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.added configurable size alignment for sound samples buffer

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This commit is contained in:
EkeEke 2012-07-15 17:41:09 +02:00
parent 47040dbba6
commit 70e96409c3
2 changed files with 6 additions and 2 deletions
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2
source/gx/osd.h
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@ -54,6 +54,8 @@
#define CD_BRAM_JP "/genplus/saves/cd/scd_J.brm" #define CD_BRAM_JP "/genplus/saves/cd/scd_J.brm"
#define CART_BRAM "/genplus/saves/cd/cart.brm" #define CART_BRAM "/genplus/saves/cd/cart.brm"
#define ALIGN_SND 0xfffff8 /* 32 bytes aligned sound buffers (8 samples alignment) */
/*************************************************/ /*************************************************/
#ifdef HW_RVL #ifdef HW_RVL

6
source/system.c
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@ -178,8 +178,10 @@ int audio_update(int16 *buffer)
/* get number of available samples */ /* get number of available samples */
int size = sound_update(mcycles_vdp); int size = sound_update(mcycles_vdp);
/* return an aligned number of samples */ #ifdef ALIGN_SND
size &= ~7; /* return an aligned number of samples if necessary*/
size &= ALIGN_SND;
#endif
if (config.hq_fm) if (config.hq_fm)
{ {