pikers
/
piker
3
0
Fork 0
Code Issues 5 Pull Requests 7 Packages Projects Releases Wiki Activity

Clean out legacy code from `Flow.update_graphics()`

incremental_update_paths
Tyler Goodlet 2022-05-01 19:13:21 -04:00
parent e163a7e336
commit fb38265199
1 changed files with 10 additions and 115 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

125
piker/ui/_flows.py
View File

@ -377,8 +377,6 @@ class Flow(msgspec.Struct): # , frozen=True):
) )
curve = FastAppendCurve( curve = FastAppendCurve(
# y=y,
# x=x,
name='OHLC', name='OHLC',
color=graphics._color, color=graphics._color,
) )
@ -610,7 +608,6 @@ class Flow(msgspec.Struct): # , frozen=True):
(i.size, 2), (i.size, 2),
) + np.array([-0.5, 0.5]) ) + np.array([-0.5, 0.5])
# self.gy = np.broadcast_to( # self.gy = np.broadcast_to(
# out[:, None], (out.size, 2), # out[:, None], (out.size, 2),
# ) # )
@ -620,36 +617,6 @@ class Flow(msgspec.Struct): # , frozen=True):
# start y at origin level # start y at origin level
self.gy[0, 0] = 0 self.gy[0, 0] = 0
# self.gx, self.gy = step_path_arrays_from_1d(i, out)
# flat = self.gy = self.shm.unstruct_view(fields)
# self.gy = self.shm.ustruct(fields)
# first = self._iflat_first = self.shm._first.value
# last = self._iflat_last = self.shm._last.value
# # write pushed data to flattened copy
# self.gy[first:last] = rfn.structured_to_unstructured(
# self.shm.array[fields]
# )
# # generate an flat-interpolated x-domain
# self.gx = (
# np.broadcast_to(
# shm._array['index'][:, None],
# (
# shm._array.size,
# # 4, # only ohlc
# self.gy.shape[1],
# ),
# ) + np.array([-0.5, 0, 0, 0.5])
# )
# assert self.gy.any()
# print(f'unstruct diff: {time.time() - start}')
# profiler('read unstr view bars to line')
# start = self.gy._first.value
# update flatted ohlc copy
if graphics._step_mode: if graphics._step_mode:
( (
iflat_first, iflat_first,
@ -670,8 +637,11 @@ class Flow(msgspec.Struct): # , frozen=True):
print(f'prepend {array_key}') print(f'prepend {array_key}')
i_prepend = self.shm._array['index'][ishm_first:iflat_first] # i_prepend = self.shm._array['index'][
y_prepend = self.shm._array[array_key][ishm_first:iflat_first] # ishm_first:iflat_first]
y_prepend = self.shm._array[array_key][
ishm_first:iflat_first
]
y2_prepend = np.broadcast_to( y2_prepend = np.broadcast_to(
y_prepend[:, None], (y_prepend.size, 2), y_prepend[:, None], (y_prepend.size, 2),
@ -679,66 +649,19 @@ class Flow(msgspec.Struct): # , frozen=True):
# write newly prepended data to flattened copy # write newly prepended data to flattened copy
self.gy[ishm_first:iflat_first] = y2_prepend self.gy[ishm_first:iflat_first] = y2_prepend
# ] = step_path_arrays_from_1d(
# ] = step_path_arrays_from_1d(
# i_prepend,
# y_prepend,
# )
self._iflat_first = ishm_first self._iflat_first = ishm_first
# # flat = self.gy = self.shm.unstruct_view(fields)
# self.gy = self.shm.ustruct(fields)
# # self._iflat_last = self.shm._last.value
# # self._iflat_first = self.shm._first.value
# # do an update for the most recent prepend
# # index
# iflat = ishm_first
append_diff = ishm_last - iflat append_diff = ishm_last - iflat
# if iflat != ishm_last:
if append_diff: if append_diff:
# slice up to the last datum since last index/append update # slice up to the last datum since last index/append update
new_x = self.shm._array[il:ishm_last]['index']#.copy() # new_x = self.shm._array[il:ishm_last]['index']
new_y = self.shm._array[il:ishm_last][array_key]#.copy() new_y = self.shm._array[il:ishm_last][array_key]
# _x, to_update = step_path_arrays_from_1d(new_x, new_y)
# new_x2 = = np.broadcast_to(
# new_x2[:, None],
# (new_x2.size, 2),
# ) + np.array([-0.5, 0.5])
new_y2 = np.broadcast_to( new_y2 = np.broadcast_to(
