88 lines
2.3 KiB
C++
88 lines
2.3 KiB
C++
// Fill out your copyright notice in the Description page of Project Settings.
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#include "BuildingBlock.h"
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// Sets default values
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ABuildingBlock::ABuildingBlock()
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{
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// Set this actor to call Tick() every frame. You can turn this off to improve performance if you don't need it.
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PrimaryActorTick.bCanEverTick = true;
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StaticMesh = CreateDefaultSubobject<UStaticMeshComponent>(TEXT("StaticMesh"));
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}
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void ABuildingBlock::TakeHit() {
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HitsRemaining -= 1;
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if (HitsRemaining <= 0) {
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Ripple();
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DestroyBlock();
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}
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}
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TArray<ABuildingBlock*> ABuildingBlock::GetSameVariantNeighbours() {
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TArray<ABuildingBlock*> Results;
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FVector Location = this->GetActorLocation();
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for (int32 i = 0; i < 4; i++) {
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FHitResult HitResult;
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FVector EndLocation;
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switch (i) {
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case 0:
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EndLocation = Location + FVector(60.f, 0.f, 0.f);
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break;
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case 1:
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EndLocation = Location + FVector(-60.f, 0.f, 0.f);
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break;
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case 2:
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EndLocation = Location + FVector(0.f, 60.f, 0.f);
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break;
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case 3:
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EndLocation = Location + FVector(0.f, -60.f, 0.f);
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break;
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}
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if (GetWorld()->LineTraceSingleByChannel(HitResult, Location, EndLocation, ECC_Visibility)) {
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ABuildingBlock* HitActor = Cast<ABuildingBlock>(HitResult.GetActor());
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if (IsValid(HitActor) && HitActor->Variant == this->Variant) {
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Results.Add(HitActor);
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}
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}
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}
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return Results;
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}
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void ABuildingBlock::DestroyBlock_Implementation() {
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if (!IsBeingDestroyed) {
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IsBeingDestroyed = true;
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OnBlockDestroyed.ExecuteIfBound();
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}
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}
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void ABuildingBlock::DestroyWithDelay_Implementation() {
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IsBeingDestroyed = true;
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OnBlockDestroyed.ExecuteIfBound();
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}
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void ABuildingBlock::Ripple() {
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TArray<TEnumAsByte<EObjectTypeQuery>> TraceObjectTypes;
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TraceObjectTypes.Add(UEngineTypes::ConvertToObjectType(ECC_Visibility));
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TArray<AActor*> IgnoreActors;
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IgnoreActors.Add(this);
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TArray<AActor*> OutActors;
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UKismetSystemLibrary::SphereOverlapActors(GetWorld(), this->GetActorLocation(), RippleRadius, TraceObjectTypes, ABuildingBlock::StaticClass(), IgnoreActors, OutActors);
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for (AActor* OverlappedActor : OutActors) {
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ABuildingBlock* ThisBlock = Cast<ABuildingBlock>(OverlappedActor);
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if (ThisBlock && !ThisBlock->IsBeingDestroyed) {
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float ThisDistance = UKismetMathLibrary::Vector_Distance(this->GetActorLocation(), ThisBlock->GetActorLocation());
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ThisBlock->RippleEffects(ThisDistance);
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}
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}
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} |