void DisplayCatmullRomSpline(int pos)
{
//Clamp to allow looping
Vector3[] pnt =
{
points[ClampListPos(pos - 1)].position,
points[pos].position,
points[ClampListPos(pos + 1)].position,
points[ClampListPos(pos + 2)].position
};
//Just assign a tmp value to this
Vector3 lastPos = Vector3.zero;
//t is always between 0 and 1 and determines the resolution of the spline
//0 is always at p1
for (float t = 0; t < 1; t += 0.1f)
{
//Find the coordinates between the control points with a Catmull-Rom spline
CatmullRomSpline spline = new CatmullRomSpline();
Vector3 newPos = spline.GetPoint(t, pnt);
//Cant display anything the first iteration
if (t == 0)
{
lastPos = newPos;
continue;
}
Gizmos.DrawLine(lastPos, newPos);
lastPos = newPos;
}
//Also draw the last line since it is always less than 1, so we will always miss it
Gizmos.DrawLine(lastPos, pnt[2]);
}
// public Vector3 startPoint;
// public Color color;
public override void Rebuild()
{
Vector3[] points = new Vector3[length];
Vector3[] line = new Vector3[detail];
print(startPoint);
for (int i = 0; i < points.Length; i++)
{
if (i == 0)
{
points[i] = startPoint;
}
// print(points[i]);
else
{
points[i] = points[i - 1] + Random.insideUnitSphere * strokeLength;
}
}
for (int i = 0; i < line.Length; i++)
{
float percent = (float)i / (float)line.Length;
line[i] = CatmullRomSpline.GetSplinePos(points, percent);
}
lineRenderer.positionCount = detail;
lineRenderer.SetPositions(line);
lineRenderer.startColor = color;
lineRenderer.endColor = color;
lineRenderer.widthMultiplier = width;
}
public void Create(Vector3 pos, float initSpeed, string name, Texture2D pic)
{
trail.Emit = false;
hud.SetHudNameAndPic(name, pic, this);
mov = this.gameObject.GetComponent <CatmullRomMovement>();
spline = (CatmullRomSpline)GameObject.Find("Root").GetComponent <CatmullRomSpline>();
mov.startOffset = spline.GetClosestPointAtSpline(pos);
mov.speed = initSpeed;
mov.DelayedStart();
trail.Emit = true;
float hue = Random.Range(0.01f, 0.999f);
for (int i = 0; i < 5; i++)
{
gradientColor[i].color = new HSBColor((hue + (hueStep * i)) % 1f, 1, 1, 1 - (0.25f * i)).ToColor();
gradientColor[i].time = i * 0.25f;
gradientAlpha[i].alpha = 1 - (0.25f * i);
gradientAlpha[i].time = i * 0.25f;
}
gradient.SetKeys(gradientColor, gradientAlpha);
trail.TrailData.ColorOverLife = gradient;
}
public override void Rebuild(Vector3[] positions, Color[] colors)
{
Vector3[] line = new Vector3[detail];
for (int i = 0; i < line.Length; i++)
{
float percent = (float)i / (float)line.Length;
line[i] = CatmullRomSpline.GetSplinePos(positions, percent);
}
lineRenderer.positionCount = detail;
lineRenderer.SetPositions(line);
Gradient g = new Gradient();
GradientColorKey[] keys = new GradientColorKey[colors.Length];
for (int i = 0; i < colors.Length; i++)
{
GradientColorKey k = new GradientColorKey();
k.color = colors[i];
k.time = (float)i / (float)colors.Length;
keys[i] = k;
// print(keys[i].color);
}
g.colorKeys = keys;
lineRenderer.colorGradient = g;
// lineRenderer.startColor = color;
// lineRenderer.endColor = color;
lineRenderer.widthMultiplier = scale;
}
void Start()
{
fragments = new GameObject[fragmentNum];
Vector3 position = Vector3.zero;
for (int i = 0; i < fragmentNum; i++) {
fragments[i] = (GameObject) Instantiate(fragmentPrefab, position, Quaternion.identity);
fragments[i].transform.parent = transform;
SpringJoint joint = fragments[i].GetComponent<SpringJoint>();
if (i > 0) {
joint.connectedBody = fragments[i - 1].rigidbody;
}
