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tcreated cond2linear, a function that bonds two particles randomly - sphere - G… |
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git clone git://src.adamsgaard.dk/sphere |
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commit 6a632c21a2d8291d75b9afa1ed852334d7089fd8 |
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parent f6f8a54343a9f6d208f5fa75da0f03d2140be761 |
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Author: Anders Damsgaard <[email protected]> |
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Date: Mon, 11 Mar 2013 23:17:17 +0100 |
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created cond2linear, a function that bonds two particles randomly |
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Diffstat: |
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M python/sphere.py | 20 ++++++++++++++++++-- |
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1 file changed, 18 insertions(+), 2 deletions(-) |
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diff --git a/python/sphere.py b/python/sphere.py |
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t@@ -706,8 +706,24 @@ class Spherebin: |
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print(x_ij_length); print(dist_ij) |
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raise Exception("Error, something went wrong in createBondPair") |
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- |
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- |
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+ def random2bonds(self, ratio=0.3, spacing=-0.1): |
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+ """ Bond an amount of particles in two-particle clusters |
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+ @param ratio: The amount of particles to bond, values in ]0.0;1.0] (fl… |
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+ @param spacing: The distance relative to the sum of radii between bond… |
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+ particles, neg. values denote an overlap. Values in ]0.0,inf[ (float). |
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+ The particles should be initialized beforehand. |
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+ Note: The actual number of bonds is likely to be somewhat smaller than |
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+ specified, due to the random selection algorithm. |
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+ """ |
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+ |
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+ bondparticles = numpy.unique(numpy.random.random_integers(0, high=self… |
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+ if (bondparticles.size % 2 > 0): |
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+ bondparticles = bondparticles[:-1].copy() |
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+ bondparticles.reshape(int(bondparticles.size/2), 2) |
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+ self.nb0[0] = bonds_i.size/2 |
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+ |
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+ for n in numpy.arange(self.nb0): |
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+ createBondPair(bondparticles[n,0], bondparticles[n,1], spacing) |
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def zeroKinematics(self): |
