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1 #include <stdio.h>
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2 #include <XnOpenNI.h>
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3 #include <XnCppWrapper.h>
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4 #include <XnVNite.h>
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5
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6 #define INIT_XML_PATH "./kinect.xml"
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7
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8 typedef enum {
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9 IN_SESSION,
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10 NOT_IN_SESSION,
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11 QUICK_REFOCUS
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12 } SessionState;
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13
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14 void checkRC(const XnStatus &rc, const char *what) {
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15 if (rc != XN_STATUS_OK) {
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16 printf("%s faild: %s\n", what, xnGetStatusString(rc));
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17 }
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18 }
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19
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20 void checkErrors(XnStatus &rc, xn::EnumerationErrors &errors, const char *what) {
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21 if (rc == XN_STATUS_NO_NODE_PRESENT) {
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22 XnChar strError[1024];
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23 errors.ToString(strError, 1024);
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24 printf("%s\n", strError);
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25 }
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26 }
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27
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28 class NIState {
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29 public:
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30 static SessionState gSessionState;
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31 static void XN_CALLBACK_TYPE sessionStarting(const XnPoint3D &ptPosition, void *userCxt);
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32 static void XN_CALLBACK_TYPE sessionEnding(void *userCxt);
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33 static void XN_CALLBACK_TYPE focusProgress(const XnChar *strFocus, const XnPoint3D &ptPosition,
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34 XnFloat fProgress, void *userCxt);
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35 };
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36 SessionState NIState::gSessionState = NOT_IN_SESSION;
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37 void NIState::XN_CALLBACK_TYPE sessionStarting(const XnPoint3D &ptPosition, void *userCxt) {
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38 printf("Session start: (%f, %f, %f)\n)", ptPosition.X, ptPosition.Y, ptPosition.Z);
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39 gSessionState = IN_SESSION;
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40 }
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41 void NIState::XN_CALLBACK_TYPE sessionEnding(void *userCxt) {
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42 printf("Session end\n");
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43 gSessionState = NOT_IN_SESSION;
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44 }
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45 void NIState::XN_CALLBACK_TYPE focusProgress(const XnChar *strFocus, const XnPoint3D &ptPosition,
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46 XnFloat fProgress, void *userCxt) {
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47 //printf("Focus progress: %s @(%f, %f, %f): %f\n)", strFocus, ptPosition.X, ptPosition.Y, ptPosition.Z, fProgress);
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48 }
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49
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50 int main(int argc, char *argv[]) {
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51 xn::Context gContext;
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52 xn::EnumerationErrors errors;
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53 XnStatus rc = gContext.InitFromXmlFile(INIT_XML_PATH, &errors);
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54 checkErrors(rc, errors, "InitFromXMLFile");
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55 checkRC(rc, "InitFromXMLFile");
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56
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57 xn::DepthGenerator gDepthGenerator;
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58 rc = gContext.FindExistingNode(XN_NODE_TYPE_DEPTH, gDepthGenerator);
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59 checkRC(rc, "Find depth generator");
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60
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61 xn::HandsGenerator gHandsGenerator;
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62 rc = gContext.FindExistingNode(XN_NODE_TYPE_HANDS, gHandsGenerator);
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63 checkRC(rc, "Find hands generator");
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64 XnVSessionManager *gPSessionManager = new XnVSessionManager();
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65 rc = gPSessionManager->Initialize(&gContext, "Click,Wave", "RaiseHand");
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66 checkRC(rc, "SessionManager::Initialize");
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67 gPSessionManager->RegisterSession(NULL, NIState::sessionStarting, NIState::sessionEnding, NIState::focusProgress);
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68
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69 return 0;
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70 }
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