position += interval;
}
LineRenderer renderer = GetComponent<LineRenderer>();
renderer.SetVertexCount((fragmentNum - 1) * splineFactor + 1);
xPositions = new float[fragmentNum];
yPositions = new float[fragmentNum];
zPositions = new float[fragmentNum];
splineX = new CatmullRomSpline(xPositions);
splineY = new CatmullRomSpline(yPositions);
splineZ = new CatmullRomSpline(zPositions);
}
//float EaseOutQuad (float t) { return (--t) * t * t + 1; }
private void LateUpdate()
{
InitializeIfNeeded();
ControlsToScales();
// GetParticles is allocation free because we reuse the m_Particles buffer between updates
int numParticlesAlive = m_System.GetParticles(m_Particles);
// Change only the particles that are alive
for (int i = 0; i < numParticlesAlive; i++)
{
float id = (float)m_Particles [i].randomSeed * .00001f;
int index = (int)(m_Particles [i].randomSeed % numParticlesAlive);
float s = Mathf.Min(1, ((m_Particles [i].startLifetime - m_Particles [i].remainingLifetime) / m_Particles [i].startLifetime)); // * lerpToTarget.w);
//s = EasingFunction.EaseOutCubic (0,1,s);
Vector3 offset = GetNoisePosition(id) * CatmullRomSpline.GetSplinePos(scales, s).magnitude;
float timeLerp = map(s, lerpToTarget.x, lerpToTarget.y, 0, 1);
m_Particles [i].position =
Vector3.Lerp(
(CatmullRomSpline.GetSplinePos(pos, s) + offset),
endTarget.localToWorldMatrix.MultiplyPoint(endTargetPos[i]),
Mathf.SmoothStep(0, 1, timeLerp * lerpToTarget.z)
);
m_Particles [i].position += GetNoisePosition(noiseData.w + (m_Particles [i].position.x * noiseData.x) + Time.time * noiseData.y) * noiseData.z;
m_Particles [i].startColor = Color.Lerp(m_Particles [i].startColor, lerpToColor, timeLerp * amountToLerpColor);
m_Particles [i].startSize = map(particleSize[i], 0, 1, particleSizeMinMax.x, particleSizeMinMax.y);
}
// Apply the particle changes to the particle system
m_System.SetParticles(m_Particles, numParticlesAlive);
}
private void DrawSplineInspector(MeshCreator meshCreator, List <Vector2> points, bool isClosed)
{
meshCreator.splineResolution = EditorGUILayout.Slider("Resolution", meshCreator.splineResolution, CatmullRomSpline.MIN_RESOLUTION, 0.25f);
meshCreator.splineSimplification = (SplineSimplification.Type)EditorGUILayout.EnumPopup("Simplify spline", meshCreator.splineSimplification);
if (meshCreator.splineSimplification == SplineSimplification.Type.None)
{
return;
}
float area = CatmullRomSpline.BoundingBoxArea(points);
if (meshCreator.splineSimplification == SplineSimplification.Type.ByRelativeBoundingBoxArea)
{
meshCreator.minRelativeSplineArea = EditorGUILayout.Slider("Minimal shape area percentage", meshCreator.minRelativeSplineArea, 0, 1, null);
meshCreator.minAbsoluteSplineArea = meshCreator.minRelativeSplineArea * area;
EditorGUI.BeginDisabledGroup(true);
meshCreator.minAbsoluteSplineArea = EditorGUILayout.Slider("Minimal absolute area", meshCreator.minAbsoluteSplineArea, 0, area, null);
EditorGUI.EndDisabledGroup();
}
else
{
meshCreator.minAbsoluteSplineArea = EditorGUILayout.Slider("Minimal absolute area", meshCreator.minAbsoluteSplineArea, 0, area, null);
meshCreator.minRelativeSplineArea = Mathf.Clamp01(meshCreator.minAbsoluteSplineArea / area);
EditorGUI.BeginDisabledGroup(true);
meshCreator.minRelativeSplineArea = EditorGUILayout.Slider("Minimal shape area percentage", meshCreator.minRelativeSplineArea, 0, 1, null);
EditorGUI.EndDisabledGroup();
}
var simplifiedPoints = GetSimplifiedSplinePoints(meshCreator, points, isClosed);
