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Anruin / CMakeLists.txt

Last active July 14, 2021 04:38

Unreal Engine PowerIK Cross-Platform Build

	cmake_minimum_required(VERSION 2.8.12)

	project(PowerIK)

	option(BUILD_ANDROID "Build for Android" OFF)

	# Build using Unix. At Windows I used WSL.
	if(BUILD_ANDROID)
	set(CMAKE_SYSTEM_NAME Android)
	set(CMAKE_SYSTEM_VERSION 29) # API level

Anruin / UE4_GenerateMipmaps.cpp

Last active April 10, 2024 03:51

CPU code used to generate dynamic mipmaps for UE4 dynamic UTexture2D objects.

	// Copyright 2021 Impossibility Labs Inc. https://github.com/ArtheonVR.
	// Based on: https://answers.unrealengine.com/questions/607129/how-do-you-generate-mips-at-runtime.html

	void FAsyncTaskDownloadTexture::GenerateMipmaps() const {
	const int32 Width = Texture->GetSizeX();
	const int32 Height = Texture->GetSizeY();

	// Texture bytes.
	TArray<uint8> TextureByteArray;
	TextureByteArray.AddUninitialized(Texture->PlatformData->Mips[0].BulkData.GetElementCount());

Anruin / ue4_android_permission_wrapper.cpp

Last active June 18, 2021 21:12

UE4 Android Permission request wrapper macro

	// Copyright 2021 Impossibility Labs Inc. https://github.com/ArtheonVR.
	// Created by Egor Pristavka.

	// Macro definition:
	#if PLATFORM_ANDROID
	#include "AndroidPermissionFunctionLibrary.h"
	#include "AndroidPermissionCallbackProxy.h"
	#define RUN_WITH_PERMISSION(perm, ...)\
	LogF("AndroidPermission: Checking %s permission.", perm);\
	if (!UAndroidPermissionFunctionLibrary::CheckPermission(perm)) {\

Anruin / UIDebounce.h

Last active July 12, 2021 08:15

UE4 UMG Debounce Macro

	// Can be used on buttons to allow single click in some period of time, for example limit to few clicks per second.

	#define DEBOUNCE(s, ...) \
	static bool bActive; \
	if (!bActive) { \
	bActive = true; \
	__VA_ARGS__; \
	FTimerHandle DebounceTimerHandle; \
	GetWorld()->GetTimerManager().SetTimer(DebounceTimerHandle, FTimerDelegate().CreateLambda([](){\
	bActive = false; \