Don't block Android event loop until all relevant events reach the app.

This commit is contained in:
Gabriel Jacobo 2012-09-27 15:00:34 -03:00
parent 7c835f8560
commit d36e0cf8b9

View file

@ -23,11 +23,15 @@
#if SDL_VIDEO_DRIVER_ANDROID
#include "SDL_androidevents.h"
#include "SDL_events.h"
void
Android_PumpEvents(_THIS)
{
static int isPaused = 0;
#if SDL_ANDROID_BLOCK_ON_PAUSE
static int isPausing = 0;
#endif
/* No polling necessary */
/*
@ -36,10 +40,12 @@ Android_PumpEvents(_THIS)
* When the resume semaphore is signaled, SDL_GL_CreateContext is called which in turn calls Java code
* SDLActivity::createGLContext -> SDLActivity:: initEGL -> SDLActivity::createEGLSurface -> SDLActivity::createEGLContext
*/
if (isPaused) {
#if SDL_ANDROID_BLOCK_ON_PAUSE
if (isPaused && !isPausing) {
if(SDL_SemWait(Android_ResumeSem) == 0) {
#else
if (isPaused) {
if(SDL_SemTryWait(Android_ResumeSem) == 0) {
#endif
isPaused = 0;
@ -53,10 +59,25 @@ Android_PumpEvents(_THIS)
}
}
else {
#if SDL_ANDROID_BLOCK_ON_PAUSE
if( isPausing || SDL_SemTryWait(Android_PauseSem) == 0 ) {
/* We've been signaled to pause, but before we block ourselves, we need to make sure that
SDL_WINDOWEVENT_FOCUS_LOST and SDL_WINDOWEVENT_MINIMIZED have reached the app */
if (SDL_HasEvent(SDL_WINDOWEVENT)) {
isPausing = 1;
}
else {
isPausing = 0;
isPaused = 1;
}
}
#else
if(SDL_SemTryWait(Android_PauseSem) == 0) {
/* If we fall in here, the system is/was paused */
isPaused = 1;
}
#endif
}
}