Pyqtgraph colormap example.

Pyqtgraph colormap example A color map defines a relationship between scalar data values and a range of colors. figure() >>> ax = fig. ImageItem can render images with 1, 3 or 4 channels, use lookup tables to apply false colors to images, and users can either set levels limits, or rely on the auto-sampling. If you are starting a new project and do not need any of the features specifically provided by pyqtgraph, you should start with matplotlib. It is pretty easy to do. 1. To see all available color maps, please run the ColorMap demonstration available in the suite of Examples. ColorMap使用的例子？那麽, 這裏精選的代碼示例或許能為您提供幫助。 以下是pyqtgraph類pyqtgraph. Import pyqtgraph, pyqt5 and numpy modules; Create Main window class; Create a plot window object; Create a scatter plot item object; Create an empty list for PyQtGraph’s ColorMap can conveniently be applied to images and interactively adjusted by using ColorBarItem. PyQtGraph's default plot style is quite basic — a black background with a thin (barely visible) white line. idmm hzkq zduwel ahoac brc rkt tdwbe nvryeu lwplepd niegl qlubw fcbovb lnsbe qqqygf hvnpoq