if (points.Count != simplifiedPoints.Count)
{
EditorGUILayout.HelpBox("Point count: " + simplifiedPoints.Count + "/" + points.Count, MessageType.Info);
}
}
void Start()
{
fragments = new GameObject[fragmentNum];
Vector3 position = Vector3.zero;
for (int i = 0; i < fragmentNum; i++)
{
fragments[i] = Instantiate(fragmentPrefab, position, Quaternion.identity);
fragments[i].transform.SetParent(transform);
var joint = fragments[i].GetComponent <SpringJoint>();
if (i > 0)
{
joint.connectedBody = fragments[i - 1].GetComponent <Rigidbody>();
}
position += interval;
}
var renderer = GetComponent <LineRenderer>();
renderer.positionCount = (fragmentNum - 1) * splineFactor + 1;
xPositions = new float[fragmentNum];
yPositions = new float[fragmentNum];
zPositions = new float[fragmentNum];
splineX = new CatmullRomSpline(xPositions);
splineY = new CatmullRomSpline(yPositions);
splineZ = new CatmullRomSpline(zPositions);
}
Vector3 BezierSurface(float u, float v)
{
return(Vector3.Lerp(
CatmullRomSpline.GetSplinePos(LineA, u),
CatmullRomSpline.GetSplinePos(LineB, u),
v));
}
public void Invalidate()
{
if (shape == null || Points == null || Points.Length < 2)
{
return;
}
CatmullRomSpline spline = new CatmullRomSpline(Points);
var step = 1.0f / 1000.0f;
var previous = new Vector3(Single.PositiveInfinity, Single.PositiveInfinity, Single.PositiveInfinity);
for (int i = 0; i <= 1000; i++)
{
var position = spline.Evaluate(i * step);
var d = Vector3.Distance(position, previous);
if (d > Step)
{
pointList.Add(position);
previous = position;
}
}
if (pointList.Count < 1)
{
return;
}
shape.SetPoints(pointList.ToArray());
pointList.Clear();
}
public void Init()
{
if (lineCursor == null)
{
Debug.Log("GameObject is not assigned!");
Application.Quit();
}
// setups the script to track input cursor in 3D space
cursorTransform = lineCursor.transform;
//Get MeshRenderer and set to color of the cursor
MeshRenderer mr = GetComponent <MeshRenderer>();
//Create a new mesh builder:
meshBuilder = new MeshBuilder();
// IMPORTANT: instantiates new object for mesh
go = Instantiate(meshObject, new Vector3(0, 0, 0), Quaternion.identity) as GameObject;
go.tag = "Trail";
if (scene != null)
{
go.transform.parent = scene.transform;
}
//Look for a MeshFilter component attached to this GameObject:
filter = go.GetComponent <MeshFilter>();
//Look for a MeshCollider component attached to this GameObject:
meshCollider = go.GetComponent <MeshCollider>();
// creates the spline
spline = new CatmullRomSpline();
// add knots via position
List <Knot> knots = spline.knots;
Vector3 point = cursorTransform.position;
// initiate normals at the starting knot
knotBinormals = new List <Vector3>();
knotLengths = new List <float>();
for (int i = 0; i < 3; ++i)
{
addCursorTransform();
}
knots.Add(new Knot(point));
knots.Add(new Knot(point));
knots.Add(new Knot(point));
knots.Add(new Knot(point));
knots.Add(new Knot(point));
startKnot = 0;
//Build the mesh:
StartTracking();
}
public void SplineGeneratesAllPoints()
{
var spline = new CatmullRomSpline(new[] { new Vector2(0, 0), new Vector2(0, 10), new Vector2(10, 10), new Vector2(10, 0) });
var expected = new[] { new Vector2(0.64f, 10.45f), new Vector2(1.52f, 10.8f), new Vector2(2.58f, 11.05f), new Vector2(3.76f, 11.2f), new Vector2(5, 11.25f), new Vector2(6.239999f, 11.2f), new Vector2(7.420001f, 11.05f), new Vector2(8.480001f, 10.8f), new Vector2(9.360002f, 10.45f) };
var points = spline.InterpolatePoints(10);
Assert.Equal(expected, points, new VectorEqualityComparer());
