f2cf74c7
 yangbin
1.0.20(4)
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// Copyright (c) 2014–2015 Mattt Thompson (http://mattt.me)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
import Accelerate
// MARK: Sine-Cosine
public func sincos(_ x: [Float]) -> (sin: [Float], cos: [Float]) {
var sin = [Float](repeating: 0.0, count: x.count)
var cos = [Float](repeating: 0.0, count: x.count)
vvsincosf(&sin, &cos, x, [Int32(x.count)])
return (sin, cos)
}
public func sincos(_ x: [Double]) -> (sin: [Double], cos: [Double]) {
var sin = [Double](repeating: 0.0, count: x.count)
var cos = [Double](repeating: 0.0, count: x.count)
vvsincos(&sin, &cos, x, [Int32(x.count)])
return (sin, cos)
}
// MARK: Sine
public func sin(_ x: [Float]) -> [Float] {
var results = [Float](repeating: 0.0, count: x.count)
vvsinf(&results, x, [Int32(x.count)])
return results
}
public func sin(_ x: [Double]) -> [Double] {
var results = [Double](repeating: 0.0, count: x.count)
vvsin(&results, x, [Int32(x.count)])
return results
}
// MARK: Cosine
public func cos(_ x: [Float]) -> [Float] {
var results = [Float](repeating: 0.0, count: x.count)
vvcosf(&results, x, [Int32(x.count)])
return results
}
public func cos(_ x: [Double]) -> [Double] {
var results = [Double](repeating: 0.0, count: x.count)
vvcos(&results, x, [Int32(x.count)])
return results
}
// MARK: Tangent
public func tan(_ x: [Float]) -> [Float] {
var results = [Float](repeating: 0.0, count: x.count)
vvtanf(&results, x, [Int32(x.count)])
return results
}
public func tan(_ x: [Double]) -> [Double] {
var results = [Double](repeating: 0.0, count: x.count)
vvtan(&results, x, [Int32(x.count)])
return results
}
// MARK: Arcsine
public func asin(_ x: [Float]) -> [Float] {
var results = [Float](repeating: 0.0, count: x.count)
vvasinf(&results, x, [Int32(x.count)])
return results
}
public func asin(_ x: [Double]) -> [Double] {
var results = [Double](repeating: 0.0, count: x.count)
vvasin(&results, x, [Int32(x.count)])
return results
}
// MARK: Arccosine
public func acos(_ x: [Float]) -> [Float] {
var results = [Float](repeating: 0.0, count: x.count)
vvacosf(&results, x, [Int32(x.count)])
return results
}
public func acos(_ x: [Double]) -> [Double] {
var results = [Double](repeating: 0.0, count: x.count)
vvacos(&results, x, [Int32(x.count)])
return results
}
// MARK: Arctangent
public func atan(_ x: [Float]) -> [Float] {
var results = [Float](repeating: 0.0, count: x.count)
vvatanf(&results, x, [Int32(x.count)])
return results
}
public func atan(_ x: [Double]) -> [Double] {
var results = [Double](repeating: 0.0, count: x.count)
vvatan(&results, x, [Int32(x.count)])
return results
}
// MARK: -
// MARK: Radians to Degrees
func rad2deg(_ x: [Float]) -> [Float] {
var results = [Float](repeating: 0.0, count: x.count)
let divisor = [Float](repeating: Float.pi / 180.0, count: x.count)
vvdivf(&results, x, divisor, [Int32(x.count)])
return results
}
func rad2deg(_ x: [Double]) -> [Double] {
var results = [Double](repeating: 0.0, count: x.count)
let divisor = [Double](repeating: Double.pi / 180.0, count: x.count)
vvdiv(&results, x, divisor, [Int32(x.count)])
return results
}
// MARK: Degrees to Radians
func deg2rad(_ x: [Float]) -> [Float] {
var results = [Float](repeating: 0.0, count: x.count)
let divisor = [Float](repeating: 180.0 / Float.pi, count: x.count)
vvdivf(&results, x, divisor, [Int32(x.count)])
return results
}
func deg2rad(_ x: [Double]) -> [Double] {
var results = [Double](repeating: 0.0, count: x.count)
let divisor = [Double](repeating: 180.0 / Double.pi, count: x.count)
vvdiv(&results, x, divisor, [Int32(x.count)])
return results
}
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