NDOF device detection on Mac -- phase 1
authorMike Erwin <significant.bit@gmail.com>
Fri, 17 Jun 2011 16:10:06 +0000 (16:10 +0000)
committerMike Erwin <significant.bit@gmail.com>
Fri, 17 Jun 2011 16:10:06 +0000 (16:10 +0000)
intern/ghost/intern/GHOST_NDOFManagerCocoa.mm

index 75a96556ff1c858a161521edb52db93e68c9c368..23848c80803ea999c984042384866df0b99f5123 100644 (file)
@@ -29,17 +29,33 @@ extern "C" {
        #include <stdio.h>
        }
 
-static void SpaceNavAdded(io_connect_t connection)
+static void NDOF_DeviceAdded(io_connect_t connection)
        {
-       printf("SpaceNav added\n"); // change these: printf --> informational reports
+       printf("ndof device added\n"); // change these: printf --> informational reports
+
+       // determine exactly which device is plugged in
+       ConnexionDevicePrefs p;
+       ConnexionGetCurrentDevicePrefs(kDevID_AnyDevice, &p);
+       printf("device type %d: %s\n", p.deviceID,
+               p.deviceID == kDevID_SpaceNavigator ? "SpaceNavigator" :
+               p.deviceID == kDevID_SpaceNavigatorNB ? "SpaceNavigator for Notebooks" :
+               p.deviceID == kDevID_SpaceExplorer ? "SpaceExplorer" :
+               "unknown");
+
+       // try a more "standard" way
+       int result = 0;
+       ConnexionControl(kConnexionCtlGetDeviceID, 0, &result);
+       unsigned short vendorID = result >> 16;
+       unsigned short productID = result & 0xffff;
+       printf("vendor %04hx:%04hx product\n", vendorID, productID);
        }
 
-static void SpaceNavRemoved(io_connect_t connection)
+static void NDOF_DeviceRemoved(io_connect_t connection)
        {
-       printf("SpaceNav removed\n");
+       printf("ndof device removed\n");
        }
 
-static void SpaceNavEvent(io_connect_t connection, natural_t messageType, void* messageArgument)
+static void NDOF_DeviceEvent(io_connect_t connection, natural_t messageType, void* messageArgument)
        {
        GHOST_SystemCocoa* system = (GHOST_SystemCocoa*) GHOST_ISystem::getSystem();
        GHOST_NDOFManager* manager = system->getNDOFManager();
@@ -60,12 +76,24 @@ static void SpaceNavEvent(io_connect_t connection, natural_t messageType, void*
                                        break;
 
                                case kConnexionCmdHandleButtons:
+
+                                       // s->buttons field has only 16 bits, not enough for SpacePilotPro
+                                       // look at raw USB report for more button bits
+                                       printf("button bits = [");
+                                       for (int i = 0; i < 8; ++i)
+                                               printf("%02x", s->report[i]);
+                                       printf("]\n");
+
                                        manager->updateButtons(s->buttons, now);
                                        system->notifyExternalEventProcessed();
                                        break;
 
+                               case kConnexionCmdAppSpecific:
+                                       printf("app-specific command: param=%hd value=%d\n", s->param, s->value);
+                                       break;
+
                                default:
-                                       printf("device state command %d\n", s->command);
+                                       printf("<!> mystery command %d\n", s->command);
                                }
                        break;
                        }
@@ -87,7 +115,7 @@ GHOST_NDOFManagerCocoa::GHOST_NDOFManagerCocoa(GHOST_System& sys)
        {
        if (available())
                {
-               OSErr error = InstallConnexionHandlers(SpaceNavEvent, SpaceNavAdded, SpaceNavRemoved);
+               OSErr error = InstallConnexionHandlers(NDOF_DeviceEvent, NDOF_DeviceAdded, NDOF_DeviceRemoved);
                if (error)
                        {
                        printf("<!> error = %d\n", error);