restore some hw regs on exit to startup values
[libpicofe.git] / common / emu.h
... / ...
CommitLineData
1// (c) Copyright 2006-2007 notaz, All rights reserved.
2// Free for non-commercial use.
3
4// For commercial use, separate licencing terms must be obtained.
5
6#include "port_config.h"
7
8#ifdef __cplusplus
9extern "C" {
10#endif
11
12extern void *g_screen_ptr;
13
14#if SCREEN_SIZE_FIXED
15#define g_screen_width SCREEN_WIDTH
16#define g_screen_height SCREEN_HEIGHT
17#else
18extern int g_screen_width;
19extern int g_screen_height;
20#endif
21
22
23#define EOPT_USE_SRAM (1<<0)
24#define EOPT_SHOW_FPS (1<<1)
25#define EOPT_EN_SOUND (1<<2)
26#define EOPT_GZIP_SAVES (1<<3)
27#define EOPT_MMUHACK (1<<4)
28#define EOPT_NO_AUTOSVCFG (1<<5)
29#define EOPT_16BPP (1<<7)
30#define EOPT_RAM_TIMINGS (1<<8)
31#define EOPT_CONFIRM_SAVE (1<<9)
32#define EOPT_EN_CD_LEDS (1<<10)
33#define EOPT_CONFIRM_LOAD (1<<11)
34#define EOPT_A_SN_GAMMA (1<<12)
35#define EOPT_PSYNC (1<<13)
36
37enum {
38 EOPT_SCALE_NONE = 0,
39 EOPT_SCALE_SW_H,
40 EOPT_SCALE_HW_H,
41 EOPT_SCALE_HW_HV,
42};
43
44typedef struct _currentConfig_t {
45 // char lastRomFile[512];
46 int EmuOpt; // LSb->MSb: use_sram, show_fps, enable_sound, gzip_saves,
47 // mmuhack, no_save_cfg_on_exit, <unused>, 16_bit_mode
48 // craigix_ram, confirm_save, show_cd_leds, confirm_load
49 // A_SNs_gamma, perfect_vsync, giz_scanlines, giz_dblbuff
50 // vsync_mode, show_clock, no_frame_limitter
51 int s_PicoOpt; // for old cfg files only
52 int s_PsndRate;
53 int s_PicoRegion;
54 int s_PicoAutoRgnOrder;
55 int s_PicoCDBuffers;
56 int Frameskip;
57 int CPUclock;
58 int volume;
59 int gamma;
60 int scaling; // gp2x: 0=center, 1=hscale, 2=hvscale, 3=hsoftscale; psp: bilinear filtering
61 int rotation; // for UIQ
62 float scale; // psp: screen scale
63 float hscale32, hscale40; // psp: horizontal scale
64 int gamma2; // psp: black level
65 int turbo_rate;
66} currentConfig_t;
67
68extern currentConfig_t currentConfig, defaultConfig;
69extern char *PicoConfigFile;
70extern int rom_loaded;
71extern int state_slot;
72extern int config_slot, config_slot_current;
73extern unsigned char *movie_data;
74extern int pico_inp_mode;
75
76extern char rom_fname_reload[512]; // ROM to try loading on next PGS_ReloadRom
77extern char rom_fname_loaded[512]; // currently loaded ROM filename
78
79// engine states
80extern int engineState;
81enum TPicoGameState {
82 PGS_Paused = 1,
83 PGS_Running,
84 PGS_Quit,
85 PGS_KeyConfig,
86 PGS_ReloadRom,
87 PGS_Menu,
88 PGS_RestartRun,
89 PGS_Suspending, /* PSP */
90 PGS_SuspendWake, /* PSP */
91};
92
93
94int emu_ReloadRom(char *rom_fname);
95int emu_SaveLoadGame(int load, int sram);
96
97int emu_ReadConfig(int game, int no_defaults);
98int emu_WriteConfig(int game);
99void emu_packConfig(void);
100void emu_unpackConfig(void);
101void emu_writelrom(void);
102
103char *emu_GetSaveFName(int load, int is_sram, int slot);
104int emu_checkSaveFile(int slot);
105void emu_setSaveStateCbs(int gz);
106
107void emu_update_input(void);
108int emu_findBios(int region, char **bios_file);
109void emu_textOut8 (int x, int y, const char *text);
110void emu_textOut16(int x, int y, const char *text);
111char *emu_makeRomId(void);
112void emu_getGameName(char *str150);
113void emu_changeFastForward(int set_on);
114void emu_RunEventsPico(unsigned int events);
115void emu_shutdownMCD(void);
116int emu_cdCheck(int *pregion, char *fname_in);
117
118#ifdef __cplusplus
119} // extern "C"
120#endif
121