Revert "Updated #if to #ifdef for PR CesiumGS#1321"

This reverts commit 9925feb.

Author: TeraDanielR

Source/CesiumRuntime/Private/CesiumSubLevelSwitcherComponent.cpp

@@ -102,7 +102,7 @@ void UCesiumSubLevelSwitcherComponent::SetTargetSubLevel(
   }
 }
 
-#ifdef ENGINE_VERSION_5_3_OR_HIGHER
+#if ENGINE_VERSION_5_3_OR_HIGHER
 #define StreamState ELevelStreamingState
 #else
 #define StreamState ULevelStreaming::ECurrentState
@@ -140,7 +140,7 @@ void UCesiumSubLevelSwitcherComponent::TickComponent(
             this->_getLevelStreamingForSubLevel(pSubLevel);
         StreamState state =
             IsValid(pStreaming)
-#ifdef ENGINE_VERSION_5_3_OR_HIGHER
+#if ENGINE_VERSION_5_3_OR_HIGHER
                 ? pStreaming->GetLevelStreamingState() //->GetCurrentState()
 #else
                 ? pStreaming->GetCurrentState()
@@ -174,7 +174,7 @@ void UCesiumSubLevelSwitcherComponent::TickComponent(
     this->_doExtraChecksOnNextTick = false;
   }
 
-#ifdef WITH_EDITOR
+#if WITH_EDITOR
   UWorld* pWorld = this->GetWorld();
   if (!IsValid(pWorld))
     return;
@@ -211,7 +211,7 @@ void UCesiumSubLevelSwitcherComponent::_updateSubLevelStateGame() {
 
     StreamState state = StreamState::Unloaded;
     if (IsValid(pStreaming)) {
-#ifdef ENGINE_VERSION_5_3_OR_HIGHER
+#if ENGINE_VERSION_5_3_OR_HIGHER
       state = pStreaming->GetLevelStreamingState();
       #else
       state = pStreaming->GetCurrentState();
@@ -278,7 +278,7 @@ void UCesiumSubLevelSwitcherComponent::_updateSubLevelStateGame() {
 
     StreamState state = StreamState::Unloaded;
     if (IsValid(pStreaming)) {
-#ifdef ENGINE_VERSION_5_3_OR_HIGHER 
+#if ENGINE_VERSION_5_3_OR_HIGHER 
       state = pStreaming->GetLevelStreamingState();
       #else
 

Source/CesiumRuntime/Private/CesiumTextureUtility.cpp

@@ -273,7 +273,7 @@ class FCesiumTextureResource : public FTextureResource {
 
   uint32 GetSizeY() const override { return this->_height; }
 
-#ifdef ENGINE_VERSION_5_3_OR_HIGHER
+#if ENGINE_VERSION_5_3_OR_HIGHER
   virtual void InitRHI(FRHICommandListBase& RHICmdList) override {
 #else
   virtual void InitRHI() override {
@@ -345,7 +345,7 @@ class FCesiumTextureResource : public FTextureResource {
       // RHICreateTexture2D can actually copy over all the mips in one shot,
       // but it expects a particular memory layout. Might be worth configuring
       // Cesium Native's mip-map generation to obey a standard memory layout.
-#ifdef ENGINE_VERSION_5_2_OR_HIGHER
+#if ENGINE_VERSION_5_2_OR_HIGHER
       rhiTexture = RHICreateTexture(
           FRHITextureCreateDesc::Create2D(createInfo.DebugName)
               .SetExtent(int32(this->_width), int32(this->_height))
@@ -414,7 +414,7 @@ FTexture2DRHIRef createAsyncTextureAndWait(
     ETextureCreateFlags Flags,
     void** InitialMipData,
     uint32 NumInitialMips) {
-#ifdef ENGINE_VERSION_5_3_OR_HIGHER
+#if ENGINE_VERSION_5_3_OR_HIGHER
   FGraphEventRef CompletionEvent;
 
   FTexture2DRHIRef result = RHIAsyncCreateTexture2D(
@@ -889,7 +889,7 @@ UTexture2D* loadTextureGameThreadPart(LoadedTextureResult* pHalfLoadedTexture) {
   ([pTexture, pCesiumTextureResource](FRHICommandListImmediate& RHICmdList) {
     pCesiumTextureResource->SetTextureReference(
         pTexture->TextureReference.TextureReferenceRHI);
-    #ifdef ENGINE_VERSION_5_3_OR_HIGHER 
+    #if ENGINE_VERSION_5_3_OR_HIGHER 
     pCesiumTextureResource->InitResource(FRHICommandListImmediate::Get()); //Init Resource now requires a command list.
     #else
     pCesiumTextureResource->InitResource();