QBuffer

Provides a data store for raw data to later be used as vertices or uniforms. More…

New in version 6.0.

Synopsis

Functions

• def accessType ()

• def data ()

• def setData (bytes)

• def updateData (offset, bytes)

• def usage ()

Slots

• def setAccessType (access)

• def setUsage (usage)

Signals

• def accessTypeChanged (access)

• def dataAvailable ()

• def dataChanged (bytes)

• def usageChanged (usage)

Detailed Description

Data can be provided directly using setData() .

class PySide6.Qt3DCore.Qt3DCore.QBuffer([parent=None])

Parameters

parent – PySide6.Qt3DCore.Qt3DCore.QNode

Constructs a new QBuffer with parent.

PySide6.Qt3DCore.Qt3DCore.QBuffer.UsageType

The type of the usage.

Constant	Description
Qt3DCore.QBuffer.StreamDraw	GL_STREAM_DRAW
Qt3DCore.QBuffer.StreamRead	GL_STREAM_READ
Qt3DCore.QBuffer.StreamCopy	GL_STREAM_COPY
Qt3DCore.QBuffer.StaticDraw	GL_STATIC_DRAW
Qt3DCore.QBuffer.StaticRead	GL_STATIC_READ
Qt3DCore.QBuffer.StaticCopy	GL_STATIC_COPY
Qt3DCore.QBuffer.DynamicDraw	GL_DYNAMIC_DRAW
Qt3DCore.QBuffer.DynamicRead	GL_DYNAMIC_READ
Qt3DCore.QBuffer.DynamicCopy	GL_DYNAMIC_COPY

PySide6.Qt3DCore.Qt3DCore.QBuffer.AccessType

Constant	Description
Qt3DCore.QBuffer.Write	Write access
Qt3DCore.QBuffer.Read	Read access
Qt3DCore.QBuffer.ReadWrite	Write|Read

PySide6.Qt3DCore.Qt3DCore.QBuffer.accessType()

Return type

AccessType

Returns the AccessType of the buffer.

See also

AccessType

PySide6.Qt3DCore.Qt3DCore.QBuffer.accessTypeChanged(access)

Parameters

access – AccessType

PySide6.Qt3DCore.Qt3DCore.QBuffer.data()

Return type

PySide6.QtCore.QByteArray

Returns the data.

See also

setData()

PySide6.Qt3DCore.Qt3DCore.QBuffer.dataAvailable()

PySide6.Qt3DCore.Qt3DCore.QBuffer.dataChanged(bytes)

Parameters

bytes – PySide6.QtCore.QByteArray

PySide6.Qt3DCore.Qt3DCore.QBuffer.setAccessType(access)

Parameters

access – AccessType

Returns the AccessType of the buffer.

See also

AccessType

PySide6.Qt3DCore.Qt3DCore.QBuffer.setData(bytes)

Parameters

bytes – PySide6.QtCore.QByteArray

Sets bytes as data.

See also

data()

PySide6.Qt3DCore.Qt3DCore.QBuffer.setUsage(usage)

Parameters

usage – UsageType

Holds the buffer usage.

PySide6.Qt3DCore.Qt3DCore.QBuffer.updateData(offset, bytes)

Parameters

• offset – int

• bytes – PySide6.QtCore.QByteArray

Updates the data by replacing it with bytes at offset.

PySide6.Qt3DCore.Qt3DCore.QBuffer.usage()

Return type

UsageType

Holds the buffer usage.

PySide6.Qt3DCore.Qt3DCore.QBuffer.usageChanged(usage)

Parameters

usage – UsageType