M-Labs/artiq
2
0
Fork 2
mirror of https://github.com/m-labs/artiq.git synced 2024-12-25 03:08:27 +08:00
Code Issues Projects Releases Wiki Activity

language/scan: fix random scan, add explicit scan, specify what runs on host/device

Browse Source
This commit is contained in:
Sebastien Bourdeauducq 2015-07-19 11:36:52 +02:00
parent deaa492566
commit 937ca853aa
1 changed files with 18 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
artiq/language/scan.py
View File

@ -1,4 +1,6 @@
from random import Random
from random import Random, shuffle
from artiq.language.core import *
class LinearScan:
@ -7,28 +9,32 @@ class LinearScan:
self.max = max
self.npoints = npoints
@portable
def _gen(self):
r = self.max - self.min
d = self.npoints - 1
for i in range(self.npoints):
yield r*i/d + self.min
@portable
def __iter__(self):
return self._gen()
class RandomScan:
def __init__(self, min, max, npoints, seed=0):
self.min = min
self.max = max
self.npoints = npoints
self.seed = 0
def _gen(self):
prng = Random(self.seed)
r = self.max - self.min
for i in range(self.npoints):
yield prng.random()*r + self.min
self.sequence = list(LinearScan(min, max, npoints))
shuffle(self.sequence, Random(seed).random)
@portable
def __iter__(self):
return self._gen()
return iter(self.sequence)
class ExplicitScan:
def __init__(self, sequence):
self.sequence = sequence
@portable
def __iter__(self):
return iter(self.sequence)