}
public override void OnInspectorGUI()
{
Color baseCol = GUI.color;
spline = (CatmullRomSpline)target;
CheckRotations();
EditorGUI.BeginChangeCheck();
{
EditorGUILayout.Space();
Blue_BoldLable("Spline 基本设定");
SplineBasicSettings();
EditorGUILayout.Space();
ParentingSplineUI();
AddCatmullRomSegment();
EditorGUILayout.Space();
if (Button("Export as mesh"))
{
string path = EditorUtility.SaveFilePanelInProject("Save river mesh", "", "asset", "Save river mesh");
if (path.Length != 0 && spline.meshfilter.sharedMesh != null)
{
AssetDatabase.CreateAsset(spline.meshfilter.sharedMesh, path);
AssetDatabase.Refresh();
spline.GenerateSpline();
}
}
}
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(spline, "Spline changed");
spline.GenerateSpline();
}
EditorGUILayout.Space();
if (spline.beginningSpline)
{
if (!spline.beginningSpline.endingChildSplines.Contains(spline))
{
spline.beginningSpline.endingChildSplines.Add(spline);
}
}
if (spline.endingSpline)
{
if (!spline.endingSpline.beginnigChildSplines.Contains(spline))
{
spline.endingSpline.beginnigChildSplines.Add(spline);
}
}
}
public void InitNURBS(CatmullRomSpline spline, float trackLength, Vector3 dir)
{
this.spline = spline;
this.trackLength = trackLength;
filter = GetComponent <MeshFilter>();
CreateMeshTrail(dir, 0, Vector3.one);
BuildMesh();
}
void Start()
{
_tr = transform;
_tCamera = 0f;
_curve = gameObject.GetComponent <CatmullRomSpline>();
_cubeActor = GameObject.Find("Cube").GetComponent <CubeActor>();
_capsuleActor = GameObject.Find("Capsule").GetComponent <CapsuleActor>();
}
// Update is called once per frame
void Update()
{
if (speed != 0)
{
t += Time.deltaTime * speed;
}
this.transform.position = CatmullRomSpline.GetSplinePos(pos, Mathf.Clamp(t % 1, 0, 1));
this.transform.LookAt(CatmullRomSpline.GetSplinePos(pos, Mathf.Clamp((t - .001f) % 1, 0, 1)));
prev = this.transform.position;
}
public static void Test()
{
float[] values = { 0f, 1f, 2f, 3f, 4f };
var interpolation = new CatmullRomSpline(values);
Debug.Log(interpolation.GetValue(-1f));
Debug.Log(interpolation.GetValue(3.5f));
Debug.Log(interpolation.GetValue(4f));
Debug.Log(interpolation.GetValue(5f));
}
void OnDrawGizmos()
{
// Draw a yellow sphere at the transform's position
Gizmos.color = Color.yellow;
for (int i = 0; i < 29; i++)
{
Gizmos.DrawLine(CatmullRomSpline.GetSplinePos(pos, (float)i / 30),
CatmullRomSpline.GetSplinePos(pos, ((float)i + 1) / 30));
}
}
void Start()
{
GameController.HereFromDel += SetIsHereFromSimulation;
controller = GetComponent <GameController>().controller;
spline = GetComponent <GameController>().spline;
gameController = GetComponent <GameController>();
stateOutput = GetComponent <GameController>().stateOutput;
}
public static void Test()
{
float[] values = { 0f, 1f, 2f, 3f, 4f };
var interpolation = new CatmullRomSpline(values);
Debug.Log(interpolation.GetValue(-1f));
Debug.Log(interpolation.GetValue(3.5f));
Debug.Log(interpolation.GetValue(4f));
Debug.Log(interpolation.GetValue(5f));
}
// Use this for initialization
void Start()
{
Mesh mesh = new Mesh();
CatmullRomSpline spline = new CatmullRomSpline();
Vector3[] pos = new Vector3[points.Count];
Quaternion[] rot = new Quaternion[points.Count];
for (int i = 0; i < points.Count; i++)
{
pos[i] = points[i].transform.position;
rot[i] = points[i].transform.rotation;
}
Vector3 tangent;
for (int i = 0; i < points.Count; i++)
{
tangent = Vector3.Cross(spline.GetTangent(i, pos), Vector3.forward);
