1d2df8ebea
This patch is so large since it adds support for passing arguments to the Lua callback, even if SNES doesn't use those.
62 lines
1.4 KiB
C++
62 lines
1.4 KiB
C++
#ifndef _interface__callbacks__hpp__included__
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#define _interface__callbacks__hpp__included__
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#include <cstdint>
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#include <string>
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#include <list>
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#include "library/framebuffer.hpp"
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/**
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* Callbacks emulator binding can use.
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*/
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struct emucore_callbacks
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{
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public:
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virtual ~emucore_callbacks() throw();
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/**
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* Get input from specified control.
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*/
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virtual int16_t get_input(unsigned port, unsigned index, unsigned control) = 0;
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/**
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* Set input for specified control. Only works in readwrite mode.
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*
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* Returns the actual input value used.
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*/
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virtual int16_t set_input(unsigned port, unsigned index, unsigned control, int16_t value) = 0;
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/**
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* Notifies about latch. Only called on some systems.
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*/
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virtual void notify_latch(std::list<std::string>& l) = 0;
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/**
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* Tick the RTC timer.
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*/
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virtual void timer_tick(uint32_t increment, uint32_t per_second) = 0;
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/**
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* Get path for firmware.
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*/
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virtual std::string get_firmware_path() = 0;
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/**
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* Get the base filename for ROM.
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*/
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virtual std::string get_base_path() = 0;
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/**
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* Get current RTC time.
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*/
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virtual time_t get_time() = 0;
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/**
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* Get the RNG seed to use.
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*/
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virtual time_t get_randomseed() = 0;
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/**
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* Output a frame. Call once for each call to emulate().
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*/
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virtual void output_frame(framebuffer_raw& screen, uint32_t fps_n, uint32_t fps_d) = 0;
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/**
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* Notify that action states have been updated.
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*/
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virtual void action_state_updated() = 0;
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};
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extern struct emucore_callbacks* ecore_callbacks;
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#endif
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