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SAA1099: remove MAME core

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closes #529

the MAME core is inaccurate.
it doesn't emulate envelope too well.
This commit is contained in:
tildearrow 2022-06-06 15:05:08 -05:00
parent ed9cd1ebe0
commit 6dc408d99c
5 changed files with 7 additions and 91 deletions
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12
src/engine/platform/saa.h
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@ -22,15 +22,8 @@
#include "../dispatch.h"
#include "../macroInt.h"
#include <queue>
#include "sound/saa1099.h"
#include "../../../extern/SAASound/src/SAASound.h"
enum DivSAACores {
DIV_SAA_CORE_MAME=0,
DIV_SAA_CORE_SAASOUND,
DIV_SAA_CORE_E
};
class DivPlatformSAA1099: public DivDispatch {
protected:
struct Channel {
@ -58,8 +51,6 @@ class DivPlatformSAA1099: public DivDispatch {
QueuedWrite(unsigned short a, unsigned char v): addr(a), val(v), addrOrVal(false) {}
};
std::queue<QueuedWrite> writes;
DivSAACores core;
saa1099_device saa;
CSAASound* saa_saaSound;
unsigned char regPool[32];
unsigned char lastBusy;
@ -83,9 +74,7 @@ class DivPlatformSAA1099: public DivDispatch {
unsigned char saaNoise[2];
friend void putDispatchChan(void*,int,int);
void acquire_e(short* bufL, short* bufR, size_t start, size_t len);
void acquire_saaSound(short* bufL, short* bufR, size_t start, size_t len);
void acquire_mame(short* bufL, short* bufR, size_t start, size_t len);
public:
void acquire(short* bufL, short* bufR, size_t start, size_t len);
@ -99,7 +88,6 @@ class DivPlatformSAA1099: public DivDispatch {
void forceIns();
void tick(bool sysTick=true);
void muteChannel(int ch, bool mute);
void setCore(DivSAACores core);
void setFlags(unsigned int flags);
bool isStereo();
int getPortaFloor(int ch);