Function StrToFloat

PanzerChasm/settings.cpp:36–72

}

static bool StrToFloat( const char* str, float* f )
{
	float sign = 1.0f;
	if( str[0] == '-' )
	{
		sign = -1.0f;
		str++;
	}

	float v = 0;
	while( *str != 0 )
	{
		if( str[0] == ',' || str[0] == '.' )
		{
			str++;
			break;
		}
		if( str[0] < '0' || str[0] > '9' )
			return false;
		v*= 10.0f;
		v+= float(str[0] - '0');
		str++;
	}
	float m = 0.1f;
	while( *str != 0 )
	{
		if( str[0] < '0' || str[0] > '9' )
			return false;

		v+= float(str[0] - '0') * m;
		m*= 0.1f;
		str++;
	}

	*f= v * sign;
	return true;
}

std::string FloatToStr( const float f )
{