Updates to fix compiler warnings and deprecations.

Author: poetmountain

CHANGELOG.md

@@ -1,3 +1,6 @@
+#### 1.1.1
+Fixes for compiler warnings and deprecations.
+
 #### 1.1.0
 Support for Swift 3.0.
 

Classes/EasingTypes/EasingElastic.swift

@@ -31,7 +31,7 @@ import Foundation
  */
 public struct EasingElastic {
 
-    static let M_PI2 = M_PI * 2
+    static let M_PI2 = Double.pi * 2
 
     public static func easeIn() -> EasingUpdateClosure {
 

Classes/EasingTypes/EasingSine.swift

@@ -34,7 +34,7 @@ public struct EasingSine {
     public static func easeIn() -> EasingUpdateClosure {
 
         func easing (_ elapsedTime: TimeInterval, startValue: Double, valueRange: Double, duration: TimeInterval) -> Double {
-            let easing_value = -valueRange * cos((elapsedTime / duration) * M_PI_2) + valueRange + startValue
+            let easing_value = -valueRange * cos((elapsedTime / duration) * MotionUtils.MM_PI_2) + valueRange + startValue
 
             return easing_value
         }
@@ -45,7 +45,7 @@ public struct EasingSine {
     public static func easeOut() -> EasingUpdateClosure {
 
         func easing (_ elapsedTime: TimeInterval, startValue: Double, valueRange: Double, duration: TimeInterval) -> Double {
-            let easing_value = valueRange * sin((elapsedTime / duration) * M_PI_2) + startValue
+            let easing_value = valueRange * sin((elapsedTime / duration) * MotionUtils.MM_PI_2) + startValue
 
             return easing_value
         }
@@ -56,7 +56,7 @@ public struct EasingSine {
     public static func easeInOut() -> EasingUpdateClosure {
 
         func easing (_ elapsedTime: TimeInterval, startValue: Double, valueRange: Double, duration: TimeInterval) -> Double {
-            var easing_value = (-valueRange * 0.5) * (cos(M_PI * (elapsedTime / duration)) - 1)
+            var easing_value = (-valueRange * 0.5) * (cos(Double.pi * (elapsedTime / duration)) - 1)
             easing_value += startValue
 
             return easing_value

Classes/MotionGroup.swift

@@ -520,7 +520,7 @@ public class MotionGroup: Moveable, MoveableCollection, TempoDriven, MotionUpdat
         tempoOverrides.append(!useChildTempo) // use the opposite Boolean value in order to represent which tempos should be overriden by the group
 
         // subscribe to this motion's status updates
-        motion.updateDelegate = (self as? MotionUpdateDelegate)
+        motion.updateDelegate = self
 
 
         return self

Classes/MotionMachine.swift

@@ -523,6 +523,12 @@ public struct MotionOptions : OptionSet {
 /// Represents an infinite number of repeat motion cycles.
 public let REPEAT_INFINITE: UInt = 0
 
+/// Utility methods
+public struct MotionUtils {
+    
+    static let MM_PI_2 = Double.pi / 2
+    
+}
 
 
 // MARK: - Utility extensions
@@ -549,13 +555,13 @@ func ≈≈ (a: Float, b: Float) -> Bool {
     let fabs_b = fabs(b)
     let diff = fabs(fabs_a - fabs_b)
 
-    if (a == 0.0 || b == 0.0 || diff < FLT_MIN) {
+    if (a == 0.0 || b == 0.0 || diff < Float.leastNormalMagnitude) {
         // a or b is zero or both are extremely close to it
         // relative error is less meaningful here
-        return diff < (FLT_EPSILON * FLT_MIN)
+        return diff < (Float.ulpOfOne * Float.leastNormalMagnitude)
     } else {
 
-        return (diff / (fabs_a + fabs_b)) < FLT_EPSILON
+        return (diff / (fabs_a + fabs_b)) < Float.ulpOfOne
     }
 }
 
@@ -569,12 +575,12 @@ func ≈≈ (a: Double, b: Double) -> Bool {
     let fabs_b = fabs(b)
     let diff = fabs(fabs_a - fabs_b)
 
-    if (a == 0.0 || b == 0.0 || diff < DBL_MIN) {
+    if (a == 0.0 || b == 0.0 || diff < Double.leastNormalMagnitude) {
         // a or b is zero or both are extremely close to it
         // relative error is less meaningful here
-        return diff < (DBL_EPSILON * DBL_MIN)
+        return diff < (Double.ulpOfOne * Double.leastNormalMagnitude)
     } else {
-        return (diff / (fabs_a + fabs_b)) < DBL_EPSILON
+        return (diff / (fabs_a + fabs_b)) < Double.ulpOfOne
     }
 
 }

Classes/MotionSequence.swift

@@ -539,7 +539,7 @@ public class MotionSequence: Moveable, MoveableCollection, TempoDriven, MotionUp
         tempoOverrides.append(!useChildTempo) // use the opposite Boolean value in order to represent which tempos should be overriden by the sequence
 
         // subscribe to this motion's status updates
-        sequenceStep.updateDelegate = (self as? MotionUpdateDelegate)
+        sequenceStep.updateDelegate = self
 
 
         return self

Classes/PhysicsMotion.swift

@@ -1188,7 +1188,7 @@ public class PhysicsMotion: Moveable, Additive, TempoDriven, PropertyDataDelegat
                     }
 
                     if (no_delay_set) {
-                        operationID = MotionSupport.register(additiveMotion: self as! Additive)
+                        operationID = MotionSupport.register(additiveMotion: self as Additive)
                     }
                 }
             }

Examples/MotionExamples.xcodeproj/project.pbxproj

@@ -227,7 +227,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0730;
-				LastUpgradeCheck = 0730;
+				LastUpgradeCheck = 0830;
 				ORGANIZATIONNAME = "Poet & Mountain, LLC";
 				TargetAttributes = {
 					8BB379D31CFFA17D00A35AFD = {
@@ -340,8 +340,10 @@
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				CODE_SIGN_IDENTITY = "iPhone Developer";
@@ -386,8 +388,10 @@
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
@@ -406,6 +410,7 @@
 				IPHONEOS_DEPLOYMENT_TARGET = 9.3;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
+				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
 				VALIDATE_PRODUCT = YES;
 			};
 			name = Release;

MotionMachine.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name = 'MotionMachine'
-  s.version = '1.1.0'
+  s.version = '1.1.1'
   s.license = { :type => 'MIT' }
   s.summary = 'An elegant, powerful, and modular animation library for Swift.'
   s.description = <<-DESC