More thoroughly profile the display loop
Tyler Goodlet
parent
65434e2e67
commit
4866bdc460
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@ -202,6 +202,14 @@ async def increment_history_view(
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async with open_sample_stream(1.) as istream:
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async for msg in istream:
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profiler = Profiler(
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msg=f'History chart cycle for: `{ds.fqsn}`',
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delayed=True,
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disabled=not pg_profile_enabled(),
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ms_threshold=ms_slower_then,
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# ms_threshold=4,
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)
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# l3 = ds.viz.shm.array[-3:]
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# print(
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# f'fast step for {ds.flume.symbol.fqsn}:\n'
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@ -229,7 +237,10 @@ async def increment_history_view(
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# ensure path graphics append is shown on treads since
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# the main rt loop does not call this.
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hist_viz.update_graphics()
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profiler('`hist Viz.update_graphics()` call')
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hist_chart.increment_view(datums=append_diff)
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profiler('hist tread view')
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if (
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do_px_step
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@ -466,6 +477,7 @@ def graphics_update_cycle(
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delayed=True,
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disabled=not pg_profile_enabled(),
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ms_threshold=ms_slower_then,
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# ms_threshold=4,
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)
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# TODO: SPEEDing this all up..
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@ -475,24 +487,21 @@ def graphics_update_cycle(
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# - use a streaming minmax algo and drop the use of the
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# state-tracking ``chart_maxmin()`` routine from above?
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fqsn = ds.fqsn
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chart = ds.chart
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hist_chart = ds.hist_chart
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flume = ds.flume
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sym = flume.symbol
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fqsn = sym.fqsn
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main_viz = ds.viz
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hist_viz = ds.hist_viz
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index_field = main_viz.index_field
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# unpack multi-referenced components
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vlm_chart = ds.vlm_chart
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# rt "HFT" chart
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varz = ds.vars
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l1 = ds.l1
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flume = ds.flume
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ohlcv = flume.rt_shm
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array = ohlcv.array
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varz = ds.vars
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hist_viz = ds.hist_viz
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main_viz = ds.viz
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index_field = main_viz.index_field
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tick_margin = varz['tick_margin']
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(
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@ -505,6 +514,8 @@ def graphics_update_cycle(
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should_tread,
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) = main_viz.incr_info(ds=ds)
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profiler('`.incr_info()`')
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# TODO: we should only run mxmn when we know
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# an update is due via ``do_px_step`` above.
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(
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@ -529,6 +540,7 @@ def graphics_update_cycle(
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or trigger_all
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):
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main_viz.update_graphics(array_key=fqsn)
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profiler('`Viz.update_graphics()` call')
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# don't real-time "shift" the curve to the
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# left unless we get one of the following:
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@ -589,8 +601,8 @@ def graphics_update_cycle(
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# update OHLC chart last bars
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# TODO: fix the only last uppx stuff....
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main_viz.draw_last() # only_last_uppx=True)
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hist_viz.draw_last() # only_last_uppx=True)
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main_viz.draw_last() # only_last_uppx=True)
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hist_viz.draw_last() # only_last_uppx=True)
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# L1 book label-line updates
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if typ in ('last',):
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@ -627,6 +639,8 @@ def graphics_update_cycle(
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):
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l1.bid_label.update_fields({'level': price, 'size': size})
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profiler('L1 labels updates')
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# Y-autoranging: adjust y-axis limits based on state tracking
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# of previous "last" L1 values which are in view.
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lmx = varz['last_mx']
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@ -681,6 +695,7 @@ def graphics_update_cycle(
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# range_margin=0.1,
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yrange=yr
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)
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profiler('main vb y-autorange')
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# SLOW CHART resize case
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(
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@ -695,6 +710,7 @@ def graphics_update_cycle(
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ds=ds,
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is_1m=True,
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)
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profiler('hist `Viz.incr_info()`')
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if (
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hist_liv
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and not hist_chart._static_yrange == 'axis'
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@ -703,6 +719,7 @@ def graphics_update_cycle(
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viz=hist_viz,
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# yrange=yr, # this is the rt range, not hist.. XD
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)
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profiler('hist vb y-autorange')
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# XXX: update this every draw cycle to ensure y-axis auto-ranging
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# only adjusts when the in-view data co-domain actually expands or
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@ -746,6 +763,8 @@ def graphics_update_cycle(
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only_last_uppx=True,
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)
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profiler('overlays updates')
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# volume chart logic..
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# TODO: can we unify this with the above loop?
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if vlm_chart:
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@ -808,13 +827,15 @@ def graphics_update_cycle(
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liv and do_rt_update
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or do_px_step
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)
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and curve_name not in {fqsn,}
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and curve_name not in {fqsn}
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):
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update_fsp_chart(
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viz,
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curve_name,
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array_key=curve_name,
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)
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profiler(f'vlm `Viz[{viz.name}].update_graphics()`')
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# is this even doing anything?
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# (pretty sure it's the real-time
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# resizing from last quote?)
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@ -825,6 +846,7 @@ def graphics_update_cycle(
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fvb._set_yrange(
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viz=viz,
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)
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profiler(f'vlm `Viz[{viz.name}].plot.vb._set_yrange()`')
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# even if we're downsampled bigly
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# draw the last datum in the final
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@ -838,6 +860,9 @@ def graphics_update_cycle(
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# always update the last datum-element
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# graphic for all vizs
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viz.draw_last(array_key=curve_name)
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profiler(f'vlm `Viz[{viz.name}].draw_last()`')
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profiler('vlm Viz all updates complete')
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profiler.finish()
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