Example usage for java.lang Math toDegrees

Introduction

In this page you can find the example usage for java.lang Math toDegrees.

Prototype

public static double toDegrees(double angrad) 

Source Link

Document

Converts an angle measured in radians to an approximately equivalent angle measured in degrees.

Usage

From source file:android.support.wear.widget.util.ArcSwipe.java

@VisibleForTesting
float getAngle(double x, double y) {
    double relativeX = x - (mBounds.width() / 2);
    double relativeY = y - (mBounds.height() / 2);
    double rowAngle = Math.atan2(relativeX, relativeY);
    double angle = -Math.toDegrees(rowAngle) - 180;
    if (angle < 0) {
        angle += 360;//from  w  w w  .ja va  2 s  .  com
    }
    return (float) angle;
}

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From source file:pt.lsts.neptus.plugins.urready4os.IverPlanExporter.java

@Override
public void exportToFile(PlanType plan, File out, ProgressMonitor monitor) throws Exception {
    double distanceSum = 0;
    double timeSum = 0;
    double minDepth = Double.MAX_VALUE, minLat = Double.MAX_VALUE, minLon = Double.MAX_VALUE;
    double maxDepth = -Double.MAX_VALUE, maxLat = -Double.MAX_VALUE, maxLon = -Double.MAX_VALUE;

    int count = 1;
    ManeuverLocation previousLoc = null;

    StringBuilder wpts = new StringBuilder();
    StringBuilder wpt_times = new StringBuilder();
    for (Maneuver m : plan.getGraph().getManeuversSequence()) {
        double speed = ManeuversUtil.getSpeedMps(m);
        if (Double.isNaN(speed))
            continue;
        if (m instanceof YoYo) {
            ManeuverLocation loc = ((YoYo) m).getManeuverLocation();
            loc.convertToAbsoluteLatLonDepth();

            double amp = ((YoYo) m).getAmplitude();
            double depth = loc.getDepth();
            double distance = 0;
            if (previousLoc != null)
                distance = previousLoc.getDistanceInMeters(loc);
            double time = distance / speed;// * Math.cos(((YoYo)m).getPitchAngle()));
            maxDepth = Math.max(depth + amp, maxDepth);
            minDepth = Math.min(depth - amp, minDepth);
            minLat = Math.min(minLat, loc.getLatitudeDegs());
            maxLat = Math.max(maxLat, loc.getLatitudeDegs());
            minLon = Math.min(minLon, loc.getLongitudeDegs());
            maxLon = Math.max(maxLon, loc.getLongitudeDegs());

            wpts.append(iverWaypoint(count, speed, /*distance,*/ ((YoYo) m).getAmplitude(),
                    Math.toDegrees(((YoYo) m).getPitchAngle()), previousLoc, ((YoYo) m).getManeuverLocation()));
            timeSum += time;//from  w w  w .  jav  a 2s  .c  o  m
            distanceSum += distance;
            if (distanceSum == 0)
                wpt_times.append(String.format(Locale.US, "WP%d;Time=0;Dist=0\r\n", count++));
            else
                wpt_times.append(String.format(Locale.US, "WP%d;Time=%.11f;Dist=%.11f\r\n", count++, timeSum,
                        distanceSum));
            previousLoc = loc;
        } else if (m instanceof LocatedManeuver) {
            for (ManeuverLocation wpt : ((LocatedManeuver) m).getWaypoints()) {
                wpt.convertToAbsoluteLatLonDepth();
                double depth = wpt.getDepth();
                double distance = 0;
                if (previousLoc != null)
                    distance = previousLoc.getDistanceInMeters(wpt);
                double time = distance / speed;
                maxDepth = Math.max(depth, maxDepth);
                minDepth = Math.min(depth, minDepth);
                minLat = Math.min(minLat, wpt.getLatitudeDegs());
                maxLat = Math.max(maxLat, wpt.getLatitudeDegs());
                minLon = Math.min(minLon, wpt.getLongitudeDegs());
                maxLon = Math.max(maxLon, wpt.getLongitudeDegs());

