Optimised LandingZone Waypoint Transform Update from BP to C++

EndlessVendetta/.idea/.idea.EndlessVendetta/.idea/workspace.xml

@@ -8,12 +8,15 @@
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-      <change beforePath="$PROJECT_DIR$/.idea/.idea.EndlessVendetta/.idea/misc.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/.idea.EndlessVendetta/.idea/misc.xml" afterDir="false" />
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       <change beforePath="$PROJECT_DIR$/Content/FirstPerson/Blueprints/BP_FirstPersonCharacter.uasset" beforeDir="false" afterPath="$PROJECT_DIR$/Content/FirstPerson/Blueprints/BP_FirstPersonCharacter.uasset" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/Content/Levels/ControlTutorialLevel.umap" beforeDir="false" afterPath="$PROJECT_DIR$/Content/Levels/ControlTutorialLevel.umap" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/Content/Ships/LandingZone.uasset" beforeDir="false" afterPath="$PROJECT_DIR$/Content/Ships/LandingZone.uasset" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/Content/StarterContent/HDRI/HDRI_Epic_Courtyard_Daylight.uasset" beforeDir="false" afterPath="$PROJECT_DIR$/Content/StarterContent/HDRI/HDRI_Epic_Courtyard_Daylight.uasset" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/Content/StarterContent/Particles/P_Ambient_Dust.uasset" beforeDir="false" afterPath="$PROJECT_DIR$/Content/StarterContent/Particles/P_Ambient_Dust.uasset" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/Source/EndlessVendetta/EndlessVendettaCharacter.cpp" beforeDir="false" afterPath="$PROJECT_DIR$/Source/EndlessVendetta/EndlessVendettaCharacter.cpp" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/Source/EndlessVendetta/EndlessVendettaCharacter.h" beforeDir="false" afterPath="$PROJECT_DIR$/Source/EndlessVendetta/EndlessVendettaCharacter.h" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/Source/EndlessVendetta/SpaceShip/LandingZone.cpp" beforeDir="false" afterPath="$PROJECT_DIR$/Source/EndlessVendetta/SpaceShip/LandingZone.cpp" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/Source/EndlessVendetta/SpaceShip/LandingZone.h" beforeDir="false" afterPath="$PROJECT_DIR$/Source/EndlessVendetta/SpaceShip/LandingZone.h" afterDir="false" />
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@@ -26,37 +29,37 @@
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     <option name="stateVersion" value="1" />
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+  <component name="ProjectColorInfo">{
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+  &quot;customColor&quot;: &quot;&quot;,
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+  &quot;associatedIndex&quot;: 5
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+}</component>
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     <option name="hideEmptyMiddlePackages" value="true" />
     <option name="showLibraryContents" value="true" />
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-  <component name="PropertiesComponent"><![CDATA[{
+  <component name="PropertiesComponent">{
-  "keyToString": {
+  &quot;keyToString&quot;: {
-    "C++ Project.EndlessVendetta.executor": "Run",
+    &quot;C++ Project.EndlessVendetta.executor&quot;: &quot;Run&quot;,
-    "RunOnceActivity.OpenProjectViewOnStart": "true",
+    &quot;RunOnceActivity.OpenProjectViewOnStart&quot;: &quot;true&quot;,
-    "RunOnceActivity.ShowReadmeOnStart": "true",
+    &quot;RunOnceActivity.ShowReadmeOnStart&quot;: &quot;true&quot;,
-    "git-widget-placeholder": "dev",
+    &quot;git-widget-placeholder&quot;: &quot;HomeHub-Tutorial&quot;,
-    "ignore.virus.scanning.warn.message": "true",
+    &quot;ignore.virus.scanning.warn.message&quot;: &quot;true&quot;,
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+    &quot;node.js.detected.package.eslint&quot;: &quot;true&quot;,
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+    &quot;node.js.detected.package.tslint&quot;: &quot;true&quot;,
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+    &quot;node.js.selected.package.eslint&quot;: &quot;(autodetect)&quot;,
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+    &quot;node.js.selected.package.tslint&quot;: &quot;(autodetect)&quot;,
-    "nodejs_package_manager_path": "npm",
+    &quot;nodejs_package_manager_path&quot;: &quot;npm&quot;,
-    "vue.rearranger.settings.migration": "true"
+    &quot;vue.rearranger.settings.migration&quot;: &quot;true&quot;
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-  "keyToStringList": {
+  &quot;keyToStringList&quot;: {
-    "rider.external.source.directories": [
+    &quot;rider.external.source.directories&quot;: [
-      "C:\\Users\\Rafal\\AppData\\Roaming\\JetBrains\\Rider2023.3\\resharper-host\\DecompilerCache",
+      &quot;C:\\Users\\Rafal\\AppData\\Roaming\\JetBrains\\Rider2023.3\\resharper-host\\DecompilerCache&quot;,
-      "C:\\Users\\Rafal\\AppData\\Roaming\\JetBrains\\Rider2023.3\\resharper-host\\SourcesCache",
+      &quot;C:\\Users\\Rafal\\AppData\\Roaming\\JetBrains\\Rider2023.3\\resharper-host\\SourcesCache&quot;,
-      "C:\\Users\\Rafal\\AppData\\Local\\Symbols\\src"
+      &quot;C:\\Users\\Rafal\\AppData\\Local\\Symbols\\src&quot;
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-}]]></component>
+}</component>
   <component name="RunManager">
     <configuration name="EndlessVendetta" type="CppProject" factoryName="C++ Project">
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@@ -128,7 +131,8 @@
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       <option name="presentableId" value="Default" />
       <updated>1705685810960</updated>
-      <workItem from="1705685813496" duration="640000" />
+      <workItem from="1705685813496" duration="6457000" />
+      <workItem from="1705756768038" duration="3221000" />
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     <servers />
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EndlessVendetta/Source/EndlessVendetta/SpaceShip/LandingZone.cpp

