bsnes/higan/md/psg/psg.hpp

56 lines
949 B
C++

//TI SN76489 (derivative)
struct PSG : Thread {
shared_pointer<Emulator::Stream> stream;
static auto Enter() -> void;
auto main() -> void;
auto step(uint clocks) -> void;
auto power(bool reset) -> void;
//io.cpp
auto write(uint8 data) -> void;
//serialization.cpp
auto serialize(serializer&) -> void;
private:
struct Tone {
//tone.cpp
auto run() -> void;
auto power() -> void;
//serialization.cpp
auto serialize(serializer&) -> void;
uint4 volume;
uint10 counter;
uint10 pitch;
uint1 output;
} tone0, tone1, tone2;
struct Noise {
//noise.cpp
auto run() -> void;
auto power() -> void;
//serialization.cpp
auto serialize(serializer&) -> void;
uint4 volume;
uint10 counter;
uint10 pitch;
uint1 enable;
uint2 rate;
uint16 lfsr;
uint1 clock;
uint1 output;
} noise;
uint3 select;
int16 levels[16];
};
extern PSG psg;