mirror of
https://github.com/libretro/RetroArch.git
synced 2024-12-12 02:44:00 +00:00
351 lines
7.2 KiB
C
351 lines
7.2 KiB
C
/* SSNES - A Super Nintendo Entertainment System (SNES) Emulator frontend for libsnes.
|
|
* Copyright (C) 2010-2011 - 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 __SSNES_GENERAL_H
|
|
#define __SSNES_GENERAL_H
|
|
|
|
#include <stdbool.h>
|
|
#include "driver.h"
|
|
#include <stdio.h>
|
|
#include "record/ffemu.h"
|
|
#include "message.h"
|
|
#include "rewind.h"
|
|
#include "movie.h"
|
|
#include "autosave.h"
|
|
#include "netplay.h"
|
|
#include "dynamic.h"
|
|
#include "cheats.h"
|
|
#include "audio/ext/ssnes_dsp.h"
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#ifdef HAVE_SRC
|
|
#include <samplerate.h>
|
|
#else
|
|
#include "audio/hermite.h"
|
|
#endif
|
|
|
|
#ifndef _WIN32
|
|
#include <sys/param.h> // MAXPATHLEN
|
|
#endif
|
|
|
|
#ifndef MAXPATHLEN
|
|
#ifdef PATH_MAX
|
|
#define MAXPATHLEN PATH_MAX
|
|
#else
|
|
#define MAXPATHLEN 512
|
|
#endif
|
|
#endif
|
|
|
|
#define MAX_PLAYERS 5
|
|
#define MAX_BINDS (SSNES_BIND_LIST_END + 1)
|
|
#define SSNES_NO_JOYPAD 0xFFFF
|
|
|
|
enum ssnes_shader_type
|
|
{
|
|
SSNES_SHADER_CG,
|
|
SSNES_SHADER_BSNES,
|
|
SSNES_SHADER_AUTO,
|
|
SSNES_SHADER_NONE
|
|
};
|
|
|
|
// All config related settings go here.
|
|
struct settings
|
|
{
|
|
struct
|
|
{
|
|
char driver[32];
|
|
float xscale;
|
|
float yscale;
|
|
bool fullscreen;
|
|
unsigned fullscreen_x;
|
|
unsigned fullscreen_y;
|
|
bool vsync;
|
|
bool smooth;
|
|
bool force_aspect;
|
|
bool crop_overscan;
|
|
float aspect_ratio;
|
|
char cg_shader_path[MAXPATHLEN];
|
|
char bsnes_shader_path[MAXPATHLEN];
|
|
char filter_path[MAXPATHLEN];
|
|
enum ssnes_shader_type shader_type;
|
|
|
|
bool render_to_texture;
|
|
double fbo_scale_x;
|
|
double fbo_scale_y;
|
|
char second_pass_shader[MAXPATHLEN];
|
|
bool second_pass_smooth;
|
|
char shader_dir[MAXPATHLEN];
|
|
|
|
char font_path[MAXPATHLEN];
|
|
unsigned font_size;
|
|
float msg_pos_x;
|
|
float msg_pos_y;
|
|
float msg_color_r;
|
|
float msg_color_g;
|
|
float msg_color_b;
|
|
|
|
bool force_16bit;
|
|
bool disable_composition;
|
|
|
|
bool hires_record;
|
|
bool post_filter_record;
|
|
|
|
char external_driver[MAXPATHLEN];
|
|
} video;
|
|
|
|
struct
|
|
{
|
|
char driver[32];
|
|
bool enable;
|
|
unsigned out_rate;
|
|
float in_rate;
|
|
float rate_step;
|
|
char device[MAXPATHLEN];
|
|
unsigned latency;
|
|
bool sync;
|
|
int src_quality;
|
|
|
|
char dsp_plugin[MAXPATHLEN];
|
|
char external_driver[MAXPATHLEN];
|
|
} audio;
|
|
|
|
struct
|
|
{
|
|
char driver[32];
|
|
struct snes_keybind binds[MAX_PLAYERS][MAX_BINDS];
|
|
float axis_threshold;
|
|
unsigned joypad_map[MAX_PLAYERS];
|
|
bool netplay_client_swap_input;
|
|
} input;
|
|
|
|
char libsnes[MAXPATHLEN];
|
|
char cheat_database[MAXPATHLEN];
|
|
char cheat_settings_path[MAXPATHLEN];
|
|
|
|
char screenshot_directory[MAXPATHLEN];
|
|
|
|
bool rewind_enable;
|
|
unsigned rewind_buffer_size;
|
|
unsigned rewind_granularity;
|
|
|
|
bool pause_nonactive;
|
|
unsigned autosave_interval;
|
|
|
|
bool block_sram_overwrite;
|
|
bool savestate_auto_index;
|
|
};
|
|
|
|
enum ssnes_game_type
|
|
{
|
|
SSNES_CART_NORMAL = 0,
|
|
SSNES_CART_SGB,
|
|
SSNES_CART_BSX,
|
|
SSNES_CART_BSX_SLOTTED,
|
|
SSNES_CART_SUFAMI,
|
|
};
|
|
|
|
|
|
// All run-time- / command line flag-related globals go here.
