light9 Changeset - 74ec008aee56

Changeset - 74ec008aee56

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Drew Perttula - 7 years ago 2018-06-03 11:35:06
drewp@bigasterisk.com

big sequencer speedup: only rebuild notes in the changed song
Ignore-this: 7d4f16423727daa90eb61518a41f57d3

1 file changed with 15 insertions and 8 deletions:

light9/effect/sequencer.py

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light9/effect/sequencer.py

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@@ @@ -23,13 +23,14 @@ from light9.effect.simple_outputs import @@
 from greplin import scales
 from txzmq import ZmqEndpoint, ZmqFactory, ZmqPushConnection
 log = logging.getLogger('sequencer')
 stats = scales.collection('/sequencer/',
                           scales.PmfStat('update'),
                           scales.PmfStat('compile'),
                           scales.PmfStat('compileGraph'),
                           scales.PmfStat('compileSong'),
                           scales.DoubleStat('recentFps'),
+)
 _zmqClient=None
 class TwistedZmqClient(object):
     def __init__(self, service):
@@ @@ -161,13 +162,13 @@ class CodeWatcher(object): @@
 class Sequencer(object):
     def __init__(self, graph, sendToCollector, fps=30):
         self.graph = graph
-        self.fps = 30
+        self.fps = 60
         self.sendToCollector = sendToCollector
         self.music = MusicTime(period=.2, pollCurvecalc=False)
         self.recentUpdateTimes = []
         self.lastStatLog = 0
         self._compileGraphCall = None
@@ @@ -176,26 +177,32 @@ class Sequencer(object): @@
         self.graph.addHandler(self.compileGraph)
         self.update()
         self.codeWatcher = CodeWatcher(
             onChange=lambda: self.graph.addHandler(self.compileGraph))
-    @stats.compile.time()
+    @stats.compileGraph.time()
     def compileGraph(self):
         """rebuild our data from the graph"""
         log.info('compileGraph start')
         t1 = time.time()
         g = self.graph
         for song in g.subjects(RDF.type, L9['Song']):
             # ideally, wrap this (or smaller) in a sub-handler to run less on each patch
             self.graph.addHandler(lambda song=song: self.compileSong(song))
         log.info('compileGraph took %.2f ms', 1000 * (time.time() - t1))
     @stats.compileSong.time()
     def compileSong(self, song):
         t1 = time.time()
             self.notes[song] = []
             for note in g.objects(song, L9['note']):
                 self.notes[song].append(Note(g, note, effecteval,
         for note in self.graph.objects(song, L9['note']):
             self.notes[song].append(Note(self.graph, note, effecteval,
                                              self.simpleOutputs))
         log.info('compileGraph done %.2f ms', 1000 * (time.time() - t1))
         log.info('  compile %s took %.2f ms', song, 1000 * (time.time() - t1))
     @stats.update.time()
     def update(self):
         now = time.time()
         self.recentUpdateTimes = self.recentUpdateTimes[-20:] + [now]
         stats.recentFps = len(self.recentUpdateTimes) / (self.recentUpdateTimes[-1] - self.recentUpdateTimes[0] + .0001)

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