ShuriZma
/
desmume
mirror of https://github.com/TASEmulators/desmume.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

SPU: Change the computation of samples_per_hline to something more simple and therefore more precise. 

With zeromus's complicated way, the core SPU used to mix 737.something samples per frame... now it should always be 735 samples per frame.
This commit is contained in:
luigi__ 2009-11-12 20:59:20 +00:00
parent b438ec39b7
commit 9ce1236c21
1 changed files with 1 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
desmume/src/SPU.cpp
View File

@ -867,10 +867,7 @@ static void SPU_MixAudio(bool actuallyMix, SPU_struct *SPU, int length)
//emulates one hline of the cpu core.
//this will produce a variable number of samples, calculated to keep a 44100hz output
//in sync with the emulator framerate
static const int dots_per_clock = 6;
static const int dots_per_hline = 355;
static const double time_per_hline = (double)1.0/((double)ARM7_CLOCK/dots_per_clock/dots_per_hline);
static const double samples_per_hline = time_per_hline * DESMUME_SAMPLE_RATE;
static const double samples_per_hline = (DESMUME_SAMPLE_RATE / 60.0f) / 263.0f;
int spu_core_samples = 0;
void SPU_Emulate_core()
{