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[opengl] render a blue screen while waiting for sync

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This commit is contained in:
Geoffrey McRae
2018-05-28 15:30:04 +10:00
parent 80581a4aa2
commit a647a602bf
2 changed files with 96 additions and 68 deletions
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50
client/main.c
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@@ -187,25 +187,20 @@ int renderThread(void * unused)
{
while(state.running)
{
if (state.started)
const uint64_t start = microtime();
if (!state.lgr->render(state.lgrData, state.window))
break;
const uint64_t total = microtime() - start;
if (total < state.fpsSleep)
{
const uint64_t start = microtime();
if (!state.lgr->render(state.lgrData, state.window))
break;
const uint64_t total = microtime() - start;
if (total < state.fpsSleep)
{
usleep(state.fpsSleep - total);
int64_t delta = (1000000 / params.fpsLimit) - (microtime() - start);
state.fpsSleep += delta / 16;
if (state.fpsSleep < 0)
state.fpsSleep = 0;
}
usleep(state.fpsSleep - total);
int64_t delta = (1000000 / params.fpsLimit) - (microtime() - start);
state.fpsSleep += delta / 16;
if (state.fpsSleep < 0)
state.fpsSleep = 0;
}
else
usleep(1000000);
}
return 0;
@@ -898,6 +893,14 @@ int run()
// also send us the current mouse shape since we won't know it yet
DEBUG_INFO("Waiting for host to signal it's ready...");
__sync_or_and_fetch(&state.shm->flags, KVMFR_HEADER_FLAG_RESTART);
// start the renderThread so we don't just display junk
if (!(t_render = SDL_CreateThread(renderThread, "renderThread", NULL)))
{
DEBUG_ERROR("render create thread failed");
break;
}
while(state.running && (state.shm->flags & KVMFR_HEADER_FLAG_RESTART))
{
SDL_Event event;
@@ -905,13 +908,16 @@ int run()
{
if (event.type == SDL_QUIT)
{
if (!params.ignoreQuit)
state.running = false;
state.running = false;
break;
}
}
usleep(1000);
}
if (!state.running)
break;
DEBUG_INFO("Host ready, starting session");
// check the header's magic and version are valid
@@ -941,12 +947,6 @@ int run()
break;
}
if (!(t_render = SDL_CreateThread(renderThread, "renderThread", NULL)))
{
DEBUG_ERROR("render create thread failed");
break;
}
while(state.running)
{
SDL_Event event;