Nyaaori/gamescope
1
0
Fork 0
Code Issues Pull requests Projects Releases 1 Packages Wiki Activity

Cleanup vblankmanager

Browse source 
Keep everything on the same timescale.
Avoid using floats here when we can just use integer maths.
Add demarcations.
Misc. cleanup.
This commit is contained in:
Joshua Ashton 2020-09-05 17:59:30 +01:00 committed by Pierre-Loup A. Griffais
parent bb9d0cdf8f
commit 9af5c3f254
1 changed files with 4 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
src/vblankmanager.cpp
View file

@ -19,16 +19,14 @@ static Display *g_nestedDpy;
std::atomic<uint64_t> g_lastVblank;
float g_flVblankDrawBufferMS = 5.0;
uint64_t g_uVblankDrawBufferNS = 5'000'000;
void vblankThreadRun( void )
{
while ( true )
{
uint64_t lastVblank = g_lastVblank;
uint64_t nsecInterval = uint64_t(1.0 / g_nOutputRefresh * 1000.0 * 1000.0 * 1000.0);
lastVblank -= (uint64_t)(g_flVblankDrawBufferMS * 1000 * 1000);
uint64_t lastVblank = g_lastVblank - g_uVblankDrawBufferNS;
uint64_t nsecInterval = 1'000'000'000ul / g_nOutputRefresh;
uint64_t now = get_time_in_nanos();
uint64_t targetPoint = lastVblank + nsecInterval;
@ -58,7 +56,7 @@ void vblankThreadRun( void )
gpuvis_trace_printf( "sent vblank\n" );
// Get on the other side of it now
sleep_for_nanos( (uint64_t)((g_flVblankDrawBufferMS + 1.0) * 1000 * 1000) );
sleep_for_nanos( g_uVblankDrawBufferNS + 1'000'000 );
}
}