@@ -14,6 +14,44 @@ ALandingZone::ALandingZone()
 
 }
 
+void ALandingZone::BeginPlay()
+{
+	WaypointWidgetComponent = Cast<UWidgetComponent>(GetComponentByClass(UWidgetComponent::StaticClass()));
+	PlayersPawn = GetWorld()->GetFirstPlayerController()->GetPawn();
+	
+	// Tick updates the waypoints transform base on players location
+	if (!IsValid(WaypointWidgetComponent) || !IsValid(PlayersPawn)) SetActorTickEnabled(false);
+
+	Super::BeginPlay();
+}
+
+void ALandingZone::Tick(float DeltaSeconds)
+{
+	Super::Tick(DeltaSeconds);
+	if (!IsWaypointVisible) return;
+	UpdateWaypointTransform();
+}
+
+void ALandingZone::UpdateWaypointTransform()
+{
+	FVector WaypointLoc = WaypointWidgetComponent->GetComponentLocation();
+	FVector PlayerLoc = PlayersPawn->GetActorLocation();
+    
+	// Update rotation
+	FVector LocationDiffVector = PlayerLoc - WaypointLoc;
+	FRotator LookAtPlayerRotator = LocationDiffVector.Rotation();
+	WaypointWidgetComponent->SetWorldRotation(LookAtPlayerRotator);
+    
+	// Update scale
+	double DistanceFromPlayer = LocationDiffVector.Length();
+	double ScaleMagnitude = (12.f - 0.15f) / (48000.f - 900.f);
+	double ScaleIntercept = 12.f - (48000.f * ScaleMagnitude);
+	double ResultingScale = (DistanceFromPlayer * ScaleMagnitude) + ScaleIntercept;
+	FVector WaypointScale = FVector(1, ResultingScale, ResultingScale);
+	WaypointWidgetComponent->SetWorldScale3D(WaypointScale);
+}
+
+
 void ALandingZone::UpdateAllLandingZones(bool Landing)
 {
 	TArray<AActor*> AllLandingZones;
@@ -22,6 +60,7 @@ void ALandingZone::UpdateAllLandingZones(bool Landing)
 	{
 		ALandingZone* LZ = Cast<ALandingZone>(LZ_Actor);
 		Landing ? LZ->HideWaypoint() : LZ->ShowWaypoint();
+		LZ->IsWaypointVisible = !Landing;
 	}
 }
 

EndlessVendetta/Source/EndlessVendetta/SpaceShip/LandingZone.h

@@ -3,6 +3,7 @@
 #pragma once
 
 #include "CoreMinimal.h"
+#include "Components/WidgetComponent.h"
 #include "EndlessVendetta/InteractionInterface.h"
 #include "GameFramework/Actor.h"
 #include "LandingZone.generated.h"
@@ -12,22 +13,42 @@ class ENDLESSVENDETTA_API ALandingZone : public AActor, public IInteractionInter
 {
 	GENERATED_BODY()
 
+//	------------------------------ Attributes -------------------------------------------------	
 	UPROPERTY(EditAnywhere, Category = "Landing Zone")
 	FTransform LZ_ExitTransform;
+	
 	UPROPERTY(EditAnywhere, Category = "Landing Zone")
 	FTransform LZ_TakeoffTransform;
 	
-	// Hides or shows key aesthetic features of LZ's based on if the player is landing or not
+	UWidgetComponent* WaypointWidgetComponent;
-	void UpdateAllLandingZones(bool Landing);
-
 
+	APawn* PlayersPawn;
 
 protected:
 	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Landing Zone")
 	bool IsHomeBase_LZ = false;
 
+public:
+	bool IsWaypointVisible = false;
+//	------------------------------ Methods -------------------------------------------------
+private:
+	// Runs when game starts or this actor spawns
+	virtual void BeginPlay() override;
+                        	
+	// Runs once per frame
+	virtual void Tick(float DeltaSeconds) override;
+	
+	// Hides or shows key aesthetic features of LZ's based on if the player is landing or not
+	void UpdateAllLandingZones(bool Landing);
+
+	// Updates waypoints rotation and scale based on players location, only if visible
+	void UpdateWaypointTransform();
+
+protected:	
 	// Allows player to enter their ship through a LZ
 	void Interact() override;
+
+	// Used to implement a pop up for interaction
 	void InteractPrompt() override;
 	
 public:	
@@ -41,12 +62,14 @@ public:
 	// Ran when a player takes off from any LZ in the world
 	UFUNCTION(BlueprintImplementableEvent)
 	void ShowWaypoint();
+	
 	// Ran when player lands at any LZ in the world
 	UFUNCTION(BlueprintImplementableEvent)
 	void HideWaypoint();
 
 	// Updates all LZ's, then runs exit ship func on player and passes the exit transform
 	void Land();
+	
 	// Updates all LZ's, then runs enter ship func on player passing the correct takeoff transform
 	void Takeoff();
 };