ARCore Unreal sample developer preview 2 release

HelloARSample/Config/DefaultEngine.ini

@@ -79,21 +79,8 @@ AppliedTargetedHardwareClass=Mobile
 DefaultGraphicsPerformance=Scalable
 AppliedDefaultGraphicsPerformance=Scalable
 
-[/Script/AndroidRuntimeSettings.AndroidRuntimeSettings]
-MinSDKVersion=24
-bFullScreen=True
-bBuildForArm64=False
-bBuildForArmV7=True
-Orientation=Portrait
-TargetSDKVersion=24
-PackageName=com.google.ar.core.examples.unreal.helloar
-ApplicationDisplayName=Hello AR UE4
-bPackageDataInsideApk=True
-AndroidGraphicsDebugger=None
-bUseExternalFilesDir=False
-
 [/Script/GoogleARCoreBase.GoogleARCoreEditorSettings]
-DefaultSessionConfig=(bAutoConnect=True,bAutoRequestRuntimePermissions=True,PlaneDetectionMode=HorizontalPlane,bSyncGameFrameRateWithPassthroughCamera=False,bLinkCameraToGoogleARDevice=True,bEnablePassthroughCameraRendering=True)
+DefaultSessionConfig=(LightEstimationMode=AmbientIntensity,PlaneDetectionMode=HorizontalPlane,FrameUpdateMode=SyncTickWithoutCameraImage,bEnablePassthroughCameraRendering=True)
 
 [/Script/EngineSettings.GameMapsSettings]
 EditorStartupMap=/Game/Maps/HelloAR.HelloAR
@@ -109,6 +96,78 @@ ServerDefaultMap=/Engine/Maps/Entry.Entry
 GlobalDefaultGameMode=/Game/Blueprints/HelloARGameMode.HelloARGameMode_C
 GlobalDefaultServerGameMode=None
 
+[/Script/AndroidRuntimeSettings.AndroidRuntimeSettings]
+PackageName=com.google.ar.core.examples.unreal.helloar
+StoreVersion=1
+ApplicationDisplayName=Hello AR UE4
+VersionDisplayName=1.0
+MinSDKVersion=24
+TargetSDKVersion=24
+InstallLocation=InternalOnly
+bEnableGradle=True
+bPackageDataInsideApk=True
+bCreateAllPlatformsInstall=False
+bDisableVerifyOBBOnStartUp=False
+bUseExternalFilesDir=False
+Orientation=Portrait
+MaxAspectRatio=2.100000
+AntVerbosity=Quiet
+bFullScreen=True
+bEnableNewKeyboard=False
+DepthBufferPreference=Default
+ExtraApplicationSettings=
+ExtraActivitySettings=
+bAndroidVoiceEnabled=False
+bPackageForGearVR=False
+bRemoveOSIG=False
++GoogleVRCaps=Cardboard
++GoogleVRCaps=Daydream63
+bGoogleVRSustainedPerformance=False
+KeyStore=
+KeyAlias=
+KeyStorePassword=
+KeyPassword=
+bBuildForArmV7=False
+bBuildForArm64=True
+bBuildForX86=False
+bBuildForX8664=False
+bBuildForES2=True
+bBuildForES31=False
+bSupportsVulkan=False
+bBuildWithHiddenSymbolVisibility=False
+bEnableGooglePlaySupport=False
+bUseGetAccounts=False
+GamesAppID=
+bSupportAdMob=True
+AdMobAdUnitID=
+GooglePlayLicenseKey=
+GCMClientSenderID=
+bShowLaunchImage=False
+AndroidAudio=Default
+AudioSampleRate=44100
+AudioCallbackBufferFrameSize=1024
+AudioNumBuffersToEnqueue=4
+AudioMaxChannels=0
+AudioNumSourceWorkers=0
+SpatializationPlugin=
+ReverbPlugin=
+OcclusionPlugin=
+AndroidGraphicsDebugger=None
+MaliGraphicsDebuggerPath=(Path="")
+RenderDocPath=(Path="")
+bMultiTargetFormat_ETC1=True
+bMultiTargetFormat_ETC2=True
+bMultiTargetFormat_DXT=True
+bMultiTargetFormat_PVRTC=True
+bMultiTargetFormat_ATC=True
+bMultiTargetFormat_ASTC=True
+TextureFormatPriority_ETC1=0.100000
+TextureFormatPriority_ETC2=0.200000
+TextureFormatPriority_DXT=0.600000
+TextureFormatPriority_PVRTC=0.800000
+TextureFormatPriority_ATC=0.500000
+TextureFormatPriority_ASTC=0.900000
+
 [/Script/Engine.PhysicsSettings]
 DefaultGravityZ=-980.000000
 DefaultTerminalVelocity=4000.000000
@@ -149,3 +208,4 @@ SyncSceneSmoothingFactor=0.000000
 AsyncSceneSmoothingFactor=0.990000
 InitialAverageFrameRate=0.016667
 PhysXTreeRebuildRate=10
+

