www.pudn.com > potemkin_sourceforPSP.rar > NitroROM.cpp

#include "stdafx.h" 
#include "NitroROM.h" 
 
static FILE *ndsFile = 0; 
 
void NDSTool_OpenROM(TCHAR *filename) 
{ 
	ndsFile = fopen(filename,"rb"); 
 
 
} 
 
void NDSTool_CloseROM() 
{ 
	fclose(ndsFile); 
} 
 
//does not work correctly yet 
void NDSTool_ExtractIcon(u32 *dest) 
{ 
	NitroROMHeader hdr; 
	fseek(ndsFile,0,SEEK_SET); 
	fread(&hdr,sizeof(hdr),1,ndsFile); 
 
	fseek(ndsFile,hdr.icon_title_offset,SEEK_SET); 
	u8 icondata[NDS_ICON_WIDTH*NDS_ICON_HEIGHT/2]; 
	fread(icondata,NDS_ICON_WIDTH*NDS_ICON_HEIGHT/2,1,ndsFile); 
 
	for (int y=0; y<32; y++) 
	{ 
		for (int x=0; x<32; x++) 
		{ 
			dest[y*32+x] = ((icondata[(y*32+x)/2] >> ((x&1) * 4))&0xF)*16; 
		} 
	} 
}