diff options
Diffstat (limited to 'mwe/gameloop/src/loopManager.cpp')
-rw-r--r-- | mwe/gameloop/src/loopManager.cpp | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/mwe/gameloop/src/loopManager.cpp b/mwe/gameloop/src/loopManager.cpp new file mode 100644 index 0000000..dde3cef --- /dev/null +++ b/mwe/gameloop/src/loopManager.cpp @@ -0,0 +1,92 @@ +#include "loopManager.h" +#include "timer.h" +LoopManager::LoopManager(){ +} +void LoopManager::processInput(){ + SDL_Event event; + SDL_PollEvent(&event); + switch(event.type){ + case SDL_QUIT: + gameRunning = false; + break; + case SDL_KEYDOWN: + if(event.key.keysym.sym == SDLK_ESCAPE){ + gameRunning = false; + }else if(event.key.keysym.sym == SDLK_i){ + LoopTimer::getInstance().setGameScale(LoopTimer::getInstance().getGameScale() + 0.1); + }else if(event.key.keysym.sym == SDLK_k){ + LoopTimer::getInstance().setGameScale(LoopTimer::getInstance().getGameScale() - 0.1); + } + + break; + } +} +void LoopManager::fixedUpdate(){ + fprintf(stderr,"fixed update\n"); +} +void LoopManager::loop() { + LoopTimer& timer = LoopTimer::getInstance(); + timer.start(); + + while (gameRunning) { + timer.update(); + + while (timer.getLag() >= timer.getFixedDeltaTime()) { + processInput(); + fixedUpdate(); + timer.advanceFixedUpdate(); + } + + update(); + render(); + + timer.enforceFrameRate(); + } + + window.destroyWindow(); +} + +void LoopManager::setup(){ + gameRunning = window.initWindow(); + LoopTimer::getInstance().start(); + LoopTimer::getInstance().setFPS(500); + + for(int i = 1; i < 3;i++){ + GameObject* square = new GameObject("square2",i*60,i*60,20,20,0,0); + objectList.push_back(square); + } +} +void LoopManager::render(){ + fprintf(stderr,"**********render********** \n"); + if(gameRunning){ + window.render(objectList); + } +} + +void LoopManager::update() { + fprintf(stderr, "********** normal update ********** \n"); + LoopTimer& timer = LoopTimer::getInstance(); + + float delta = timer.getDeltaTime(); + for (int i = 0; i < objectList.size(); i++) { + GameObject* obj = objectList[i]; + + // Move the object based on its direction + if (obj->direction == 1) { + obj->setX(obj->getX() + 50 * delta); + } else { + obj->setX(obj->getX() - 50 * delta); + } + + + if (obj->getX() > 500) { + obj->setX(500); + obj->direction = 0; // Switch direction to left + } else if (obj->getX() < 50) { + obj->setX(50); // Clamp the position to the boundary + obj->direction = 1; // Switch direction to right + } + } +} + + |