Fix clang warnings in plCubicRenderTargetModifier.

Sources/Plasma/PubUtilLib/plPipeline/plCubicRenderTargetModifier.cpp

@@ -169,51 +169,51 @@ bool    plCubicRenderTargetModifier::IEval( double secs, float del, uint32_t dir
 
 bool    plCubicRenderTargetModifier::MsgReceive( plMessage* msg )
 {
-    plSceneObject       *scene;
-    plCubicRenderTarget *cubic;
-    int                 i;
-
-
     plEvalMsg* eval = plEvalMsg::ConvertNoRef(msg);
-    if( eval )
+    if (eval)
     {
         const double secs = eval->DSeconds();
         const float del = eval->DelSeconds();
-        IEval( secs, del, 0 );
+        IEval(secs, del, 0);
         return true;
     }
-    plRefMsg            *refMsg = plRefMsg::ConvertNoRef( msg );
-    if( refMsg )
+
+    plRefMsg* refMsg = plRefMsg::ConvertNoRef(msg);
+    if (refMsg)
     {
-        if( scene = plSceneObject::ConvertNoRef( refMsg->GetRef() ) )
+        plSceneObject* scene = plSceneObject::ConvertNoRef(refMsg->GetRef());
+        if (scene)
         {
-            if( refMsg->GetContext() & ( plRefMsg::kOnCreate | plRefMsg::kOnRequest | plRefMsg::kOnReplace ) )
-                AddTarget( scene );
+            if (refMsg->GetContext() & (plRefMsg::kOnCreate | plRefMsg::kOnRequest | plRefMsg::kOnReplace))
+                AddTarget(scene);
             else
-                RemoveTarget( scene );
+                RemoveTarget(scene);
         }
-        if( cubic = plCubicRenderTarget::ConvertNoRef( refMsg->GetRef() ) )
+
+        plCubicRenderTarget* cubic = plCubicRenderTarget::ConvertNoRef(refMsg->GetRef());
+        if (cubic)
         {
-            if( refMsg->GetContext() & ( plRefMsg::kOnCreate | plRefMsg::kOnRequest | plRefMsg::kOnReplace ) )
+            if (refMsg->GetContext() & (plRefMsg::kOnCreate | plRefMsg::kOnRequest | plRefMsg::kOnReplace))
             {
                 fCubic = cubic;
-                for( i = 0; i < 6; i++ )
-                    ICreateRenderRequest( i );
+                for (int i = 0; i < 6; i++)
+                    ICreateRenderRequest(i);
             }
             else
             {
-                fCubic = nil;
-                for( i = 0; i < 6; i++ )
+                fCubic = nullptr;
+                for (int i = 0; i < 6; i++)
                 {
-                    delete fRequests[ i ];
-                    fRequests[ i ] = nil;
+                    delete fRequests[i];
+                    fRequests[i] = nil;
                 }
             }
         }
+
         return true;
     }
 
-    return plModifier::MsgReceive( msg );
+    return plModifier::MsgReceive(msg);
 }
 
 //// AddTarget ////////////////////////////////////////////////////////////////