/********************************************************************************** Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. (c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com), Jerremy Koot (jkoot@snes9x.com) (c) Copyright 2002 - 2004 Matthew Kendora (c) Copyright 2002 - 2005 Peter Bortas (peter@bortas.org) (c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/) (c) Copyright 2001 - 2006 John Weidman (jweidman@slip.net) (c) Copyright 2002 - 2006 funkyass (funkyass@spam.shaw.ca), Kris Bleakley (codeviolation@hotmail.com) (c) Copyright 2002 - 2007 Brad Jorsch (anomie@users.sourceforge.net), Nach (n-a-c-h@users.sourceforge.net), zones (kasumitokoduck@yahoo.com) (c) Copyright 2006 - 2007 nitsuja BS-X C emulator code (c) Copyright 2005 - 2006 Dreamer Nom, zones C4 x86 assembler and some C emulation code (c) Copyright 2000 - 2003 _Demo_ (_demo_@zsnes.com), Nach, zsKnight (zsknight@zsnes.com) C4 C++ code (c) Copyright 2003 - 2006 Brad Jorsch, Nach DSP-1 emulator code (c) Copyright 1998 - 2006 _Demo_, Andreas Naive (andreasnaive@gmail.com) Gary Henderson, Ivar (ivar@snes9x.com), John Weidman, Kris Bleakley, Matthew Kendora, Nach, neviksti (neviksti@hotmail.com) DSP-2 emulator code (c) Copyright 2003 John Weidman, Kris Bleakley, Lord Nightmare (lord_nightmare@users.sourceforge.net), Matthew Kendora, neviksti DSP-3 emulator code (c) Copyright 2003 - 2006 John Weidman, Kris Bleakley, Lancer, z80 gaiden DSP-4 emulator code (c) Copyright 2004 - 2006 Dreamer Nom, John Weidman, Kris Bleakley, Nach, z80 gaiden OBC1 emulator code (c) Copyright 2001 - 2004 zsKnight, pagefault (pagefault@zsnes.com), Kris Bleakley, Ported from x86 assembler to C by sanmaiwashi SPC7110 and RTC C++ emulator code (c) Copyright 2002 Matthew Kendora with research by zsKnight, John Weidman, Dark Force S-DD1 C emulator code (c) Copyright 2003 Brad Jorsch with research by Andreas Naive, John Weidman S-RTC C emulator code (c) Copyright 2001-2006 byuu, John Weidman ST010 C++ emulator code (c) Copyright 2003 Feather, John Weidman, Kris Bleakley, Matthew Kendora Super FX x86 assembler emulator code (c) Copyright 1998 - 2003 _Demo_, pagefault, zsKnight, Super FX C emulator code (c) Copyright 1997 - 1999 Ivar, Gary Henderson, John Weidman Sound DSP emulator code is derived from SNEeSe and OpenSPC: (c) Copyright 1998 - 2003 Brad Martin (c) Copyright 1998 - 2006 Charles Bilyue' SH assembler code partly based on x86 assembler code (c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se) 2xSaI filter (c) Copyright 1999 - 2001 Derek Liauw Kie Fa HQ2x, HQ3x, HQ4x filters (c) Copyright 2003 Maxim Stepin (maxim@hiend3d.com) Win32 GUI code (c) Copyright 2003 - 2006 blip, funkyass, Matthew Kendora, Nach, nitsuja Mac OS GUI code (c) Copyright 1998 - 2001 John Stiles (c) Copyright 2001 - 2007 zones Specific ports contains the works of other authors. See headers in individual files. Snes9x homepage: http://www.snes9x.com Permission to use, copy, modify and/or distribute Snes9x in both binary and source form, for non-commercial purposes, is hereby granted without fee, providing that this license information and copyright notice appear with all copies and any derived work. This software is provided 'as-is', without any express or implied warranty. In no event shall the authors be held liable for any damages arising from the use of this software or it's derivatives. Snes9x is freeware for PERSONAL USE only. Commercial users should seek permission of the copyright holders first. Commercial use includes, but is not limited to, charging money for Snes9x or