Taiko_Stuff/tja2fumen
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converters.py: Simplify branching header byte checks

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Viv 2023-07-20 22:31:37 -04:00
parent 000125eb10
commit dbf222e460
1 changed files with 11 additions and 27 deletions
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38
src/tja2fumen/converters.py
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@ -204,7 +204,10 @@ def convert_tja_to_fumen(tja):
vals = [] vals = []
for percent in branch_condition[1:]: for percent in branch_condition[1:]:
# Ensure percentage is between 0% and 100% # Ensure percentage is between 0% and 100%
if 0 <= percent <= 1: if 0 < percent <= 1:
# If there is a proper branch condition, make sure that drumrolls do not contribute
fumen.header.b480_b483_branch_points_drumroll = 0
fumen.header.b492_b495_branch_points_drumroll_big = 0
val = total_notes_branch * percent * 20 val = total_notes_branch * percent * 20
# If the result is very close, then round to account for lack of precision in percentage # If the result is very close, then round to account for lack of precision in percentage
if abs(val - round(val)) < 0.1: if abs(val - round(val)) < 0.1:
@ -235,6 +238,13 @@ def convert_tja_to_fumen(tja):
# they fall back to Normal. # they fall back to Normal.
# - The "no-#SECTION" behavior can be seen in songs like "Shoutoku Taiko no 「Hi Izuru Made Asuka」" # - The "no-#SECTION" behavior can be seen in songs like "Shoutoku Taiko no 「Hi Izuru Made Asuka」"
elif branch_condition[0] == 'r': elif branch_condition[0] == 'r':
# Ensure that only drumrolls contribute to the branching accuracy check
fumen.header.b468_b471_branch_points_good = 0
fumen.header.b484_b487_branch_points_good_big = 0
fumen.header.b472_b475_branch_points_ok = 0
fumen.header.b488_b491_branch_points_ok_big = 0
fumen.header.b496_b499_branch_points_balloon = 0
fumen.header.b500_b503_branch_points_kusudama = 0
if current_branch == 'normal': if current_branch == 'normal':
measure_fumen.branch_info[0:2] = (branch_condition[1:] if measure_tja_processed.section or measure_fumen.branch_info[0:2] = (branch_condition[1:] if measure_tja_processed.section or
not measure_tja_processed.section and not branch_conditions not measure_tja_processed.section and not branch_conditions
@ -321,32 +331,6 @@ def convert_tja_to_fumen(tja):
fumen.header.b432_b435_has_branches = int(all([len(b) for b in processed_tja_branches.values()])) fumen.header.b432_b435_has_branches = int(all([len(b) for b in processed_tja_branches.values()]))
fumen.header.set_hp_bytes(total_notes['normal'], tja.course, tja.level) fumen.header.set_hp_bytes(total_notes['normal'], tja.course, tja.level)
# If song has only drumroll branching conditions (plus percentage conditions that force a level up/level down),
# then set the header bytes so that only drumrolls contribute to branching.
drumroll_only = branch_conditions != [] and all([
(condition[0] == 'r') or
(condition[0] == 'p' and condition[1] == 0.0 and condition[2] == 0.0) or
(condition[0] == 'p' and condition[1] > 1.00 and condition[2] > 1.00)
for condition in branch_conditions
])
if drumroll_only:
fumen.header.b468_b471_branch_points_good = 0
fumen.header.b484_b487_branch_points_good_big = 0
fumen.header.b472_b475_branch_points_ok = 0
fumen.header.b488_b491_branch_points_ok_big = 0
fumen.header.b496_b499_branch_points_balloon = 0
fumen.header.b500_b503_branch_points_kusudama = 0
# Alternatively, if the song has only percentage-based conditions,
# then set the header bytes so that only notes and balloons contribute to branching.
percentage_only = branch_conditions != [] and all([
(condition[0] != 'r')
for condition in branch_conditions
])
if percentage_only:
fumen.header.b480_b483_branch_points_drumroll = 0
fumen.header.b492_b495_branch_points_drumroll_big = 0
# Compute the ratio between normal and professional/master branches (just in case the note counts differ) # Compute the ratio between normal and professional/master branches (just in case the note counts differ)
if total_notes['professional']: if total_notes['professional']:
fumen.header.b460_b463_normal_professional_ratio = int(65536 * (total_notes['normal'] / total_notes['professional'])) fumen.header.b460_b463_normal_professional_ratio = int(65536 * (total_notes['normal'] / total_notes['professional']))