if (tangent.magnitude == 0)
{
tangent = Vector3.Cross(spline.GetTangent(i, pos), Vector3.up);
}
points[i].transform.rotation = Quaternion.Euler(tangent);
}
OrientedPoint[] oPoints = new OrientedPoint[(int)(1 / resolution)];
for (float i = 0f; i < 1.0f; i += resolution)
{
if (i != 0f || i != 1f)
{
oPoints[(int)i * 10].position = spline.GetPoint(i, pos);
tangent = Vector3.Cross(spline.GetTangent(i, pos), Vector3.forward);
if (tangent.magnitude == 0)
{
tangent = Vector3.Cross(spline.GetTangent(i, pos), Vector3.up);
}
oPoints[(int)i * 10].rotation = Quaternion.Euler(tangent);
}
}
Vector2[] verts = { new Vector2(0, 0), new Vector2(1, 0) };
Vector2[] normals = { new Vector2(0, 1), new Vector2(0, 1) };
int[] lines = { 0, 1 };
Shape shape = new Shape(verts, normals, lines);
Extrude extrusao = new Extrude(ref mesh, shape, oPoints);
this.GetComponent <MeshFilter>().sharedMesh = mesh;
}
void Start()
{
spline = (CatmullRomSpline)GameObject.Find("Root").GetComponent <CatmullRomSpline>();
myTransform = transform;
splineTimeLimit = spline.TimeLimit;
_t = startOffset;
if (!shouldntStartAuto)
{
StartCoroutine("ComputeOffset");
StartCoroutine("LerpOffset");
StartCoroutine("Movement");
}
}
void Start()
{
thisGameObject = gameObject;
myTransform = transform;
rootGo = GameObject.Find("Root");
myTransform.parent = rootGo.transform;
root = (CatmullRomSpline)rootGo.GetComponent <CatmullRomSpline>();
if (shouldAddOnStart)
{
AddNodeToSpline();
}
}
void Start()
{
// Events
GameController.HereFromDel += SetIsHereFromSimulation;
// Catmull-Rom spline. It draws trajectories between positions
spline = GetComponent <GameController>().spline;
// Controllers
controller = GetComponent <GameController>().controller;
gameController = GetComponent <GameController>();
stateMessageControl = GetComponent <StateMessageControl>();
}
private void DrawCurve(List <Vector2> controlPoints, int steps, int t)
{
if (controlPoints.Count >= 2)
{
List <Vector2> points = CatmullRomSpline.GenerateSpline(controlPoints, steps, t);
Vector3 previousPoint = points[0];
for (int i = 1; i < points.Count; i++)
{
Gizmos.DrawLine(previousPoint, points[i]);
previousPoint = points[i];
}
}
}
private void Init()
{
if (spline == null)
{
spline = new CatmullRomSpline();
}
origin = Vector3.zero; //transform.position;
mesh = GetComponent <MeshFilter>().mesh;
#if UNITY_4_0
mesh.MarkDynamic();
#endif
allocatedNbQuad = advancedParameters.baseNbQuad;
maxInstanciedTriCount = 0;
lastStartingQuad = 0;
quadOffset = 0;
vertices = new Vector3[advancedParameters.baseNbQuad * NbVertexPerQuad];
triangles = new int[advancedParameters.baseNbQuad * NbTriIndexPerQuad];
uv = new Vector2[advancedParameters.baseNbQuad * NbVertexPerQuad];
uv2 = new Vector2[advancedParameters.baseNbQuad * NbVertexPerQuad];
colors = new Color[advancedParameters.baseNbQuad * NbVertexPerQuad];
normals = new Vector3[advancedParameters.baseNbQuad * NbVertexPerQuad];
Vector3 n = normal;
if (n == Vector3.zero)
{
n = (transform.position - Camera.main.transform.position).normalized;
}
for (int i = 0; i < normals.Length; i++)
{
normals[i] = n;
}
//spline.knots.Clear();
spline.Clear();
List <Knot> knots = spline.knots;
Vector3 point = transform.position;
knots.Add(new Knot(point));
knots.Add(new Knot(point));
knots.Add(new Knot(point));
knots.Add(new Knot(point));
knots.Add(new Knot(point));
}
IEnumerator positionCheck()
{
while (true)
{
cachedPos = myTransform.position;
yield return(new WaitForSeconds(0.1f)); //Update interval set to 0.1 sec.
