UnrealEnginePython/examples/curve_generator.py at master · luw2l/UnrealEnginePython · GitHub

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import unreal_engine as ue

from unreal_engine.classes import CurveFloatFactory, CurveVectorFactory

from unreal_engine.structs import RichCurve, RichCurveKey

import time

factory = CurveFloatFactory()

curve = factory.factory_create_new('/Game/CustomFloatCurve' + str(int(time.time())))

keys = []

for i in range(0, 100):

keys.append(RichCurveKey(Time=i, Value=i))

curve.FloatCurve.Keys = keys

curve.post_edit_change()

ue.open_editor_for_asset(curve)

factory = CurveVectorFactory()

curve = factory.factory_create_new('/Game/CustomVectorCurve' + str(int(time.time())))

# one curve list for each axis

keys_x = []

keys_y = []

keys_z = []

for i in range(0, 100):

keys_x.append(RichCurveKey(Time=i * 0.1, Value=i * 0.1))

keys_y.append(RichCurveKey(Time=i * 0.1, Value=i * 0.1))

keys_z.append(RichCurveKey(Time=i * 0.1, Value=i * 0.1))

# FloatCurves is a native array, use property index (0=x, 1=y, 2=z)

curve.set_property('FloatCurves', RichCurve(Keys=keys_x), 0)

curve.set_property('FloatCurves', RichCurve(Keys=keys_y), 1)

curve.set_property('FloatCurves', RichCurve(Keys=keys_z), 2)

curve.post_edit_change()

ue.open_editor_for_asset(curve)