furnace/src/engine/platform/ym2610shared.h

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2021-12-09 18:25:02 +00:00
static unsigned short chanOffs[4]={
0x01, 0x02, 0x101, 0x102
};
static unsigned short opOffs[4]={
0x00, 0x04, 0x08, 0x0c
};
static bool isOutput[8][4]={
// 1 3 2 4
{false,false,false,true},
{false,false,false,true},
{false,false,false,true},
{false,false,false,true},
{false,false,true ,true},
{false,true ,true ,true},
{false,true ,true ,true},
{true ,true ,true ,true},
};
static unsigned char dtTable[8]={
7,6,5,0,1,2,3,0
};
static int orderedOps[4]={
0,2,1,3
};
#define rWrite(a,v) pendingWrites[a]=v;