Kinect

ofApp-oneDepth.cpp

#include "ofApp.h"

void ofApp::setup()
{
    kinect.init();
    kinect.open();
}

void ofApp::update()
{
    kinect.update();
}

void ofApp::draw()
{
    if (kinect.isFrameNew())
    {
        kinect.getDepthTexture().draw(0, 0);

        // Get the point distance using the SDK function.
        float distAtMouse = kinect.getDistanceAt(ofGetMouseX(), ofGetMouseY());
        ofDrawBitmapStringHighlight(ofToString(distAtMouse, 3), ofGetMouseX(), ofGetMouseY() - 10);

        // Get the point depth using the texture directly.
        ofShortPixels rawDepthPix = kinect.getRawDepthPixels();
        int depthAtMouse = rawDepthPix.getColor(ofGetMouseX(), ofGetMouseY()).r;
        ofDrawBitmapStringHighlight(ofToString(depthAtMouse), ofGetMouseX() + 16, ofGetMouseY() + 10);
    }
}

ofApp-oneDepth.h

#pragma once

#include "ofMain.h"

#include "ofxKinect.h"

class ofApp : public ofBaseApp
{
public:
    void setup();
    void update();
    void draw();

    ofxKinect kinect;
};

ofApp-threshold.cpp

#include "ofApp.h"

void ofApp::setup()
{
    ofSetWindowShape(1280, 480);

    // Start the depth sensor.
    kinect.setRegistration(true);
    kinect.init();
    kinect.open();

    // Setup the parameters.
    nearThreshold.set("Near Threshold", 0.01f, 0.0f, 0.1f);
    farThreshold.set("Far Threshold", 0.02f, 0.0f, 0.1f);

    // Setup the gui.
    guiPanel.setup("Depth Threshold", "settings.json");
    guiPanel.add(nearThreshold);
    guiPanel.add(farThreshold);
}

void ofApp::update()
{
    kinect.update();
}

void ofApp::draw()
{
    if (kinect.isFrameNew())
    {
        kinect.getDepthTexture().draw(0, 0);

        // Get the point distance using the SDK function.
        float distAtMouse = kinect.getDistanceAt(ofGetMouseX(), ofGetMouseY());
        ofDrawBitmapStringHighlight(ofToString(distAtMouse, 3), ofGetMouseX(), ofGetMouseY());

        // Threshold the depth.
        ofFloatPixels rawDepthPix = kinect.getRawDepthPixels();
        ofFloatPixels thresholdNear, thresholdFar, thresholdResult;
        ofxCv::threshold(rawDepthPix, thresholdNear, nearThreshold);
        ofxCv::threshold(rawDepthPix, thresholdFar, farThreshold, true);
        ofxCv::bitwise_and(thresholdNear, thresholdFar, thresholdResult);

        // Upload pixels to image.
        thresholdImg.setFromPixels(thresholdResult);

        // Draw the result image.
        thresholdImg.draw(640, 0);
    }

    // Draw the gui.
    guiPanel.draw();
}

ofApp-threshold.h

#pragma once

#include "ofMain.h"

#include "ofxCv.h"
#include "ofxGui.h"
#include "ofxKinect.h"

class ofApp : public ofBaseApp
{
public:
    void setup();
    void update();
    void draw();

    ofxKinect kinect;

    ofImage thresholdImg;

    ofParameter<float> nearThreshold;
    ofParameter<float> farThreshold;

    ofxPanel guiPanel;
};

ofApp-twoDepth.cpp

#include "ofApp.h"

void ofApp::setup()
{
    kinect.open();
    kinect.initDepthSource();
    kinect.initColorSource();
}

void ofApp::update()
{
    kinect.update();
}

void ofApp::draw()
{
    if (kinect.isFrameNew())
    {
        std::shared_ptr<ofxKFW2::Source::Depth> depthSource = kinect.getDepthSource();

        // Clamp the mouse coordinate to ensure it stays within the data bounds.
        int readX = ofClamp(ofGetMouseX(), 0, depthSource->getWidth() - 1);
        int readY = ofClamp(ofGetMouseY(), 0, depthSource->getHeight() - 1);

        // Get the point depth using the texture directly.
        ofShortPixels rawDepthPix = depthSource->getPixels();
        int depthAtMouse = rawDepthPix.getColor(readX, readY).r;
        ofDrawBitmapStringHighlight(ofToString(depthAtMouse), ofGetMouseX(), ofGetMouseY());
    }
}

ofApp-twoDepth.h

#include "ofxKinectForWindows2.h"

class ofApp : public ofBaseApp 
{
public:
    void setup();
    void update();
    void draw();

    void keyPressed(int key);
    void keyReleased(int key);
    void mouseMoved(int x, int y);
    void mouseDragged(int x, int y, int button);
    void mousePressed(int x, int y, int button);
    void mouseReleased(int x, int y, int button);
    void mouseEntered(int x, int y);
    void mouseExited(int x, int y);
    void windowResized(int w, int h);
    void dragEvent(ofDragInfo dragInfo);
    void gotMessage(ofMessage msg);

    ofxKFW2::Device kinect;
}