Added a hand-to-controller offset and a speed multiplier to fix body …

…lag.
kvoeten · Mar 29, 2021 · f79ebe6 · f79ebe6
1 parent 0b0a32d
commit f79ebe6
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Showing 5 changed files with 20 additions and 10 deletions.
diff --git a/Content/Character/Mesh/UE4_Mannequin_Skeleton.uasset b/Content/Character/Mesh/UE4_Mannequin_Skeleton.uasset
diff --git a/Source/UnrealBody/Private/Animation/IKCharacterAnimInstance.cpp b/Source/UnrealBody/Private/Animation/IKCharacterAnimInstance.cpp
@@ -74,11 +74,6 @@ void UIKCharacterAnimInstance::UpdateFootIK()
 	FCollisionQueryParams Params;
 	Params.AddIgnoredActor(Character);
 
-	// Debug Draw
-	const FName TraceTag("FeetTraces");
-	World->DebugDrawTraceTag = TraceTag;
-	Params.TraceTag = TraceTag;
-
 	// Trace both feet and set result in AnimGraph
 	TraceFoot(LeftFoot, &FootIKValues.LeftFootLocation, 
 		&FootIKValues.LeftFootRotation, World, &Params);
@@ -141,9 +136,16 @@ void UIKCharacterAnimInstance::UpdateHandValues()
 {
 	USkeletalMeshComponent* OwnerComp = GetOwningComponent();
 
+	// Get offsets
+	FTransform LeftOffset = OwnerComp->GetSocketTransform("hand_lSocket", ERelativeTransformSpace::RTS_ParentBoneSpace);
+	FTransform RightOffset = OwnerComp->GetSocketTransform("hand_rSocket", ERelativeTransformSpace::RTS_ParentBoneSpace);
+
+	// Fix left offset
+	LeftOffset.ScaleTranslation(-1);
+
 	// Get controller transform * offset
-	ArmIKValues.LeftTargetTransform = this->BodyComponent->LeftController->GetComponentTransform();
-	ArmIKValues.RightTargetTransform = this->BodyComponent->RightController->GetComponentTransform();
+	ArmIKValues.LeftTargetTransform = this->BodyComponent->LeftController->GetComponentTransform() * LeftOffset;
+	ArmIKValues.RightTargetTransform = this->BodyComponent->RightController->GetComponentTransform() * RightOffset;
 }
 
 void UIKCharacterAnimInstance::UpdateMovementValues()

diff --git a/Source/UnrealBody/Private/CharacterComponents/IKBodyComponent.cpp b/Source/UnrealBody/Private/CharacterComponents/IKBodyComponent.cpp
@@ -131,7 +131,7 @@ void UIKBodyComponent::TickBodyMovement(float DeltaTime)
 	else
 	{
 		// Tick towards location based on movement speed
-		this->BodyCurrentLocation = UKismetMathLibrary::VInterpTo(this->BodyCurrentLocation, this->BodyTargetLocation, DeltaTime, MovementSpeed);
+		this->BodyCurrentLocation = UKismetMathLibrary::VInterpTo(this->BodyCurrentLocation, this->BodyTargetLocation, DeltaTime, MovementSpeed * this->MovementSpeedMultiplier);
 		this->Body->SetWorldLocation(BodyCurrentLocation);
 	}
 

diff --git a/Source/UnrealBody/Public/CharacterComponents/IKBodyComponent.h b/Source/UnrealBody/Public/CharacterComponents/IKBodyComponent.h
@@ -53,7 +53,15 @@ class UNREALBODY_API UIKBodyComponent : public UActorComponent
 		UCameraComponent* Camera = nullptr;
 
 	/*
-		Movement Values, replicated (server changes are sent to clients)
+	 * Non-Replicated Setting variables
+	*/
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Settings")
+		float MovementSpeedMultiplier = 1.0f
+		UMETA(Tooltip = "Increase or decrease the speed of the character during movement. Use this to avoid the character lagging behind over longer distances.");
+
+
+	/*
+	 * Movement Values, replicated (server changes are sent to clients)
 	*/
 	UPROPERTY(EditAnywhere, BlueprintReadOnly, Replicated, Category = "IKBody")
 		float MovementThreshold = 60.0f 

diff --git a/UnrealBody.uplugin b/UnrealBody.uplugin
@@ -1,7 +1,7 @@
 {
 	"FileVersion": 3,
 	"Version": 1,
-	"VersionName": "1.1",
+	"VersionName": "1.0.2",
 	"FriendlyName": "Unreal Body Plugin",
 	"Description": "Standalone plugin that provides an IK body, with finger collision, animated by 3 tracking points.",
 	"Category": "VR",