C语言+ECS游戏框架Class4-2

#include "GameFuntion.h" #include "Entity.h" #include "EntityManager.h" #include "TransfromComponent.h" #include "SpriteComponent.h" static bool init(const char* title,int w,int h); static void clean(); static void update(); static void render(); static void handleEvents(); static bool running(); static void quit(); static GameFuntion* pthis = NULL; GameFuntion* GameInstance() { static GameFuntion game; if (!pthis) { pthis = &game; pthis->init = init; pthis->clean = clean; pthis->update = update; pthis->render = render; pthis->handleEvents = handleEvents; pthis->running = running; pthis->quit = quit; } return pthis; } Entity* player1; Entity* player2; bool init(const char* title,int w,int h) { if(SDL_Init(SDL_INIT_EVERYTHING) == 0) { SDL_Log("SDL Init"); pthis->window = SDL_CreateWindow(title,SDL_WINDOWPOS_UNDEFINED,SDL_WINDOWPOS_UNDEFINED,w,h,SDL_WINDOW_SHOWN); if (pthis->window) { SDL_Log("Window Created"); } pthis->renderer = SDL_CreateRenderer(pthis->window,-1,0); if(pthis->renderer) { SDL_Log("Renderer Created"); } pthis->isRunning = true; } else { pthis->isRunning = false; } EntityManager* em = GetEntityManager(); player1 = em->addEntity(GetEntity()); player1->addComponent(0); //添加变换组件 player1->addComponent(1); //添加精灵组件----(贴图) //新增 player2 = em->addEntity(GetEntity()); return pthis->isRunning; } void clean() { // Cast(player1)->clean(); // Cast(player2)->clean(); GetEntityManager()->clean(); SDL_DestroyRenderer(pthis->renderer); SDL_DestroyWindow(pthis->window); SDL_Quit(); SDL_Log("SDL Clean"); } int cnt = 0; void update() { cnt++; GetEntityManager()->update(); // Cast(player1)->update(); // Cast(player2)->update(); } void render() { //SDL_Log("cnt:%d",cnt); // Cast(player1)->render(); // Cast(player2)->render(); SDL_SetRenderDrawColor(pthis->renderer,230,231,232,255); SDL_RenderClear(pthis->renderer); GetEntityManager()->render(); SDL_RenderPresent(pthis->renderer); } void handleEvents() { if(SDL_PollEvent(&pthis->events)) { if(pthis->events.type == SDL_QUIT) { quit(); } } } bool running(){return pthis->isRunning;} static void quit(){pthis->isRunning = false;}