software derived from Snes9x, including Snes9x or derivatives in commercial game bundles, and/or using Snes9x as a promotion for your commercial product. The copyright holders request that bug fixes and improvements to the code should be forwarded to them so everyone can benefit from the modifications in future versions. Super NES and Super Nintendo Entertainment System are trademarks of Nintendo Co., Limited and its subsidiary companies. **********************************************************************************/ /* XF86 code (xf86.cpp, this file) (c) Copyright 1998 Maciej Babinski, use restricted to above terms. Question/comments regarding this file only: maciej@imsa.edu */ #if defined(__linux) || defined(__FreeBSD__) //#define USE_XF86VIDMODE #ifdef __linux #include #endif #include #include #include #ifdef __linux #include #endif #include #include #include #include #include #include #include #include #include "snes9x.h" #include "memmap.h" #include "debug.h" #include "ppu.h" #include "snapshot.h" #include "gfx.h" #include "display.h" #include "apu.h" #include #include #include #include #include "snes9x.h" #include "memmap.h" #include "debug.h" #include "ppu.h" #include "snapshot.h" #include "gfx.h" #include "display.h" #include "apu.h" #include #include #include #include #ifdef USE_XF86VIDMODE /* GH: Added to allow to be compiled using C++ compiler */ #if defined (__cplusplus) || defined (c_plusplus) #define private c_private #endif # include static XF86VidModeModeInfo *orig_mode = NULL; static XF86VidModeModeInfo *mod320x240 = NULL; bool cmpModeInfo (XF86VidModeModeInfo, XF86VidModeModeInfo); XF86VidModeModeInfo *ModeLine2ModeInfo (XF86VidModeModeLine, int); #endif void quit (int sig) { printf ("Received signal %d, quitting\n", sig); S9xExit (); } struct vidinfo { int bitdepth; int screendepth; int width; int height; int banksize; int memsize; char *vidMemBegin; char *scrnBegin; }; struct vidinfo ourvideo; static Display *ourdisp = NULL; /* These three vars are "constants" for a particular display, who's value we calculate in S9xInitDisplay, so that we don't have to do it on the fly in S9xPutImage. mEtoE = distance between end of once line of image and beginning of next one (units differ between bit-depths). */ static int mWide, mHigh, mEtoE; static Colormap cmap; static XColor colors[256]; static int ourscreen; static bool is_graphics=FALSE; static Window inputwin; static Window rootWindow; static int is32or24 = 32; extern int joypads[5]; void S9xInitDisplay (int argc, char **argv) { Screen *scrn; XSetWindowAttributes xattr; signal (SIGINT, quit); signal (SIGTERM, quit); if ((ourdisp = XOpenDisplay(NULL)) == NULL) { printf ("Can't connect to X server!\n"); S9xExit (); } ourscreen = DefaultScreen (ourdisp); scrn = DefaultScreenOfDisplay (ourdisp); ourvideo.bitdepth = DefaultDepth (ourdisp, ourscreen); ourvideo.screendepth = ourvideo.bitdepth / 8; rootWindow = RootWindowOfScreen (scrn); xattr.override_redirect = True; inputwin = XCreateWindow (ourdisp, RootWindowOfScreen(scrn), 10, 10, 100, 100, 0, 0, InputOutput, DefaultVisualOfScreen(scrn), CWOverrideRedirect, &xattr); XMapWindow (ourdisp, inputwin); ourvideo.height = HeightOfScreen (scrn); switch (ourvideo.bitdepth) { case 8: Settings.SixteenBit = FALSE; Settings.Transparency = FALSE; cmap = XCreateColormap (ourdisp, rootWindow, DefaultVisualOfScreen (scrn), AllocAll); XSetWindowColormap (ourdisp, inputwin, cmap); for (int i=0; i<256; i++) { colors[i].pixel = i; colors[i].flags = DoRed | DoGreen | DoBlue; } break; case 16: Settings.SixteenBit = TRUE; if (!Settings.ForceNoTransparency) Settings.Transparency = TRUE; break; case 24: if (is32or24 == 32) { ourvideo.bitdepth = 32; ourvideo.screendepth = 4; } Settings.SixteenBit = TRUE; if (!Settings.ForceNoTransparency) Settings.Transparency = TRUE; break; default: printf ("Color depth %d not supported!