MF_API int MFString_AsciiToInteger(const char *pString, bool bDetectBase, int base, const char **ppNextChar)
{
pString = MFSkipWhite(pString);
int number = 0;
if(base == 16 || (bDetectBase && ((pString[0] == '0' && pString[1] == 'x') || pString[0] == '$')))
{
// hex number
if(pString[0] == '0' && pString[1] == 'x')
pString += 2;
else if(pString[0] == '$')
pString += 1;
while(*pString)
{
int digit = *pString++;
if(!MFIsHex(digit))
return number;
number <<= 4;
number += MFIsNumeric(digit) ? digit - '0' : MFToLower(digit) - 'a' + 10;
}
}
else if(base == 2 || (bDetectBase && pString[0] == 'b'))
{
if(pString[0] == 'b')
++pString;
while(*pString == '0' || *pString == '1')
{
number <<= 1;
number |= *pString - '0';
}
}
else if(base == 10)
{
// decimal number
bool neg = false;
if(*pString == '-' || *pString == '+')
{
neg = *pString == '-';
++pString;
}
while(*pString)
{
if(!MFIsNumeric(*pString))
return neg ? -number : number;
number = number*10 + (*pString++) - '0';
}
if(neg)
number = -number;
}
if(ppNextChar)
*ppNextChar = pString;
return number;
}
MF_API bool MFString_IsNumber(const char *pString, bool bAllowHex)
{
pString = MFSkipWhite(pString);
int numDigits = 0;
if(bAllowHex && pString[0] == '0' && pString[1] == 'x')
{
// hex number
pString += 2;
while(*pString)
{
if(!MFIsHex(*pString++))
return false;
++numDigits;
}
}
else
{
// decimal number
if(*pString == '-' || *pString == '+')
++pString;
bool bHasDot = false;
while(*pString)
{
if(!MFIsNumeric(*pString) && (bHasDot || *pString != '.'))
return false;
if(*pString++ == '.')
{
bHasDot = true;
numDigits = 0;
}
else
++numDigits;
}
}
return numDigits > 0 ? true : false;
}
void MFInputLinux_InitGamepad(int fd, LinuxGamepad *pGamepad)
{
#if !defined(__CYGWIN__)
MFCALLSTACK;
pGamepad->joyFD = fd;
// get the pad details
ioctl(fd, JSIOCGNAME(80), pGamepad->identifier);
ioctl(fd, JSIOCGAXES, &pGamepad->numAxiis);
ioctl(fd, JSIOCGBUTTONS, &pGamepad->numButtons);
MFGamepadInfo *pGI = pGamepadMappingRegistry;
// we need to find a better way to get the VID/PID from the gamepad...
if(!MFString_CompareN(pGamepad->identifier, "HID", 3))
{
// the device was unnamed, but it is a HID device, so we'll try and match the VID/PID
char *pBase = pGamepad->identifier + 3, *pEnd;
// get the VID string
while(*pBase && !MFIsHex(*pBase))
++pBase;
pEnd = pBase + 1;
while(MFIsHex(*pEnd))
++pEnd;
uint32 vid = MFHexToInt(MFStrN(pBase, pEnd - pBase));
// get the PID string
pBase = pEnd;
while(*pBase && !MFIsHex(*pBase))
++pBase;
pEnd = pBase + 1;
while(MFIsHex(*pEnd))
++pEnd;
uint32 pid = MFHexToInt(MFStrN(pBase, pEnd - pBase));
// find a matching descriptor
for(; pGI; pGI = pGI->pNext)
{
if(pGI->vendorID == vid && pGI->productID == pid)
break;
}
}
else
{
// the device is named, so we'll compare the name against our list and hope its the same as windows..
// since we dont have the VID/PID though, we cant verify its not a device with an aliased name.
pGI = pGI->pNext; // skip the first one
for(; pGI; pGI = pGI->pNext)
{
// since linux appends the manufacturer name, we'll just check for a match on the end of the string
int len1 = MFString_Length(pGamepad->identifier);
int len2 = MFString_Length(pGI->pIdentifier);
if(!MFString_Compare(pGamepad->identifier + (len1 - len2), pGI->pIdentifier))
break;
}
}
if(!pGI)
{
// use default descriptor
pGamepad->pGamepadInfo = pGamepadMappingRegistry;
MFDebug_Warn(1, MFStr("Found an unknown gamepad '%s', using default mappings.", pGamepad->identifier));
// offer to send email detailing controller info..
// MessageBox(NULL, "An unknown gamepad has been detected.\r\nWe strive to support every gamepad natively, please report your gamepad to Manu at [email protected].\r\nI will contact you and request a few details about the gamepad so it can be added to the registry for the next release.", "Unknown gamepad detected...", MB_OK);
}
else
{
// use applicable descriptor
pGamepad->pGamepadInfo = pGI;
MFDebug_Log(2, MFStr("Found gamepad: %s '%s'.", pGI->pName, pGI->pIdentifier));
}
/*
// fix up the linux mapping table
const int *pButtonMap = pGamepad->pGamepadInfo->pButtonMap;
int numAxiis = 0;
for(int a=0; a<60; a++)
{
for(int b=0; b<GamepadType_Max; ++b)
{
if((pButtonMap[b] & AID_Analog) && MFGETAXIS(pButtonMap[b]) == a)
{
pGamepad->axisMap[a] = numAxiis;
printf("%d = %d\n", a, numAxiis);
++numAxiis;
}
}
}
*/
#endif
}