43 lines
1020 B
C++

// Fill out your copyright notice in the Description page of Project Settings.
// Sets default values
#include "AgeTestingGrounds/Public/ColoredCube.h"
#include "Materials/MaterialInstanceDynamic.h"
#include "Materials/MaterialInterface.h"
#include "Components/StaticMeshComponent.h"
AColoredCube::AColoredCube()
{
// Set this actor to call Tick() every frame. You can turn this off to improve performance if you don't need it.
PrimaryActorTick.bCanEverTick = true;
}
// Called when the game starts or when spawned
void AColoredCube::BeginPlay()
{
Super::BeginPlay();
auto Cube = FindComponentByClass<UStaticMeshComponent>();
auto Material = Cube->GetMaterial(0);
DynamicMaterial = UMaterialInstanceDynamic::Create(Material, NULL);
Cube->SetMaterial(0, DynamicMaterial);
}
// Called every frame
void AColoredCube::Tick(float DeltaTime)
{
Super::Tick(DeltaTime);
float Blend = .05f + FMath::Cos(GetWorld()->TimeSeconds/2);
DynamicMaterial->SetScalarParameterValue(TEXT("Blend"), Blend);
}