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Remove unused function and change line calc

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Using @pijyoi's suggestion regarding line calculation broadcasting
This commit is contained in:
Ogi Moore 2021-04-18 22:48:20 -07:00
parent f60fa3b534
commit b01e0e0895
1 changed files with 3 additions and 6 deletions
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7
examples/GLLinePlotItem.py
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@ -29,17 +29,14 @@ gz = gl.GLGridItem()
gz.translate(0, 0, -10) gz.translate(0, 0, -10)
w.addItem(gz) w.addItem(gz)
def fn(x, y):
return np.cos(np.hypot(x, y))
n = 51 n = 51
y = np.linspace(-10,10,n) y = np.linspace(-10,10,n)
x = np.linspace(-10,10,100) x = np.linspace(-10,10,100)
for i in range(n): for i in range(n):
yi = np.array([y[i]]*100) yi = y[i]
d = np.hypot(x, yi) d = np.hypot(x, yi)
z = 10 * np.cos(d) / (d+1) z = 10 * np.cos(d) / (d+1)
pts = np.vstack([x,yi,z]).transpose() pts = np.column_stack([x, np.full_like(x, yi), z])
plt = gl.GLLinePlotItem(pos=pts, color=pg.glColor((i,n*1.3)), width=(i+1)/10., antialias=True) plt = gl.GLLinePlotItem(pos=pts, color=pg.glColor((i,n*1.3)), width=(i+1)/10., antialias=True)
w.addItem(plt) w.addItem(plt)