                wpts.append(iverWaypoint(count, speed, /*distance,*/ 0, 0, previousLoc, wpt));
                timeSum += time;
                distanceSum += distance;
                if (distanceSum == 0)
                    wpt_times.append(String.format(Locale.US, "WP%d;Time=0;Dist=0\r\n", count++));
                else
                    wpt_times.append(String.format(Locale.US, "WP%d;Time=%.11f;Dist=%.11f\r\n", count++,
                            timeSum, distanceSum));
                previousLoc = wpt;
            }
        } else {
            NeptusLog.pub()
                    .warn("Maneuvers of type " + m.getType() + " are not supported and thus will be skipped.");
        }
    }
    int secs = (int) timeSum;
    wpt_times.append(String.format(Locale.US, "Total Time = %02d:%02d:%02d;Total Distance = %.2f\r\n",
            secs / 3600, (secs % 3600) / 60, secs % 60, distanceSum));

    String template = PluginUtils.getResourceAsString("pt/lsts/neptus/plugins/urready4os/template.mis");

    template = template.replaceAll("\\$\\{wpts\\}", wpts.toString().trim());
    template = template.replaceAll("\\$\\{wpt_times\\}", wpt_times.toString().trim());
    template = template.replaceAll("\\$\\{mission_name\\}", out.getName());
    template = template.replaceAll("\\$\\{minLat\\}", String.format(Locale.US, "%.6f", minLat));
    template = template.replaceAll("\\$\\{maxLat\\}", String.format(Locale.US, "%.6f", maxLat));
    template = template.replaceAll("\\$\\{minLon\\}", String.format(Locale.US, "%.6f", minLon));
    template = template.replaceAll("\\$\\{maxLon\\}", String.format(Locale.US, "%.6f", maxLon));
    template = template.replaceAll("\\$\\{centerLat\\}",
            String.format(Locale.US, "%.6f", (minLat + maxLat) / 2));
    template = template.replaceAll("\\$\\{centerLon\\}",
            String.format(Locale.US, "%.6f", (minLon + maxLon) / 2));

    FileUtils.write(out, template);
}

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From source file:com.example.pyo.edit.MapsActivity.java

private static LatLng toRadiusLatLng(LatLng center, double radius) {
    double radiusAngle = Math.toDegrees(radius / RADIUS_OF_EARTH_METERS)
            / Math.cos(Math.toRadians(center.latitude));
    return new LatLng(center.latitude, center.longitude + radiusAngle);
}

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From source file:org.gearvrf.viewmanager.controls.gestures.TouchPadGesturesDetector.java

@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {

    Log.d(TouchPadGesturesDetector.DEBUG_TAG, "onFling()");

    if (mDetector == null) {
        return false;
    }// www .j  a  v a2s.c  om

    double distance = Math.sqrt(Math.pow(e2.getX() - e1.getX(), 2) + Math.pow(e2.getY() - e1.getY(), 2));

    saveSwipeDistanceValue((float) distance);

    if (distance > SWIPE_MIN_DISTANCE) {
        try {

            double deltaY = e2.getY() - e1.getY();
            double deltaX = e2.getX() - e1.getX();

            double angle = Math.toDegrees(Math.atan2(deltaY, deltaX)) + 180 + 45;

            if (angle > 360)
                angle -= 360;

            if (angle < 90) {
                return gestureListener.onSwipe(e1, SwipeDirection.Forward, velocityX, velocityY);
            } else if (angle < 180) {
                return gestureListener.onSwipe(e1, SwipeDirection.Up, velocityX, velocityY);
            } else if (angle < 270) {
                return gestureListener.onSwipe(e1, SwipeDirection.Backward, velocityX, velocityY);
            } else {
                return gestureListener.onSwipe(e1, SwipeDirection.Down, velocityX, velocityY);
            }

        } catch (Exception e) {
            // Ignore
        }

    } else if (distance >= ONTAP_MIN_DISTANCE) {
        /*
         * The gesture listener filters out dirty taps that look like swipes
         * altogether. This reduces usability as it's hard to get a clean
         * tap on the tracker
         */
        gestureListener.onSingleTap(e1);
        return true;
    }

    return false;
}

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From source file:com.compomics.cell_coord.computation.impl.TrackOperatorImpl.java

