//
// XInputHapticInterface::clearEffects
//
// Stop any current vibration and also remove all scheduled effects.
//
void XInputHapticInterface::clearEffects()
{
zeroState();
// clear effects
XIBaseEffect::ClearEffectsList();
}
//
// XInputHapticInterface::pauseEffects
//
// If effectsPaused is true, then silence any current vibration and stop
// scheduled effects from running, but don't cancel them so that they can
// be resumed. Pass false to restart the effects.
//
void XInputHapticInterface::pauseEffects(bool effectsPaused)
{
if(!pauseState && effectsPaused)
{
zeroState();
pauseState = true;
}
else
pauseState = false;
}
//
// XInputHapticInterface::updateEffects
//
// Called from the main loop; push the newest summation of state to the
// XInput force motors (high and low frequency) while ticking the
// scheduled effects. Remove effects once they have completed.
//
void XInputHapticInterface::updateEffects()
{
// paused?
if(pauseState)
{
zeroState();
return;
}
XINPUT_VIBRATION xvib = { 0, 0 };
auto curTime = i_haltimer.GetTicks();
XIBaseEffect::RunEffectsList(xvib, curTime);
// set state to the device using the summation of the effects
pXInputSetState(dwUserIndex, &xvib);
}
void scannerClass::buildStateMatrixCompact()
{
int nonFinalStateNum = 0;
for(int i = 0;i<MAX_STATE;++i)
for(int j = 0;j<MAX_CHAR;++j)
stateMatrix[i][j] = State();
//Read carriage return and whitespace at state 0 lead to 0
State zeroState(0);
char whitespaces[6] = {' ','\t','\v','\f','\r','\n'};
for(int i = 0;i<6;++i)
stateMatrix[0][whitespaces[i]]=zeroState;
stateMatrix[0][EOF_INDEX] = State(EOF_INDEX);//End of file indicator
//Read *-+.,()~;& goes to the respective final state with action ACCEPT
stateMatrix[0]['*'] = State(false,MULOP_T,MULTIPLY_ST,"*");
stateMatrix[0]['-'] = State(false,ADDOP_T,SUBSTRACT_ST,"-");
stateMatrix[0]['+'] = State(false,ADDOP_T,ADD_ST,"+");
stateMatrix[0]['.'] = State(false,DOT_T,NONE_ST,".");
stateMatrix[0][','] = State(false,COMMA_T,NONE_ST,",");
stateMatrix[0]['('] = State(false,LEFTPAREN_T,NONE_ST,"(");
stateMatrix[0][')'] = State(false,RIGHTPAREN_T,NONE_ST,")");
stateMatrix[0]['~'] = State(false,TILDE_T,NONE_ST,"~");
stateMatrix[0][';'] = State(false,SEMICOLON_T,NONE_ST,";");
stateMatrix[0]['&'] = State(false,AMPERSAND_T,NONE_ST,"&");
//Read "="
int firstEqualStateNum = ++nonFinalStateNum;//State with number zero is reserved for the starting state
stateMatrix[0]['='] = State(firstEqualStateNum);//Read first equal
//Read "<"
int firstLessThanStateNum = ++nonFinalStateNum;
stateMatrix[0]['<'] = State(firstLessThanStateNum);
//Read ">"
int firstGreaterThanStateNum = ++nonFinalStateNum;
stateMatrix[0]['>']=State(firstGreaterThanStateNum);
//Read digit
int firstDigitStateNum = ++nonFinalStateNum;
string digits = "0123456789";
for(int i = 0;i<digits.length();++i)
{
stateMatrix[0][digits[i]] = State(firstDigitStateNum);
}
//Read string
int leftQuoteStateNum = ++nonFinalStateNum;
stateMatrix[0]['\''] = State(leftQuoteStateNum);
//Read double slash started comment
int firstSlashStateNum = ++nonFinalStateNum;
int secondSlashStateNum = ++nonFinalStateNum;
stateMatrix[0]['/']=State(firstSlashStateNum);
//Read identifier
int firstLetterStateNum = ++nonFinalStateNum;
string letters = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
for(int i = 0;i<letters.length();++i)
stateMatrix[0][letters[i]]=State(firstLetterStateNum);
//Read comment enclosed in brace
int leftBraceStateNum = ++nonFinalStateNum;
int secondDollarStateNum = ++nonFinalStateNum;
int thirdLetterStateNum = ++nonFinalStateNum;
int fourthAddMinusStateNum = ++nonFinalStateNum;
int bracedCommentStateNum = ++nonFinalStateNum;
stateMatrix[0]['{'] = State(leftBraceStateNum);
for(int i = 0;i<MAX_CHAR;++i)
{
//"="
if(i == '=')
