pyqtgraph

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This forum is for discussion of pyqtgraph, an open source scientific graphics library for Python and Qt.

Home: http://pyqtgraph.org

Code: https://github.com/pyqtgraph

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JJ, … Ognyan Moore4

Jun 24

Set the Z value of the grid lines

A little more context, for performance reasons a while ago it was decided that grid lines should be

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Set the Z value of the grid lines

A little more context, for performance reasons a while ago it was decided that grid lines should be

Jun 24

Jason Morgan, … Oli N3

Jun 20

Displaying multi-channel images

I have to say I found the ImageView example a bit too complex to be a useful demo of the imageView()

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Displaying multi-channel images

I have to say I found the ImageView example a bit too complex to be a useful demo of the imageView()

Jun 20

Jun 5

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Jun 5

May 27

How to hide ImageView timeline region?

Hi! I am trying to find a way to hide the timeline region in ImageView. I can hide the timeline

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How to hide ImageView timeline region?

Hi! I am trying to find a way to hide the timeline region in ImageView. I can hide the timeline

May 27

May 9

How make TextItem Sticky in PlotWidget

import pyqtgraph as pg from pyqtgraph import PlotWidget, TextItem from PySide6.QtWidgets import

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How make TextItem Sticky in PlotWidget

import pyqtgraph as pg from pyqtgraph import PlotWidget, TextItem from PySide6.QtWidgets import

May 9

Stavros Ntaountakis

Feb 26

QSplitter inside a GraphicsLayout

Hello, I have a GraphicsLayoutWidget which includes many sub layouts (GraphicsLayout). Each sub-

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QSplitter inside a GraphicsLayout

Hello, I have a GraphicsLayoutWidget which includes many sub layouts (GraphicsLayout). Each sub-

Feb 26

Jameson Rollins, Martin Chase2

Feb 21

viewBox position of mouse click for context menu?

At a guess, the viewBox is also in the global coordinate system, and what you want is the position of

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viewBox position of mouse click for context menu?

At a guess, the viewBox is also in the global coordinate system, and what you want is the position of

Feb 21

11/22/23

Python Code with Customizable GUI for Image Plotting and Manipulation

Hello everyone, I'm on the lookout for a Python code that provides a GUI for image plotting and

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Python Code with Customizable GUI for Image Plotting and Manipulation

Hello everyone, I'm on the lookout for a Python code that provides a GUI for image plotting and

11/22/23

11/20/23

pyqtgraph ticks auf der x Achse wiederhohlen

Hello everyone, Does anyone have an idea how I could use pyqtgraph (PyQt5) to repeat the x-axis when

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pyqtgraph ticks auf der x Achse wiederhohlen

Hello everyone, Does anyone have an idea how I could use pyqtgraph (PyQt5) to repeat the x-axis when

11/20/23

11/9/23

PyQTGraph Examples - Basic Plotting. How to align the plots and their axis?

Basic Plotting shows a 3 by 3 set of plots in one GraphicsLayoutWidget but all of them have differnt

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PyQTGraph Examples - Basic Plotting. How to align the plots and their axis?

Basic Plotting shows a 3 by 3 set of plots in one GraphicsLayoutWidget but all of them have differnt

11/9/23

GURSIMRAN SINGH

10/29/23

Plotting a Matrix of Colors

Hi PyQTgraph community, I'm looking at some way of plotting a matrix of colors, such that when i

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Plotting a Matrix of Colors

Hi PyQTgraph community, I'm looking at some way of plotting a matrix of colors, such that when i

10/29/23

10/24/23

How to show colorbar endpoints?

Hello, I am new to using pyqtgraph and am impressed with what I've seen. I have a quick question

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How to show colorbar endpoints?

Hello, I am new to using pyqtgraph and am impressed with what I've seen. I have a quick question

10/24/23

10/16/23

3d picture show

how can i make 3d fig like this in pyqtgraph

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3d picture show

how can i make 3d fig like this in pyqtgraph

10/16/23

JMAG Data, Ognyan Moore3

10/12/23

pyqtgraph examples not working with python 3.10.12 & PyQt6 (6.5.2) installed

Ahh I see you're on Python 3.6, given that that is well past end of life I would suggest

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pyqtgraph examples not working with python 3.10.12 & PyQt6 (6.5.2) installed

Ahh I see you're on Python 3.6, given that that is well past end of life I would suggest

10/12/23

Robert Tokusho Flory

9/25/23

HistogramLUTItem not working in Ubuntu 22.04 with Python 3.10 from Anaconda

Hi, Has anyone else come across this? It works fine with the same Anaconda environment in Windows OS.

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HistogramLUTItem not working in Ubuntu 22.04 with Python 3.10 from Anaconda

Hi, Has anyone else come across this? It works fine with the same Anaconda environment in Windows OS.

