Aluode/PerceptionLabPortable

1"""2This example demonstrates the use of GLBarGraphItem.3 4"""5 6import numpy as np7 8import pyqtgraph as pg9import pyqtgraph.opengl as gl10 11app = pg.mkQApp("GLBarGraphItem Example")12w = gl.GLViewWidget()13w.show()14w.setWindowTitle('pyqtgraph example: GLBarGraphItem')15w.setCameraPosition(distance=40)16 17gx = gl.GLGridItem()18gx.rotate(90, 0, 1, 0)19gx.translate(-10, 0, 10)20w.addItem(gx)21gy = gl.GLGridItem()22gy.rotate(90, 1, 0, 0)23gy.translate(0, -10, 10)24w.addItem(gy)25gz = gl.GLGridItem()26gz.translate(0, 0, 0)27w.addItem(gz)28 29# regular grid of starting positions30pos = np.mgrid[0:10, 0:10, 0:1].reshape(3,10,10).transpose(1,2,0)31# fixed widths, random heights32size = np.empty((10,10,3))33size[...,0:2] = 0.434size[...,2] = np.random.normal(size=(10,10))35 36bg = gl.GLBarGraphItem(pos, size)37w.addItem(bg)38 39if __name__ == '__main__':40    pg.exec()41