mirror of
https://github.com/CTCaer/RetroArch.git
synced 2024-12-26 04:36:01 +00:00
88 lines
2.5 KiB
C
88 lines
2.5 KiB
C
/* SSNES - A Super Ninteno Entertainment System (SNES) Emulator frontend for libsnes.
|
|
* Copyright (C) 2010 - Hans-Kristian Arntzen
|
|
*
|
|
* Some code herein may be based on code found in BSNES.
|
|
*
|
|
* SSNES is free software: you can redistribute it and/or modify it under the terms
|
|
* of the GNU General Public License as published by the Free Software Found-
|
|
* ation, either version 3 of the License, or (at your option) any later version.
|
|
*
|
|
* SSNES is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
|
|
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
|
* PURPOSE. See the GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along with SSNES.
|
|
* If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
|
|
#ifndef __DRIVER__H
|
|
#define __DRIVER__H
|
|
|
|
#include <stdbool.h>
|
|
#include <stdlib.h>
|
|
#include <stdint.h>
|
|
#include <unistd.h>
|
|
|
|
#define SNES_FAST_FORWARD_KEY 0x666 // Hurr, durr
|
|
void set_fast_forward_button(bool state);
|
|
|
|
struct snes_keybind
|
|
{
|
|
int id;
|
|
int key;
|
|
int joykey;
|
|
int joyaxis;
|
|
};
|
|
|
|
typedef struct video_info
|
|
{
|
|
int width;
|
|
int height;
|
|
bool fullscreen;
|
|
bool vsync;
|
|
bool force_aspect;
|
|
bool smooth;
|
|
int input_scale; // HQ2X => 2, HQ4X => 4, None => 1
|
|
} video_info_t;
|
|
|
|
typedef struct audio_driver
|
|
{
|
|
void* (*init)(const char* device, int rate, int latency);
|
|
ssize_t (*write)(void* data, const void* buf, size_t size);
|
|
bool (*stop)(void* data);
|
|
bool (*start)(void* data);
|
|
void (*set_nonblock_state)(void* data, bool toggle); // Should we care about blocking in audio thread? Fast forwarding.
|
|
void (*free)(void* data);
|
|
} audio_driver_t;
|
|
|
|
typedef struct input_driver
|
|
{
|
|
void* (*init)(void);
|
|
void (*poll)(void* data);
|
|
int16_t (*input_state)(void* data, const struct snes_keybind **snes_keybinds, bool port, unsigned device, unsigned index, unsigned id);
|
|
void (*free)(void* data);
|
|
} input_driver_t;
|
|
|
|
typedef struct video_driver
|
|
{
|
|
void* (*init)(video_info_t *video, const input_driver_t **input);
|
|
// Should the video driver act as an input driver as well? :)
|
|
bool (*frame)(void* data, const uint16_t* frame, int width, int height, int pitch);
|
|
void (*set_nonblock_state)(void* data, bool toggle); // Should we care about syncing to vblank? Fast forwarding.
|
|
void (*free)(void* data);
|
|
} video_driver_t;
|
|
|
|
|
|
typedef struct driver
|
|
{
|
|
const audio_driver_t *audio;
|
|
const video_driver_t *video;
|
|
const input_driver_t *input;
|
|
void *audio_data;
|
|
void *video_data;
|
|
void *input_data;
|
|
} driver_t;
|
|
|
|
#endif
|