HelloARSample/Config/DefaultGame.ini

@@ -2,4 +2,5 @@
 ProjectID=37E772544EA40387985AAC889F6C1FE1
 ProjectName=HelloAR
 CopyrightNotice="// Copyright 2017 Google Inc.//// Licensed under the Apache License, Version 2.0 (the \"License\");// you may not use this file except in compliance with the License.// You may obtain a copy of the License at//// http://www.apache.org/licenses/LICENSE-2.0//// Unless required by applicable law or agreed to in writing, software// distributed under the License is distributed on an \"AS IS\" BASIS,// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.// See the License for the specific language governing permissions and// limitations under the License."
+bStartInAR=True
 

HelloARSample/HelloARUnreal.uproject

@@ -24,6 +24,21 @@
 		{
 			"Name": "SteamVR",
 			"Enabled": false
+		},
+		{
+			"Name": "OnlineSubsystemGooglePlay",
+			"Enabled": false,
+			"SupportedTargetPlatforms": [
+				"Android"
+			]
+		},
+		{
+			"Name": "OnlineSubsystemIOS",
+			"Enabled": false,
+			"SupportedTargetPlatforms": [
+				"IOS",
+				"TVOS"
+			]
 		}
 	]
 }

HelloARSample/Source/HelloARUnreal/HelloARUnreal.Build.cs

@@ -25,7 +25,6 @@ public HelloARUnreal(ReadOnlyTargetRules Target) : base(Target)
 		PrivateDependencyModuleNames.AddRange(new string[] {
 			"GoogleARCoreBase",
 			"ProceduralMeshComponent",
-			"TangoSDK"
 		});
 
 		// Uncomment if you are using Slate UI

HelloARSample/Source/HelloARUnreal/Private/ARPlaneActor.cpp

@@ -16,7 +16,7 @@
 #include "ProceduralMeshComponent.h"
 #include "Components/InstancedStaticMeshComponent.h"
 
-#include "GoogleARCorePlane.h"
+#include "GoogleARCoreTypes.h"
 
 // Sets default values
 AARPlaneActor::AARPlaneActor()
@@ -32,18 +32,15 @@ AARPlaneActor::AARPlaneActor()
 // Called every frame
 void AARPlaneActor::Tick(float DeltaTime)
 {
-	// No need to tick when the plane isn't assigned or hasn't been updated.
-	if (IsValid(ARCorePlaneObject) && ARCorePlaneObject->IsUpdated())
-	{
-		UpdatePlanePolygonMesh();
-	}
 	Super::Tick(DeltaTime);
+	PlanePolygonMeshComponent->SetWorldTransform(ARCorePlaneObject->GetCenterPose());
 }
 
 void AARPlaneActor::UpdatePlanePolygonMesh()
 {
 	// Update polygon mesh vertex indices, using triangle fan due to its convex.
-	const TArray<FVector>& BoundaryVertices = ARCorePlaneObject->GetWorldSpaceBoundaryPolygon();
+	TArray<FVector> BoundaryVertices;
+	ARCorePlaneObject->GetBoundaryPolygonInLocalSpace(BoundaryVertices);
 	int BoundaryVerticesNum = BoundaryVertices.Num();
 
 	if (BoundaryVerticesNum < 3)
@@ -66,16 +63,13 @@ void AARPlaneActor::UpdatePlanePolygonMesh()
 	PolygonMeshIndices.Empty(TriangleNum * 3);
 	PolygonMeshNormals.Empty(PolygonMeshVerticesNum);
 
-	// Generate vertex data
-	// Revisit here to see if we want to calculate in local space
-	FVector BoundaryCenter = ARCorePlaneObject->GetBoundingBoxWorldTransform().GetLocation();
-	FVector PlaneNormal = ARCorePlaneObject->GetPlane().GetSafeNormal();
+	FVector PlaneNormal = ARCorePlaneObject->GetFPlane().GetSafeNormal();
 	for (int i = 0; i < BoundaryVerticesNum; i++)
 	{
 		FVector BoundaryPoint = BoundaryVertices[i];
-		float BoundaryToCenterDist = FVector::Dist(BoundaryPoint, BoundaryCenter);
+		float BoundaryToCenterDist = BoundaryPoint.Size();
 		float FeatheringDist = FMath::Min(BoundaryToCenterDist, EdgeFeatheringDistance);
-		FVector InteriorPoint = BoundaryPoint + (BoundaryCenter - BoundaryPoint).GetUnsafeNormal() * FeatheringDist;
+		FVector InteriorPoint = BoundaryPoint - BoundaryPoint.GetUnsafeNormal() * FeatheringDist;
 
 		PolygonMeshVertices.Add(BoundaryPoint);
 		PolygonMeshVertices.Add(InteriorPoint);

HelloARSample/Source/HelloARUnreal/Public/ARPlaneActor.h

@@ -40,11 +40,12 @@ class HELLOARUNREAL_API AARPlaneActor : public AActor
 	UPROPERTY(Category = GoogleARCorePlaneActor, EditAnywhere, BlueprintReadWrite)
 	float EdgeFeatheringDistance = 10.0f;
 
+
 public:
 	// Called every frame
 	virtual void Tick(float DeltaTime) override;
 
-private:
+	UFUNCTION(BlueprintCallable, Category = "GoogleARCore|PlaneActor", meta = (Keywords = "googlear arcore plane"))
 	void UpdatePlanePolygonMesh();
 
 };