Fix uninitialized variables in the LightManager

components/sceneutil/lightmanager.cpp

@@ -400,7 +400,7 @@ namespace SceneUtil
     class LightStateAttributePerObjectUniform : public osg::StateAttribute
     {
     public:
-        LightStateAttributePerObjectUniform() {}
+        LightStateAttributePerObjectUniform() : mLightManager(nullptr) {}
         LightStateAttributePerObjectUniform(const std::vector<osg::ref_ptr<osg::Light>>& lights, LightManager* lightManager) :  mLights(lights), mLightManager(lightManager) {}
 
         LightStateAttributePerObjectUniform(const LightStateAttributePerObjectUniform& copy,const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY)
@@ -613,7 +613,7 @@ namespace SceneUtil
     class LightManagerCullCallback : public osg::NodeCallback
     {
     public:
-        LightManagerCullCallback(LightManager* lightManager) : mLightManager(lightManager) {}
+        LightManagerCullCallback(LightManager* lightManager) : mLightManager(lightManager), mLastFrameNumber(0) {}
 
         void operator()(osg::Node* node, osg::NodeVisitor* nv) override
         {
@@ -903,6 +903,10 @@ namespace SceneUtil
         , mLightingMask(copy.mLightingMask)
         , mSun(copy.mSun)
         , mLightingMethod(copy.mLightingMethod)
+        , mPointLightRadiusMultiplier(copy.mPointLightRadiusMultiplier)
+        , mPointLightFadeEnd(copy.mPointLightFadeEnd)
+        , mPointLightFadeStart(copy.mPointLightFadeStart)
+        , mMaxLights(copy.mMaxLights)
     {
     }