mirror of
https://github.com/libretro/beetle-psx-libretro.git
synced 2024-11-23 08:49:47 +00:00
337 lines
10 KiB
C++
337 lines
10 KiB
C++
#ifndef _GIT_H
|
|
#define _GIT_H
|
|
|
|
#include <string>
|
|
|
|
#include "video.h"
|
|
#include "state.h"
|
|
#include "settings-common.h"
|
|
|
|
#include "../libretro.h"
|
|
|
|
typedef struct
|
|
{
|
|
const char *extension;
|
|
const char *description;
|
|
} FileExtensionSpecStruct;
|
|
|
|
#include "file.h"
|
|
|
|
enum
|
|
{
|
|
MDFN_ROTATE0 = 0,
|
|
MDFN_ROTATE90,
|
|
MDFN_ROTATE180,
|
|
MDFN_ROTATE270
|
|
};
|
|
|
|
typedef enum
|
|
{
|
|
VIDSYS_NONE,
|
|
VIDSYS_PAL,
|
|
VIDSYS_PAL_M,
|
|
VIDSYS_NTSC,
|
|
VIDSYS_SECAM
|
|
} VideoSystems;
|
|
|
|
typedef enum
|
|
{
|
|
GMT_CART,
|
|
GMT_ARCADE,
|
|
GMT_DISK,
|
|
GMT_CDROM,
|
|
GMT_PLAYER
|
|
} GameMediumTypes;
|
|
|
|
typedef enum
|
|
{
|
|
IDIT_BUTTON,
|
|
IDIT_BUTTON_CAN_RAPID,
|
|
|
|
IDIT_X_AXIS,
|
|
IDIT_Y_AXIS,
|
|
IDIT_X_AXIS_REL,
|
|
IDIT_Y_AXIS_REL,
|
|
|
|
IDIT_BYTE_SPECIAL,
|
|
|
|
IDIT_BUTTON_ANALOG,
|
|
IDIT_RUMBLE
|
|
} InputDeviceInputType;
|
|
|
|
#define IDIT_BUTTON_ANALOG_FLAG_SQLR 0x00000001
|
|
|
|
typedef struct
|
|
{
|
|
const char *SettingName;
|
|
const char *Name;
|
|
const int ConfigOrder;
|
|
const InputDeviceInputType Type;
|
|
const char *ExcludeName;
|
|
const char *RotateName[3];
|
|
unsigned Flags;
|
|
} InputDeviceInputInfoStruct;
|
|
|
|
typedef struct
|
|
{
|
|
const char *ShortName;
|
|
const char *FullName;
|
|
const char *Description;
|
|
|
|
const void *PortExpanderDeviceInfo;
|
|
int NumInputs;
|
|
const InputDeviceInputInfoStruct *IDII;
|
|
} InputDeviceInfoStruct;
|
|
|
|
typedef struct
|
|
{
|
|
const char *ShortName;
|
|
const char *FullName;
|
|
int NumTypes;
|
|
InputDeviceInfoStruct *DeviceInfo;
|
|
const char *DefaultDevice;
|
|
} InputPortInfoStruct;
|
|
|
|
typedef struct
|
|
{
|
|
int InputPorts;
|
|
const InputPortInfoStruct *Types;
|
|
} InputInfoStruct;
|
|
|
|
struct MemoryPatch;
|
|
|
|
struct CheatFormatStruct
|
|
{
|
|
const char *FullName;
|
|
const char *Description;
|
|
|
|
bool (*DecodeCheat)(const std::string& cheat_string, MemoryPatch* patch);
|
|
};
|
|
|
|
struct CheatFormatInfoStruct
|
|
{
|
|
unsigned NumFormats;
|
|
|
|
CheatFormatStruct *Formats;
|
|
};
|
|
|
|
enum
|
|
{
|
|
MDFN_MSC_RESET = 0x01,
|
|
MDFN_MSC_POWER = 0x02,
|
|
|
|
MDFN_MSC_INSERT_COIN = 0x07,
|
|
|
|
MDFN_MSC_TOGGLE_DIP0 = 0x10,
|
|
MDFN_MSC_TOGGLE_DIP1,
|
|
MDFN_MSC_TOGGLE_DIP2,
|
|
MDFN_MSC_TOGGLE_DIP3,
|
|
MDFN_MSC_TOGGLE_DIP4,
|
|
MDFN_MSC_TOGGLE_DIP5,
|
|
MDFN_MSC_TOGGLE_DIP6,
|
|
MDFN_MSC_TOGGLE_DIP7,
|
|
MDFN_MSC_TOGGLE_DIP8,
|
|
MDFN_MSC_TOGGLE_DIP9,
|
|
MDFN_MSC_TOGGLE_DIP10,
|
|
MDFN_MSC_TOGGLE_DIP11,
|
|
MDFN_MSC_TOGGLE_DIP12,
|
|
MDFN_MSC_TOGGLE_DIP13,
|
|
MDFN_MSC_TOGGLE_DIP14,
|
|
MDFN_MSC_TOGGLE_DIP15,
|
|
|
|
|
|
// n of DISKn translates to is emulation module specific.
