void check_quit_action() {
// this is where we loop and check for joystick quit event (buttons 8 and 9);
int i, status;
const char *device = "/dev/input/js0";
const char *calib = "/home/spike/.joystick.bak";
js_data_struct jsd;
signal(SIGINT, MySignalHandler);
status = JSInit(&jsd, device, calib, JSFlagNonBlocking);
if (status != JSSuccess) {
printf("ERROR with joystick!\n");
JSClose(&jsd);
exit(EXIT_FAILURE);
}
printf("Initialized joystick: %s\n", jsd.name);
runlevel = 2;
while(runlevel >= 2) {
if (JSUpdate(&jsd) == JSGotEvent &&
(JSGetButtonState(&jsd, 8) && JSGetButtonState(&jsd, 9))) {
JSClose(&jsd);
return;
}
usleep(16000);
}
}
/* this can be a script, or a shader, take your pick */
struct Shader_Script* new_Shader_Script(struct X3D_Node *node) {
struct Shader_Script* ret=MALLOC(struct Shader_Script *, sizeof(struct Shader_Script));
ASSERT(ret);
ret->loaded=FALSE;
ret->fields=newVector(struct ScriptFieldDecl*, 4);
ret->ShaderScriptNode = node; /* pointer back to the node that this is associated with */
ret->num = -1;
#ifdef HAVE_JAVASCRIPT
/* X3D XML protos do not have a node defined when parsed, Shaders and Scripts do */
if (node!=NULL) {
/* printf ("new_Shader_Script, node %s\n",stringNodeType(node->_nodeType)); */
if (node->_nodeType == NODE_Script) {
ret->num=nextScriptHandle();
#ifdef CPARSERVERBOSE
printf("newScript: created new script nodePtr %u with num %d\n", node, ret->num);
#endif
JSInit(ret->num);
}
}
#endif /* HAVE_JAVASCRIPT */
/* printf ("new_Shader_Script - num %d, Shader_Script is %u\n",ret->num,ret); */
return ret;
}
static int
init_stick( int which, const char *const device,
const char *const calibration )
{
switch( JSInit( &jsd[which], device, calibration, JSFlagNonBlocking ) ) {
case JSSuccess:
if( JSLoadCalibrationUNIX( &jsd[which] ) && errno != ENOENT ) {
ui_error( UI_ERROR_ERROR,
"failed to read calibration for joystick %i: %s", which + 1,
strerror( errno ) );
break;
}
if( jsd[which].total_axises < 2 || jsd[which].total_buttons < 1 )
{
ui_error( UI_ERROR_ERROR, "sorry, joystick %i (%s) is inadequate!",
which + 1, device );
break;
}
return 0;
case JSBadValue:
ui_error( UI_ERROR_ERROR, "failed to initialise joystick %i: %s",
which + 1, "invalid parameter/value");
break;
case JSNoAccess:
/* FIXME: why is this commented out? */
/*
ui_error (UI_ERROR_ERROR,
"failed to initialise joystick %i: %s",
which + 1, "cannot access device");
*/
break;
case JSNoBuffers:
ui_error( UI_ERROR_ERROR, "failed to initialise joystick %i: %s",
which + 1, "not enough memory" );
break;
default:
ui_error( UI_ERROR_ERROR, "failed to initialise joystick %i", which + 1 );
break;
}
JSClose( &jsd[which] );
return 1;
}
/*============================================================================*/
bool VistaJswJoystickDriver::Connect()
{
int status = 0;
const char *device = JSDefaultDevice;
const char *calib = JSDefaultCalibration;
IVistaDriverProtocolAspect::_cVersionTag tag;
if( m_pProtocol->GetProtocol(tag) )
{
if(!tag.m_strProtocolName.empty())
device = tag.m_strProtocolName.c_str();
if(!tag.m_strProtocolRevision.empty())
calib = tag.m_strProtocolRevision.c_str();
}
status = JSInit(
&m_jsd,
device,
calib,
JSFlagNonBlocking );
if(status != JSSuccess)
{
JSClose(&m_jsd);
return false;
}
VistaPropertyList &oWrite = m_pInfo->GetInfoPropsWrite();
oWrite.SetValue("NAME", (m_jsd.name ? std::string(m_jsd.name) : "<none>"));
oWrite.SetValue("DEVICENAME", (m_jsd.device_name ? std::string(m_jsd.device_name) : "<none>"));
oWrite.SetValue("CALIBRATIONFILE", (m_jsd.calibration_file ? std::string(m_jsd.calibration_file) : "<none>"));
for(unsigned int n=0; n < 16; ++n)
{
if(JSIsAxisAllocated(&m_jsd, n))
{
// ok, we have that axis
js_axis_struct *axis_ptr = m_jsd.axis[n];
float nMin[3], nMax[3];
nMin[0] = nMin[1] = nMin[2] = 0.0f;
nMax[0] = nMax[1] = nMax[2] = 0.0f;
nMin[0] = axis_ptr->min;
nMax[0] = axis_ptr->max;
m_pWorkspace->SetWorkspace("AXIS_"+VistaAspectsConversionStuff::ConvertToString(n), VistaBoundingBox(nMin, nMax));
nMin[0] = axis_ptr->dz_min;
nMax[0] = axis_ptr->dz_max;
m_pWorkspace->SetWorkspace("DEADZONE_"+VistaAspectsConversionStuff::ConvertToString(n), VistaBoundingBox(nMin, nMax));
nMin[0] = axis_ptr->corr_coeff_min1;
nMax[0] = axis_ptr->corr_coeff_max1;
m_pWorkspace->SetWorkspace("CORR_COEFF1_"+VistaAspectsConversionStuff::ConvertToString(n), VistaBoundingBox(nMin, nMax));
nMin[0] = axis_ptr->corr_coeff_min2;
nMax[0] = axis_ptr->corr_coeff_max2;
m_pWorkspace->SetWorkspace("CORR_COEFF2_"+VistaAspectsConversionStuff::ConvertToString(n), VistaBoundingBox(nMin, nMax));
}
}
m_bOpened = true;
return true;
}
