bilbo/saturn
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

scsp: improve attack/decay macros

Browse Source
This commit is contained in:
Zack Buhman 2023-05-16 14:40:08 +00:00
parent 0210ac9c23
commit e591797e23
1 changed files with 17 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
scsp.h
View File

@ -148,14 +148,14 @@ enum slot_bits {
}; };
enum eg_bits { enum eg_bits {
#define EG__D2R(n) ((n & 0x1f) << 27), // Decay 2 rate #define EG__D2R(n) ((n & 0x1f) << 27) // Decay 2 rate
#define EG__D1R(n) ((n & 0x1f) << 22), // Decay 1 rate #define EG__D1R(n) ((n & 0x1f) << 22) // Decay 1 rate
EG__EGHOLD = ( 1 << 21), // (HO) EG hold mode EG__EGHOLD = ( 1 << 21), // (HO) EG hold mode
#define EG__AR(n) ((n & 0x1f) << 16), // Attack rate #define EG__AR(n) ((n & 0x1f) << 16) // Attack rate
EG__LPSLNK = ( 1 << 14), // (LS) Loop start link EG__LPSLNK = ( 1 << 14), // (LS) Loop start link
#define EG__KRS(n) ((n & 0xf ) << 10), // Key rate scaling #define EG__KRS(n) ((n & 0xf ) << 10) // Key rate scaling
#define EG__DL(n) ((n & 0x1f) << 5 ), // Decay level #define EG__DL(n) ((n & 0x1f) << 5 ) // Decay level
#define EG__RR(n) ((n & 0x1f) << 0 ), // Release rate #define EG__RR(n) ((n & 0x1f) << 0 ) // Release rate
}; };
enum volume_bits { enum volume_bits {
@ -198,3 +198,14 @@ enum scsp_bits {
MIXER__DAC18B = (1 << 8), MIXER__DAC18B = (1 << 8),
#define MIXER__MVOL(n) ((n) << 0) #define MIXER__MVOL(n) ((n) << 0)
}; };
// timer bits
//enum tima_bits {
#define TIMA__TACTL(n) ((n & 0b111) << 8)
#define TIMB__TBCTL(n) ((n & 0b111) << 8)
#define TIMC__TCCTL(n) ((n & 0b111) << 8)
#define TIMA__TIMA(n) ((n & 0xff) << 0)
#define TIMB__TIMB(n) ((n & 0xff) << 0)
#define TIMC__TIMC(n) ((n & 0xff) << 0)
//};