baz/vampires
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Code Issues 10 Projects 1 Activity

Fix box extents bug

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This commit is contained in:
baz 2025-04-23 02:34:50 +01:00
parent af5c753c08
commit b28395bb72
1 changed files with 15 additions and 3 deletions
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18
Source/vampires/Weapon.cpp
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@ -30,7 +30,7 @@ void AWeapon::BeginPlay()
FViewport::ViewportResizedEvent.AddUObject(this, &AWeapon::ResizeBoxComponent); FViewport::ViewportResizedEvent.AddUObject(this, &AWeapon::ResizeBoxComponent);
ResizeBoxComponent(GEngine->GameViewport->Viewport, -1); ResizeBoxComponent(GEngine->GameViewport->Viewport, -2);
GetWorldTimerManager().SetTimer(WeaponTimerHandle, this, &AWeapon::FireWeaponAction, WeaponCooldown, true); GetWorldTimerManager().SetTimer(WeaponTimerHandle, this, &AWeapon::FireWeaponAction, WeaponCooldown, true);
} }
@ -82,6 +82,9 @@ void AWeapon::OnWeaponEndOverlap(UPrimitiveComponent* OverlappedComp, AActor* Ot
void AWeapon::ResizeBoxComponent(FViewport* Viewport, uint32 unused) void AWeapon::ResizeBoxComponent(FViewport* Viewport, uint32 unused)
{ {
if (!GEngine->GameViewport) return;
FVector TopLeft, TopLeftDir; FVector TopLeft, TopLeftDir;
FVector TopRight, TopRightDir; FVector TopRight, TopRightDir;
FVector BottomLeft, BottomLeftDir; FVector BottomLeft, BottomLeftDir;
@ -99,7 +102,16 @@ void AWeapon::ResizeBoxComponent(FViewport* Viewport, uint32 unused)
PlayerController->DeprojectScreenPositionToWorld(0, ViewportSize.Y, BottomLeft, BottomLeftDir); PlayerController->DeprojectScreenPositionToWorld(0, ViewportSize.Y, BottomLeft, BottomLeftDir);
PlayerController->DeprojectScreenPositionToWorld(ViewportSize.X, ViewportSize.Y, BottomRight, BottomRightDir); PlayerController->DeprojectScreenPositionToWorld(ViewportSize.X, ViewportSize.Y, BottomRight, BottomRightDir);
float width = FVector::Dist(TopLeft, TopRight) * 120; float width = FVector::Dist(TopLeft, TopRight) / 2;
float height = FVector::Dist(TopLeft, BottomLeft) * 120; float height = FVector::Dist(TopLeft, BottomLeft) / 2;
// I am using the unused flag to work around a bug where the DeprojectScreenPositionToWorld doesn't match the
// values that I am expecting, in that they are way too small, for any other resize event we can skip this nonsense.
if (unused == -2)
{
width *= 266.666;
height *= 266.666;
}
BoxComponent->SetBoxExtent(FVector(height, width, 200.0f)); BoxComponent->SetBoxExtent(FVector(height, width, 200.0f));
} }