public SplineSection(SplineSection input)
{
startPoint = input.startPoint;
startTangent = input.startTangent;
endPoint = input.endPoint;
endTangent = input.endTangent;
parent = input.parent;
}
public void ResetAllSegments()
{
for (int i = 0; i < splineSegments.Length; i++)
{
splineSegments[i].ResetSegment();
splineSegments[i].SetContinuity(enforceContinuousSpline);
splineSegments[i].SetSegmentStatus();
}
splineSegments = null;
splineSegments = new SplineSection[1];
splineSegments[0] = new SplineSection(transform);
splineSegments[0].endTangent = new Vector3(1f, 0f, 1f);
splineSegments[0].endPoint = new Vector3(0.5f, 0f, 0.5f);
splineSegments[0].startPoint = new Vector3(-0.5f, 0f, -0.5f);
splineSegments[0].startTangent = new Vector3(-1f, 0f, -1f);
}
// Flatten a specified axis
public void Flatten(string axis)
{
if (axis == "X")
{
for (int i = 0; i < splineSegments.Length; i++)
{
SplineSection temp = splineSegments[i];
temp.startPoint = new Vector3(0f, temp.startPoint.y, temp.startPoint.z);
temp.startTangent = new Vector3(0f, temp.startTangent.y, temp.startTangent.z);
temp.endPoint = new Vector3(0f, temp.endPoint.y, temp.endPoint.z);
temp.endTangent = new Vector3(0f, temp.endTangent.y, temp.endTangent.z);
splineSegments[i] = new SplineSection(temp);
}
}
if (axis == "Y")
{
for (int i = 0; i < splineSegments.Length; i++)
{
SplineSection temp = splineSegments[i];
temp.startPoint = new Vector3(temp.startPoint.x, 0f, temp.startPoint.z);
temp.startTangent = new Vector3(temp.startPoint.x, 0f, temp.startTangent.z);
temp.endPoint = new Vector3(temp.endPoint.x, 0f, temp.endPoint.z);
temp.endTangent = new Vector3(temp.endTangent.x, 0f, temp.endTangent.z);
splineSegments[i] = new SplineSection(temp);
}
}
if (axis == "Z")
{
for (int i = 0; i < splineSegments.Length; i++)
{
SplineSection temp = splineSegments[i];
temp.startPoint = new Vector3(temp.startPoint.x, temp.startPoint.y, 0f);
temp.startTangent = new Vector3(temp.startPoint.x, temp.startTangent.y, 0f);
temp.endPoint = new Vector3(temp.endPoint.x, temp.endPoint.y, 0f);
temp.endTangent = new Vector3(temp.endTangent.x, temp.endTangent.y, 0f);
splineSegments[i] = new SplineSection(temp);
}
}
}
// Extend the length of the spline by one in the Backward direction
public void AddNewStart()
{
// Create a temp array of Spline Sections and populate it with the current content of the spline Segments array
SplineSection[] temp = new SplineSection[splineSegments.Length];
for (int i = 0; i < temp.Length; i++)
{
temp[i] = new SplineSection(splineSegments[i]);
}
// Unset and reinitialize the current array
splineSegments = null;
splineSegments = new SplineSection[temp.Length + 1];
// Get the old array contents from the temp buffer
for (int i = 0; i < temp.Length; i++)
{
splineSegments[i + 1] = new SplineSection(temp[i]);
}
//int leng = 0;
// Create a new SplineSection and set it based on the current StartPoint
splineSegments[0] = new SplineSection(splineSegments[1]);
splineSegments[0].endPoint = new Vector3(splineSegments[1].startPoint.x, splineSegments[1].startPoint.y, splineSegments[1].startPoint.z);
splineSegments[0].endTangent = new Vector3(splineSegments[1].startTangent.x, splineSegments[1].startTangent.y, splineSegments[1].startTangent.z);
// The direction and startTangent of the new segment should be based off of the normalized local space startTangent of the next segment
Vector3 normtan = new Vector3(splineSegments[1].startPoint.x - -splineSegments[1].startTangent.x, splineSegments[1].startPoint.y - -splineSegments[1].startTangent.y, splineSegments[1].startPoint.z - -splineSegments[1].startTangent.z);
normtan.Normalize();
normtan *= Vector3.Distance(splineSegments[1].startPoint, splineSegments[1].endPoint);
splineSegments[0].startPoint = new Vector3(splineSegments[0].endPoint.x + normtan.x, splineSegments[0].endPoint.y + normtan.y, splineSegments[0].endPoint.z + normtan.z);
normtan *= 0.25f;
splineSegments[0].startTangent = new Vector3(splineSegments[0].startPoint.x + normtan.x, splineSegments[0].startPoint.y + normtan.y, splineSegments[0].startPoint.z + normtan.z);
// Set status of all spline segments
UpdateSegments();
}