libraries/animation: cppcheck fixes

* Fix for potential bug in AnimLoop due to _maxFrameIndexHint being uninitialized.
* made more single argument constructors explicit.

libraries/animation/src/AnimExpression.h

@@ -21,7 +21,7 @@
 class AnimExpression {
 public:
     friend class AnimTests;
-    AnimExpression(const QString& str);
+    explicit AnimExpression(const QString& str);
 protected:
     struct Token {
         enum Type {
@@ -49,8 +49,8 @@ protected:
             Comma,
             Error
         };
-        Token(Type type) : type {type} {}
-        Token(const QStringRef& strRef) : type {Type::Identifier}, strVal {strRef.toString()} {}
+        explicit Token(Type type) : type {type} {}
+        explicit Token(const QStringRef& strRef) : type {Type::Identifier}, strVal {strRef.toString()} {}
         explicit Token(int val) : type {Type::Int}, intVal {val} {}
         explicit Token(bool val) : type {Type::Bool}, intVal {val} {}
         explicit Token(float val) : type {Type::Float}, floatVal {val} {}
@@ -82,7 +82,7 @@ protected:
             Modulus,
             UnaryMinus
         };
-        OpCode(Type type) : type {type} {}
+        explicit OpCode(Type type) : type {type} {}
         explicit OpCode(const QStringRef& strRef) : type {Type::Identifier}, strVal {strRef.toString()} {}
         explicit OpCode(const QString& str) : type {Type::Identifier}, strVal {str} {}
         explicit OpCode(int val) : type {Type::Int}, intVal {val} {}

libraries/animation/src/AnimInverseKinematics.h

@@ -25,7 +25,7 @@ class RotationConstraint;
 class AnimInverseKinematics : public AnimNode {
 public:
 
-    AnimInverseKinematics(const QString& id);
+    explicit AnimInverseKinematics(const QString& id);
     virtual ~AnimInverseKinematics() override;
 
     void loadDefaultPoses(const AnimPoseVec& poses);

libraries/animation/src/AnimNodeLoader.h

@@ -25,7 +25,7 @@ class AnimNodeLoader : public QObject {
     Q_OBJECT
 
 public:
-    AnimNodeLoader(const QUrl& url);
+    explicit AnimNodeLoader(const QUrl& url);
 
 signals:
     void success(AnimNode::Pointer node);

libraries/animation/src/AnimStateMachine.h

@@ -110,7 +110,7 @@ protected:
 
 public:
 
-    AnimStateMachine(const QString& id);
+    explicit AnimStateMachine(const QString& id);
     virtual ~AnimStateMachine() override;
 
     virtual const AnimPoseVec& evaluate(const AnimVariantMap& animVars, float dt, Triggers& triggersOut) override;

libraries/animation/src/AnimationCache.h

@@ -38,7 +38,7 @@ protected:
     virtual QSharedPointer<Resource> createResource(const QUrl& url,
                 const QSharedPointer<Resource>& fallback, bool delayLoad, const void* extra);
 private:
-    AnimationCache(QObject* parent = NULL);
+    explicit AnimationCache(QObject* parent = NULL);
     virtual ~AnimationCache() { }
 
 };
@@ -51,7 +51,7 @@ class Animation : public Resource {
 
 public:
 
-    Animation(const QUrl& url);
+    explicit Animation(const QUrl& url);
 
     const FBXGeometry& getGeometry() const { return *_geometry; }
 

libraries/animation/src/AnimationLoop.cpp

@@ -40,6 +40,7 @@ AnimationLoop::AnimationLoop(const AnimationDetails& animationDetails) :
     _lastFrame(animationDetails.lastFrame),
     _running(animationDetails.running),
     _currentFrame(animationDetails.currentFrame),
+    _maxFrameIndexHint(MAXIMUM_POSSIBLE_FRAME),
     _resetOnRunning(true),
     _lastSimulated(usecTimestampNow())
 {
@@ -55,6 +56,7 @@ AnimationLoop::AnimationLoop(float fps, bool loop, bool hold, bool startAutomati
     _lastFrame(lastFrame),
     _running(running),
     _currentFrame(currentFrame),
+    _maxFrameIndexHint(MAXIMUM_POSSIBLE_FRAME),
     _resetOnRunning(true),
     _lastSimulated(usecTimestampNow())
 {

libraries/animation/src/AnimationLoop.h

@@ -19,7 +19,7 @@ public:
     static const float MAXIMUM_POSSIBLE_FRAME;
 
     AnimationLoop();
-    AnimationLoop(const AnimationDetails& animationDetails);
+    explicit AnimationLoop(const AnimationDetails& animationDetails);
     AnimationLoop(float fps, bool loop, bool hold, bool startAutomatically, float firstFrame, 
                   float lastFrame, bool running, float currentFrame);
 

libraries/animation/src/Rig.cpp

@@ -37,17 +37,7 @@ static bool isEqual(const glm::quat& p, const glm::quat& q) {
     return 1.0f - fabsf(glm::dot(p, q)) <= EPSILON;
 }
 
-#ifdef NDEBUG
-#define ASSERT(cond)
-#else
-#define ASSERT(cond)                            \
-    do {                                        \
-        if (!(cond)) {                          \
-            int* ptr = nullptr;                 \
-            *ptr = 10;                          \
-        }                                       \
-    } while (0)
-#endif
+#define ASSERT(cond) assert(cond)
 
 // 2 meter tall dude
 const glm::vec3 DEFAULT_RIGHT_EYE_POS(-0.3f, 0.9f, 0.0f);

libraries/animation/src/Rig.h

@@ -83,6 +83,7 @@ public:
         Hover
     };
 
+    Rig() {}
     virtual ~Rig() {}
 
     void destroyAnimGraph();