Merge pull request #26 from lioncash/scene

CSceneNode: Minor cleanup

src/Core/Scene/CSceneNode.cpp

@@ -13,21 +13,9 @@ uint32 CSceneNode::smNumNodes = 0;
 CColor CSceneNode::skSelectionTint = CColor::Integral(39, 154, 167);
 
 CSceneNode::CSceneNode(CScene *pScene, uint32 NodeID, CSceneNode *pParent)
-    : mpScene(pScene)
+    : _mID(NodeID)
     , mpParent(pParent)
-    , _mID(NodeID)
-    , mPosition(CVector3f::skZero)
-    , mRotation(CQuaternion::skIdentity)
-    , mScale(CVector3f::skOne)
-    , _mTransformDirty(true)
-    , _mInheritsPosition(true)
-    , _mInheritsRotation(true)
-    , _mInheritsScale(true)
-    , mLightLayerIndex(0)
-    , mLightCount(0)
-    , mMouseHovering(false)
-    , mSelected(false)
-    , mVisible(true)
+    , mpScene(pScene)
 {
     smNumNodes++;
 
@@ -38,8 +26,7 @@ CSceneNode::CSceneNode(CScene *pScene, uint32 NodeID, CSceneNode *pParent)
 CSceneNode::~CSceneNode()
 {
     smNumNodes--;
-    for (auto it = mChildren.begin(); it != mChildren.end(); it++)
-        delete (*it);
+    DeleteChildren();
 }
 
 // ************ VIRTUAL ************
@@ -81,8 +68,8 @@ void CSceneNode::OnLoadFinished()
 {
     PostLoad();
 
-    for (auto it = mChildren.begin(); it != mChildren.end(); it++)
-        (*it)->OnLoadFinished();
+    for (auto* child : mChildren)
+        child->OnLoadFinished();
 }
 
 void CSceneNode::Unparent()
@@ -97,7 +84,7 @@ void CSceneNode::Unparent()
 
 void CSceneNode::RemoveChild(CSceneNode *pChild)
 {
-    for (auto it = mChildren.begin(); it != mChildren.end(); it++)
+    for (auto it = mChildren.begin(); it != mChildren.end(); ++it)
     {
         if (*it == pChild)
         {
@@ -109,8 +96,8 @@ void CSceneNode::RemoveChild(CSceneNode *pChild)
 
 void CSceneNode::DeleteChildren()
 {
-    for (auto it = mChildren.begin(); it != mChildren.end(); it++)
-        delete *it;
+    for (auto* child : mChildren)
+        delete child;
 
     mChildren.clear();
 }
@@ -329,8 +316,8 @@ void CSceneNode::ForceRecalculateTransform() const
     // If so, the children will already be marked
     if (!_mTransformDirty)
     {
-        for (auto it = mChildren.begin(); it != mChildren.end(); it++)
-            (*it)->MarkTransformChanged();
+        for (auto* child : mChildren)
+            child->MarkTransformChanged();
     }
     _mTransformDirty = false;
 }
@@ -339,8 +326,8 @@ void CSceneNode::MarkTransformChanged() const
 {
     if (!_mTransformDirty)
     {
-        for (auto it = mChildren.begin(); it != mChildren.end(); it++)
-            (*it)->MarkTransformChanged();
+        for (auto* child : mChildren)
+            child->MarkTransformChanged();
     }
 
     _mTransformDirty = true;
@@ -367,7 +354,7 @@ CVector3f CSceneNode::AbsolutePosition() const
 {
     CVector3f ret = mPosition;
 
-    if ((mpParent) && (InheritsPosition()))
+    if (mpParent != nullptr && InheritsPosition())
         ret += mpParent->AbsolutePosition();
 
     return ret;
@@ -377,7 +364,7 @@ CQuaternion CSceneNode::AbsoluteRotation() const
 {
     CQuaternion ret = mRotation;
 
-    if ((mpParent) && (InheritsRotation()))
+    if (mpParent != nullptr && InheritsRotation())
         ret *= mpParent->AbsoluteRotation();
 
     return ret;
@@ -387,7 +374,7 @@ CVector3f CSceneNode::AbsoluteScale() const
 {
     CVector3f ret = mScale;
 
-    if ((mpParent) && (InheritsScale()))
+    if (mpParent != nullptr && InheritsScale())
         ret *= mpParent->AbsoluteScale();
 
     return ret;

src/Core/Scene/CSceneNode.h

@@ -15,6 +15,7 @@
 #include <Common/Math/CTransform4f.h>
 #include <Common/Math/CVector3f.h>
 #include <Common/Math/ETransformSpace.h>
+#include <array>
 
 class CRenderer;
 class CScene;
@@ -71,11 +72,11 @@ class CSceneNode : public IRenderable
 private:
     mutable CTransform4f _mCachedTransform;
     mutable CAABox _mCachedAABox;
-    mutable bool _mTransformDirty;
+    mutable bool _mTransformDirty = true;
 
-    bool _mInheritsPosition;
-    bool _mInheritsRotation;
-    bool _mInheritsScale;
+    bool _mInheritsPosition = true;
+    bool _mInheritsRotation = true;
+    bool _mInheritsScale = true;
 
     uint32 _mID;
 
@@ -85,29 +86,29 @@ protected:
     CSceneNode *mpParent;
     CScene *mpScene;
 
-    CVector3f mPosition;
-    CQuaternion mRotation;
-    CVector3f mScale;
+    CVector3f mPosition{CVector3f::skZero};
+    CQuaternion mRotation{CQuaternion::skIdentity};
+    CVector3f mScale{CVector3f::skOne};
     CAABox mLocalAABox;
 
-    bool mMouseHovering;
-    bool mSelected;
-    bool mVisible;
+    bool mMouseHovering = false;
+    bool mSelected = false;
+    bool mVisible = true;
     std::list<CSceneNode*> mChildren;
 
-    uint32 mLightLayerIndex;
-    uint32 mLightCount;
-    CLight* mLights[8];
+    uint32 mLightLayerIndex = 0;
+    uint32 mLightCount = 0;
+    std::array<CLight*, 8> mLights{};
     CColor mAmbientColor;
 
 public:
     explicit CSceneNode(CScene *pScene, uint32 NodeID, CSceneNode *pParent = 0);
-    virtual ~CSceneNode();
+    ~CSceneNode() override;
     virtual ENodeType NodeType() = 0;
     virtual void PostLoad() {}
     virtual void OnTransformed() {}
-    virtual void AddToRenderer(CRenderer* /*pRenderer*/, const SViewInfo& /*rkViewInfo*/) {}
-    virtual void DrawSelection();
+    void AddToRenderer(CRenderer* /*pRenderer*/, const SViewInfo& /*rkViewInfo*/) override {}
+    void DrawSelection() override;
     virtual void RayAABoxIntersectTest(CRayCollisionTester& rTester, const SViewInfo& rkViewInfo);
     virtual SRayIntersection RayNodeIntersectTest(const CRay& rkRay, uint32 AssetID, const SViewInfo& rkViewInfo) = 0;
     virtual bool AllowsTranslate() const { return true; }
@@ -179,7 +180,7 @@ public:
     void SetVisible(bool Visible)                   { mVisible = Visible; }
 
     // Static
-    inline static int NumNodes() { return smNumNodes; }
+    static int NumNodes() { return smNumNodes; }
     static CColor skSelectionTint;
 };