Dasko/snes9x
Dasko/snes9x
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

gfx: Use simpler equality test for IPPU.FrameCount

Browse Source 
As it's only incremented here and then reset to 0, avoids integer
division, which can be be expensive on CPUs without this instruction
such as pre-ARMv7 classic ARMs.
This commit is contained in:
jSTE0 2022-02-04 22:48:48 +00:00
parent f1ac3dc6d3
commit 305cafc8c8
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
gfx.cpp
View File

@ -191,7 +191,7 @@ void S9xStartScreenRefresh (void)
memset(GFX.SubZBuffer, 0, GFX.ScreenSize);
}
if (++IPPU.FrameCount % Memory.ROMFramesPerSecond == 0)
if (++IPPU.FrameCount == (uint32)Memory.ROMFramesPerSecond)
{
IPPU.DisplayedRenderedFrameCount = IPPU.RenderedFramesCount;
IPPU.RenderedFramesCount = 0;