void Update()
{
timeSinceLastShake += Time.deltaTime;
// Is it time for a new shake?
if (timeSinceLastShake > currentShakeGap)
{
// Iterate through all the control points
for (int index = 0; index < rageSpline.GetPointCount(); index++)
{
// Randomise a new shake vector
Vector3 shakeVector = new Vector3(
Random.Range(-0.5f * shakeSizeInNormalSpace.x, 0.5f * shakeSizeInNormalSpace.x),
Random.Range(-0.5f * shakeSizeInNormalSpace.y, 0.5f * shakeSizeInNormalSpace.y),
0f);
// Get normal and tangent for the control point. We will shake along the normal.
Vector3 normal = rageSpline.GetNormal(index);
Vector3 tangent = Vector3.Cross(normal, Camera.main.transform.forward);
// Set a new position for the control point
targetPositions[index] = originalPositions[index] + shakeVector.x * tangent + shakeVector.y * normal;
}
// When is the next new shake?
currentShakeGap = Random.Range(minFrameGap, maxFrameGap);
timeSinceLastShake = 0f;
}
else
{
// Iterate through all the control points
for (int index = 0; index < rageSpline.GetPointCount(); index++)
{
// Interpolate toward Target positions with Vector3.Lerp()
Vector3 currentPosition = rageSpline.GetPosition(index);
rageSpline.SetPoint(index, Vector3.Lerp(currentPosition, targetPositions[index], Time.deltaTime * (1f / easing)));
}
}
// Finally refresh the visible mesh
rageSpline.RefreshMesh(true, true, false);
// Faster version (possible artifacts)
//rageSpline.RefreshMesh(false, false, false);
}