diff options
author | jaroWMR <jarorutjes07@gmail.com> | 2024-10-09 19:58:30 +0200 |
---|---|---|
committer | jaroWMR <jarorutjes07@gmail.com> | 2024-10-09 19:58:30 +0200 |
commit | 2884c56b066fcafb4f0042799f8a16ea3b238d2a (patch) | |
tree | 9c30844807e8ab5f48a17773d19e5b565cb1a59d /mwe/gameloop/src | |
parent | 5f84969c851530ebc430be2cf8e99c945ff7a4a7 (diff) | |
parent | 08d0b07c19edfe8c81dfe4e21c0d4c1ef128b628 (diff) |
merge with master
Diffstat (limited to 'mwe/gameloop/src')
-rw-r--r-- | mwe/gameloop/src/loopManager.cpp | 113 | ||||
-rw-r--r-- | mwe/gameloop/src/main.cpp | 1 | ||||
-rw-r--r-- | mwe/gameloop/src/timer.cpp | 79 |
3 files changed, 87 insertions, 106 deletions
diff --git a/mwe/gameloop/src/loopManager.cpp b/mwe/gameloop/src/loopManager.cpp index dde3cef..0392853 100644 --- a/mwe/gameloop/src/loopManager.cpp +++ b/mwe/gameloop/src/loopManager.cpp @@ -1,92 +1,89 @@ #include "loopManager.h" #include "timer.h" -LoopManager::LoopManager(){ -} -void LoopManager::processInput(){ +LoopManager::LoopManager() {} +void LoopManager::processInput() { SDL_Event event; SDL_PollEvent(&event); - switch(event.type){ + switch (event.type) { case SDL_QUIT: gameRunning = false; break; case SDL_KEYDOWN: - if(event.key.keysym.sym == SDLK_ESCAPE){ + 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); + } 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; + + break; } } -void LoopManager::fixedUpdate(){ - fprintf(stderr,"fixed update\n"); -} +void LoopManager::fixedUpdate() { fprintf(stderr, "fixed update\n"); } void LoopManager::loop() { - LoopTimer& timer = LoopTimer::getInstance(); - timer.start(); + LoopTimer & timer = LoopTimer::getInstance(); + timer.start(); - while (gameRunning) { - timer.update(); + while (gameRunning) { + timer.update(); - while (timer.getLag() >= timer.getFixedDeltaTime()) { - processInput(); - fixedUpdate(); - timer.advanceFixedUpdate(); - } + while (timer.getLag() >= timer.getFixedDeltaTime()) { + processInput(); + fixedUpdate(); + timer.advanceFixedUpdate(); + } - update(); - render(); + update(); + render(); - timer.enforceFrameRate(); - } + timer.enforceFrameRate(); + } - window.destroyWindow(); + window.destroyWindow(); } -void LoopManager::setup(){ +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); + + 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){ +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); - } - + fprintf(stderr, "********** normal update ********** \n"); + LoopTimer & timer = LoopTimer::getInstance(); - 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 - } - } -} + 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 + } + } +} diff --git a/mwe/gameloop/src/main.cpp b/mwe/gameloop/src/main.cpp index 9f407c4..c0f216a 100644 --- a/mwe/gameloop/src/main.cpp +++ b/mwe/gameloop/src/main.cpp @@ -5,7 +5,6 @@ #include "loopManager.h" #include "timer.h" - int main(int argc, char * args[]) { LoopManager gameLoop; gameLoop.setup(); diff --git a/mwe/gameloop/src/timer.cpp b/mwe/gameloop/src/timer.cpp index 03fb9eb..97baef6 100644 --- a/mwe/gameloop/src/timer.cpp +++ b/mwe/gameloop/src/timer.cpp @@ -1,68 +1,53 @@ #include "timer.h" -LoopTimer::LoopTimer(){} +LoopTimer::LoopTimer() {} -LoopTimer& LoopTimer::getInstance() { - static LoopTimer instance; - return instance; +LoopTimer & LoopTimer::getInstance() { + static LoopTimer instance; + return instance; } void LoopTimer::start() { - lastFrameTime = SDL_GetTicks64(); - elapsedTime = 0; - elapsedFixedTime = 0; - deltaTime = 0; + lastFrameTime = SDL_GetTicks64(); + elapsedTime = 0; + elapsedFixedTime = 0; + deltaTime = 0; } void LoopTimer::update() { - uint64_t currentFrameTime = SDL_GetTicks64(); - deltaTime = (currentFrameTime - lastFrameTime) / 1000.0; + uint64_t currentFrameTime = SDL_GetTicks64(); + deltaTime = (currentFrameTime - lastFrameTime) / 1000.0; - if (deltaTime > maximumDeltaTime) { - deltaTime = maximumDeltaTime; - } + if (deltaTime > maximumDeltaTime) { + deltaTime = maximumDeltaTime; + } deltaTime *= gameScale; - elapsedTime += deltaTime; - lastFrameTime = currentFrameTime; + elapsedTime += deltaTime; + lastFrameTime = currentFrameTime; } -double LoopTimer::getDeltaTime() const { - return deltaTime; -} -int LoopTimer::getCurrentTime() const { - return SDL_GetTicks(); -} +double LoopTimer::getDeltaTime() const { return deltaTime; } +int LoopTimer::getCurrentTime() const { return SDL_GetTicks(); } -void LoopTimer::advanceFixedUpdate() { - elapsedFixedTime += fixedDeltaTime; -} +void LoopTimer::advanceFixedUpdate() { elapsedFixedTime += fixedDeltaTime; } -double LoopTimer::getFixedDeltaTime() const { - return fixedDeltaTime; -} +double LoopTimer::getFixedDeltaTime() const { return fixedDeltaTime; } void LoopTimer::setFPS(int FPS) { - this->FPS = FPS; - frameTargetTime = 1.0 / FPS; + this->FPS = FPS; + frameTargetTime = 1.0 / FPS; } -int LoopTimer::getFPS() const { - return FPS; -} -void LoopTimer::setGameScale(double value){ - gameScale = value; -}; -double LoopTimer::getGameScale(){ - return gameScale; -} +int LoopTimer::getFPS() const { return FPS; } +void LoopTimer::setGameScale(double value) { gameScale = value; }; +double LoopTimer::getGameScale() { return gameScale; } void LoopTimer::enforceFrameRate() { - uint64_t currentFrameTime = SDL_GetTicks64(); - double frameDuration = (currentFrameTime - lastFrameTime) / 1000.0; + uint64_t currentFrameTime = SDL_GetTicks64(); + double frameDuration = (currentFrameTime - lastFrameTime) / 1000.0; - if (frameDuration < frameTargetTime) { - uint32_t delayTime = (uint32_t)((frameTargetTime - frameDuration) * 1000.0); - SDL_Delay(delayTime); - } -} -double LoopTimer::getLag() const { - return elapsedTime - elapsedFixedTime; + if (frameDuration < frameTargetTime) { + uint32_t delayTime + = (uint32_t) ((frameTargetTime - frameDuration) * 1000.0); + SDL_Delay(delayTime); + } } +double LoopTimer::getLag() const { return elapsedTime - elapsedFixedTime; } |