|
|
MDFN_MSC_INSERT_DISK0 = 0x20,
|
|
MDFN_MSC_INSERT_DISK1,
|
|
MDFN_MSC_INSERT_DISK2,
|
|
MDFN_MSC_INSERT_DISK3,
|
|
MDFN_MSC_INSERT_DISK4,
|
|
MDFN_MSC_INSERT_DISK5,
|
|
MDFN_MSC_INSERT_DISK6,
|
|
MDFN_MSC_INSERT_DISK7,
|
|
MDFN_MSC_INSERT_DISK8,
|
|
MDFN_MSC_INSERT_DISK9,
|
|
MDFN_MSC_INSERT_DISK10,
|
|
MDFN_MSC_INSERT_DISK11,
|
|
MDFN_MSC_INSERT_DISK12,
|
|
MDFN_MSC_INSERT_DISK13,
|
|
MDFN_MSC_INSERT_DISK14,
|
|
MDFN_MSC_INSERT_DISK15,
|
|
|
|
MDFN_MSC_INSERT_DISK = 0x30,
|
|
MDFN_MSC_EJECT_DISK = 0x31,
|
|
|
|
MDFN_MSC_SELECT_DISK = 0x32,
|
|
|
|
MDFN_MSC__LAST = 0x3F
|
|
};
|
|
|
|
typedef struct
|
|
{
|
|
// Pitch(32-bit) must be equal to width and >= the "fb_width" specified in the MDFNGI struct for the emulated system.
|
|
// Height must be >= to the "fb_height" specified in the MDFNGI struct for the emulated system.
|
|
// The framebuffer pointed to by surface->pixels is written to by the system emulation code.
|
|
MDFN_Surface *surface;
|
|
|
|
// Will be set to TRUE if the video pixel format has changed since the last call to Emulate(), FALSE otherwise.
|
|
// Will be set to TRUE on the first call to the Emulate() function/method
|
|
bool VideoFormatChanged;
|
|
|
|
// Set by the system emulation code every frame, to denote the horizontal and vertical offsets of the image, and the size
|
|
// of the image. If the emulated system sets the elements of LineWidths, then the horizontal offset(x) and width(w) of this structure
|
|
// are ignored while drawing the image.
|
|
MDFN_Rect DisplayRect;
|
|
|
|
// Pointer to an array of MDFN_Rect, number of elements = fb_height, set by the driver code. Individual MDFN_Rect structs written
|
|
// to by system emulation code. If the emulated system doesn't support multiple screen widths per frame, or if you handle
|
|
// such a situation by outputting at a constant width-per-frame that is the least-common-multiple of the screen widths, then
|
|
// you can ignore this. If you do wish to use this, you must set all elements every frame.
|
|
int32_t *LineWidths;
|
|
|
|
// TODO
|
|
bool *IsFMV;
|
|
|
|
// Set(optionally) by emulation code. If InterlaceOn is true, then assume field height is 1/2 DisplayRect.h, and
|
|
// only every other line in surface (with the start line defined by InterlacedField) has valid data
|
|
// (it's up to internal Mednafen code to deinterlace it).
|
|
bool InterlaceOn;
|
|
bool InterlaceField;
|
|
|
|
// Skip rendering this frame if true. Set by the driver code.
|
|
int skip;
|
|
|
|
//
|
|
// If sound is disabled, the driver code must set SoundRate to false, SoundBuf to NULL, SoundBufMaxSize to 0.
|
|
|
|
// Will be set to TRUE if the sound format(only rate for now, at least) has changed since the last call to Emulate(), FALSE otherwise.
|
|
// Will be set to TRUE on the first call to the Emulate() function/method
|
|
bool SoundFormatChanged;
|
|
|
|
// Sound rate. Set by driver side.
|
|
double SoundRate;
|
|
|
|
// Pointer to sound buffer, set by the driver code, that the emulation code should render sound to.
|
|
// Guaranteed to be at least 500ms in length, but emulation code really shouldn't exceed 40ms or so. Additionally, if emulation code
|
|
// generates >= 100ms,
|
|
// DEPRECATED: Emulation code may set this pointer to a sound buffer internal to the emulation module.
|
|
int16_t *SoundBuf;
|
|
|
|
// Maximum size of the sound buffer, in frames. Set by the driver code.
|
|
int32_t SoundBufMaxSize;
|
|
|
|
// Number of frames currently in internal sound buffer. Set by the system emulation code, to be read by the driver code.
|
|
int32_t SoundBufSize;
|
|
int32_t SoundBufSizeALMS; // SoundBufSize value at last MidSync(), 0
|
|
// if mid sync isn't implemented for the emulation module in use.
|
|
|
|
// Number of cycles that this frame consumed, using MDFNGI::MasterClock as a time base.
|
|
// Set by emulation code.
|
|
int64_t MasterCycles;
|
|
int64_t MasterCyclesALMS; // MasterCycles value at last MidSync(), 0
|
|
// if mid sync isn't implemented for the emulation module in use.
