我正在尝试进入虚幻引擎4模块开发,从空白模块开始入手,但在一开始就遇到了难题。
我通过一个非游戏模块的教程:https://wiki.unrealengine.com/An_Int...to_UE4_Plugins。我试着按照源代码进行操作,后来将所有内容修改为TestPlugin(因为我也无法按照教程操作成功)。
由于某种原因,每当我尝试在编辑器中激活该模块时,都会出现“找不到‘Module’模块”的错误。我正在努力弄清楚是否有遗漏,以下是我目前的代码:
../Engine/Plugins/TestPlugin/TestPlugin.uplugin
{
"FileVersion" : 3,
"FriendlyName" : "Test Plugin",
"Version" : 1,
"VersionName": "1.0",
"EngineVersion" : 1579795,
"Description" : "Description goes here",
"Category" : "Test.Module",
"CreatedBy" : "arhon",
"CreatedByURL" : "http://stackoverflowcom",
"CanContainContent" : "true",
"Modules" :
[
{
"Name" : "Module",
"Type" : "Developer",
"LoadingPhase" : "PreDefault"
}
]
}
../Engine/Plugins/TestPlugin/Source/TestPlugin/TestPlugin.cpp
(编程相关) void FTestPlugin::StartupTestPlugin()
{
if (ITestPlugin::IsAvailable())
{
UE_LOG(TestPlugin, Log, TEXT("%s"), ITestPlugin::Get().IsThisNumber42(42) ? TEXT("True") : TEXT("False"));
UE_LOG(TestPlugin, Log, TEXT("%s"), ITestPlugin::Get().IsThisNumber42(12) ? TEXT("True") : TEXT("False"));
}
}
../Engine/Plugins/TestPlugin/Source/TestPlugin/TestPlugin.Build.cs
using UnrealBuildTool;
public class TestPlugin : ModuleRules
{
public TestPlugin(TargetInfo Target)
{
PublicDependencyModuleNames.AddRange(new string[] { "Core", "CoreUObject", "Engine", "InputCore" });
PrivateDependencyModuleNames.AddRange(new string[] { "TestPlugin" });
DynamicallyLoadedModuleNames.AddRange(new string[] { "StandAlone" });
}
}
../Engine/Plugins/TestPlugin/Source/TestPlugin/Public/ITestPlugin.h
#pragma once
#include "ModuleManager.h"
/**
* The public interface to this module. In most cases, this interface is only public to sibling modules
* within this plugin.
*/
class ITestPlugin : public ITestPluginInterface
{
public:
/**
* Singleton-like access to this module's interface. This is just for convenience!
* Beware of calling this during the shutdown phase, though. Your module might have been unloaded already.
*
* @return Returns singleton instance, loading the module on demand if needed
*/
static inline ITestPlugin& Get()
{
return FModuleManager::LoadModuleChecked< ITestPlugin >("TestPlugin");
}
/**
* Checks to see if this module is loaded and ready. It is only valid to call Get() if IsAvailable() returns true.
*
* @return True if the module is loaded and ready to use
*/
static inline bool IsAvailable()
{
return FModuleManager::Get().IsModuleLoaded("TestPlugin");
}
virtual bool IsThisNumber42(int32 num) = 0;
};
../Engine/Plugins/TestPlugin/Source/TestPlugin/Private/TestPluginPrivatePCH.h
(这是与编程相关的内容)#include "ITestPlugin.h"
// You should place include statements to your module's private header files here. You only need to
// add includes for headers that are used in most of your module's source files though.
../Engine/Plugins/TestPlugin/Source/TestPlugin/Private/TestPlugin.h
#pragma once
class TestPluginImpl : public ITestPlugin
{
public:
/** IModuleInterface implementation */
void StartupTestPlugin();
void ShutdownTestPlugin();
bool IsThisNumber42(int32 num);
};
../Engine/Plugins/TestPlugin/Source/TestPlugin/Private/TestPlugin.cpp
#include "TestPluginPrivatePCH.h"
#include "TestPlugin.h"
void TestPluginImpl::StartupTestPlugin()
{
}
void TestPluginImpl::ShutdownTestPlugin()
{
}
bool TestPluginImpl::IsThisNumber42(int32 num)
{
return num == 42;
}
IMPLEMENT_MODULE(TestPluginImpl, TestPlugin)