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Jump in direction of player input

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This commit is contained in:
Kevin Poretti 2022-03-26 21:49:52 -04:00
parent 32531fbcf4
commit c9fb74b90d
5 changed files with 112 additions and 39 deletions
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BIN
SwordNGun/Content/Characters/Protagonist/BP_NewProtag.uasset (Stored with Git LFS)
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32
SwordNGun/Source/SwordNGun/Private/Characters/SNGCharacterBase.cpp
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@ -69,6 +69,7 @@ ASNGCharacterBase::ASNGCharacterBase(const FObjectInitializer& ObjectInitializer
UE_LOG(LogTemp, Warning, TEXT("SNGCharacterBase :: Could not get skeletal mesh. Did you forget to set it?"));
}
InputThreshold = 0.1f;
DefaultFOV = 90.0f;
SprintFOV = 110.0f;
@ -206,28 +207,51 @@ void ASNGCharacterBase::Tick(float DeltaTime)
if(CharacterMovementDebug)
{
float LateralSpeed = GetVelocity().Size2D();
FVector VelocityDir = GetVelocity();
VelocityDir.Normalize();
FVector LateralVelocityDir = FVector(VelocityDir.X, VelocityDir.Y, 0.0f);
FVector StartPos(GetActorLocation().X,
GetActorLocation().Y,
GetActorLocation().Z - GetCapsuleComponent()->GetScaledCapsuleHalfHeight());
FVector ActorForward = UKismetMathLibrary::GetForwardVector(GetActorRotation());
// Draw arrow showing velocity
DrawDebugDirectionalArrow(GetWorld(),
StartPos, StartPos + (ActorForward * ((LateralSpeed / GetCharacterMovement()->MaxWalkSpeed) * 100.0f)),
10.0f, FColor::Blue, false, -1.0f, 0, 2.0f);
StartPos, StartPos + (VelocityDir * ((GetVelocity().Size() / GetCharacterMovement()->MaxWalkSpeed) * 100.0f)),
10.0f, FColor::Yellow, false, -1.0f, 0, 2.0f);
// Draw arrow showing lateral velocity
StartPos.Z += 1; // avoid z-fighting
DrawDebugDirectionalArrow(GetWorld(),
StartPos, StartPos + (LateralVelocityDir * ((LateralSpeed / GetCharacterMovement()->MaxWalkSpeed) * 100.0f)),
10.0f, FColor::Orange, false, -1.0f, 0, 2.0f);
// draw arrow showing what direction the player is inputting (WASD or right thumbstick) in the world relative to the camera
FVector CurrInputDirection = GetInputAsWorldDirection();
CurrInputDirection.Normalize();
StartPos.Z += 1; // avoid z-fighting
DrawDebugDirectionalArrow(GetWorld(), StartPos, StartPos + (CurrInputDirection * 100.0f),
10.0f, FColor::Purple, false, -1.0f, 0, 2.0f);
// Draw arrow showing where character is facing
StartPos.Z += 1; // avoid z-fighting
DrawDebugDirectionalArrow(GetWorld(),
StartPos, StartPos + (ActorForward * 100.0f),
10.0f, FColor::Blue, false, -1.0f, 0, 2.0f);
FString DebugMsg = FString::Printf(TEXT("MaxWalkSpeed: %f"), GetCharacterMovement()->MaxWalkSpeed);
GEngine->AddOnScreenDebugMessage(-1, 0.0f, FColor::Magenta, DebugMsg);
DebugMsg = FString::Printf(TEXT("LateralSpeed: %f"), LateralSpeed);
GEngine->AddOnScreenDebugMessage(-1, 0.0f, FColor::Magenta, DebugMsg);
DebugMsg = FString::Printf(TEXT("RotationRate: %s"), *GetCharacterMovement()->RotationRate.ToString());
GEngine->AddOnScreenDebugMessage(-1, 0.0f, FColor::Magenta, DebugMsg);
bool InputThresholdIsMet = CurrInputDirection.Size2D() >= InputThreshold;
DebugMsg = FString::Printf(TEXT("InputThresholdIsMet: %hs"), InputThresholdIsMet ? "true" : "false");
GEngine->AddOnScreenDebugMessage(-1, 0.0f, FColor::Magenta, DebugMsg);
if(ShowCharacterTrajectory)
{
@ -260,6 +284,6 @@ void ASNGCharacterBase::SetupPlayerInputComponent(UInputComponent* PlayerInputCo
// actions
PlayerInputComponent->BindAction("Jump", IE_Pressed, this, &ASNGCharacterBase::StartJump);