new_y[:, None], (new_y.size, 2), new_y[:, None], (new_y.size, 2),
) )
# new_y2 = np.empty((len(new_y), 2), dtype=new_y.dtype)
# new_y2[:] = new_y[:, np.newaxis]
# import pdbpp
# pdbpp.set_trace()
# print(
# f'updating step curve {to_update}\n'
# f'last array val: {new_x}, {new_y}'
# )
# to_update = rfn.structured_to_unstructured(
# self.shm._array[iflat:ishm_last][fields]
# )
# if not to_update.any():
# if new_y.any() and not to_update.any():
# import pdbpp
# pdbpp.set_trace()
# print(f'{array_key} new values new_x:{new_x}, new_y:{new_y}')
# head, last = to_update[:-1], to_update[-1]
self.gy[il:ishm_last] = new_y2 self.gy[il:ishm_last] = new_y2
gy = self.gy[il:ishm_last]
# self.gy[-1] = to_update[-1]
profiler('updated step curve data') profiler('updated step curve data')
# print( # print(
@ -752,43 +675,23 @@ class Flow(msgspec.Struct): # , frozen=True):
# update local last-index tracking # update local last-index tracking
self._iflat_last = ishm_last self._iflat_last = ishm_last
# (
# iflat_first,
# iflat,
# ishm_last,
# ishm_first,
# ) = (
# self._iflat_first,
# self._iflat_last,
# self.shm._last.value,
# self.shm._first.value
# )
# graphics.draw_last(last['index'], last[array_key])
# slice out up-to-last step contents # slice out up-to-last step contents
x_step = self.gx[ishm_first:ishm_last+2] x_step = self.gx[ishm_first:ishm_last+2]
# x_step[-1] = last['index'] # shape to 1d
# x_step[-1] = last['index']
# to 1d
x = x_step.reshape(-1) x = x_step.reshape(-1)
y_step = self.gy[ishm_first:ishm_last+2] y_step = self.gy[ishm_first:ishm_last+2]
lasts = self.shm.array[['index', array_key]] lasts = self.shm.array[['index', array_key]]
last = lasts[array_key][-1] last = lasts[array_key][-1]
y_step[-1] = last y_step[-1] = last
# to 1d # shape to 1d
y = y_step.reshape(-1) y = y_step.reshape(-1)
# y[-1] = 0
# s = 6 # s = 6
# print(f'lasts: {x[-2*s:]}, {y[-2*s:]}') # print(f'lasts: {x[-2*s:]}, {y[-2*s:]}')
profiler('sliced step data') profiler('sliced step data')
# reshape to 1d for graphics rendering
# y = y_flat.reshape(-1)
# x = x_flat.reshape(-1)
# do all the same for only in-view data # do all the same for only in-view data
ys_iv = y_step[ivl:ivr+1] ys_iv = y_step[ivl:ivr+1]
xs_iv = x_step[ivl:ivr+1] xs_iv = x_step[ivl:ivr+1]
@ -800,8 +703,6 @@ class Flow(msgspec.Struct): # , frozen=True):
# f'xs_iv: {xs_iv[-s:]}\n' # f'xs_iv: {xs_iv[-s:]}\n'
# f'x_iv: {x_iv[-s:]}\n' # f'x_iv: {x_iv[-s:]}\n'
# ) # )
# y_iv = y_iv_flat.reshape(-1)
# x_iv = x_iv_flat.reshape(-1)
profiler('flattened ustruct in-view OHLC data') profiler('flattened ustruct in-view OHLC data')
# legacy full-recompute-everytime method # legacy full-recompute-everytime method
@ -814,14 +715,10 @@ class Flow(msgspec.Struct): # , frozen=True):
graphics._last_line = QLineF( graphics._last_line = QLineF(
x_last - 0.5, 0, x_last - 0.5, 0,
x_last + 0.5, 0, x_last + 0.5, 0,
# x_last, 0,
# x_last, 0,
) )
graphics._last_step_rect = QRectF( graphics._last_step_rect = QRectF(
x_last - 0.5, 0, x_last - 0.5, 0,
x_last + 0.5, y_last, x_last + 0.5, y_last,
# x_last, 0,
# x_last, y_last
) )
# graphics.update() # graphics.update()
@ -852,8 +749,6 @@ class Flow(msgspec.Struct): # , frozen=True):
# f"full br: {graphics._br}\n", # f"full br: {graphics._br}\n",
# ) # )
# graphics.boundingRect()
else: else:
x = array['index'] x = array['index']
y = array[array_key] y = array[array_key]
@ -861,7 +756,7 @@ class Flow(msgspec.Struct): # , frozen=True):
y_iv = in_view[array_key] y_iv = in_view[array_key]
# graphics.draw_last(x, y) # graphics.draw_last(x, y)
profiler('draw last segment {array_key}') profiler(f'draw last segment {array_key}')
graphics.update_from_array( graphics.update_from_array(
x=x, x=x,