetPtr	(	const MR_RectIndexer *	ptr,
		ptrdiff_t	i )

Offsets a pointer to an array element by i positions (not bytes). Use only if you're certain that the pointer points to an array element. The reference to the parameter ptr might be preserved in the return value.

MR_RectIndexer_resize()

MRC_API void MR_RectIndexer_resize	(	MR_RectIndexer *	_this,
		const MR_Vector2i *	dims )

Generated from method MR::RectIndexer::resize. Parameter _this can not be null. It is a single object. Parameter dims can not be null. It is a single object.

MR_RectIndexer_size()

MRC_API MR_uint64_t MR_RectIndexer_size

(

const MR_RectIndexer *

_this

)

Generated from method MR::RectIndexer::size. Parameter _this can not be null. It is a single object.

MR_RectIndexer_StaticDowncastTo_MR_DistanceMap()

MRC_API const MR_DistanceMap * MR_RectIndexer_StaticDowncastTo_MR_DistanceMap

(

const MR_RectIndexer *

object

)

Downcasts an instance of MR::RectIndexer to a derived class MR::DistanceMap. This is a static downcast, it trusts the programmer that the target type is correct. Results in UB and returns an invalid pointer otherwise. This version is acting on mutable pointers.

MR_RectIndexer_StaticDowncastTo_MR_Matrix_float()

MRC_API const MR_Matrix_float * MR_RectIndexer_StaticDowncastTo_MR_Matrix_float

(

const MR_RectIndexer *

object

)

Downcasts an instance of MR::RectIndexer to a derived class MR::Matrix<float>. This is a static downcast, it trusts the programmer that the target type is correct. Results in UB and returns an invalid pointer otherwise. This version is acting on mutable pointers.

MR_RectIndexer_toIndex()

MRC_API MR_uint64_t MR_RectIndexer_toIndex	(	const MR_RectIndexer *	_this,
		const MR_Vector2i *	pos )

Generated from method MR::RectIndexer::toIndex. Parameter _this can not be null. It is a single object. Parameter pos can not be null. It is a single object.

MR_RectIndexer_toPixelId()

MRC_API MR_PixelId MR_RectIndexer_toPixelId	(	const MR_RectIndexer *	_this,
		const MR_Vector2i *	pos )

Generated from method MR::RectIndexer::toPixelId. Parameter _this can not be null. It is a single object. Parameter pos can not be null. It is a single object.

MR_RectIndexer_toPos_MR_PixelId()

MRC_API MR_Vector2i MR_RectIndexer_toPos_MR_PixelId	(	const MR_RectIndexer *	_this,
		MR_PixelId	id )

Generated from method MR::RectIndexer::toPos. Parameter _this can not be null. It is a single object.

MR_RectIndexer_toPos_uint64_t()

MRC_API MR_Vector2i MR_RectIndexer_toPos_uint64_t	(	const MR_RectIndexer *	_this,
		MR_uint64_t	id )

Generated from method MR::RectIndexer::toPos. Parameter _this can not be null. It is a single object.

MR_shrinkPixelMask()

MRC_API void MR_shrinkPixelMask	(	MR_PixelBitSet *	mask,
		const MR_RectIndexer *	indexer,
		const int *	shrinkage )

shrinks PixelBitSet with given number of steps Generated from function MR::shrinkPixelMask. Parameter mask can not be null. It is a single object. Parameter indexer can not be null. It is a single object. Parameter shrinkage has a default argument: 1, pass a null pointer to use it.