New unified ZSNES loader which is actually mostly up to date. Todo: integrate it.

This commit is contained in:
n-a-c-h
2005-04-03 17:45:57 +00:00
parent 4638ba37d0
commit 0355949728

511
zsnes/src/zloader.c Normal file
View File

@@ -0,0 +1,511 @@
/*
Copyright (C) 1997-2005 ZSNES Team ( zsKnight, _Demo_, pagefault, Nach )
http://www.zsnes.com
http://sourceforge.net/projects/zsnes
This program 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 Foundation; either
version 2 of the License, or (at your option) any later
version.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifdef __LINUX__
#include "gblhdr.h"
#define DIR_SLASH '/'
#else
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define DIR_SLASH '\\'
#ifdef __WIN32__
#include <windows.h>
#endif
#endif
static void display_help()
{
puts("Usage : zsnes [-d,-f #, ... ] <filename.sfc>");
puts(" Eg : zsnes -s -r 2 game.sfc");
puts("");
puts(" -0 Disable Color 0 modification in 8-bit modes");
puts(" -1 #/-2 # Select Player 1/2 Input :");
puts(" 0 = None 1 = Keyboard 2 = Joystick 3 = Gamepad");
puts(" 4 = 4Button 5 = 6Button 6 = Sidewinder ");
puts(" -3 Enable triple buffering (disables vsync)");
puts(" -7 Disable SPC700 speedhack");
puts(" -8 Force 8-bit sound");
puts(" -9 Off by 1 line fix");
puts(" -c Enable full/wide screen (when available)");
puts(" -cc Enable small screen (when available)");
#ifdef __MSDOS__
puts(" -d Start with debugger enabled");
#endif
puts(" -dd Disable sound DSP emulation");
#ifdef __MSDOS__
puts(" -e Skip enter key press at the beginning");
#endif
puts(" -f # Enable fixed frame rate [0...9]");
getchar();
#ifdef __MSDOS__
puts(" -g # Specify gamma correction value [0...15]");
puts(" (Only works properly in 8-bit modes)");
#endif
puts(" -h Force HiROM");
puts(" -j Disable Mouse (Automatically turns off right mouse click)");
puts(" -k # Set Volume Level (0 .. 100)");
puts(" -l Force LoROM");
puts(" -m Disable GUI (Must specify ROM filename)");
puts(" -n # Enable scanlines (when available)");
puts(" Where # is: 1 = full, 2 = 25%, 3 = 50%");
puts(" -om Enable MMX support (when available)");
puts(" -p # Percentage of instructions to execute [50..120]");
puts(" -r # Set Sampling Sound Blaster Sampling Rate & Bit :");
puts(" 0 = 8000Hz 1 = 11025Hz 2 = 22050Hz 3 = 44100Hz");
puts(" 4 = 16000Hz 5 = 32000Hz 6 = 48000Hz");
puts(" -s Enable SPC700/DSP emulation (Sound)");
puts(" -sa Show all extensions in GUI (*.*)");
puts(" -sn Enable Snowy GUI Background");
puts(" -t Force NTSC timing");
puts(" -u Force PAL timing");
getchar();
puts(" -v # Select Video Mode :");
#ifdef __WIN32__
#define VIDEO_MODE_COUNT 32
puts(" 0 = 256x224 R WIN 1 = 256x224 R FULL");
puts(" 2 = 512x448 R WIN 3 = 512x448 DR WIN");
puts(" 4 = 640x480 S WIN 5 = 640x480 DS WIN");
puts(" 6 = 640x480 DR FULL 7 = 640x480 DS FULL");
puts(" 8 = 640x480 S FULL 9 = 768x672 R WIN");
puts(" 10 = 768x672 DR WIN 11 = 800x600 S WIN");
puts(" 12 = 800x600 DS WIN 13 = 800x600 S FULL");
puts(" 14 = 800x600 DR FULL 15 = 800x600 DS FULL");
puts(" 16 = 1024x768 S WIN 17 = 1024x768 DS WIN");
puts(" 18 = 1024x768 S FULL 19 = 1024x768 DR FULL");
puts(" 20 = 1024x768 DS FULL 21 = 1024x896 R WIN");
puts(" 22 = 1024x896 DR WIN 23 = 1280x960 S WIN");
puts(" 24 = 1280x960 DS WIN 25 = 1280x960 S FULL");
puts(" 26 = 1280x960 DR FULL 27 = 1280x960 DS FULL");
puts(" 28 = 1280x1024 S WIN 29 = 1280x1024 DS WIN");
puts(" 30 = 1280x1024 S FULL 31 = 1280x1024 DR FULL");
puts(" 32 = 1280x1024 DS FULL");
#endif
#ifdef __LINUX__
puts(" 0 = 256x224 R WIN 1 = 256x224 R FULL");
puts(" 2 = 512x448 DR WIN 3 = 640x480 DS FULL");
#ifndef __OPENGL__
#define VIDEO_MODE_COUNT 3
#else
