GLScatterPlotItem#

class pyqtgraph.opengl.GLScatterPlotItem(parentItem=None, **kwds)[source]#

Draws points at a list of 3D positions.

__init__(parentItem=None, **kwds)[source]#
setData(**kwds)[source]#

Update the data displayed by this item. All arguments are optional; for example it is allowed to update spot positions while leaving colors unchanged, etc.

Arguments:

pos

(N,3) array of floats specifying point locations.

color

(N,4) array of floats (0.0-1.0) specifying spot colors OR a tuple of floats specifying a single color for all spots.

size

(N,) array of floats specifying spot sizes or a single value to apply to all spots.

pxMode

If True, spot sizes are expressed in pixels. Otherwise, they are expressed in item coordinates.