QgsMeshLayerRenderer Class Reference

Implementation of threaded rendering for mesh layers. More...

#include <qgsmeshlayerrenderer.h>

Inheritance diagram for QgsMeshLayerRenderer:

Public Member Functions
	QgsMeshLayerRenderer (QgsMeshLayer *layer, QgsRenderContext &context)
	Ctor. More...
	~QgsMeshLayerRenderer () override=default
QgsFeedback *	feedback () const override
	Access to feedback object of the layer renderer (may be nullptr) More...
bool	render () override
	Do the rendering (based on data stored in the class) More...
Public Member Functions inherited from QgsMapLayerRenderer
	QgsMapLayerRenderer (const QString &layerID, QgsRenderContext *context=nullptr)
	Constructor for QgsMapLayerRenderer, with the associated layerID and render context. More...
virtual	~QgsMapLayerRenderer ()=default
QStringList	errors () const
	Returns list of errors (problems) that happened during the rendering. More...
QString	layerId () const
	Gets access to the ID of the layer rendered by this class. More...
QgsRenderContext *	renderContext ()
	Returns the render context associated with the renderer. More...

Protected Attributes
std::unique_ptr< QgsMeshLayerRendererFeedback >	mFeedback
	feedback class for cancellation More...
QgsMesh	mNativeMesh
QSize	mOutputSize
QgsMeshRendererSettings	mRendererSettings
QgsMeshDataBlock	mScalarActiveFaceFlagValues
bool	mScalarDataOnVertices = true
double	mScalarDatasetMaximum = std::numeric_limits<double>::quiet_NaN()
double	mScalarDatasetMinimum = std::numeric_limits<double>::quiet_NaN()
QVector< double >	mScalarDatasetValues
QgsTriangularMesh	mTriangularMesh
bool	mVectorDataOnVertices = true
double	mVectorDatasetGroupMagMaximum = std::numeric_limits<double>::quiet_NaN()
double	mVectorDatasetGroupMagMinimum = std::numeric_limits<double>::quiet_NaN()
double	mVectorDatasetMagMaximum = std::numeric_limits<double>::quiet_NaN()
double	mVectorDatasetMagMinimum = std::numeric_limits<double>::quiet_NaN()
QgsMeshDataBlock	mVectorDatasetValues
QVector< double >	mVectorDatasetValuesMag
Protected Attributes inherited from QgsMapLayerRenderer
QStringList	mErrors
QString	mLayerID

Detailed Description

Implementation of threaded rendering for mesh layers.

Note

not available in Python bindings

Since

QGIS 3.2

Definition at line 85 of file qgsmeshlayerrenderer.h.

Constructor & Destructor Documentation

QgsMeshLayerRenderer()

QgsMeshLayerRenderer::QgsMeshLayerRenderer	(	QgsMeshLayer *	layer,
		QgsRenderContext &	context
	)

Ctor.

Definition at line 39 of file qgsmeshlayerrenderer.cpp.

~QgsMeshLayerRenderer()

QgsMeshLayerRenderer::~QgsMeshLayerRenderer ( )

overridedefault

Member Function Documentation

feedback()

QgsFeedback * QgsMeshLayerRenderer::feedback ( ) const

overridevirtual

Access to feedback object of the layer renderer (may be nullptr)

Since

QGIS 3.0

Reimplemented from QgsMapLayerRenderer.

Definition at line 59 of file qgsmeshlayerrenderer.cpp.

render()

bool QgsMeshLayerRenderer::render ( )

overridevirtual

Do the rendering (based on data stored in the class)

Implements QgsMapLayerRenderer.

Definition at line 200 of file qgsmeshlayerrenderer.cpp.

Member Data Documentation

mFeedback

std::unique_ptr<QgsMeshLayerRendererFeedback> QgsMeshLayerRenderer::mFeedback

protected

feedback class for cancellation

Definition at line 105 of file qgsmeshlayerrenderer.h.

mNativeMesh

QgsMesh QgsMeshLayerRenderer::mNativeMesh

protected

Definition at line 108 of file qgsmeshlayerrenderer.h.

mOutputSize

QSize QgsMeshLayerRenderer::mOutputSize

protected

Definition at line 133 of file qgsmeshlayerrenderer.h.

mRendererSettings

QgsMeshRendererSettings QgsMeshLayerRenderer::mRendererSettings

protected

Definition at line 130 of file qgsmeshlayerrenderer.h.

mScalarActiveFaceFlagValues

QgsMeshDataBlock QgsMeshLayerRenderer::mScalarActiveFaceFlagValues

protected

Definition at line 115 of file qgsmeshlayerrenderer.h.

mScalarDataOnVertices

bool QgsMeshLayerRenderer::mScalarDataOnVertices = true

protected

Definition at line 116 of file qgsmeshlayerrenderer.h.

mScalarDatasetMaximum

double QgsMeshLayerRenderer::mScalarDatasetMaximum = std::numeric_limits<double>::quiet_NaN()

protected

Definition at line 118 of file qgsmeshlayerrenderer.h.

mScalarDatasetMinimum

double QgsMeshLayerRenderer::mScalarDatasetMinimum = std::numeric_limits<double>::quiet_NaN()

protected

Definition at line 117 of file qgsmeshlayerrenderer.h.

mScalarDatasetValues

QVector<double> QgsMeshLayerRenderer::mScalarDatasetValues

protected

Definition at line 114 of file qgsmeshlayerrenderer.h.

mTriangularMesh

QgsTriangularMesh QgsMeshLayerRenderer::mTriangularMesh

protected

Definition at line 111 of file qgsmeshlayerrenderer.h.

mVectorDataOnVertices

bool QgsMeshLayerRenderer::mVectorDataOnVertices = true

protected

Definition at line 127 of file qgsmeshlayerrenderer.h.

mVectorDatasetGroupMagMaximum

double QgsMeshLayerRenderer::mVectorDatasetGroupMagMaximum = std::numeric_limits<double>::quiet_NaN()

protected

Definition at line 126 of file qgsmeshlayerrenderer.h.

mVectorDatasetGroupMagMinimum

double QgsMeshLayerRenderer::mVectorDatasetGroupMagMinimum = std::numeric_limits<double>::quiet_NaN()

protected

Definition at line 125 of file qgsmeshlayerrenderer.h.

mVectorDatasetMagMaximum

double QgsMeshLayerRenderer::mVectorDatasetMagMaximum = std::numeric_limits<double>::quiet_NaN()

protected

Definition at line 124 of file qgsmeshlayerrenderer.h.

mVectorDatasetMagMinimum

double QgsMeshLayerRenderer::mVectorDatasetMagMinimum = std::numeric_limits<double>::quiet_NaN()

protected

Definition at line 123 of file qgsmeshlayerrenderer.h.

mVectorDatasetValues

QgsMeshDataBlock QgsMeshLayerRenderer::mVectorDatasetValues

protected

Definition at line 121 of file qgsmeshlayerrenderer.h.

mVectorDatasetValuesMag

QVector<double> QgsMeshLayerRenderer::mVectorDatasetValuesMag

protected

Definition at line 122 of file qgsmeshlayerrenderer.h.

---

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

• /build/qgis-3.10.0+15buster/src/core/mesh/qgsmeshlayerrenderer.h
• /build/qgis-3.10.0+15buster/src/core/mesh/qgsmeshlayerrenderer.cpp