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Fix iOS crashing when going to background

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This commit is contained in:
Benau 2019-10-18 19:08:21 +08:00
parent 34b2e074bb
commit 3437fa5edf
1 changed files with 30 additions and 0 deletions
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30
src/main_loop.cpp
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@ -19,6 +19,7 @@
#include "main_loop.hpp"
#include "audio/music_manager.hpp"
#include "audio/sfx_manager.hpp"
#include "config/user_config.hpp"
#include "graphics/central_settings.hpp"
@ -110,6 +111,35 @@ MainLoop::~MainLoop()
float MainLoop::getLimitedDt()
{
m_prev_time = m_curr_time;
#ifdef IOS_STK
IrrlichtDevice* dev = irr_driver->getDevice();
if (dev)
{
// When ios apps entering background it should not run any
// opengl command from apple document, so we stop here
bool win_active = dev->isWindowActive();
bool has_focus = dev->isWindowFocused();
bool first_out_focus = !has_focus;
while (!has_focus || !win_active)
{
if (first_out_focus)
{
first_out_focus = false;
music_manager->pauseMusic();
SFXManager::get()->pauseAll();
}
dev->run();
win_active = dev->isWindowActive();
has_focus = dev->isWindowFocused();
if (has_focus && win_active)
{
music_manager->resumeMusic();
SFXManager::get()->resumeAll();
}
}
}
#endif
float dt = 0;
// In profile mode without graphics, run with a fixed dt of 1/60