#define VIDEO_MODE_COUNT 18
puts(" 4 = 256x224 OR WIN 5 = 512x448 ODR WIN");
puts(" 6 = 640x480 ODS FULL 7 = 640x480 ODS WIN");
puts(" 8 = 640x576 ODR WIN 9 = 768x672 ODR WIN");
puts(" 10 = 800x600 ODS FULL 11 = 800x600 ODS WIN");
puts(" 12 = 896x784 ODR WIN 13 = 1024x768 ODS FULL");
puts(" 14 = 1024x768 ODS WIN 15 = 1024x896 ODR WIN");
puts(" 16 = 1280x1024 ODS FULL 17 = 1600x1200 ODR FULL");
puts(" 18 = VARIABLE ODS WIN");
#endif
#endif
#ifdef __MSDOS__
#define VIDEO_MODE_COUNT 18
puts(" 0 = 256x224x8B (MODEQ) 1 = 256x240x8B (MODEQ)");
puts(" 2 = 256x256x8B (MODEQ) 3 = 320x224x8B (MODEX)");
puts(" 4 = 320x240x8B (MODEX) 5 = 320x256x8B (MODEX)");
puts(" 6 = 640x480x16B (VESA1) 7 = 320x240x8B (VESA2)");
puts(" 8 = 320x240x16B (VESA2) 9 = 320x480x8B (VESA2)");
puts(" 10 = 320x480x16B (VESA2) 11 = 512x384x8B (VESA2)");
puts(" 12 = 512x384x16B (VESA2) 13 = 640x400x8B (VESA2)");
puts(" 14 = 640x400x16B (VESA2) 15 = 640x480x8B (VESA2)");
puts(" 16 = 640x480x16B (VESA2) 17 = 800x600x8B (VESA2)");
puts(" 18 = 800x600x16B (VESA2)");
#endif
getchar();
puts(" -w Enable vsync (disables triple buffering)");
puts(" -y Enable Anti-Aliasing");
puts(" -z Disable Stereo Sound");
puts(" -zs # Auto load specified save state slot on startup ");
puts("");
puts(" File Formats Supported by GUI : SMC,SFC,SWC,FIG,MGD,UFO,BIN,");
puts(" 058,078,1,USA,EUR,JAP,ZIP,JMA");
puts("");
puts(" Microsoft-style options (/option) are also accepted");
exit(1);
}
static size_t zatoi(const char *str)
{
char *orig_str = str;
while (*str++)
{
if (!isdigit(*str)) { return(~0); }
}
return((size_t)atoi(orig_str));
}
static void handle_params(argc, argv)
{
int i;
#ifndef __MSDOS__
NetServer=0;
NetChatFirst=0;
NetQuitAfter=0;
if (argv[1][0] == '/' && strlen(argv[1]) == 6)
{
size_t i = 0, j = 0;
char *strp;
if (toupper(argv[1][1]) == 'T') UDPConfig=0;
if (toupper(argv[1][2]) == 'S') NetServer=1;
if (toupper(argv[1][2]) == 'C') NetServer=2;
if (toupper(argv[1][3]) == 'C') NetChatFirst=0;
if (toupper(argv[1][3]) == 'L') NetChatFirst=1;
if (toupper(argv[1][4]) == 'N') NetQuitAfter=0;
if (toupper(argv[1][4]) == 'Q') NetQuitAfter=1;
//Next should be # of connections
strp = &NetNewNick;
while (argv[2][i]!=0)
{
switch (argv[2][i])
{
case '_':
case '-':
case '^':
case '=':
case '+':
case '[':
case ']':
if ( j < 10)
{
strp[j] = argv[2][i];
j++;
}
break;
default:
if (((toupper(argv[2][i]) >= 'A') && (toupper(argv[2][i]) <= 'Z')) ||
((argv[2][i] >= '0') && (argv[2][i] <= '9')))
{
if (j < 10)
{
strp[j] = argv[2][i];
j++;
}
}
break;
}
i++;
}
strp[j] = 0;
strp = &NetFilename;
strncpy(strp, argv[3], 512);
strp[511] = 0;
if (NetServer == 2)
{
if (strptr < 4)
{
NetServer = 0;
}
else
{
CmdLineNetPlay = 1;
strp = &CmdLineTCPIPAddress;
strncpy(strp, argv[4], 28);
}
}
for (p = NetFilename+strlen(NetFilename)-1; (p > NetFilename) && (*p != DIR_SLASH); p--);
*p = 0;
chdir(NetFilename);
*p = DIR_SLASH;
}
#endif
for (i = 0; i < argc; i++)
{
#ifndef __LINUX__
if (argv[i][0] == '-' || argv[i][0] == '/')
#else
if (argv[i][0] == '-')
#endif
{
if (!argv[i][1]) //Nothing but a - or /
{
display_help();
}
else if (!argv[i][2]) //- followed by a single letter
{
switch (tolower(argv[i][1]))
{
case '0': //Palette 0 disable
Palette0 = 1;
break;
case '1': //Player 1 Input
i++;
if ((pl1contrl = zatoi(argv[i])) > 6)
{
puts("Player Input must be a value from 0 to 6!");
exit(1);
}
ConvertJoyMap1();
break;
case '2': //Player 2 Input
i++;
if ((pl2contrl = zatoi(argv[i])) > 6)
{
puts("Player Input must be a value from 0 to 6!");
exit(1);
}
ConvertJoyMap2();
break;
case '3': //Enable triple buffering
vsyncon = 0;
Triplebufen = 1;
break;
case '7': //SPC700 speed hack disable
