diff options
Diffstat (limited to 'frontend/shared_cpp/MainLoop.cpp')
-rw-r--r-- | frontend/shared_cpp/MainLoop.cpp | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/frontend/shared_cpp/MainLoop.cpp b/frontend/shared_cpp/MainLoop.cpp new file mode 100644 index 0000000..82a24b5 --- /dev/null +++ b/frontend/shared_cpp/MainLoop.cpp @@ -0,0 +1,30 @@ +#include "MainLoop.h" +#include <cstdio> +#include <cstdlib> + +EM_BOOL loop(double time, void* loop) { + MainLoop* mainLoop = (MainLoop*) loop; + if (!mainLoop->isRunning) { + return false; + } + + if (mainLoop->lastTime == 0) { + mainLoop->lastTime = time; + return true; + } + + long deltaTime = time - mainLoop->lastTime; + mainLoop->lastTime = time; + mainLoop->elapsedTime += deltaTime; + mainLoop->numFrames++; + float deltaTimeSeconds = static_cast<float>(deltaTime) / 1000.f; + + if (mainLoop->elapsedTime >= 1000.0) { + printf("FPS: %d\n", mainLoop->numFrames); + + mainLoop->elapsedTime = 0.0; + mainLoop->numFrames = 0; + } + + return mainLoop->updateFunc(deltaTimeSeconds, NULL); +}
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