GameEngine Class Reference

Main game engine singleton. More...

#include <GameEngine.h>

Collaboration diagram for GameEngine:

Public Member Functions
	GameEngine ()
	Constructor for GameEngine.
virtual	~GameEngine ()
	Destructor for GameEngine.
void	Initialize ()
	Initialize all engine subsystems.
void	Process ()
	Process one frame.
SDL_Renderer *	GetMainRenderer () const
	Get the main SDL renderer.

Static Public Member Functions
static GameEngine &	GetInstance ()
	Get singleton instance.
static GameEngine &	Get ()
	Get singleton instance (short form)

Public Attributes
string	name = ""
	Engine name identifier.
InputsManager *	ptr_inputsmanager = nullptr
	Pointer to input manager subsystem.
SystemMenu *	ptr_systemmenu = nullptr
	Pointer to system menu subsystem.
VideoGame *	ptr_videogame = nullptr
	Pointer to video game subsystem.
OptionsManager *	ptr_optionsmanager = nullptr
	Pointer to options manager subsystem.
DataManager *	ptr_datamanager = nullptr
	Pointer to data manager subsystem.
InputsManager &	inputsmanager = *ptr_inputsmanager
	Reference to input manager.
SystemMenu &	systemmenu = *ptr_systemmenu
	Reference to system menu.
VideoGame &	videogame = *ptr_videogame
	Reference to video game.
OptionsManager &	optionsmanager = *ptr_optionsmanager
	Reference to options manager.
DataManager &	datamanager = *ptr_datamanager
	Reference to data manager.

Static Public Attributes
static float	fDt = 0.0f
	Delta time between frames in seconds.
static int	screenWidth = 1280
	Screen width in pixels.
static int	screenHeight = 720
	Screen height in pixels.
static SDL_Renderer *	renderer = nullptr
	Main SDL renderer.

Detailed Description

Main game engine singleton.

Manages all subsystems including input, rendering, and world management. Handles the main game loop timing via delta time calculation.

Definition at line 31 of file GameEngine.h.

Constructor & Destructor Documentation

GameEngine()

GameEngine::GameEngine ( )

inline

Constructor for GameEngine.

Definition at line 37 of file GameEngine.h.

References name, and SYSTEM_LOG.

~GameEngine()

virtual GameEngine::~GameEngine ( )

inlinevirtual

Destructor for GameEngine.

Definition at line 46 of file GameEngine.h.

References SYSTEM_LOG.

Member Function Documentation

Get()

static GameEngine & GameEngine::Get ( )

inlinestatic

Get singleton instance (short form)

Returns

Reference to GameEngine instance

Definition at line 66 of file GameEngine.h.

References GetInstance().

Referenced by SDL_AppInit(), and SDL_AppIterate().

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GetInstance()

static GameEngine & GameEngine::GetInstance ( )

inlinestatic

Get singleton instance.

Returns

Reference to GameEngine instance

Definition at line 56 of file GameEngine.h.

References GetComponentTypeID_Static().

Referenced by Get(), and SDL_AppInit().

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GetMainRenderer()

SDL_Renderer * GameEngine::GetMainRenderer ( ) const

inline

Get the main SDL renderer.

Returns

Pointer to SDL_Renderer

Definition at line 135 of file GameEngine.h.

References renderer.

Initialize()

void GameEngine::Initialize

(

)

Initialize all engine subsystems.

Must be called once before using the engine. Initializes InputManager, DataManager, CameraSystem, etc.

Definition at line 32 of file GameEngine.cpp.

References CameraSystem::CreateCameraForPlayer(), OlympeAnimation::AnimationManager::Get(), DataManager::Get(), CameraEventHandler::Get(), World::Get(), GetComponentTypeID_Static(), DataManager::GetInstance(), InputsManager::GetInstance(), OptionsManager::GetInstance(), SystemMenu::GetInstance(), VideoGame::GetInstance(), World::GetSystem(), OlympeAnimation::AnimationManager::Init(), CameraEventHandler::Initialize(), OlympeAnimation::AnimationManager::LoadAnimationBanks(), OlympeAnimation::AnimationManager::LoadAnimationGraphs(), DataManager::PreloadSystemResources(), ptr_datamanager, ptr_inputsmanager, ptr_optionsmanager, ptr_systemmenu, ptr_videogame, and SYSTEM_LOG.

Referenced by SDL_AppInit().

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Process()

void GameEngine::Process

(

)

Process one frame.

Calculates delta time and updates all systems.

Definition at line 79 of file GameEngine.cpp.

References fDt, and GetComponentTypeID_Static().

Referenced by SDL_AppIterate().

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Member Data Documentation

datamanager

DataManager& GameEngine::datamanager = *ptr_datamanager

Reference to data manager.

Definition at line 117 of file GameEngine.h.

fDt

float GameEngine::fDt = 0.0f

static

Delta time between frames in seconds.

Definition at line 120 of file GameEngine.h.

