Kirill
befb377774
- Added cosmic_unicorns.ogg - Added funky_eldritch.ogg - Added meditative_beings.ogg - Added owniverse_main_theme.ogg These tracks enhance the audio experience of the project.
25 lines
1.4 KiB
GDScript
25 lines
1.4 KiB
GDScript
extends RefCounted
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const E = preload("res://world/owniverse/math/exact.gd")
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const STATE_VERSION: String = "0.3.0"
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const TICKS_PER_YEAR: int = 1000000000
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static func processed_year(datetime):
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var whole = E.floor_value(datetime)
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var ticks: int = roundi(E.approx(E.subtract(datetime, whole)) * TICKS_PER_YEAR)
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return E.add(whole, E.divide(ticks / 100000000, 10))
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static func elapsed_years(from_year, to_year):
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return E.subtract(to_year, from_year)
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## Only the fractional year is converted to ticks; the whole age stays exact.
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static func advance(time: Dictionary, delta: float, speed: int) -> Dictionary:
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var whole_years = E.floor_value(time.datetime)
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var ticks: int = roundi(E.approx(E.subtract(time.datetime, whole_years)) * TICKS_PER_YEAR)
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var elapsed_years_float: float = delta * pow(10.0, speed - 1)
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var elapsed_whole = E.of(floorf(elapsed_years_float))
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var increment: float = (elapsed_years_float - floorf(elapsed_years_float)) * TICKS_PER_YEAR + float(time.get("tick_remainder", 0.0))
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var whole: float = roundf(increment) if absf(increment - roundf(increment)) < 1e-6 else floorf(increment)
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var elapsed = E.add(elapsed_whole, E.divide(E.of(whole), TICKS_PER_YEAR))
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var datetime = E.add(whole_years, E.add(E.divide(ticks, TICKS_PER_YEAR), elapsed))
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return {"datetime": datetime, "year": processed_year(datetime), "tick_remainder": increment - whole}
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