@Override
public void computeAngles(Track track) {
    Double[][] steps = track.getSteps();
    Double[] angles = new Double[steps.length];
    for (int row = 0; row < angles.length; row++) {
        // This method computes the phase theta by computing an arc tangent of y/x in the range of -pi to pi.
        double d = steps[row][1] / steps[row][0]; // if division is 0, the cell is going exactly back on its path!
        Double angleRadians = Math.atan(d) + 0; // need to add 0 to avoid signed 0 in Java
        // go from radians to degrees
        Double angleDegrees = Math.toDegrees(angleRadians);
        // if the angle is NaN (both deltaX and deltaY are zero), the cell stays exactly on place 
        if (angleDegrees < 0) {
            angleDegrees = angleDegrees + 360;
        }//from  ww  w .  j  a  va 2 s.  co m
        angles[row] = angleDegrees;
    }
    track.setAngles(angles);
}

---

From source file:org.gearvrf.controls.util.VRSamplesTouchPadGesturesDetector.java

@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {

    if (mDetector == null) {
        return false;
    }/*from   w w w.  ja v  a2s. c  o  m*/

    double distance = Math.sqrt(Math.pow(e2.getX() - e1.getX(), 2) + Math.pow(e2.getY() - e1.getY(), 2));

    saveSwipeDistanceValue((float) distance);

    if (distance > SWIPE_MIN_DISTANCE) {
        try {

            double deltaY = e2.getY() - e1.getY();
            double deltaX = e2.getX() - e1.getX();

            double angle = Math.toDegrees(Math.atan2(deltaY, deltaX)) + 180 + 45;

            if (angle > 360)
                angle -= 360;

            if (angle < 90) {
                return gestureListener.onSwipe(e1, SwipeDirection.Forward, velocityX, velocityY);
            } else if (angle < 180) {
                return gestureListener.onSwipe(e1, SwipeDirection.Up, velocityX, velocityY);
            } else if (angle < 270) {
                return gestureListener.onSwipe(e1, SwipeDirection.Backward, velocityX, velocityY);
            } else {
                return gestureListener.onSwipe(e1, SwipeDirection.Down, velocityX, velocityY);
            }

        } catch (Exception e) {
            // Ignore
        }

    } else if (distance >= ONTAP_MIN_DISTANCE) {
        /*
         * The gesture listener filters out dirty taps that look like swipes
         * altogether. This reduces usability as it's hard to get a clean
         * tap on the tracker
         */
        gestureListener.onSingleTap(e1);
        return true;
    }

    return false;
}

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From source file:Satellite.java

public static double[] Convert_To_Lat_Long(double[] posVec) {
    double Xcomp = posVec[0];
    double Ycomp = posVec[1];
    double Zcomp = posVec[2];

    double longitude;
    double latitude;
    double altitude;

    //Done so all cases of longitudes are right
    if (Ycomp > 0) {
        if (Xcomp > 0) {
            longitude = Math.toDegrees(Math.atan(Ycomp / Xcomp));
        } else {// ww  w .  j a v  a2 s. c  o  m
            longitude = 180 - Math.toDegrees(Math.atan(Math.abs(Ycomp / Xcomp)));
        }
    } else {
        if (Xcomp > 0) {
            longitude = -1 * Math.toDegrees(Math.atan(Math.abs(Ycomp / Xcomp)));
        } else {
            longitude = -1 * (180 - Math.toDegrees(Math.atan(Ycomp / Xcomp)));
        }
    }

    //Calculate latitude
    latitude = Math.toDegrees(Math.atan(Zcomp / Math.sqrt(Xcomp * Xcomp + Ycomp * Ycomp)));

    //Calculate radius and altitude
    double EPR = 6356800; //Earth Polar Radius in meters
    double EER = 6378100; //Earth Equator Radius in meters

    double earthRadius = Math
            .sqrt((Math.pow(EPR * EPR * Math.cos(latitude), 2) + Math.pow(EER * EER * Math.cos(latitude), 2))
                    / (Math.pow(EPR * Math.cos(latitude), 2) + Math.pow(EER * Math.cos(latitude), 2)));
    double orbitRadius = Math.sqrt(Xcomp * Xcomp + Ycomp * Ycomp + Zcomp * Zcomp);
    altitude = orbitRadius - earthRadius;
    return new double[] { latitude, longitude, altitude };
}

