16.11-rasm - ExtractEdges filtrining namoyishi
ExtractGrid
Dastlabki to'plamdan ma'lumotlarning bir qismini ajratib olishga imkon beradi:
x, y, z = np.ogrid [- 7 : 7 : 0.5 , - 7 : 7 : 0.5 , - 1 : 7 : 0.5 ]
skalar = x * x + y * y - z * z
src = mlab.pipeline.scalar_field (skalar)
panjara = mlab.pipeline.extract_grid (src)
grid.x_min = 5
grid.x_max = 20
grid.y_min = 5
grid.y_max = 20
mlab.pipeline.surface (grid)
mlab.show ()
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16.12-rasm - ExtractGrid filtrining namoyishi
ExtractVectorNorm
Filtr vektorning normasini (uzunligini) hisoblab chiqadi. Bilan ishlashda ishlatiladi
vektorli ma'lumotlar. Masalan, agar siz vektorni ko'rsatadigan bo'lsangiz
uzunliklarni chizmasdan ma'lumotlar, natijada quyidagicha bo'ladi:
x, y, z = np.mgrid [ 0 : 3 , 0 : 3 , 0 : 3 ]
u = x * x
v = y
w = z
src = mlab.pipeline.vector_scatter (u, v, w)
mlab.pipeline.glyph (src, mode = "2darrow" )
mlab.show ()
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