if (cachedPos != myTransform.position)
{
root = rootGo.GetComponent <CatmullRomSpline>();
root.AddNode(thisGameObject);
}
}
}
void CountSplines()
{
var lineRenderer = GetComponent <LineRenderer>();
lineRenderer.positionCount = (fragmentCount - 1) * splineFactor + 1;
xPositions = new float[fragmentCount];
yPositions = new float[fragmentCount];
zPositions = new float[fragmentCount];
splineX = new CatmullRomSpline(xPositions);
splineY = new CatmullRomSpline(yPositions);
splineZ = new CatmullRomSpline(zPositions);
}
void Update()
{
for (int i = 0; i < detail; i++)
{
if (tube.vertices != null)
{
if (tube.vertices[i] != null)
{
tube.vertices[i].point = CatmullRomSpline.GetSplinePos(tubePoints, (float)i / detail);
tube.vertices[i].radius = width;
}
}
}
}
void Awake()
{
profileCurve = null;
CalculateTargetArraySize();
myTransform = transform;
triangles = new List <int>();
stacksOfVertexes = new List <Vertex>();
col = GetComponent <MeshCollider>();
meshFilter = GetComponent <MeshFilter>();
root = GameObject.Find("Root");
spline = (CatmullRomSpline)GameObject.Find("Root").GetComponent <CatmullRomSpline>();
cam = GameObject.Find("Main Camera");
camTrans = cam.transform;
}
private void GenerateRiverBed(float[,] heightMap)
{
int resolution = heightMap.GetLength(0);
// River width
int riverWidth = (int)(resolution * riverWidthPercent) - 2;
int maxRiverVariance = (int)(riverWidth * 0.17f);
// Shore
int shoreWidth = (int)(resolution * 0.1f);
int maxShoreVariance = (int)(shoreWidth * 0.15f);
// River indices
int startOfRiver = (resolution - riverWidth) / 2;
int endOfRiver = (resolution + riverWidth) / 2;
// Generate control points
List <Vector2> mainControlPoints = GenerateControlPoints(resolution, maxRiverVariance, 2);
List <Vector2> leftControlPoints = AdjustControlPoints(mainControlPoints, startOfRiver);
List <Vector2> rightControlPoints = AdjustControlPoints(mainControlPoints, endOfRiver);
// Spline Curves
List <Vector2> leftSplineCurve = CatmullRomSpline.GenerateSpline(leftControlPoints);
List <Vector2> rightSplineCurve = CatmullRomSpline.GenerateSpline(rightControlPoints);
// Interpolate rest of curve
var leftRiver = ConnectRiverBends(leftSplineCurve);
var rightRiver = ConnectRiverBends(rightSplineCurve);
// Set left boundary
foreach (Vector2Int leftBoundary in leftRiver)
{
heightMap[leftBoundary.x, leftBoundary.y] = riverDepth;
}
// Color left half of river, starting from center
for (int y = 0; y < resolution; y++)
{
for (int i = resolution / 2; heightMap[i, y] != riverDepth; i--)
{
heightMap[i, y] = riverDepth;
}
}
// Set right boundary
foreach (Vector2Int rightBoundary in rightRiver)
{
heightMap[rightBoundary.x, rightBoundary.y] = riverDepth;
}
// Color until we hit right boundary, start from center
for (int y = 0; y < resolution; y++)
{
for (int i = resolution / 2 + 1; heightMap[i, y] != riverDepth; i++)
{
heightMap[i, y] = riverDepth;
}
}
}
private void Update(float updatePeriod)
{
//timeSec += e.Time;
//var seconds = (float)timeSec;
var seconds = (float)timeSource.Elapsed.TotalSeconds;