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From source file:com.laex.cg2d.model.joints.BEPrismaticJoint.java

@Override
public Object getPropertyValue(Object id) {
    if (isWorldAnchorProp(id)) {
        return new Vec2PropertySource(this.worldAnchor);
    } else if (isWorldAxisProp(id)) {
        return new Vec2PropertySource(this.worldAxis);
    } else if (isReferenceAngleProp(id)) {
        return Float.toString((float) Math.toDegrees(this.prismaticJointDef.referenceAngle));
    } else if (isEnableLimitProp(id)) {
        return BooleanUtil.getIntegerFromBoolean(prismaticJointDef.enableLimit);
    } else if (isLowerTranslationProp(id)) {
        return Float.toString(prismaticJointDef.lowerTranslation);
    } else if (isUpperTranslationProp(id)) {
        return Float.toString(prismaticJointDef.upperTranslation);
    } else if (isEnableMotorProp(id)) {
        return BooleanUtil.getIntegerFromBoolean(prismaticJointDef.enableMotor);
    } else if (isMaxMotorForceProp(id)) {
        return Float.toString(prismaticJointDef.maxMotorForce);
    } else if (isMotorSpeedProp(id)) {
        return Float.toString(prismaticJointDef.motorSpeed);
    }/*from ww  w  .  ja  va 2 s . c om*/
    return super.getPropertyValue(id);
}

---

From source file:com.logicdrop.fordchallenge.api.services.IterisService.java

private double distanceFrom(List<String> item) {
    double lat = Double.parseDouble(item.get(0));
    double lng = Double.parseDouble(item.get(1));
    if (IncidentsActivity.getLocation() == null)
        return 0;
    double theta = lng - IncidentsActivity.getLocation().getLongitude();
    double distance = Math.sin(deg2rad(lat)) * Math.sin(deg2rad(IncidentsActivity.getLocation().getLatitude()))
            + Math.cos(deg2rad(lat)) * Math.cos(deg2rad(IncidentsActivity.getLocation().getLatitude()))
                    * Math.cos(deg2rad(theta));
    distance = Math.acos(distance);
    distance = Math.toDegrees(distance);
    distance = distance * 60 * 1.1515;//from ww w.  j a v a 2s .c  o  m
    return distance;
}

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From source file:edu.wpi.first.wpilibj.templates.RobotTemplate.java

public void teleopPeriodic() {
    autonomousModeSelecter();//from w ww  . j  av  a 2  s.  c  o  m

    dirX = driveStick.getX();
    dirY = driveStick.getY();
    dirM = driveStick.getDirectionRadians();

    //if(0<dirM<) 
    driveM.arcadeDrive(driveStick, true); //Enabling Drive with Joystick
    driveA.arcadeDrive(assistStick, true);

    if (driveStick.getRawButton(12)) {
        liftMotor.set(-1.00);
    } else if (assistStick.getRawButton(7)) {
        liftMotor.set(1.00);
    } else
        liftMotor.set(0.00);

    dir = Math.toDegrees(assistStick.getDirectionRadians());

    lcd.println(Line.kUser1, 1, "Teleop Enabled");
    //lcd.println(Line.kUser2, 1, Double.toString(dir));
    //lcd.println(Line.kUser3, 1, Double.toString(dirM));
    //lcd.println(Line.kUser4, 1, Double.toString(dirX));
    //lcd.println(Line.kUser5, 1, Double.toString(dirY));
    lcd.println(Line.kUser4, 1, "Battery Voltage:");
    lcd.println(Line.kUser3, 1, "Compensation Value:");
    lcd.println(Line.kUser4, 17, Double.toString(robotBatteryVoltage));
    lcd.println(Line.kUser3, 20, Double.toString(m));
    lcd.updateLCD();
    Timer.delay(0.005);
}

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