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69 lines
2.5 KiB
Lua
69 lines
2.5 KiB
Lua
----------------------------------------------------------------------------------------------------
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--
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-- All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
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-- its licensors.
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--
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-- For complete copyright and license terms please see the LICENSE at the root of this
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-- distribution (the "License"). All use of this software is governed by the License,
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-- or, if provided, by the license below or the license accompanying this file. Do not
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-- remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
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-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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--
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--
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----------------------------------------------------------------------------------------------------
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local RotateEntity =
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{
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Properties =
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{
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IncomingGameplayEventName = "",
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AxisOfRotation = {default=Vector3(0,0,1), description="The axis to rotate around"},
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IsRelative = {default=true, description="When true, the entity's transform will transform the AxisOfRotation"},
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RotationSpeed = {default=60, description="Degrees per second."},
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},
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}
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function RotateEntity:OnActivate()
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local gameplayBusId = GameplayNotificationId(self.entityId, self.Properties.IncomingGameplayEventName, "float")
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self.gameplayBus = GameplayNotificationBus.Connect(self, gameplayBusId)
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end
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function RotateEntity:ApplyRotation(floatValue)
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local axisOfRotation = self.Properties.AxisOfRotation:GetNormalized()
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local localTM = TransformBus.Event.GetWorldTM(self.entityId)
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local translation = localTM:GetTranslation()
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localTM:SetTranslation(Vector3(0,0,0))
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local scale = localTM:ExtractScale()
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if not self.Properties.IsRelative then
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axisOfRotation = axisOfRotation * localTM
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end
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local dt = TickRequestBus.Broadcast.GetTickDeltaTime()
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local rotationAmount = floatValue * dt * Math.DegToRad(self.Properties.RotationSpeed)
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local finalTM = localTM * Transform.CreateFromQuaternion(Quaternion.CreateFromAxisAngle(axisOfRotation, rotationAmount):GetNormalized())
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finalTM:SetPosition(translation)
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finalTM:MultiplyByScale(scale)
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TransformBus.Event.SetWorldTM(self.entityId, finalTM)
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end
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function RotateEntity:OnEventBegin(floatValue)
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self:ApplyRotation(floatValue)
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end
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function RotateEntity:OnEventUpdating(floatValue)
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self:ApplyRotation(floatValue)
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end
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function RotateEntity:OnEventEnd(floatValue)
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self:ApplyRotation(floatValue)
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end
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function RotateEntity:OnDeactivate()
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self.gameplayBus:Disconnect()
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end
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return RotateEntity
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