gedeng/cpp/Application.cpp

37 lines
1.2 KiB
C++

#include "Gedeng/Application.h"
#include "Gedeng/Input.h"
#include "Gedeng/Logger.h"
#include "Gedeng/RenderBackend.h"
#include "Gedeng/Time.h"
namespace Gedeng {
void Application::run() {
// Setup Rendering
// FIXME: Make these parameters variable, maybe move this to a different function
RenderBackend::initialize_window(WINDOW_SIZE_X, WINDOW_SIZE_Y, WINDOW_NAME);
Input::initialize(RenderBackend::get_window());
unsigned long previous_time_ms = Time::get_time_ms();
unsigned long time_until_fixed_update_ms = 0.0;
while (!RenderBackend::does_window_want_to_close()) {
unsigned long current_time_ms = Time::get_time_ms();
unsigned long elapsed_time_ms = current_time_ms - previous_time_ms;
previous_time_ms = current_time_ms;
time_until_fixed_update_ms += elapsed_time_ms;
Input::poll_input();
// Update fixed time step
while (time_until_fixed_update_ms >= MS_PER_UPDATE) {
fixed_update(static_cast<double>(MS_PER_UPDATE) / 1000.0);
time_until_fixed_update_ms -= MS_PER_UPDATE;
}
dynamic_update(static_cast<double>(elapsed_time_ms) / 1000.0);
}
}
} // namespace Gedeng