diff options
Diffstat (limited to 'gameloop/src/timer.cpp')
-rw-r--r-- | gameloop/src/timer.cpp | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/gameloop/src/timer.cpp b/gameloop/src/timer.cpp deleted file mode 100644 index 1e3045f..0000000 --- a/gameloop/src/timer.cpp +++ /dev/null @@ -1,68 +0,0 @@ -#include "timer.h" - -// Constructor (private) -LoopTimer::LoopTimer(){} - -// Get the singleton instance of the timer -LoopTimer& LoopTimer::getInstance() { - static LoopTimer instance; - return instance; -} - -// Start the timer (initialize frame time) -void LoopTimer::start() { - lastFrameTime = SDL_GetTicks64(); - elapsedTime = 0; - elapsedFixedTime = 0; - deltaTime = 0; -} - -// Update the timer, calculate deltaTime -void LoopTimer::update() { - uint64_t currentFrameTime = SDL_GetTicks64(); - deltaTime = (currentFrameTime - lastFrameTime) / 1000.0; // Convert to seconds - - if (deltaTime > maximumDeltaTime) { - deltaTime = maximumDeltaTime; - } - - elapsedTime += deltaTime; - lastFrameTime = currentFrameTime; -} - -double LoopTimer::getDeltaTime() const { - return deltaTime; -} -int LoopTimer::getCurrentTime() const { - return SDL_GetTicks(); -} - -void LoopTimer::advanceFixedUpdate() { - elapsedFixedTime += fixedDeltaTime; -} - -double LoopTimer::getFixedDeltaTime() const { - return fixedDeltaTime; -} - -void LoopTimer::setFPS(int FPS) { - this->FPS = FPS; - frameTargetTime = 1.0 / FPS; -} - -int LoopTimer::getFPS() const { - return FPS; -} - -void LoopTimer::enforceFrameRate() { - 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; -} |