// license:??? // copyright-holders:K.Wilkins, Derrick Renaud, F.Palazzolo, Couriersud #pragma once #ifndef __DISC_CLS_H__ #define __DISC_CLS_H__ /*********************************************************************** * * MAME - Discrete sound system emulation library * * Written by K.Wilkins (mame@esplexo.co.uk) * * (c) K.Wilkins 2000 * * Coding started in November 2000 * * Additions/bugfix February 2003 - Derrick Renaud, F.Palazzolo, K.Wilkins * Discrete parallel tasks 2009 - Couriersud * Discrete classes 2010 - Couriersud * ***********************************************************************/ #define DISCRETE_CLASS_NAME(_name) discrete_ ## _name ## _node #define DISCRETE_CLASS_INPUT(_name, _num) inline double _name (void) { return *(m_input[_num]); } #define DISCRETE_CLASS_CONSTRUCTOR(_name, _base) \ public: \ DISCRETE_CLASS_NAME(_name)() \ : DISCRETE_CLASS_NAME(_base)() { } #define DISCRETE_CLASS_DESTRUCTOR(_name) \ public: \ virtual ~ DISCRETE_CLASS_NAME(_name)(void) { } #define DISCRETE_CLASS_STEP_RESET(_name, _maxout, _priv) \ class DISCRETE_CLASS_NAME(_name): public discrete_base_node, public discrete_step_interface \ { \ DISCRETE_CLASS_CONSTRUCTOR(_name, base) \ DISCRETE_CLASS_DESTRUCTOR(_name) \ public: \ void step(void); \ void reset(void); \ int max_output(void) { return _maxout; } \ private: \ _priv \ } #define DISCRETE_CLASS_STEP(_name, _maxout, _priv) \ class DISCRETE_CLASS_NAME(_name): public discrete_base_node, public discrete_step_interface \ { \ DISCRETE_CLASS_CONSTRUCTOR(_name, base) \ DISCRETE_CLASS_DESTRUCTOR(_name) \ public: \ void step(void); \ void reset(void) { this->step(); } \ int max_output(void) { return _maxout; } \ private: \ _priv \ } #define DISCRETE_CLASS_RESET(_name, _maxout) \ class DISCRETE_CLASS_NAME(_name): public discrete_base_node \ { \ DISCRETE_CLASS_CONSTRUCTOR(_name, base) \ DISCRETE_CLASS_DESTRUCTOR(_name) \ public: \ void reset(void); \ int max_output(void) { return _maxout; } \ } #define DISCRETE_CLASS(_name, _maxout, _priv) \ class DISCRETE_CLASS_NAME(_name): public discrete_base_node, public discrete_step_interface \ { \ DISCRETE_CLASS_DESTRUCTOR(_name) \ DISCRETE_CLASS_CONSTRUCTOR(_name, base) \ public: \ void step(void); \ void reset(void); \ void start(void); \ void stop(void); \ int max_output(void) { return _maxout; } \ private: \ _priv \ } class DISCRETE_CLASS_NAME(special): public discrete_base_node { DISCRETE_CLASS_CONSTRUCTOR(special, base) DISCRETE_CLASS_DESTRUCTOR(special) public: int max_output(void) { return 0; } }; class DISCRETE_CLASS_NAME(unimplemented): public discrete_base_node { DISCRETE_CLASS_CONSTRUCTOR(unimplemented, base) DISCRETE_CLASS_DESTRUCTOR(unimplemented) public: int max_output(void) { return 0; } }; /************************************* * * disc_sys.inc * *************************************/ class DISCRETE_CLASS_NAME(dso_output): public discrete_base_node, public discrete_sound_output_interface, public discrete_step_interface { DISCRETE_CLASS_CONSTRUCTOR(dso_output, base) DISCRETE_CLASS_DESTRUCTOR(dso_output) public: void step(void) { /* Add gain to the output and put into the buffers */ /* Clipping will be handled by the main sound system */ double val = DISCRETE_INPUT(0) * DISCRETE_INPUT(1); *m_ptr++ = val; } int max_output(void) { return 0; } void set_output_ptr(stream_sample_t *ptr) { m_ptr = ptr; } private: stream_sample_t *m_ptr; }; DISCRETE_CLASS(dso_csvlog, 0, FILE *m_csv_file; INT64 m_sample_num; char m_name[32]; ); DISCRETE_CLASS(dso_wavlog, 0, wav_file *m_wavfile; char m_name[32]; ); /************************************* * * disc_inp.inc * *************************************/ class DISCRETE_CLASS_NAME(dss_adjustment): public discrete_base_node, public discrete_step_interface { DISCRETE_CLASS_CONSTRUCTOR(dss_adjustment, base) DISCRETE_CLASS_DESTRUCTOR(dss_adjustment) public: void step(void); void reset(void); private: ioport_port *m_port; INT32 m_lastpval; INT32 m_pmin; double m_pscale; double m_min; double m_scale; }; DISCRETE_CLASS_RESET(dss_constant, 1); class DISCRETE_CLASS_NAME(dss_input_data): public discrete_base_node, public discrete_input_interface { DISCRETE_CLASS_DESTRUCTOR(dss_input_data) DISCRETE_CLASS_CONSTRUCTOR(dss_input_data, base) public: void reset(void); void input_write(int sub_node, UINT8 data ); private: double m_gain; /* node gain */ double m_offset; /* node offset */ UINT8 m_data; /* data written */ }; class DISCRETE_CLASS_NAME(dss_input_logic): public discrete_base_node, public discrete_input_interface { DISCRETE_CLASS_CONSTRUCTOR(dss_input_logic, base) DISCRETE_CLASS_DESTRUCTOR(dss_input_logic) public: void reset(void); void input_write(int sub_node, UINT8 data ); private: double m_gain; /* node gain */ double m_offset; /* node offset */ UINT8 m_data; /* data written */ }; class DISCRETE_CLASS_NAME(dss_input_not): public discrete_base_node, public discrete_input_interface { DISCRETE_CLASS_CONSTRUCTOR(dss_input_not, base) DISCRETE_CLASS_DESTRUCTOR(dss_input_not) public: void reset(void); void input_write(int sub_node, UINT8 data ); private: double m_gain; /* node gain */ double m_offset; /* node offset */ UINT8 m_data; /* data written */ }; class DISCRETE_CLASS_NAME(dss_input_pulse): public discrete_base_node, public discrete_input_interface, public discrete_step_interface { DISCRETE_CLASS_CONSTRUCTOR(dss_input_pulse, base) DISCRETE_CLASS_DESTRUCTOR(dss_input_pulse) public: void step(void); void reset(void); void input_write(int sub_node, UINT8 data ); private: //double m_gain; /* node gain */ //double m_offset; /* node offset */ UINT8 m_data; /* data written */ }; class DISCRETE_CLASS_NAME(dss_input_stream): public discrete_base_node, public discrete_input_interface, public discrete_step_interface { DISCRETE_CLASS_CONSTRUCTOR(dss_input_stream, base) DISCRETE_CLASS_DESTRUCTOR(dss_input_stream) public: void step(void); void reset(void); void start(void); void input_write(int sub_node, UINT8 data ); virtual bool is_buffered(void) { return false; } /* This is called by discrete_sound_device */ void stream_start(void); //protected: UINT32 m_stream_in_number; stream_sample_t *m_ptr; /* current in ptr for stream */ private: void stream_generate(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples); double m_gain; /* node gain */ double m_offset; /* node offset */ UINT8 m_data; /* data written */ UINT8 m_is_buffered; /* the buffer stream */ sound_stream *m_buffer_stream; }; class DISCRETE_CLASS_NAME(dss_input_buffer): public DISCRETE_CLASS_NAME(dss_input_stream) { DISCRETE_CLASS_CONSTRUCTOR(dss_input_buffer, dss_input_stream) DISCRETE_CLASS_DESTRUCTOR(dss_input_buffer) public: bool is_buffered(void) { return true; } }; #include "disc_wav.h" #include "disc_mth.h" #include "disc_flt.h" #include "disc_dev.h" #endif /* __DISCRETE_H__ */