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Code Issues 5 Pull Requests 7 Packages Projects Releases Wiki Activity

Treat paths like input/output vars

incremental_update_paths
Tyler Goodlet 2022-05-18 08:53:35 -04:00
parent 1dab77ca0b
commit b5b9ecf4b1
1 changed files with 17 additions and 31 deletions
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48
piker/ui/_flows.py
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@ -843,6 +843,9 @@ class Flow(msgspec.Struct): # , frozen=True):
# - determine downsampling ops if needed
# - (incrementally) update ``QPainterPath``
path = graphics.path
fast_path = graphics.fast_path
if (
use_vr
# and not self._in_ds
@ -940,21 +943,19 @@ class Flow(msgspec.Struct): # , frozen=True):
should_ds = False
showing_src_data = True
# no_path_yet = self.path is None
fast_path = graphics.fast_path
if (
graphics.path is None
path is None
or should_redraw
or new_sample_rate
or prepend_length > 0
):
if should_redraw:
if graphics.path:
graphics.path.clear()
if path:
path.clear()
profiler('cleared paths due to `should_redraw=True`')
if graphics.fast_path:
graphics.fast_path.clear()
if fast_path:
fast_path.clear()
profiler('cleared paths due to `should_redraw` set')
@ -976,12 +977,12 @@ class Flow(msgspec.Struct): # , frozen=True):
profiler(f'FULL PATH downsample redraw={should_ds}')
self._in_ds = True
graphics.path = pg.functions.arrayToQPath(
path = pg.functions.arrayToQPath(
x_out,
y_out,
connect='all',
finiteCheck=False,
path=graphics.path,
path=path,
)
graphics.prepareGeometryChange()
profiler(
@ -1047,7 +1048,7 @@ class Flow(msgspec.Struct): # , frozen=True):
new_y,
connect='all',
finiteCheck=False,
path=graphics.fast_path,
path=fast_path,
)
profiler('generated append qpath')
@ -1055,8 +1056,8 @@ class Flow(msgspec.Struct): # , frozen=True):
print("USING FPATH")
# an attempt at trying to make append-updates faster..
if fast_path is None:
graphics.fast_path = append_path
# self.fast_path.reserve(int(6e3))
fast_path = append_path
# fast_path.reserve(int(6e3))
else:
fast_path.connectPath(append_path)
size = fast_path.capacity()
@ -1073,25 +1074,6 @@ class Flow(msgspec.Struct): # , frozen=True):
profiler(f'connected history path w size: {size}')
graphics.path.connectPath(append_path)
# graphics.update_from_array(
# x=x,
# y=y,
# x_iv=x_iv,
# y_iv=y_iv,
# view_range=(ivl, ivr) if use_vr else None,
# # NOTE: already passed through by display loop.
# # do_append=uppx < 16,
# do_append=do_append,
# slice_to_head=slice_to_head,
# should_redraw=should_redraw,
# profiler=profiler,
# **kwargs
# )
if draw_last:
graphics.draw_last(x, y)
profiler('draw last segment')
@ -1099,6 +1081,10 @@ class Flow(msgspec.Struct): # , frozen=True):
graphics.update()
profiler('.update()')
# assign output paths to graphicis obj
graphics.path = path
graphics.fast_path = fast_path
profiler('`graphics.update_from_array()` complete')
return graphics