Fix pokitto sound

This commit is contained in:
Miloslav Číž 2020-09-12 20:53:09 +02:00
parent f9fcfa4bf4
commit ceeb6ed4b8
1 changed files with 18 additions and 18 deletions

View File

@ -63,32 +63,32 @@ uint8_t SFG_getNextMusicSample()
uint32_t result;
#define T SFG_MusicState.t
#define T2 SFG_MusicState.t2
#define N11T SFG_MusicState.n11t
#define S SFG_MusicState.t
#define S2 SFG_MusicState.t2
#define N11S SFG_MusicState.n11t
switch (SFG_MusicState.track) // individual music tracks
{
case 0:
{
uint32_t a = ((T >> 7) | (T >> 9) | (~T << 1) | T);
result = ((T) & 65536 ? (a & (((T2) >> 16) & 0x09)) : ~a);
uint32_t a = ((S >> 7) | (S >> 9) | (~S << 1) | S);
result = ((S) & 65536 ? (a & (((S2) >> 16) & 0x09)) : ~a);
SFG_MusicState.t2 += T;
SFG_MusicState.t2 += S;
break;
}
case 1:
{
result = (T & (3 << (((T >> 10) ^ ((T >> 10) << (T >> 6))))));
result = (S & (3 << (((S >> 10) ^ ((S >> 10) << (S >> 6))))));
break;
}
case 2:
{
result = ~((((T >> (T >> 2)) | (T >> (T >> 5))) & 0x12) << 1) | (T >> 11);
result = ~((((S >> (S >> 2)) | (S >> (S >> 5))) & 0x12) << 1) | (S >> 11);
break;
}
@ -96,8 +96,8 @@ uint8_t SFG_getNextMusicSample()
case 3:
{
result =
((((T >> (T >> 2)) + (T >> (T >> 7)))) & 0x3f | (T >> 5) | (T >> 11))
& (T & (32768 | 8192) ? 0xf0 : 0x30);
((((S >> (S >> 2)) + (S >> (S >> 7)))) & 0x3f | (S >> 5) | (S >> 11))
& (S & (32768 | 8192) ? 0xf0 : 0x30);
break;
}
@ -105,8 +105,8 @@ uint8_t SFG_getNextMusicSample()
case 4:
{
result =
((0x47 >> (T >> 9)) & (T >> T)) | (0x57 >> (T >> 7)) |
(0x06 >> (T >> (((N11T) >> 14) & 0x0e)));
((0x47 >> (S >> 9)) & (S >> S)) | (0x57 >> (S >> 7)) |
(0x06 >> (S >> (((N11S) >> 14) & 0x0e)));
SFG_MusicState.n11t += 11;
@ -115,10 +115,10 @@ uint8_t SFG_getNextMusicSample()
case 5:
{
uint32_t a = T >> (T >> 6);
uint32_t b = 0x011121 >> ((a + T) >> 11);
uint32_t a = S >> (S >> 6);
uint32_t b = 0x011121 >> ((a + S) >> 11);
result =
(((T >> 9) + (T ^ (T << 1))) & (0x7f >> ((T >> 15) & 0x03))) & (b + a);
(((S >> 9) + (S ^ (S << 1))) & (0x7f >> ((S >> 15) & 0x03))) & (b + a);
break;
}
@ -128,9 +128,9 @@ uint8_t SFG_getNextMusicSample()
break;
}
#undef t
#undef t2
#undef n11t
#undef S
#undef S2
#undef N11S
SFG_MusicState.t += 1;