63 lines
2.7 KiB
Swift
63 lines
2.7 KiB
Swift
/**
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* Copyright (c) 2019 Razeware LLC
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* Notwithstanding the foregoing, you may not use, copy, modify, merge, publish,
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* distribute, sublicense, create a derivative work, and/or sell copies of the
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* Software in any work that is designed, intended, or marketed for pedagogical or
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* instructional purposes related to programming, coding, application development,
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* or information technology. Permission for such use, copying, modification,
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* merger, publication, distribution, sublicensing, creation of derivative works,
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* or sale is expressly withheld.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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import CoreMotion
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import simd
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class MotionController {
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let motionManager = CMMotionManager()
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var motionClosure: ((CMDeviceMotion?, Error?) -> Void)?
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var acceleration: float3 = [0, 0, 0]
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var previousAcceleration: float3 = [0, 0, 0]
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var deltaAcceleration: float3 {
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return previousAcceleration - acceleration
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}
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func setupCoreMotion() {
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motionManager.accelerometerUpdateInterval = 0.2
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let queue = OperationQueue()
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motionManager.startDeviceMotionUpdates(to: queue, withHandler: {
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motion, error in
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self.motionClosure?(motion, error)
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})
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motionManager.startAccelerometerUpdates(to: queue, withHandler: {
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accelerometerData, error in
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guard let accelerometerData = accelerometerData else { return }
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let acceleration = accelerometerData.acceleration
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self.previousAcceleration = self.acceleration
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self.acceleration.x = (Float(acceleration.x) * 0.75) + (self.acceleration.x * 0.25)
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self.acceleration.y = (Float(acceleration.y) * 0.75) + (self.acceleration.y * 0.25)
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self.acceleration.z = (Float(acceleration.z) * 0.75) + (self.acceleration.z * 0.25)
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})
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}
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}
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