QGIS API Documentation 3.99.0-Master (2fe06baccd8)
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QgsMeshMemoryDataset Class Reference

Stores mesh memory datasets. More...

#include <qgsmeshdataset.h>

Inheritance diagram for QgsMeshMemoryDataset:

Public Member Functions

 QgsMeshMemoryDataset ()=default
QgsMeshDataBlock areFacesActive (int faceIndex, int count) const override
 Returns whether faces are active.
void calculateMinMax ()
 Calculates the minimum and the maximum of this group.
QgsMeshDatasetValue datasetValue (int valueIndex) const override
 Returns the value with index valueIndex.
QgsMeshDataBlock datasetValues (bool isScalar, int valueIndex, int count) const override
 Returns count values from valueIndex.
bool isActive (int faceIndex) const override
 Returns whether the face is active.
QgsMeshDatasetMetadata metadata () const override
 Returns the metadata of the dataset.
int valuesCount () const override
 Returns the values count.
Public Member Functions inherited from QgsMeshDataset
 QgsMeshDataset ()=default
virtual ~QgsMeshDataset ()=default

Public Attributes

QVector< int > active
double maximum = std::numeric_limits<double>::quiet_NaN()
double minimum = std::numeric_limits<double>::quiet_NaN()
double time = -1
bool valid = false
QVector< QgsMeshDatasetValuevalues

Detailed Description

Stores mesh memory datasets.

The QgsMeshDatasetValue objects and whether the faces are active are stored in QVector containers that are exposed for efficiency.

Since
QGIS 3.16

Definition at line 722 of file qgsmeshdataset.h.

Constructor & Destructor Documentation

◆ QgsMeshMemoryDataset()

QgsMeshMemoryDataset::QgsMeshMemoryDataset ( )
default

Member Function Documentation

◆ areFacesActive()

QgsMeshDataBlock QgsMeshMemoryDataset::areFacesActive ( int faceIndex,
int count ) const
overridevirtual

Returns whether faces are active.

Implements QgsMeshDataset.

Definition at line 913 of file qgsmeshdataset.cpp.

◆ calculateMinMax()

void QgsMeshMemoryDataset::calculateMinMax ( )

Calculates the minimum and the maximum of this group.

Definition at line 931 of file qgsmeshdataset.cpp.

◆ datasetValue()

QgsMeshDatasetValue QgsMeshMemoryDataset::datasetValue ( int valueIndex) const
overridevirtual

Returns the value with index valueIndex.

Implements QgsMeshDataset.

Definition at line 882 of file qgsmeshdataset.cpp.

◆ datasetValues()

QgsMeshDataBlock QgsMeshMemoryDataset::datasetValues ( bool isScalar,
int valueIndex,
int count ) const
overridevirtual

Returns count values from valueIndex.

Implements QgsMeshDataset.

Definition at line 890 of file qgsmeshdataset.cpp.

◆ isActive()

bool QgsMeshMemoryDataset::isActive ( int faceIndex) const
overridevirtual

Returns whether the face is active.

Implements QgsMeshDataset.

Definition at line 966 of file qgsmeshdataset.cpp.

◆ metadata()

QgsMeshDatasetMetadata QgsMeshMemoryDataset::metadata ( ) const
overridevirtual

Returns the metadata of the dataset.

Implements QgsMeshDataset.

Definition at line 926 of file qgsmeshdataset.cpp.

◆ valuesCount()

int QgsMeshMemoryDataset::valuesCount ( ) const
overridevirtual

Returns the values count.

Implements QgsMeshDataset.

Definition at line 974 of file qgsmeshdataset.cpp.

Member Data Documentation

◆ active

QVector<int> QgsMeshMemoryDataset::active

Definition at line 739 of file qgsmeshdataset.h.

◆ maximum

double QgsMeshMemoryDataset::maximum = std::numeric_limits<double>::quiet_NaN()

Definition at line 743 of file qgsmeshdataset.h.

◆ minimum

double QgsMeshMemoryDataset::minimum = std::numeric_limits<double>::quiet_NaN()

Definition at line 742 of file qgsmeshdataset.h.

◆ time

double QgsMeshMemoryDataset::time = -1

Definition at line 740 of file qgsmeshdataset.h.

◆ valid

bool QgsMeshMemoryDataset::valid = false

Definition at line 741 of file qgsmeshdataset.h.

◆ values

QVector<QgsMeshDatasetValue> QgsMeshMemoryDataset::values

Definition at line 738 of file qgsmeshdataset.h.


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