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dborth 2011-05-06 04:34:53 +00:00
parent 347e59eaa4
commit 529a71f6fb
1 changed files with 5 additions and 1 deletions
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6
source/snes9x/apu/SPC_DSP.cpp
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@ -605,7 +605,11 @@ VOICE_CLOCK(V9_V6_V3) { voice_V9(v); voice_V6(v+1); voice_V3(v+2); }
inline void SPC_DSP::echo_read( int ch ) inline void SPC_DSP::echo_read( int ch )
{ {
int s = GET_LE16SA( ECHO_PTR( ch ) ); int s;
if ( m.t_echo_ptr >= 0xffc0 && rom_enabled )
s = GET_LE16SA( &hi_ram [m.t_echo_ptr + ch * 2 - 0xffc0] );
else
s = GET_LE16SA( ECHO_PTR( ch ) );
// second copy simplifies wrap-around handling // second copy simplifies wrap-around handling
ECHO_FIR( 0 ) [ch] = ECHO_FIR( 8 ) [ch] = s >> 1; ECHO_FIR( 0 ) [ch] = ECHO_FIR( 8 ) [ch] = s >> 1;
} }