|
|
|
|
// Current sound volume(0.000...<=volume<=1.000...). If, after calling Emulate(), it is still != 1, Mednafen will handle it internally.
|
|
// Emulation modules can handle volume themselves if they like, for speed reasons. If they do, afterwards, they should set its value to 1.
|
|
double SoundVolume;
|
|
|
|
// Current sound speed multiplier. Set by the driver code. If, after calling Emulate(), it is still != 1, Mednafen will handle it internally
|
|
// by resampling the audio. This means that emulation modules can handle(and set the value to 1 after handling it) it if they want to get the most
|
|
// performance possible. HOWEVER, emulation modules must make sure the value is in a range(with minimum and maximum) that their code can handle
|
|
// before they try to handle it.
|
|
double soundmultiplier;
|
|
|
|
// True if we want to rewind one frame. Set by the driver code.
|
|
bool NeedRewind;
|
|
|
|
// Sound reversal during state rewinding is normally done in mednafen.cpp, but
|
|
// individual system emulation code can also do it if this is set, and clear it after it's done.
|
|
// (Also, the driver code shouldn't touch this variable)
|
|
bool NeedSoundReverse;
|
|
|
|
} EmulateSpecStruct;
|
|
|
|
typedef enum
|
|
{
|
|
MODPRIO_INTERNAL_EXTRA_LOW = 0, // For "cdplay" module, mostly.
|
|
|
|
MODPRIO_INTERNAL_LOW = 10,
|
|
MODPRIO_EXTERNAL_LOW = 20,
|
|
MODPRIO_INTERNAL_HIGH = 30,
|
|
MODPRIO_EXTERNAL_HIGH = 40
|
|
} ModPrio;
|
|
|
|
class CDIF;
|
|
|
|
// Time base for EmulateSpecStruct::MasterCycles
|
|
#define MDFN_MASTERCLOCK_FIXED(n) ((int64_t)((double)(n) * (INT64_C(1) << 32)))
|
|
|
|
typedef struct
|
|
{
|
|
const MDFNSetting *Settings;
|
|
|
|
int64_t MasterClock;
|
|
|
|
uint32_t fps; // frames per second * 65536 * 256, truncated
|
|
|
|
// multires is a hint that, if set, indicates that the system has fairly programmable video modes(particularly, the ability
|
|
// to display multiple horizontal resolutions, such as the PCE, PC-FX, or Genesis). In practice, it will cause the driver
|
|
// code to set the linear interpolation on by default.
|
|
//
|
|
// lcm_width and lcm_height are the least common multiples of all possible
|
|
// resolutions in the frame buffer as specified by DisplayRect/LineWidths(Ex for PCE: widths of 256, 341.333333, 512,
|
|
// lcm = 1024)
|
|
//
|
|
// nominal_width and nominal_height specify the resolution that Mednafen should display
|
|
// the framebuffer image in at 1x scaling, scaled from the dimensions of DisplayRect, and optionally the LineWidths array
|
|
// passed through espec to the Emulate() function.
|
|
//
|
|
bool multires;
|
|
|
|
int lcm_width;
|
|
int lcm_height;
|
|
|
|
void *dummy_separator; //
|
|
|
|
int nominal_width;
|
|
int nominal_height;
|
|
|
|
int fb_width; // Width of the framebuffer(not necessarily width of the image). MDFN_Surface width should be >= this.
|
|
int fb_height; // Height of the framebuffer passed to the Emulate() function(not necessarily height of the image)
|
|
|
|
int soundchan; // Number of output sound channels.
|
|
|
|
|
|
int rotated;
|
|
|
|
uint8_t MD5[16];
|
|
uint8_t GameSetMD5[16]; /* A unique ID for the game set this CD belongs to, only used in PC-FX emulation. */
|
|
bool GameSetMD5Valid; /* True if GameSetMD5 is valid. */
|
|
|
|
uint8_t StateMD5[16]; // ID to use in save state naming and netplay session IDs, if
|
|
bool StateMD5Valid; // StateMD5Valid is true(useful for systems with multiple BIOS revisions, e.g. PS1).
|
|
|
|
int soundrate; /* For Ogg Vorbis expansion sound wacky support. 0 for default. */
|
|
|
|
VideoSystems VideoSystem;
|
|
GameMediumTypes GameType;
|
|
|
|
//int DiskLogicalCount; // A single double-sided disk would be 2 here.
|
|
//const char *DiskNames; // Null-terminated.
|
|
|
|
const char *cspecial; /* Special cart expansion: DIP switches, barcode reader, etc. */
|
|
|
|
std::vector<const char *>DesiredInput; // Desired input device for the input ports, NULL for don't care
|
|
|
|
// For mouse relative motion.
|
|
double mouse_sensitivity;
|
|
|
|
|
|
// For absolute coordinates(IDIT_X_AXIS and IDIT_Y_AXIS), usually mapped to a mouse(hence the naming).
|
|
float mouse_scale_x, mouse_scale_y;
|
|
float mouse_offs_x, mouse_offs_y;
|
|
} MDFNGI;
|
|
|
|
extern retro_log_printf_t log_cb;
|
|
|
|
#endif
|