PlayerInputComponent->BindAction("Jump", IE_Released, this, &ASNGCharacterBase::StopJumping);
//PlayerInputComponent->BindAction("Jump", IE_Released, this, &ASNGCharacterBase::StopJumping);
}

82
SwordNGun/Source/SwordNGun/Private/Components/SNGCharacterMovementComponent.cpp
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@ -3,6 +3,7 @@
#include "Components/SNGCharacterMovementComponent.h"
#include "Characters/SNGCharacterBase.h"
#include "GameFramework/Character.h"
#include "Kismet/KismetMathLibrary.h"
#include "PhysicsEngine/PhysicsSettings.h"
@ -33,6 +34,8 @@ USNGCharacterMovementComponent::USNGCharacterMovementComponent()
// jump
MaxJumpHeight = 250.0f;
DesiredJumpDuration = 0.75f;
DefaultJumpLateralVelocity = DefaultMaxWalkSpeed;
LateralVelocityScaling = FVector2D(1.0f, 1.0f);
ComputeGravityScaleAndJumpZVelocity();
// dash
@ -78,16 +81,16 @@ void USNGCharacterMovementComponent::RestoreMovementDefaults()
void USNGCharacterMovementComponent::Dash()
{
FLaunchParameters LaunchParams;
LaunchParams.bOverrideX = true;
LaunchParams.bOverrideY = true;
LaunchParams.bOverrideZ = true;
LaunchParams.bOverrideMovementMode = false;
LaunchParams.GroundFriction = DashGroundFriction;
LaunchParams.GravityScale = DashGravityScale;
LaunchParams.FloatTime = DashFloatTime;
LaunchParams.SlideTime = DashSlideTime;
FLaunchParameters DashParams;
DashParams.bOverrideLateralVelocityClamping = true;
DashParams.bOverrideX = true;
DashParams.bOverrideY = true;
DashParams.bOverrideZ = true;
DashParams.bOverrideMovementMode = false;
DashParams.GroundFriction = DashGroundFriction;
DashParams.GravityScale = DashGravityScale;
DashParams.FloatTime = DashFloatTime;
DashParams.SlideTime = DashSlideTime;
// sets gravity and friction targets which will start interpolating after float time and slide time elapse respectively
TargetGravityScale = DefaultGravityScale;
@ -95,12 +98,12 @@ void USNGCharacterMovementComponent::Dash()
GravityScaleInterpSpeed = DashGravityToDefaultSpeed;
GroundFrictionInterpSpeed = DashGroundFrictionToDefaultSpeed;
FRotator CharacterRot = FRotator(0.0f, GetCharacterOwner()->GetActorRotation().Yaw, 0.0f);
FRotator CharacterRot = FRotator(0.0f, CharacterOwner->GetActorRotation().Yaw, 0.0f);
FVector LaunchDir = FVector(UKismetMathLibrary::GetForwardVector(CharacterRot));
LaunchDir.Normalize();
LaunchParams.Velocity = LaunchDir * DashVelocity;
LaunchCharacter(LaunchParams);
DashParams.Velocity = LaunchDir * DashVelocity;
LaunchCharacter(DashParams);
}
#if WITH_EDITOR
@ -135,8 +138,7 @@ void USNGCharacterMovementComponent::OnSprintTimer()
void USNGCharacterMovementComponent::LaunchCharacter(const FLaunchParameters LaunchParams)
{
Velocity *= LaunchParams.VelocityScale;
//
if(LaunchParams.bOverrideX)
{
Velocity.X = LaunchParams.Velocity.X;
@ -163,6 +165,14 @@ void USNGCharacterMovementComponent::LaunchCharacter(const FLaunchParameters Lau
{
Velocity.Z += LaunchParams.Velocity.Z;
}
if(!LaunchParams.bOverrideLateralVelocityClamping)
{
// clamp lateral velocity to max walk speed
FVector LateralVelocity = FVector(Velocity.X, Velocity.Y, 0.0f);
LateralVelocity = LateralVelocity.GetClampedToMaxSize(DefaultMaxWalkSpeed);
Velocity = FVector(LateralVelocity.X, LateralVelocity.Y, Velocity.Z);
}
GroundFriction = LaunchParams.bUseDefaultGroundFriction ? DefaultGroundFriction : LaunchParams.GroundFriction;
GravityScale = LaunchParams.bUseDefaultGravityScale ? DefaultGravityScale : LaunchParams.GravityScale;
@ -192,21 +202,41 @@ bool USNGCharacterMovementComponent::DoJump(bool bReplayingMoves)
// Don't jump if we can't move up/down.
