void JOYSTICKGetNumButtons(int nlhs, mxArray *plhs[], int nrhs, CONSTmxArray *prhs[])
{
ProjectTable *joystickTable=GetProjectTable();
int numSticks;
CONSTmxArray *numArg;
double stickNum;
SDL_Joystick *pStick;
prhs;
if(joystickTable->giveHelp){GiveHelp(useGetNumButtons,synopsisGetNumButtons);return;}
numArg = joystickTable->joystickNumberArgument;
if(numArg == NULL || nlhs > 1 || nrhs > 0 || !mxIsDouble(numArg) || (mxGetM(numArg) * mxGetN(numArg) != 1))
GiveUsageExit(useGetNumButtons);
numSticks = SDL_NumJoysticks();
stickNum = mxGetPr(numArg)[0];
if(stickNum > numSticks)
PrintfExit("The joystick number %d passed to JOYSTICK 'GetNumButtons' exceeds the number of joysticks, %d",stickNum,numSticks);
if(stickNum < 1)
PrintfExit("The joystick number passed to JOYSTICK 'GetNumButtons' must be greater than 0");
pStick = GetJoystickObjFromNum((int)stickNum-1);
if(pStick == NULL)
PrintfExit("JOYSTICK 'GetNumButtons' can not open joystick number %d",stickNum);
plhs[0] = mxCreateDoubleMatrix(1,1,mxREAL);
mxGetPr(plhs[0])[0] = SDL_JoystickNumButtons(pStick);
}
void JOYSTICKGetAxis(int nlhs, mxArray *plhs[], int nrhs, CONSTmxArray *prhs[])
{
ProjectTable *joystickTable=GetProjectTable();
int numSticks, numAxes, fetchedAxis;
CONSTmxArray *numArg;
double stickNum;
SDL_Joystick *pStick;
if(joystickTable->giveHelp){GiveHelp(useGetAxis,synopsisGetAxis);return;}
numArg = joystickTable->joystickNumberArgument;
if(numArg == NULL || nlhs > 1 || nrhs > 1 || nrhs < 1 || !mxIsDouble(numArg) || (mxGetM(numArg) * mxGetN(numArg) != 1 ||
!mxIsDouble(prhs[0]) || mxGetM(prhs[0]) * mxGetN(prhs[0]) != 1)){
GiveUsageExit(useGetAxis);
}
numSticks = SDL_NumJoysticks();
stickNum = mxGetPr(numArg)[0];
if(stickNum > numSticks)
PrintfExit("The joystick number %d passed to JOYSTICK 'GetAxis' exceeds the number of joysticks, %d",stickNum,numSticks);
if(stickNum < 1)
PrintfExit("The joystick number passed to JOYSTICK 'GetButton' must be greater than 0");
pStick = GetJoystickObjFromNum((int)stickNum-1);
if(pStick == NULL)
PrintfExit("JOYSTICK 'GetAxis' can not open joystick number %d",stickNum);
numAxes = SDL_JoystickNumAxes(pStick);
fetchedAxis = (int)mxGetPr(prhs[0])[0];
if(fetchedAxis > numAxes || fetchedAxis < 0)
PrintfExit("The axis number %d passed to JOYSTICK 'GetAxis' is oustide the allowable range",fetchedAxis);
plhs[0] = mxCreateDoubleMatrix(1,1,mxREAL);
SDL_JoystickUpdate();
mxGetPr(plhs[0])[0] = SDL_JoystickGetAxis(pStick, fetchedAxis-1);
}
void JOYSTICKGetNumJoysticks(int nlhs, mxArray *plhs[], int nrhs, CONSTmxArray *prhs[])
{
ProjectTable *joystickTable=GetProjectTable();
int numJoysticks;
plhs; prhs;
if(joystickTable->giveHelp){GiveHelp(useGetNumJoysticks,synopsisGetNumJoysticks);return;}
if (joystickTable->joystickNumberArgument != NULL || nlhs > 1 || nrhs > 0)
GiveUsageExit(useGetNumJoysticks);
plhs[0]=mxCreateDoubleMatrix(1,1,mxREAL);
numJoysticks = SDL_NumJoysticks();
mxGetPr(plhs[0])[0]=(double)numJoysticks;
}
void JOYSTICKGetHat(int nlhs, mxArray *plhs[], int nrhs, CONSTmxArray *prhs[])
{
ProjectTable *joystickTable=GetProjectTable();
int numSticks, numHats, fetchedHat;
CONSTmxArray *numArg;
double stickNum;
SDL_Joystick *pStick;
Uint8 hatVal;
if(joystickTable->giveHelp){GiveHelp(useGetHat,synopsisGetHat);return;}
numArg = joystickTable->joystickNumberArgument;
if(numArg == NULL || nlhs > 1 || nrhs > 1 || nrhs < 1 || !mxIsDouble(numArg) || (mxGetM(numArg) * mxGetN(numArg) != 1 ||
!mxIsDouble(prhs[0]) || (mxGetM(prhs[0]) * mxGetN(prhs[0])) != 1)){
GiveUsageExit(useGetHat);
}
numSticks = SDL_NumJoysticks();
stickNum = mxGetPr(numArg)[0];
if(stickNum > numSticks)
PrintfExit("The joystick number %d passed to JOYSTICK 'GetHat' exceeds the number of joysticks, %d",stickNum,numSticks);
if(stickNum < 1)
PrintfExit("The joystick number passed to JOYSTICK 'GetHat' must be greater than 0");
pStick = GetJoystickObjFromNum((int)stickNum-1);
if(pStick == NULL)
PrintfExit("JOYSTICK 'GetHat' can not open joystick number %d",stickNum);
numHats = SDL_JoystickNumHats(pStick);
fetchedHat = (int)mxGetPr(prhs[0])[0];
if(fetchedHat > numHats || fetchedHat < 0)
PrintfExit("The axis number %d passed to JOYSTICK 'GetHat' is oustide the allowable range",fetchedHat);
SDL_JoystickUpdate();
hatVal = SDL_JoystickGetHat(pStick, fetchedHat-1);
plhs[0] = mxCreateDoubleMatrix(1,1,mxREAL);
switch(hatVal){
case SDL_HAT_CENTERED: mxGetPr(plhs[0])[0] = 0; break;
case SDL_HAT_UP: mxGetPr(plhs[0])[0] = 1; break;
case SDL_HAT_RIGHT: mxGetPr(plhs[0])[0] = 2; break;
case SDL_HAT_DOWN: mxGetPr(plhs[0])[0] = 3; break;
case SDL_HAT_LEFT: mxGetPr(plhs[0])[0] = 4; break;
case SDL_HAT_RIGHTUP: mxGetPr(plhs[0])[0] = 5; break;
case SDL_HAT_RIGHTDOWN: mxGetPr(plhs[0])[0] = 6; break;
case SDL_HAT_LEFTUP: mxGetPr(plhs[0])[0] = 7; break;
case SDL_HAT_LEFTDOWN: mxGetPr(plhs[0])[0] = 8; break;
}
}