Files
FlaxEngine/Source/Engine/Engine/EngineService.cpp

122 lines
3.1 KiB
C++

// Copyright (c) 2012-2023 Wojciech Figat. All rights reserved.
#include "EngineService.h"
#include "Engine/Core/Log.h"
#include "Engine/Core/Collections/Array.h"
#include "Engine/Core/Collections/Sorting.h"
#include <ThirdParty/tracy/tracy/Tracy.hpp>
static bool CompareEngineServices(EngineService* const& a, EngineService* const& b)
{
return a->Order < b->Order;
}
#define DEFINE_ENGINE_SERVICE_EVENT(name) \
void EngineService::name() { } \
void EngineService::On##name() \
{ \
ZoneScoped; \
auto& services = GetServices(); \
for (int32 i = 0; i < services.Count(); i++) \
services[i]->name(); \
}
#define DEFINE_ENGINE_SERVICE_EVENT_INVERTED(name) \
void EngineService::name() { } \
void EngineService::On##name() \
{ \
ZoneScoped; \
auto& services = GetServices(); \
for (int32 i = 0; i < services.Count(); i++) \
services[i]->name(); \
}
DEFINE_ENGINE_SERVICE_EVENT(FixedUpdate);
DEFINE_ENGINE_SERVICE_EVENT(Update);
DEFINE_ENGINE_SERVICE_EVENT(LateUpdate);
DEFINE_ENGINE_SERVICE_EVENT(LateFixedUpdate);
DEFINE_ENGINE_SERVICE_EVENT(Draw);
DEFINE_ENGINE_SERVICE_EVENT_INVERTED(BeforeExit);
EngineService::EngineServicesArray& EngineService::GetServices()
{
static EngineServicesArray Services;
return Services;
}
void EngineService::Sort()
{
auto& services = GetServices();
Sorting::QuickSort(services.Get(), services.Count(), &CompareEngineServices);
}
EngineService::EngineService(const Char* name, int32 order)
{
Name = name;
Order = order;
auto& services = GetServices();
services.Add(this);
if (services.First()->IsInitialized)
Sort();
}
bool EngineService::Init()
{
return false;
}
void EngineService::OnInit()
{
ZoneScoped;
Sort();
// Init services from front to back
auto& services = GetServices();
#if TRACY_ENABLE
Char nameBuffer[100];
#endif
for (int32 i = 0; i < services.Count(); i++)
{
const auto service = services[i];
const StringView name(service->Name);
#if TRACY_ENABLE
ZoneScoped;
int32 nameBufferLength = 0;
for (int32 j = 0; j < name.Length(); j++)
if (name[j] != ' ')
nameBuffer[nameBufferLength++] = name[j];
Platform::MemoryCopy(nameBuffer + nameBufferLength, TEXT("::Init"), 7 * sizeof(Char));
nameBufferLength += 7;
ZoneName(nameBuffer, nameBufferLength);
#endif
LOG(Info, "Initialize {0}...", name);
service->IsInitialized = true;
if (service->Init())
{
Platform::Fatal(String::Format(TEXT("Failed to initialize {0}."), name));
}
}
LOG(Info, "Engine services are ready!");
}
void EngineService::Dispose()
{
}
void EngineService::OnDispose()
{
ZoneScoped;
// Dispose services from back to front
auto& services = GetServices();
for (int32 i = services.Count() - 1; i >= 0; i--)
{
const auto service = services[i];
if (service->IsInitialized)
{
service->IsInitialized = false;
service->Dispose();
}
}
}