9/25/23

9/21/23

pyqtgraph color map (color bar) extremely slow at updating

I am having trouble with a pyqtgraph w/ colorbar updating very slowly. I have created an app in PyQt5

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pyqtgraph color map (color bar) extremely slow at updating

I am having trouble with a pyqtgraph w/ colorbar updating very slowly. I have created an app in PyQt5

9/21/23

Adam Kowalski, Ognyan Moore2

9/11/23

licensing question

Hi Adam, I'm not a lawyer, and this is not an area I have much expertise, but my understanding is

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licensing question

Hi Adam, I'm not a lawyer, and this is not an area I have much expertise, but my understanding is

9/11/23

FighterAceee94, ixjl...@gmail.com2

9/10/23

Erratic camera movement when using pyqtgraph.opengl to display a meshitem

It looks like you're seeing something similar to the commenter here: https://github.com/pyqtgraph

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Erratic camera movement when using pyqtgraph.opengl to display a meshitem

It looks like you're seeing something similar to the commenter here: https://github.com/pyqtgraph

9/10/23

9/6/23

odd failure when rendering 3D data in Ubuntu 22.04 with VS Code IDE

Hi all, I'm developing some code to display coordinate frames and links for robot arms for a

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odd failure when rendering 3D data in Ubuntu 22.04 with VS Code IDE

Hi all, I'm developing some code to display coordinate frames and links for robot arms for a

9/6/23

biswaj...@gmail.com

8/25/23

vertical scale bar

I plot an image (kymograph) where the pixel dimensions are different along X and Y axes. I could add

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vertical scale bar

I plot an image (kymograph) where the pixel dimensions are different along X and Y axes. I could add

8/25/23

8/10/23

Different 3D plot from Matplotlib

Hi, I was trying to plot a 3D mesh using PyQtGraph and realized that it gives a different graph

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Different 3D plot from Matplotlib

Hi, I was trying to plot a 3D mesh using PyQtGraph and realized that it gives a different graph

8/10/23

7/19/23

When using pyqtgraph.PColorMeshItem,when using pyqtgraph.PColorMeshItem

Here's my code, the axis range is correct, but there's no image self.plot_widget = pg.

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When using pyqtgraph.PColorMeshItem,when using pyqtgraph.PColorMeshItem

Here's my code, the axis range is correct, but there's no image self.plot_widget = pg.

7/19/23

5/15/23

Graphs Scrolling Update, Issue

I added a workaround of removing and reapplying focus to the widget, and it resolved the issue.

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Graphs Scrolling Update, Issue

I added a workaround of removing and reapplying focus to the widget, and it resolved the issue.

5/15/23

4/30/23

Change colour of points in ROI zone (scatterplotitem)

I'm trying to figure out how to change the pen/brush/both of all points of a scatterplot within

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Change colour of points in ROI zone (scatterplotitem)

I'm trying to figure out how to change the pen/brush/both of all points of a scatterplot within

4/30/23

Edward Baudrez, Patrick3

4/12/23

False colour image without colour interpolation (i.e., discrete instead continuous)?

Hello Patrick, fantastic tip, thank you! I went to work with your suggestion and came up with the

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False colour image without colour interpolation (i.e., discrete instead continuous)?

Hello Patrick, fantastic tip, thank you! I went to work with your suggestion and came up with the

4/12/23

Jaykumar Vaidya

3/26/23

Log scale with 0 values

Hello everyone, I am trying to make a "symlog" scale plot that has broken axis near a

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Log scale with 0 values

Hello everyone, I am trying to make a "symlog" scale plot that has broken axis near a

3/26/23

3/20/23

Skip weekends when using DateAxisItem

I'd like to plot some financial data. Only the weekdays are relevant. I'm using the

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Skip weekends when using DateAxisItem

I'd like to plot some financial data. Only the weekdays are relevant. I'm using the

3/20/23

片山大輝, Shin-ichiro Tanaka3

3/13/23

How to change background color of the PlotWidget in a JupyterNotebook

Tanaka-san I appreciate your response to my issue. Your answer was very helpful and it was able to

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How to change background color of the PlotWidget in a JupyterNotebook

Tanaka-san I appreciate your response to my issue. Your answer was very helpful and it was able to

3/13/23

2/21/23

Recursion error

I get the following error while zooming in and out of a graph: Traceback (most recent call last):

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Recursion error

I get the following error while zooming in and out of a graph: Traceback (most recent call last):

2/21/23

Christophe Loraux2

2/21/23

scatter display issues after upgrading Pyqt5 to Pyqt6

I reverted back to Pyqt5: On Tuesday, February 21, 2023 at 3:31:57 PM UTC+1 Christophe Loraux wrote:

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scatter display issues after upgrading Pyqt5 to Pyqt6

I reverted back to Pyqt5: On Tuesday, February 21, 2023 at 3:31:57 PM UTC+1 Christophe Loraux wrote:

2/21/23

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