141 lines
4.1 KiB
C++
141 lines
4.1 KiB
C++
// Fill out your copyright notice in the Description page of Project Settings.
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#include "Weapon.h"
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AWeapon::AWeapon() :
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ThrowWeaponTime(0.7f),
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bFalling(false),
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Ammo(30),
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MagazineCapacity(30),
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WeaponType(EWeaponType::EWT_SubmachineGun),
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AmmoType(EAmmoType::EAT_9mm),
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ReloadMontageSection(FName(TEXT("Reload SMG"))),
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ClipBoneName(TEXT("smg_clip"))
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{
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PrimaryActorTick.bCanEverTick = true;
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}
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void AWeapon::Tick(float DeltaTime)
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{
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Super::Tick(DeltaTime);
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/* Keep it upright */
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if (GetItemState() == EItemState::EIS_Falling && bFalling)
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{
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FRotator MeshRotation{ 0.f, GetItemMesh()->GetComponentRotation().Yaw, 0.f };
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GetItemMesh()->SetWorldRotation(MeshRotation, false,
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nullptr, ETeleportType::TeleportPhysics);
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}
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}
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void AWeapon::ThrowWeapon()
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{
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FRotator MeshRotation{ 0.f, GetItemMesh()->GetComponentRotation().Yaw, 0.f };
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GetItemMesh()->SetWorldRotation(MeshRotation, false,
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nullptr, ETeleportType::TeleportPhysics);
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const FVector MeshForward{ GetItemMesh()->GetForwardVector() };
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const FVector MeshRight{ GetItemMesh()->GetRightVector() };
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// Direction in which we throw the weapon
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FVector ImpulseDirection = MeshRight.RotateAngleAxis(-20.f, MeshForward);
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float RandomRotation{ 30.f };
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ImpulseDirection = ImpulseDirection.RotateAngleAxis(RandomRotation, FVector(0.f, 0.f, 1.f));
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ImpulseDirection *= 2000.f;
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GetItemMesh()->AddImpulse(ImpulseDirection);
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bFalling = true;
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GetWorldTimerManager().SetTimer(ThrowWeaponTimer, this,
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&AWeapon::StopFalling, ThrowWeaponTime);
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EnableGlowMaterial();
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}
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void AWeapon::DecrementAmmo()
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{
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if (Ammo - 1 <= 0)
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Ammo = 0;
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else
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--Ammo;
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}
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void AWeapon::ReloadAmmo(int32 Amount)
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{
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checkf(Ammo + Amount <= MagazineCapacity, TEXT("Attempted to reload with more than the magazine capacity!"))
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Ammo += Amount;
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}
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bool AWeapon::ClipIsFull()
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{
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return Ammo >= MagazineCapacity;
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}
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void AWeapon::StopFalling()
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{
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bFalling = false;
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SetItemState(EItemState::EIS_Pickup);
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StartPulseTimer();
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}
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void AWeapon::OnConstruction(const FTransform& Transform)
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{
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Super::OnConstruction(Transform);
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const FString WeaponTablePath{ TEXT("/Script/Engine.DataTable'/Game/_Game/DataTable/WeaponDataTable.WeaponDataTable'") };
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UDataTable* WeaponTableObject = Cast<UDataTable>(StaticLoadObject(UDataTable::StaticClass(), nullptr, *WeaponTablePath));
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if (WeaponTableObject)
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{
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FWeaponDataTable* WeaponDataRow = nullptr;
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switch (WeaponType)
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{
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case EWeaponType::EWT_AssaultRifle:
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WeaponDataRow = WeaponTableObject->FindRow<FWeaponDataTable>(FName("AssaultRifle"), TEXT(""));
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break;
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case EWeaponType::EWT_SubmachineGun:
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default:
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WeaponDataRow = WeaponTableObject->FindRow<FWeaponDataTable>(FName("SubmachineGun"), TEXT(""));
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}
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if (WeaponDataRow)
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{
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AmmoType = WeaponDataRow->AmmoType;
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Ammo = WeaponDataRow->WeaponAmmo;
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MagazineCapacity = WeaponDataRow->MagazineCapacity;
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SetPickupSound(WeaponDataRow->PickupSound);
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SetEquipSound(WeaponDataRow->EquipSound);
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GetItemMesh()->SetSkeletalMesh(WeaponDataRow->ItemMesh);
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SetItemName(WeaponDataRow->ItemName);
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SetIconItem(WeaponDataRow->InventoryIcon);
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SetIconAmmo(WeaponDataRow->AmmoIcon);
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SetMaterialInstance(WeaponDataRow->MaterialInstance);
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PreviousMaterialIndex = GetMaterialIndex();
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GetItemMesh()->SetMaterial(PreviousMaterialIndex, nullptr);
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SetMaterialIndex(WeaponDataRow->MaterialIndex);
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ClipBoneName = WeaponDataRow->ClipBoneName;
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ReloadMontageSection = WeaponDataRow->ReloadMontageSection;
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GetItemMesh()->SetAnimInstanceClass(WeaponDataRow->AnimBP);
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CrosshairsMiddle = WeaponDataRow->CrosshairsMiddle;
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CrosshairsLeft = WeaponDataRow->CrosshairsLeft;
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CrosshairsRight = WeaponDataRow->CrosshairsRight;
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CrosshairsBottom = WeaponDataRow->CrosshairsBottom;
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CrosshairsTop = WeaponDataRow->CrosshairsTop;
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}
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if (GetMaterialInstance())
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{
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SetDynamicMaterialInstance(UMaterialInstanceDynamic::Create(GetMaterialInstance(), this));
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GetDynamicMaterialInstance()->SetVectorParameterValue(TEXT("FresnelColor"), GetGlowColor());
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GetItemMesh()->SetMaterial(GetMaterialIndex(), GetDynamicMaterialInstance());
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EnableGlowMaterial();
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}
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}
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}
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