chip8-emulator/libretro/libretro.c

162 lines
3.2 KiB
C

#include "libretro.h"
#include <string.h>
#include <stdio.h>
// callbacks
static retro_video_refresh_t retro_video_refresh = NULL;
static retro_input_poll_t retro_input_poll = NULL;
static retro_input_state_t retro_input_state = NULL;
// input params
static unsigned input_port = 0;
static unsigned input_device = 0;
RETRO_API void retro_set_environment(retro_environment_t cb)
{
// TODO: implement this
}
RETRO_API void retro_set_video_refresh(retro_video_refresh_t cb)
{
retro_video_refresh = cb;
}
RETRO_API void retro_set_audio_sample(retro_audio_sample_t cb)
{
// TODO: implement this
}
RETRO_API void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb)
{
// TODO: implement this
}
RETRO_API void retro_set_input_poll(retro_input_poll_t cb)
{
retro_input_poll = cb;
}
RETRO_API void retro_set_input_state(retro_input_state_t cb)
{
retro_input_state = cb;
}
RETRO_API void retro_init(void)
{
void Initialize(void);
Initialize();
}
RETRO_API void retro_deinit(void)
{
void Deinitialize(void);
Deinitialize();
}
RETRO_API unsigned retro_api_version(void)
{
return RETRO_API_VERSION;
}
RETRO_API void retro_get_system_info(struct retro_system_info *info)
{
memset(info, 0, sizeof(struct retro_system_info));
void GetEmulatorInfo(struct retro_system_info * info);
GetEmulatorInfo(info);
}
RETRO_API void retro_get_system_av_info(struct retro_system_av_info *info)
{
memset(info, 0, sizeof(struct retro_system_av_info));
void GetEmulatorAVInfo(struct retro_system_av_info * info);
GetEmulatorAVInfo(info);
}
RETRO_API void retro_set_controller_port_device(unsigned port, unsigned device)
{
input_port = port;
input_device = device;
}
RETRO_API void retro_reset(void)
{
void Reset(void);
Reset();
}
RETRO_API void retro_run(void)
{
void Run(void);
Run();
}
RETRO_API size_t retro_serialize_size(void)
{
return 0; // TODO: implement this
}
RETRO_API bool retro_serialize(void *data, size_t size)
{
return true; // TODO: implement this
}
RETRO_API bool retro_unserialize(const void *data, size_t size)
{
return true; // TODO: implement this
}
RETRO_API void retro_cheat_reset(void)
{
// TODO: implement this
}
RETRO_API void retro_cheat_set(unsigned index, bool enabled, const char *code)
{
// TODO: implement this
}
RETRO_API bool retro_load_game(const struct retro_game_info *game)
{
bool LoadGame(struct retro_game_info *);
return LoadGame((struct retro_game_info *)game);
}
RETRO_API bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info)
{
return true; // TODO: implement this
}
RETRO_API void retro_unload_game(void)
{
// TODO: implement this
}
RETRO_API unsigned retro_get_region(void)
{
return RETRO_REGION_NTSC;
}
RETRO_API void *retro_get_memory_data(unsigned id)
{
return NULL; // TODO: implement this
}
RETRO_API size_t retro_get_memory_size(unsigned id)
{
return 0; // TODO: implement this
}
void VideoRefresh(const void *data, unsigned width, unsigned height, size_t pitch)
{
retro_video_refresh(data, width, height, pitch);
}
void InputPoll(void)
{
retro_input_poll();
}
int16_t InputState(unsigned id)
{
return retro_input_state(0, RETRO_DEVICE_JOYPAD, 0, id);
}