Referenced by ExecuteBTAction(), Process(), NavigationSystem::Process(), MovementSystem::Process(), PlayerControlSystem::Process(), OlympeEffectSystem::Process(), CameraSystem::Process(), AIStimuliSystem::Process(), AIPerceptionSystem::Process(), BehaviorTreeSystem::Process(), CameraSystem::ProcessKeyboardInput(), Olympe::BehaviorTreeDebugWindow::RenderInSeparateWindow(), SDL_AppIterate(), AIStateTransitionSystem::UpdateAIState(), AnimationSystem::UpdateEntity(), and vBlend().

inputsmanager

InputsManager& GameEngine::inputsmanager = *ptr_inputsmanager

Reference to input manager.

Definition at line 105 of file GameEngine.h.

name

string GameEngine::name = ""

Engine name identifier.

Definition at line 87 of file GameEngine.h.

Referenced by GameEngine().

optionsmanager

OptionsManager& GameEngine::optionsmanager = *ptr_optionsmanager

Reference to options manager.

Definition at line 114 of file GameEngine.h.

ptr_datamanager

DataManager* GameEngine::ptr_datamanager = nullptr

Pointer to data manager subsystem.

Definition at line 102 of file GameEngine.h.

Referenced by Initialize().

ptr_inputsmanager

InputsManager* GameEngine::ptr_inputsmanager = nullptr

Pointer to input manager subsystem.

Definition at line 90 of file GameEngine.h.

Referenced by Initialize().

ptr_optionsmanager

OptionsManager* GameEngine::ptr_optionsmanager = nullptr

Pointer to options manager subsystem.

Definition at line 99 of file GameEngine.h.

Referenced by Initialize().

ptr_systemmenu

SystemMenu* GameEngine::ptr_systemmenu = nullptr

Pointer to system menu subsystem.

Definition at line 93 of file GameEngine.h.

Referenced by Initialize().

ptr_videogame

VideoGame* GameEngine::ptr_videogame = nullptr

Pointer to video game subsystem.

Definition at line 96 of file GameEngine.h.

Referenced by Initialize().

renderer

SDL_Renderer * GameEngine::renderer = nullptr

static

Main SDL renderer.

Definition at line 129 of file GameEngine.h.

Referenced by OlympeEffectSystem::Implementation::ApplyBloom(), OlympeEffectSystem::Implementation::ApplyGaussianBlur(), Draw_Circle(), Draw_FilledCircle(), Draw_FilledHexagon(), Draw_FilledTriangle(), Draw_Hexagon(), Draw_Rectangle(), Draw_Text(), Draw_Triangle(), GridSystem::DrawFilledRectWorld(), GridSystem::DrawHexagonOverlay(), GridSystem::DrawIsometricTileOverlay(), GridSystem::DrawLineWorld(), GetMainRenderer(), DataManager::GetTexture(), OlympeEffectSystem::Initialize(), World::InstantiatePass1_VisualLayers(), TilesetManager::LoadTilesets(), DataManager::PreloadTexture(), ViewportManager::Render(), RenderingSystem::Render(), RenderingEditorSystem::Render(), GridSystem::Render(), UIRenderingSystem::Render(), OlympeEffectSystem::Render(), _Sprite::Render(), OlympeEffectSystem::Implementation::RenderBackground(), GridSystem::RenderCollisionOverlay(), AI_Player::RenderDebug(), RenderEntitiesForCamera(), GridSystem::RenderForCamera(), UIRenderingSystem::RenderHUD(), UIRenderingSystem::RenderInGameMenu(), Olympe::Tiled::ParallaxLayerManager::RenderLayer(), GridSystem::RenderNavigationOverlay(), OlympeEffectSystem::Implementation::RenderPlasmaOrbs(), RenderSingleEntity(), RenderTileImmediate(), and SDL_AppInit().

screenHeight

int GameEngine::screenHeight = 720

static

Screen height in pixels.

Definition at line 126 of file GameEngine.h.

Referenced by CameraSystem::CreateCameraForPlayer(), OlympeEffectSystem::Initialize(), LoadOlympeConfig(), UIRenderingSystem::RenderInGameMenu(), SDL_AppInit(), SDL_AppIterate(), VideoGame::VideoGame(), and ViewportManager::ViewportManager().

screenWidth

int GameEngine::screenWidth = 1280

static

Screen width in pixels.

Definition at line 123 of file GameEngine.h.

Referenced by CameraSystem::CreateCameraForPlayer(), OlympeEffectSystem::Initialize(), LoadOlympeConfig(), UIRenderingSystem::RenderInGameMenu(), SDL_AppInit(), VideoGame::VideoGame(), and ViewportManager::ViewportManager().

systemmenu

SystemMenu& GameEngine::systemmenu = *ptr_systemmenu

Reference to system menu.

Definition at line 108 of file GameEngine.h.

videogame

VideoGame& GameEngine::videogame = *ptr_videogame

Reference to video game.

Definition at line 111 of file GameEngine.h.

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The documentation for this class was generated from the following files:

• Source/GameEngine.h
• Source/GameEngine.cpp