YM2413Core.hh

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#ifndef YM2413CORE_HH
#define YM2413CORE_HH
 
#include <cstdint>
#include <span>
 
namespace openmsx {
 
class YM2413Core
{
public:
        static constexpr int CLOCK_FREQ = 3579545;
 
        virtual ~YM2413Core() = default;
 
        virtual void reset() = 0;
 
        virtual void writePort(bool port, uint8_t value, int offset) = 0;
 
        virtual void pokeReg(uint8_t reg, uint8_t value) = 0;
 
        [[nodiscard]] virtual uint8_t peekReg(uint8_t reg) const = 0;
 
        virtual void generateChannels(std::span<float*, 9 + 5> bufs, unsigned num) = 0;
 
        [[nodiscard]] virtual float getAmplificationFactor() const = 0;
 
        virtual void setSpeed(double /*speed*/) {}
 
protected:
        YM2413Core() = default;
};
 
} // namespace openmsx
 
#endif