\n"); S9xExit (); break; } printf ("Found %d bit display\n", ourvideo.bitdepth); XFree(scrn); XF86DGAGetVideo (ourdisp, ourscreen, &(ourvideo.vidMemBegin), &(ourvideo.width), &(ourvideo.banksize), &(ourvideo.memsize)); #ifdef USE_XF86VIDMODE { XF86VidModeModeInfo **all_modes; int mode_count; XF86VidModeModeLine mod_tmp; int dotclock_tmp; int x; XF86VidModeGetModeLine (ourdisp, ourscreen, &dotclock_tmp, &mod_tmp); orig_mode = ModeLine2ModeInfo (mod_tmp, dotclock_tmp); if (orig_mode->hdisplay == 320 && orig_mode->vdisplay == 240) { mod320x240 = orig_mode; } else { XF86VidModeGetAllModeLines (ourdisp,ourscreen, &mode_count, &all_modes); for (x = 0; x < mode_count; x++) if (all_modes[x]->hdisplay == 320 && all_modes[x]->vdisplay == 240) { mod320x240 = (XF86VidModeModeInfo *) malloc ( sizeof(XF86VidModeModeInfo)); *mod320x240 = *(all_modes[x]); break; } else XFree (all_modes[x]->c_private); if (mod320x240 == NULL) { printf ("No 320x240 mode available!\n"); S9xExit (); } } XFree(all_modes); } #endif GFX.Pitch = IMAGE_WIDTH * (Settings.SixteenBit ? 2 : 1); GFX.Screen = (uint8 *) malloc (IMAGE_HEIGHT * GFX.Pitch); if (Settings.Transparency) GFX.SubScreen = (uint8 *) malloc (IMAGE_HEIGHT * GFX.Pitch); switch (ourvideo.bitdepth) { case 8: mWide = IMAGE_WIDTH / 4; mHigh = IMAGE_HEIGHT; mEtoE = (ourvideo.width - IMAGE_WIDTH) /4; break; case 16: mWide = IMAGE_WIDTH / 2; mHigh = IMAGE_HEIGHT; mEtoE = (ourvideo.width - IMAGE_WIDTH) / 2; break; case 24: mWide = IMAGE_WIDTH; mHigh = IMAGE_HEIGHT; mEtoE = (ourvideo.width - IMAGE_WIDTH) * 3; break; case 32: mWide = IMAGE_WIDTH; mHigh = IMAGE_HEIGHT; mEtoE = (ourvideo.width - IMAGE_WIDTH) * 4; default: break; } ourvideo.scrnBegin = ourvideo.vidMemBegin + (320 - IMAGE_WIDTH) * ourvideo.screendepth / 2 + ourvideo.width * ourvideo.screendepth * 8; } void S9xGraphicsMode () { if (is_graphics) return; XSelectInput (ourdisp, inputwin, KeyPressMask | KeyReleaseMask); XSetInputFocus (ourdisp, inputwin, RevertToNone, CurrentTime); XGrabKeyboard (ourdisp, inputwin, True, GrabModeAsync, GrabModeAsync, CurrentTime); XGrabPointer (ourdisp, inputwin, True, 0, GrabModeAsync, GrabModeAsync, inputwin, None, CurrentTime); XFlush(ourdisp); XAutoRepeatOff (ourdisp); #ifdef USE_XF86VIDMODE if (orig_mode != mod320x240) { XF86VidModeSwitchToMode (ourdisp,ourscreen, mod320x240); } XFlush (ourdisp); XF86VidModeSetViewPort (ourdisp, ourscreen, 0, 0); XFlush (ourdisp); #endif XF86DGADirectVideo (ourdisp, ourscreen, XF86DGADirectGraphics); memset ((void *) ourvideo.vidMemBegin, 0, ourvideo.width * 240 * ourvideo.screendepth); is_graphics = TRUE; XFlush (ourdisp); } void S9xTextMode () { if (!is_graphics) return; if (ourdisp == NULL) return; XF86DGADirectVideo (ourdisp, ourscreen, 0); #ifdef USE_XF86VIDMODE if (orig_mode != mod320x240) { XF86VidModeSwitchToMode (ourdisp, ourscreen, orig_mode); } #endif XAutoRepeatOn (ourdisp); XUngrabKeyboard (ourdisp, CurrentTime); XUngrabPointer (ourdisp, CurrentTime); XSelectInput (ourdisp, inputwin, 0); XSync (ourdisp, True); is_graphics = FALSE; } void S9xDeinitDisplay () { S9xTextMode (); if (ourdisp == NULL) return; XDestroyWindow (ourdisp, inputwin); free (GFX.Screen); free (GFX.SubScreen); #ifdef USE_XF86VIDMODE free (orig_mode); free (mod320x240); if (orig_mode->privsize) XFree (orig_mode->c_private); if (mod320x240->privsize) XFree (orig_mode->c_private); #endif XFree (ourdisp); } void S9xSetPalette () { int Brightness; if (ourvideo.bitdepth != 8) return; Brightness = IPPU.MaxBrightness *138; for (int i = 0; i < 256; i++) { colors[i].red = ((PPU.CGDATA[i] >> 0) & 0x1F) * Brightness; colors[i].green = ((PPU.CGDATA[i] >> 5) & 0x1F) * Brightness; colors[i].blue = ((PPU.CGDATA[i] >> 10) & 0x1F) * Brightness; } XStoreColors (ourdisp, cmap, colors, 256); XF86DGAInstallColormap (ourdisp, ourscreen, cmap); } #define RED(r) ((uint8) (((r >> 11) & 31) * 256 / 32)) #define GREEN(g) ((uint8) (((g >> 5) & 63) * 256 / 64)) #define BLUE(b) ((uint8) (((b & 31)) * 256 / 32)) void S9xPutImage (int width, int height) { register int x,y; switch (ourvideo.bitdepth) { case 8: case 16: { long int *p, *q; p = (long int *) GFX.Screen; q = (long int *) ourvideo.scrnBegin; for (y=0;y= 0) if (c == '\n') { S9xGraphicsMode (); Settings.Paused ^= 1; return; } } } while (block || XPending (ourdisp)) { XEvent event; XNextEvent (ourdisp, &event); block = FALSE; uint8 byte1 = 0; uint8 byte2 = 0; uint8 byte3 = 0; uint8 byte4 = 0; switch (event.type) { case KeyPress: case KeyRelease: { int key; switch (key = XKeycodeToKeysym (ourdisp, event.xkey.keycode, 0)) { case XK_k: case XK_Right: byte2 = 1; break; case XK_h: case XK_Left: byte2 = 2; break; case XK_j: case XK_n: case XK_Down: byte2 = 4; break; case XK_u: case XK_Up: byte2 = 8; break; case XK_Return: byte2 = 16; break; // Start case XK_space: byte2 = 32; break; // Select case XK_period: case XK_t: case XK_d: byte1 = 128; break; // A case XK_slash: case XK_y: case XK_c: byte2 = 128; break; // B case XK_m: case XK_e: case XK_s: byte1 = 64; break; // X case XK_comma: case XK_r: case XK_x: byte2 = 64; break; // Y case XK_v: case XK_q: case XK_a: byte1 = 32; break; // TL case XK_b: case XK_w: case XK_z: byte1 = 16; break; // TR case XK_KP_4: byte4 = 1; break; case XK_KP_6: byte4 = 2; break; case XK_KP_2: byte4 = 4; break; case XK_KP_8: byte4 = 8; break; case XK_KP_Enter: byte4 = 16; break; // Start case XK_KP_Add: byte4 = 32; break; // Select case XK_Prior: byte3 = 128; break; // A case XK_Next: byte4 = 128; break; // B case XK_Home: byte3 = 64; break; // X case XK_End: byte4 = 64; break; // Y case XK_Insert: byte3 = 32; break; // TL case XK_Delete: byte3 = 16; break; // TR case XK_Escape: S9xExit (); break; case XK_0: if (event.type == KeyPress) Settings.DisableHDMA = !Settings.DisableHDMA; break; case XK_1: if (event.type == KeyPress) Settings.BG_Forced ^= 1; break; case XK_2: if (event.type == KeyPress) Settings.BG_Forced ^= 2; break; case XK_3: if (event.type == KeyPress) Settings.BG_Forced ^= 4; break; case XK_4: if (event.type == KeyPress) Settings.BG_Forced ^= 8; break; case XK_5: if (event.type == KeyPress) Settings.BG_Forced ^= 16; break; case XK_6: if (event.type == KeyPress) Settings.SwapJoypads = !Settings.SwapJoypads; break; case XK_9: if (event.type == KeyPress) if (Settings.SixteenBit) Settings.Transparency = !Settings.Transparency; break; case XK_8: if (event.type == KeyPress) Settings.BGLayering = !Settings.BGLayering; break; case XK_7: if (event.type == KeyPress) S9xNextController (); break; case XK_minus: if (event.type == KeyPress) { if (Settings.SkipFrames <= 1) Settings.SkipFrames = AUTO_FRAMERATE; else if (Settings.SkipFrames != AUTO_FRAMERATE) Settings.SkipFrames--; } break; case XK_equal: case XK_plus: if (event.type == KeyPress) { if (Settings.SkipFrames == AUTO_FRAMERATE) Settings.SkipFrames = 1; else if (Settings.SkipFrames < 