mirror of
https://github.com/dborth/fceugx.git
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158 lines
3.2 KiB
C++
158 lines
3.2 KiB
C++
/****************************************************************************
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* FCE Ultra 0.98.12
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* Nintendo Wii/Gamecube Port
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*
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* Tantric 2008-2009
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*
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* fceload.c
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*
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* NES Memory Load Game
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*
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* This performs the functions of LoadGame and iNESLoad from a single module
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* Helper function for GameCube injected ROMS
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****************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <malloc.h>
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#include "fceugx.h"
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#include "gcaudio.h"
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#include "fceusupport.h"
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#include "pad.h"
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#include "menu.h"
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#include "fileop.h"
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#include "filebrowser.h"
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bool romLoaded = false;
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#define SAMPLERATE 48000
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int GCMemROM(int method, int size)
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{
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ResetGameLoaded();
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CloseGame();
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GameInfo = new FCEUGI();
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memset(GameInfo, 0, sizeof(FCEUGI));
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GameInfo->filename = strdup(romFilename);
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GameInfo->archiveCount = 0;
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/*** Set some default values ***/
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GameInfo->soundchan = 1;
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GameInfo->soundrate = SAMPLERATE;
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GameInfo->name=0;
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GameInfo->type=GIT_CART;
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GameInfo->vidsys=GIV_USER;
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GameInfo->input[0]=GameInfo->input[1]=SI_UNSET;
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GameInfo->inputfc=SIFC_UNSET;
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GameInfo->cspecial=SIS_NONE;
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/*** Set internal sound information ***/
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FCEUI_Sound(SAMPLERATE);
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FCEUI_SetSoundVolume(100); // 0-100
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FCEUI_SetLowPass(0);
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FCEUFILE * fceufp = new FCEUFILE();
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fceufp->size = size;
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fceufp->filename = romFilename;
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memorystream * fceumem;
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romLoaded = false;
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// for some reason FCEU_fseek(fp,0,SEEK_SET); fails, so we will do this
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fceumem = new memorystream((char *) nesrom, size);
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fceufp->stream = fceumem;
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romLoaded = iNESLoad(romFilename, fceufp, 1);
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if(!romLoaded)
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{
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delete fceumem;
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fceumem = new memorystream((char *) nesrom, size);
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fceufp->stream = fceumem;
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romLoaded = UNIFLoad(romFilename, fceufp);
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}
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if(!romLoaded)
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{
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delete fceumem;
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fceumem = new memorystream((char *) nesrom, size);
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fceufp->stream = fceumem;
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romLoaded = NSFLoad(fceufp);
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}
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if(!romLoaded)
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{
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// read FDS BIOS into FDSBIOS - should be 8192 bytes
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if (FDSBIOS[1] == 0)
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{
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int biosSize = 0;
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char * tmpbuffer = (char *) memalign(32, 64 * 1024);
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char filepath[1024];
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if (MakeFilePath(filepath, FILE_FDSBIOS, method))
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{
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biosSize = LoadFile(tmpbuffer, filepath, 0, method, SILENT);
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}
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if (biosSize == 8192)
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{
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memcpy(FDSBIOS, tmpbuffer, 8192);
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}
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else
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{
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if (biosSize > 0)
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ErrorPrompt("FDS BIOS file is invalid!");
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else
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ErrorPrompt("FDS BIOS file not found!");
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}
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free(tmpbuffer);
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}
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if (FDSBIOS[1] != 0)
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{
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// load game
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delete fceumem;
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fceumem = new memorystream((char *) nesrom, size);
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fceufp->stream = fceumem;
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romLoaded = FDSLoad(romFilename, fceufp);
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}
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}
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delete fceufp;
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if (romLoaded)
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{
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FCEU_ResetVidSys();
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//if(GameInfo->type!=GIT_NSF)
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// if(FSettings.GameGenie)
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// OpenGenie();
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PowerNES();
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//if(GameInfo->type!=GIT_NSF)
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// FCEU_LoadGamePalette();
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FCEU_ResetPalette();
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FCEU_ResetMessages(); // Save state, status messages, etc.
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//if(GameInfo->type!=GIT_NSF)
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// FCEU_LoadGameCheats(0);
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ResetAudio();
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return 1;
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}
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else
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{
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delete GameInfo;
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GameInfo = 0;
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ErrorPrompt("Invalid game file!");
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romLoaded = false;
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return 0;
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}
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}
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