smyalygames/FiniteVolumeGPU
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MPI prototype

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This commit is contained in:
André R. Brodtkorb
2018-11-21 07:49:39 +01:00
parent 074e38de84
commit c51afef9fc
7 changed files with 855 additions and 31 deletions
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29
GPUSimulators/Simulator.py
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@@ -53,11 +53,11 @@ class BoundaryCondition(object):
def __init__(self, types={ \
'north': Type.Reflective, \
'south': Type.Reflective, \
'east': Type.Reflective, \
'west': Type.Reflective \
def __init__(self, types={
'north': Type.Reflective,
'south': Type.Reflective,
'east': Type.Reflective,
'west': Type.Reflective
}):
"""
Constructor
@@ -170,25 +170,24 @@ class BaseSimulator(object):
t_start = self.simTime()
t_end = t_start + t
local_dt = dt
if (local_dt == None):
local_dt = self.computeDt()
update_dt = False
if (dt == None):
update_dt = True
while(self.simTime() < t_end):
if (dt == None and self.simSteps() % 100 == 0):
local_dt = self.computeDt()
if (update_dt and (self.simSteps() % 100 == 0)):
dt = self.computeDt()*self.cfl_scale
# Compute timestep for "this" iteration (i.e., shorten last timestep)
local_dt = np.float32(min(local_dt*self.cfl_scale, t_end-self.simTime()))
dt = np.float32(min(dt, t_end-self.simTime()))
# Stop if end reached (should not happen)
if (local_dt <= 0.0):
if (dt <= 0.0):
self.logger.warning("Timestep size {:d} is less than or equal to zero!".format(self.simSteps()))
break
# Step forward in time
self.step(local_dt)
self.step(dt)
#Print info
print_string = printer.getPrintString(self.simTime() - t_start)
@@ -197,7 +196,7 @@ class BaseSimulator(object):
try:
self.check()
except AssertionError as e:
e.args += ("Step={:d}, time={:f}".format(self.simSteps(), self.simTime()))
e.args += ("Step={:d}, time={:f}".format(self.simSteps(), self.simTime()),)
raise