override public void updateRender()
{
// Get heading
float heading = body.rotation.eulerAngles.y;
// Get track
Vector3 velocityInPlane = new Vector3(rb.velocity.x, 0, rb.velocity.z);
velocityInPlane = Quaternion.AngleAxis(-heading, Vector3.up) * velocityInPlane;
float track = -Mathf.Atan2(velocityInPlane.x, velocityInPlane.z) * Mathf.Rad2Deg;
// Apply track ball rotation
trackBall.gameObject.SetActive(Mathf.Abs(velocityInPlane.z) > 0.1);
// keep heading in range [1,360]
while (heading >= 360.5)
{
heading -= 360;
}
while (heading < 0.5)
{
heading += 360;
}
// keep track in range [1,360]
while (track >= 360)
{
track -= 360;
}
while (track < 0)
{
track += 360;
}
// calculate and apply rotation of compass rose
float rotation = rotationAtZero + heading;
rose.localEulerAngles = new Vector3(rose.transform.localEulerAngles.x, rose.transform.localEulerAngles.y, rotation);
// apply track ball rotation
trackBall.localEulerAngles = new Vector3(trackBall.localEulerAngles.x, trackBall.localEulerAngles.y, track);
// update heading readout
readout.text = (heading + 0.5f) < 10 ? "00" + ((int)(heading + 0.5f)).ToString() :
(heading + 0.5f) < 100 ? "0" + ((int)(heading + 0.5f)).ToString() : ((int)(heading + 0.5f)).ToString();
// retrive map range
float range = rangeController.getRange();
// auto-fill the range rings labels
for (int i = 0; i < ranges.Length; ++i)
{
ranges[i].text = (range / ((float)(ranges.Length)) * (float)(i + 1)).ToString();
}
}
override public void updateRender()
{
// Retrieve displayed range
range = rangeController.getRange(); // in Nautical Miles
float rangeInMeters = range * 1852.0f;
// Rotate map by H/C heading
float mapRotation = helicopter.rotation.eulerAngles.y;
map.localEulerAngles = new Vector3(0, 0, mapRotation);
// Update waypoints and legs on map
int imageIdx = 0;
for (imageIdx = 0; imageIdx < waypointTransforms.Count; imageIdx++)
{
if (imageIdx < waypointImages.Length)
{
// WAYPOINT
// Transform waypoint relative to H/C
Vector3 relativeWptPos = waypointTransforms[imageIdx].position - helicopter.position;
// Position waypoint without consideration for heading. The whole map will be rotated later for heading.
float relativeX = relativeWptPos.x / rangeInMeters * rangeInPixels;
float relativeY = relativeWptPos.z / rangeInMeters * rangeInPixels;
waypointImages[imageIdx].localPosition = new Vector3(relativeX, relativeY, 0);
// apply -heading rotation to keep waypoint images upward on the map after heading rotation is applied
waypointImages[imageIdx].localEulerAngles = new Vector3(0, 0, -mapRotation);
waypointImages[imageIdx].gameObject.SetActive(true);
// Set color of waypoint
if (imageIdx == flightPlanController.getActiveWaypoint())
{
waypointImages[imageIdx].GetComponent <Image>().color = Color.magenta;
}
else
{
waypointImages[imageIdx].GetComponent <Image>().color = Color.white;
}
// LEGS
// https://answers.unity.com/questions/865927/draw-a-2d-line-in-the-new-ui.html
if (imageIdx > 0)
{
// Find coordinates of previous waypoint
Vector3 prev_relativeWptPos = waypointTransforms[imageIdx - 1].position - helicopter.position;
float prev_relativeX = prev_relativeWptPos.x / rangeInMeters * rangeInPixels;
float prev_relativeY = prev_relativeWptPos.z / rangeInMeters * rangeInPixels;
Vector3 pointA = new Vector3(prev_relativeX, prev_relativeY, 0);
Vector3 pointB = new Vector3(relativeX, relativeY, 0);
// leg vector
Vector3 differenceVector = pointB - pointA;
// draw leg (resize rectangular image on map)
legImages[imageIdx - 1].sizeDelta = new Vector2(differenceVector.magnitude, lineWidth);
legImages[imageIdx - 1].pivot = new Vector2(0, 0.5f);
legImages[imageIdx - 1].localPosition = pointA;
float angle = Mathf.Atan2(differenceVector.y, differenceVector.x) * Mathf.Rad2Deg + mapRotation;
legImages[imageIdx - 1].rotation = Quaternion.Euler(0, 0, angle);
legImages[imageIdx - 1].gameObject.SetActive(true);
// set leg color
if (imageIdx == flightPlanController.getActiveWaypoint())
{
legImages[imageIdx - 1].GetComponent <Image>().color = Color.magenta;
}
else
{
legImages[imageIdx - 1].GetComponent <Image>().color = Color.white;
}
}
}
}
// hide remaining waypoints images
for (int i = imageIdx; i < waypointImages.Length; ++i)
{
waypointImages[i].gameObject.SetActive(false);
}
// hide remaining legs images
for (int i = imageIdx - 1; i < legImages.Length; ++i)
{
if (i >= 0)
{
legImages[i].gameObject.SetActive(false);
}
}
}