stateMatrix[firstEqualStateNum]['=']=State(false,RELOP_T,EQUAL_ST,"==");
else
stateMatrix[firstEqualStateNum][i] = State(true,ASSIGNMENT_T,NONE_ST,"=");
//"<"
if(i == '<')
stateMatrix[firstLessThanStateNum]['<'] = State(false,BITLEFT_T,NONE_ST,"<<");
else if(i=='>')
stateMatrix[firstLessThanStateNum]['>'] = State(false,RELOP_T,UNEQUAL_ST,"<>");
else if (i == '=')
stateMatrix[firstLessThanStateNum]['='] = State(false,RELOP_T,LESSOREQUAL_ST,"<=");
else
stateMatrix[firstLessThanStateNum][i] = State(true,RELOP_T,LESS_ST,"<");
//">"
if(i == '>')
stateMatrix[firstGreaterThanStateNum]['>'] = State(false,BITRIGHT_T,NONE_ST,">>");
else if (i == '=')
stateMatrix[firstGreaterThanStateNum]['='] = State(false,RELOP_T,GREATEROREQUAL_ST,">=");
else
stateMatrix[firstGreaterThanStateNum][i] = State(true,RELOP_T,GREATER_ST,">");
if(i<= '9' && i >='0')
stateMatrix[firstDigitStateNum][i] = State(firstDigitStateNum);
else
stateMatrix[firstDigitStateNum][i] = State(true,INTEGER_T,NONE_ST,"int_lexeme");
//string
if(i == '\'')
stateMatrix[leftQuoteStateNum][i] = State(false,STRING_T,NONE_ST,"string_lexeme");
else if(i=='\r'||i=='\n')
stateMatrix[leftQuoteStateNum][i] = State("String cannot be split across lines.");
else if (i == EOF_INDEX)
stateMatrix[leftQuoteStateNum][i] = State("Single quote expected at the end of string.");
else
stateMatrix[leftQuoteStateNum][i]=State(leftQuoteStateNum);
//double slash started comment
if(i == '/')
stateMatrix[firstSlashStateNum][i] = State(secondSlashStateNum);
else
stateMatrix[firstSlashStateNum][i] = State("Comment should be started by double slashes.");
if(i == '\r'||i == '\n')
stateMatrix[secondSlashStateNum][i] = State(0);
else if(i == EOF_INDEX)
stateMatrix[secondSlashStateNum][i] = State(0,true);
else
stateMatrix[secondSlashStateNum][i] = State(secondSlashStateNum,CLEAR_BUFFER_ACTION);
//Identifier
if(('A'<=i&&i<='Z')||('a'<=i&&i<='z')||('0'<=i&&i<='9')||(i=='_'))
stateMatrix[firstLetterStateNum][i] = State(firstLetterStateNum);
else
stateMatrix[firstLetterStateNum][i] = State(true,IDENTIFIER_T,NONE_ST,"identifier_lexeme");
//Braced comment
if(i == '}')
stateMatrix[leftBraceStateNum][i] = State(0);
else if(i == '$')
stateMatrix[leftBraceStateNum][i] = State(secondDollarStateNum);
else if(i == EOF_INDEX)
stateMatrix[leftBraceStateNum][i] = State("Comment or compiler directive needs to be ended with a right brace.");
else
stateMatrix[leftBraceStateNum][i] = State(bracedCommentStateNum);
if(i == '}')
stateMatrix[secondDollarStateNum][i] = State(0);
else if (i <= 'z' && i >= 'A')
stateMatrix[secondDollarStateNum][i] = State(thirdLetterStateNum);
else if (i == EOF_INDEX)
stateMatrix[secondDollarStateNum][i] = State("Comment or compiler directive needs to be ended with a right brace.");
else
stateMatrix[secondDollarStateNum][i] = State(bracedCommentStateNum);
if(i == '}')
stateMatrix[thirdLetterStateNum][i] = State(0);
else if(i == '+' ||i == '-')
stateMatrix[thirdLetterStateNum][i] = State(fourthAddMinusStateNum);
else if (i == EOF_INDEX)
stateMatrix[thirdLetterStateNum][i] = State("Comment or compiler directive needs to be ended with a right brace.");
else
stateMatrix[thirdLetterStateNum][i] = State(bracedCommentStateNum);
if(i == '}')
stateMatrix[fourthAddMinusStateNum][i] = State(0,CHECK_COMPILER_DIRECTIVE_ACTION);
else if(i == EOF_INDEX)
stateMatrix[fourthAddMinusStateNum][i] = State("Comment or compiler directive needs to be ended with a right brace.");
else stateMatrix[fourthAddMinusStateNum][i] =State(bracedCommentStateNum);
if(i == '}')
stateMatrix[bracedCommentStateNum][i] = State(0);
else if(i == EOF_INDEX)
stateMatrix[bracedCommentStateNum][i] = State("Comment or compiler directive needs to be ended with a right brace.");
else
stateMatrix[bracedCommentStateNum][i] = State(bracedCommentStateNum,CLEAR_BUFFER_ACTION);
}
}
