OpenDoor.cpp

// Fill out your copyright notice in the Description page of Project Settings.

#include "BuildingEscape.h"
#include "OpenDoor.h"

#define OUT

// Sets default values for this component's properties
UOpenDoor::UOpenDoor() {
    // Set this component to be initialized when the game starts, and to be ticked every frame.  You can turn these features
    // off to improve performance if you don't need them.
    PrimaryComponentTick.bCanEverTick = true;
}


// Called when the game starts
void UOpenDoor::BeginPlay() {
    Super::BeginPlay();
    //OpenDoor();
    Owner = GetOwner();
}

void UOpenDoor::OpenDoor() {
    //Set the door rotation
    Owner->SetActorRotation(FRotator(0.0f, OpenAngle, 0.0f));
}

void UOpenDoor::CloseDoor() {
    //Set the door rotation
    Owner->SetActorRotation(FRotator(0.0f, 0.0f, 0.0f));
}
// Called every frame
void UOpenDoor::TickComponent(float DeltaTime, ELevelTick TickType, FActorComponentTickFunction* ThisTickFunction) {
    Super::TickComponent(DeltaTime, TickType, ThisTickFunction);
    // Poll the Trigger Volume every frame
    //if ((PressurePlate->IsOverlappingActor(ActorThatOpens))&(PressurePlate2->IsOverlappingActor(ActorThatOpens2)))
    if (GetTotalMassOfActorsOnPlate()>20.f) {
        OpenDoor();
        LastDoorOpenTime = GetWorld()->GetTimeSeconds();
    }
    //Check if it's time to close the door
    if ((GetWorld()->GetTimeSeconds()) - LastDoorOpenTime > DoorCloseDelay) {
        CloseDoor();
    }
}

float UOpenDoor::GetTotalMassOfActorsOnPlate(){
    float TotalMass = 0.f;
    //Find all the overlapping actors
    TArray<AActor*> OverlappingActors;
    PressurePlate->GetOverlappingActors(OUT OverlappingActors);
    //Iterate through them adding their masses
    for (const auto* Actor : OverlappingActors) {
        TotalMass += Actor->FindComponentByClass<UPrimitiveComponent>()->GetMass();
        UE_LOG(LogTemp, Warning, TEXT("%s on pressure plate"), *Actor->GetName());
    }

    return TotalMass;
}