if (!bConstrainToPlane || FMath::Abs(PlaneConstraintNormal.Z) != 1.f)
{
ASNGCharacterBase* CharacterOwnerAsSNGChar = Cast<ASNGCharacterBase>(CharacterOwner);
if(CharacterOwnerAsSNGChar)
{
FLaunchParameters JumpParams;
FLaunchParameters JumpParams;
JumpParams.Velocity.Z = DefaultJumpZVelocity;
JumpParams.bOverrideX = false;
JumpParams.bOverrideY = false;
JumpParams.bOverrideZ = true;
FVector WorldInputDir = CharacterOwnerAsSNGChar->GetInputAsWorldDirection();
if(WorldInputDir.Size2D() >= CharacterOwnerAsSNGChar->GetInputThreshold())
{
FVector JumpLateralVelocity = WorldInputDir * DefaultJumpLateralVelocity;
JumpParams.Velocity.X = JumpLateralVelocity.X;
JumpParams.Velocity.Y = JumpLateralVelocity.Y;
}
JumpParams.Velocity.Z = DefaultJumpZVelocity;
JumpParams.bOverrideLateralVelocityClamping = false;
JumpParams.bOverrideX = false;
JumpParams.bOverrideY = false;
JumpParams.bOverrideZ = true;
JumpParams.bUseDefaultGroundFriction = true;
JumpParams.bUseDefaultGravityScale = true;
JumpParams.VelocityScale = FVector(LateralVelocityScaling, 1.0f);
JumpParams.bUseDefaultGroundFriction = true;
JumpParams.bUseDefaultGravityScale = true;
JumpParams.bOverrideMovementMode = true;
JumpParams.NewMovementMode = EMovementMode::MOVE_Falling;
JumpParams.bOverrideMovementMode = true;
JumpParams.NewMovementMode = EMovementMode::MOVE_Falling;
LaunchCharacter(JumpParams);
return true;
LaunchCharacter(JumpParams);
return true;
}
else
{
UE_LOG(LogTemp, Error, TEXT("SNGCharacterMovementComponent :: DoJump :: Could not cast CharacterOwner to ASNGCharacterBase"));
return false;
}
}
}

10
SwordNGun/Source/SwordNGun/Public/Characters/SNGCharacterBase.h
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@ -18,6 +18,10 @@ public:
// Sets default values for this character's properties
ASNGCharacterBase(const FObjectInitializer& ObjectInitializer);
FVector GetInputAsWorldDirection();
FORCEINLINE float GetInputThreshold() { return InputThreshold; }
protected:
UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category="Components")
UCameraComponent* CameraComponent;
@ -28,6 +32,10 @@ protected:
UPROPERTY(BlueprintReadOnly)
FVector2D InputDirection;
/** Magnitude InputDirection needs to meet for the input to be considered "non-zero" */
UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category="Input")
float InputThreshold;
UPROPERTY(EditAnywhere, BlueprintReadOnly, Category="Animations")
UAnimMontage* JumpNeutralMontage;
@ -72,8 +80,6 @@ protected:
// Called when the game starts or when spawned
virtual void BeginPlay() override;
FVector GetInputAsWorldDirection();
public:
// Called every frame

23
SwordNGun/Source/SwordNGun/Public/Components/SNGCharacterMovementComponent.h
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@ -22,6 +22,10 @@ struct FLaunchParameters
UPROPERTY(EditAnywhere, BlueprintReadWrite)
FVector VelocityScale;
/** If true, lateral velocity will NOT be clamped to max walk speed after performing all other velocity update operations */
UPROPERTY(EditAnywhere, BlueprintReadWrite)
bool bOverrideLateralVelocityClamping;
/**
* Should the X component of character's velocity be overriden with Velocity parameter or added?
* Default is false which means Velocity X component will be added to current character's velocity
@ -84,6 +88,7 @@ struct FLaunchParameters
FLaunchParameters()
: Velocity(FVector::ZeroVector)
, VelocityScale(FVector::OneVector)
, bOverrideLateralVelocityClamping(false)
, bOverrideX(false)
, bOverrideY(false)
, bOverrideZ(false)
@ -227,10 +232,6 @@ protected:
UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category="SNG Character Movement|Defaults|Air", meta=(ClampMin="0", UIMin="0"))
float DefaultGravityScale;
/** How much to dampen lateral velocities at the start of a jump */
UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category="SNG Character Movement|Defaults|Air", meta=(ClampMin="0", UIMin="0"))
float LateralVelocityDampening;
/** Gravity Scale we want character to interpolate to. Interpolated based on GravityScaleInterpSpeed. */
UPROPERTY(BlueprintReadWrite)
float TargetGravityScale;
@ -260,7 +261,7 @@ protected:
UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category="SNG Character Movement|Jump", meta=(ClampMin="0", UIMin="0"))
float DesiredJumpDuration;
/** Force to continuously apply to character when they are holding the jump button */
/** Z velocity set on the character when they are press the jump button */
UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category="SNG Character Movement|Jump", meta=(ClampMin="0", UIMin="0"))
float DefaultJumpZVelocity;
@ -272,6 +273,18 @@ protected:
UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category="SNG Character Movement|Jump", meta=(ClampMin="0", UIMin="0"))
float MaxJumpTime;
/**
* Lateral velocity to set when the player initiates jump and is holding a direction.
*
* This value is multiplied by the world direction the player is inputting.
*/
UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category="SNG Character Movement|Jump", meta=(ClampMin="0", UIMin="0"))
float DefaultJumpLateralVelocity;
/** How much to scale lateral velocity by when a jump is initiated */
UPROPERTY(EditDefaultsOnly, BlueprintReadOnly, Category="SNG Character Movement|Jump", meta=(ClampMin="0", UIMin="0"))
FVector2D LateralVelocityScaling;
void ComputeGravityScaleAndJumpZVelocity();
virtual bool DoJump(bool bReplayingMoves) override;