10) Settings.SkipFrames++; } break; case XK_BackSpace: if (event.type == KeyPress) { Settings.DisableGraphicWindows = !Settings.DisableGraphicWindows; } break; case XK_Scroll_Lock: case XK_Pause: case XK_Break: if (event.type == KeyPress) { if (Settings.Paused) S9xGraphicsMode (); else S9xTextMode (); Settings.Paused ^= 1; } break; /* case XK_Tab: if (event.type == KeyPress) superscope_turbo = !superscope_turbo; break; case XK_grave: superscope_pause = event.type == KeyPress; break; */ case XK_F1: #ifdef DEBUGGER if (event.type == KeyPress && (event.xkey.state & Mod1Mask)) { CPU.Flags |= DEBUG_MODE_FLAG; break; } #endif // Fall... case XK_F2: if (event.type == KeyPress && (event.xkey.state & Mod1Mask)) { S9xLoadSnapshot (S9xChooseFilename (TRUE)); break; } // Fall... case XK_F3: if (event.type == KeyPress && (event.xkey.state & Mod1Mask)) { Snapshot (S9xChooseFilename (FALSE)); break; } // Fall... case XK_F4: case XK_F5: case XK_F6: case XK_F7: case XK_F8: case XK_F9: case XK_F10: case XK_F11: case XK_F12: if (event.type == KeyPress) { if (!(event.xkey.state & (ShiftMask | Mod1Mask))) { if (key == XK_F11) { S9xLoadSnapshot (S9xChooseFilename (TRUE)); break; } else if (key == XK_F12) { Snapshot (S9xChooseFilename (FALSE)); break; } char def [PATH_MAX]; char filename [PATH_MAX]; char drive [_MAX_DRIVE]; char dir [_MAX_DIR]; char ext [_MAX_EXT]; _splitpath (Memory.ROMFilename, drive, dir, def, ext); sprintf (filename, "%s%s%s.%03d", S9xGetSnapshotDirectory (), SLASH_STR, def, key - XK_F1); S9xLoadSnapshot (filename); } else if (event.xkey.state & Mod1Mask) { if (key >= XK_F4) S9xToggleSoundChannel (key - XK_F4); } else { char def [PATH_MAX]; char filename [PATH_MAX]; char drive [_MAX_DRIVE]; char dir [_MAX_DIR]; char ext [_MAX_EXT]; _splitpath (Memory.ROMFilename, drive, dir, def, ext); sprintf (filename, "%s%s%s.%03d", S9xGetSnapshotDirectory (), SLASH_STR, def, key - XK_F1); Snapshot (filename); } } break; } if (event.type == KeyPress) { joypads [0] |= byte1; joypads [0] |= (byte2 << 8); joypads [1] |= byte3; joypads [1] |= (byte4 << 8); } else { joypads [0] &= ~byte1; joypads [0] &= ~(byte2 << 8); joypads [1] &= ~byte3; joypads [1] &= ~(byte4 << 8); } break; } #if 0 case ButtonPress: mouse_buttons = (event.xbutton.state | (1 << event.xbutton.button)) & 0x1f; break; case ButtonRelease: mouse_buttons = (event.xbutton.state & ~(1 << event.xbutton.button)) & 0x1f; break; #endif } } } #ifdef USE_XF86VIDMODE XF86VidModeModeInfo *ModeLine2ModeInfo (XF86VidModeModeLine modeline, int clock) { XF86VidModeModeInfo *tmp; tmp = (XF86VidModeModeInfo *) malloc (sizeof(XF86VidModeModeInfo)); tmp->dotclock = clock; tmp->hdisplay = modeline.hdisplay; tmp->hsyncstart = modeline.hsyncstart; tmp->hsyncend = modeline.hsyncend; tmp->htotal = modeline.htotal; tmp->vdisplay = modeline.vdisplay; tmp->vsyncstart = modeline.vsyncstart; tmp->vsyncend = modeline.vsyncend; tmp->vtotal = modeline.vtotal; tmp->flags = modeline.flags; tmp->c_private = modeline.c_private; return (tmp); } bool cmpModeInfo (XF86VidModeModeInfo a, XF86VidModeModeInfo b) { if (!memcmp ((void *) &a, (void *) &b, sizeof (XF86VidModeModeInfo))) return (TRUE); else return (FALSE); } #endif /* USE_XF86VIDMODE */ /* Scammed from x11.cpp */ int select (int n, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeval) { int ret = 0; if (readfds) { if (readfds->fds_bits [0]) { int i = ffs (readfds->fds_bits [0]) - 1; int arg = 0; if (ioctl (i, FIONREAD, &arg) == 0 && arg) ret = 1; } else readfds->fds_bits [0] = 0; } if (writefds && writefds->fds_bits [0]) ret = 1; return (ret); } #endif /* __linux */