|
|
struct global
|
|
{
|
|
bool verbose;
|
|
bool audio_active;
|
|
bool video_active;
|
|
bool force_fullscreen;
|
|
|
|
bool has_mouse[2];
|
|
bool has_scope[2];
|
|
bool has_justifier;
|
|
bool has_justifiers;
|
|
bool has_multitap;
|
|
bool disconnect_device[2];
|
|
|
|
FILE *rom_file;
|
|
enum ssnes_game_type game_type;
|
|
uint32_t cart_crc;
|
|
|
|
char gb_rom_path[MAXPATHLEN];
|
|
char bsx_rom_path[MAXPATHLEN];
|
|
char sufami_rom_path[2][MAXPATHLEN];
|
|
bool has_set_save_path;
|
|
bool has_set_state_path;
|
|
|
|
#ifdef HAVE_CONFIGFILE
|
|
char config_path[MAXPATHLEN];
|
|
#endif
|
|
|
|
char basename[MAXPATHLEN];
|
|
char savefile_name_srm[MAXPATHLEN];
|
|
char savefile_name_rtc[MAXPATHLEN]; // Make sure that fill_pathname has space.
|
|
char savefile_name_psrm[MAXPATHLEN];
|
|
char savefile_name_asrm[MAXPATHLEN];
|
|
char savefile_name_bsrm[MAXPATHLEN];
|
|
char savestate_name[MAXPATHLEN];
|
|
char xml_name[MAXPATHLEN];
|
|
|
|
bool ups_pref;
|
|
bool bps_pref;
|
|
char ups_name[MAXPATHLEN];
|
|
char bps_name[MAXPATHLEN];
|
|
|
|
unsigned state_slot;
|
|
|
|
struct
|
|
{
|
|
#ifdef HAVE_SRC
|
|
SRC_STATE *source;
|
|
#else
|
|
hermite_resampler_t *source;
|
|
#endif
|
|
|
|
float *data;
|
|
size_t data_ptr;
|
|
size_t chunk_size;
|
|
size_t nonblock_chunk_size;
|
|
size_t block_chunk_size;
|
|
|
|
bool use_float;
|
|
|
|
float *outsamples;
|
|
int16_t *conv_outsamples;
|
|
|
|
dylib_t dsp_lib;
|
|
const ssnes_dsp_plugin_t *dsp_plugin;
|
|
void *dsp_handle;
|
|
} audio_data;
|
|
|
|
struct
|
|
{
|
|
bool active;
|
|
uint32_t *buffer;
|
|
uint32_t *colormap;
|
|
unsigned pitch;
|
|
dylib_t lib;
|
|
unsigned scale;
|
|
|
|
void (*psize)(unsigned *width, unsigned *height);
|
|
void (*prender)(uint32_t *colormap, uint32_t *output, unsigned outpitch,
|
|
const uint16_t *input, unsigned pitch, unsigned width, unsigned height);
|
|
} filter;
|
|
|
|
msg_queue_t *msg_queue;
|
|
|
|
// Rewind support.
|
|
state_manager_t *state_manager;
|
|
void *state_buf;
|
|
bool frame_is_reverse;
|
|
|
|
// Movie record support
|
|
bsv_movie_t *bsv_movie;
|
|
char bsv_movie_path[MAXPATHLEN];
|
|
bool bsv_movie_end;
|
|
bool bsv_movie_playback;
|
|
|
|
// Pausing support
|
|
bool is_paused;
|
|
|
|
// Autosave support.
|
|
autosave_t *autosave[2];
|
|
|
|
// Netplay.
|
|
netplay_t *netplay;
|
|
char netplay_server[MAXPATHLEN];
|
|
bool netplay_enable;
|
|
bool netplay_is_client;
|
|
unsigned netplay_sync_frames;
|
|
uint16_t netplay_port;
|
|
|
|
// FFmpeg record.
|
|
#ifdef HAVE_FFMPEG
|
|
ffemu_t *rec;
|
|
char record_path[MAXPATHLEN];
|
|
bool recording;
|
|
unsigned record_width;
|
|
unsigned record_height;
|
|
#endif
|
|
|
|
char title_buf[64];
|
|
|
|
struct
|
|
{
|
|
char** elems;
|
|
size_t size;
|
|
size_t ptr;
|
|
} shader_dir;
|
|
|
|
char sha256[64 + 1];
|
|
|
|
bool do_screenshot;
|
|
|
|
#ifdef HAVE_XML
|
|
cheat_manager_t *cheat;
|
|
#endif
|
|
};
|
|
|
|
void parse_config(void);
|
|
|
|
extern struct settings g_settings;
|
|
extern struct global g_extern;
|
|
|
|
#define SSNES_LOG(...) do { \
|
|
if (g_extern.verbose) \
|
|
fprintf(stderr, "SSNES: " __VA_ARGS__); \
|
|
fflush(stderr); \
|
|
} while(0)
|
|
|
|
#define SSNES_ERR(...) do { \
|
|
fprintf(stderr, "SSNES [ERROR] :: " __VA_ARGS__); \
|
|
fflush(stderr); \
|
|
} while(0)
|
|
|
|
#define SSNES_WARN(...) do { \
|
|
fprintf(stderr, "SSNES [WARN] :: " __VA_ARGS__); \
|
|
fflush(stderr); \
|
|
} while(0)
|
|
|
|
static inline uint32_t next_pow2(uint32_t v)
|
|
{
|
|
v--;
|
|
v |= v >> 1;
|
|
v |= v >> 2;
|
|
v |= v >> 4;
|
|
v |= v >> 8;
|
|
v |= v >> 16;
|
|
v++;
|
|
return v;
|
|
}
|
|
|
|
static inline uint8_t is_little_endian(void)
|
|
{
|
|
union
|
|
{
|
|
uint16_t x;
|
|
uint8_t y[2];
|
|
} u;
|
|
|
|
u.x = 1;
|
|
return u.y[0];
|
|
}
|
|
|
|
#endif
|
|
|
|
|