SPC700sh = 1;
break;
case '8': //Force 8-bit sound
Force8b = 1;
break;
case '9': //Off by 1 line
OffBy1Line = 1;
break;
case 'c': //Enable full screen (when available)
ScreenScale = 1;
break;
case 'd': //Start with debugger enabled
debugger = 1;
debugdisble = 0;
break;
case 'e': //Skip enter key press at the beginning
enterpress = 1;
break;
case 'f': //Enable fixed frame rate
i++;
if ((frameskip = zatoi(argv[i])+1) > 10)
{
puts("Frame Skip must be a value of 0 to 9!");
exit(1);
}
break;
case 'g': //Specify gamma correction value
i++;
if ((gammalevel = zatoi(argv[i])) > 15)
{
puts("Gamma Correction Level must be a value of 0 to 15!");
exit(1);
}
break;
case 'h': //Force HiROM
forceromtype = 2;
break;
case 'j': //Disable Mouse
GUIClick = 0;
MouseDis = 1;
break;
case 'k': //Set Volume Level
i++;
if ((MusicRelVol = zatoi(argv[i])) > 100)
{
puts("Volume must be a value from 0 to 100!");
exit(1);
}
break;
case 'l': //Force LoROM
forceromtype = 1;
break;
case 'm': //Disables GUI
guioff = 1;
break;
case 'n': //Enable scanlines (when available)
i++;
if ((scanlines = zatoi(argv[i])) > 3)
{
puts("Scanlines must be a value 1 to 3!");
exit(1);
}
break;
case 'o': //Enable MMX support
MMXSupport = 0;
break;
case 'p': //Percentage of instructions to execute
per2exec = zatoi(argv[i]);
if (per2exec > 150 || per2exec < 50)
{
puts("Percentage of instructions to execute must be a value from 50 to 150!");
exit(1);
}
break;
case 'r': //Set sampling rate
i++;
if ((SoundQuality = zatoi(argv[i])) > 6)
{
puts("Sound Sampling Rate must be a value of 0 to 6!");
exit(1);
}
break;
case 's': //Enable SPC700/DSP emulation
spcon = 1;
soundon = 1;
break;
case 't': //Force NTSC
ForcePal = 1;
break;
case 'u': //Force Pal
ForcePal = 2;
break;
case 'v': //Select Video Mode
i++;
if ((cvidmode = zatoi(argv[i])) > VIDEO_MODE_COUNT)
{
puts("Invalid Video Mode!");
exit(1);
}
break;
case 'w': //Enable vsync
Triplebufen = 0;
vsyncon = 1;
break;
case 'y': //Enable anti-aliasing
antienab = 1;
break;
case 'z': //Disable stereo sound
StereoSound = 0;
break;
default:
display_help();
break;
}
else if (!argv[i][3]) //- followed by a two letters
{
if (tolower(argv[i][1]) == 'c' && tolower(argv[i][2]) == 'c') //Enable small screen
{
smallscreenon = 1;
}
else if (tolower(argv[i][1]) == 'd' && tolower(argv[i][2]) == 'd') //Disable sound DSP emulation
{
DSPDisable = 1;
}
else if (tolower(argv[i][1]) == 'o' && tolower(argv[i][2]) == 'm') //Enable MMX support
{
MMXSupport = 1;
}
else if (tolower(argv[i][1]) == 's' && tolower(argv[i][2]) == 'p') //Display sound information
{
DisplayS = 1;
}
else if (tolower(argv[i][1]) == 's' && tolower(argv[i][2]) == 'a') //Show all extensions in GUI
{
showallext = 1;
}
else if (tolower(argv[i][1]) == 's' && tolower(argv[i][2]) == 'n') //Enable Snowy GUI Background
{
SnowOn = 1;
}
else if (tolower(argv[i][1]) == 'v' && argv[i][2] == '8') //V8 Mode
{
V8Mode = 1;
}
else if (tolower(argv[i][1]) == 'z' && argv[i][2] == 's') //Autoload save state
{
i++;
if ((autoloadstate = zatoi(argv[i])+1) > 10)
{
puts("State load position must be a value of 0 to 9!");
exit(1);
}
}
default:
display_help();
break;
}
else //- followed by more than 2 letters
{
display_help();
}
}
}
else //Param with no - or / prefix
{
char *fvar = &fname;
fvar[0] = strlen(argv[p]);
strncpy(&fvar[1],argv[p],127);
break;
}
}
}
#ifdef __WIN32__
extern HINSTANCE hInst;
int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR szCmdLine, int iCmdShow)
{
handle_params(__argc, __argv);
hInst=hInstance;
ImportDirectX();
zstart();
return(0);
}
#else
int main(int argc, const char **argv)
{
handle_params(argc, argv);
makeextension();
zstart();
return(0);
}
#endif