var activeSegment = CatmullRomSpline.FindSegment(seconds, wayPoints.Count);
var pos = CatmullRomSpline.EvaluateSegment(wayPoints[activeSegment.Item1]
, wayPoints[activeSegment.Item2]
, wayTangents[activeSegment.Item1]
, wayTangents[activeSegment.Item2]
, seconds - (float)Math.Floor(seconds));
bird.CenterX = pos.X;
bird.CenterY = pos.Y;
}
private void Init()
{
if (spline == null) {
spline = new CatmullRomSpline ();
spline.NbSubSegmentPerSegment = SubSegmentPerSegmentNumber;
}
origin = Vector3.zero;//transform.position;
mesh = GetComponent<MeshFilter> ().mesh;
#if UNITY_4_0
mesh.MarkDynamic();
#endif
allocatedNbQuad = advancedParameters.baseNbQuad;
maxInstanciedTriCount = 0;
lastStartingQuad = 0;
quadOffset = 0;
vertices = new Vector3[advancedParameters.baseNbQuad * NbVertexPerQuad];
triangles = new int[advancedParameters.baseNbQuad * NbTriIndexPerQuad];
uv = new Vector2[advancedParameters.baseNbQuad * NbVertexPerQuad];
uv2 = new Vector2[advancedParameters.baseNbQuad * NbVertexPerQuad];
colors = new Color[advancedParameters.baseNbQuad * NbVertexPerQuad];
normals = new Vector3[advancedParameters.baseNbQuad * NbVertexPerQuad];
Vector3 n = normal;
if (n == Vector3.zero) {
n = (transform.position - Camera.main.transform.position).normalized;
}
for (int i=0; i<normals.Length; i++) {
normals [i] = n;
}
//spline.knots.Clear();
spline.Clear ();
List<Knot> knots = spline.knots;
Vector3 point = transform.position;
spline.AddKnot (point);
spline.AddKnot (point);
spline.AddKnot (point);
spline.AddKnot (point);
spline.AddKnot (point);
// knots.Add (new Knot (point));
// knots.Add (new Knot (point));
// knots.Add (new Knot (point));
// knots.Add (new Knot (point));
// knots.Add (new Knot (point));
}
/// <summary>
/// Setup constructor. Sets the base spline and an offset from it
/// </summary>
/// <param name="baseSpline"> Base CM spline </param>
/// <param name="offset"> Offset from base spline </param>
public OffsetCatmullRomSpline( CatmullRomSpline baseSpline, float offset )
{
m_BaseSpline = baseSpline;
m_Offset = offset;
m_BaseSpline.OnChangedEvent += OnBaseSplineChanged;
}
private static void MakeEvaluator( ref CatmullRomSpline.Evaluator eval, float t, ControlledSpline baseSpline, float offset )
{
eval.Points = new Point3[ 4 ];
eval.CpIndex = ( int )t;
eval.LocalT = t - eval.CpIndex;
SplineControlPoints controlPoints = baseSpline.ControlPoints;
if ( eval.CpIndex == 0 )
{
eval.Points[ 0 ] = controlPoints[ 0 ].Position + controlPoints[ 0 ].Frame.Binormal * offset;
}
else
{
eval.Points[ 0 ] = controlPoints[ eval.CpIndex - 1 ].Position + controlPoints[ eval.CpIndex - 1 ].Frame.Binormal * offset;
}
Vector3 point1Offset = controlPoints[ eval.CpIndex ].Frame.Binormal * offset;
eval.Points[ 1 ] = controlPoints[ eval.CpIndex ].Position + point1Offset;
Vector3 point2Offset;
int lastCp = controlPoints.Count - 1;
if ( eval.CpIndex >= lastCp )
{
point2Offset = point1Offset;
eval.Points[ 2 ] = controlPoints[ lastCp ].Position + point2Offset;
}
else
{
point2Offset = controlPoints[ eval.CpIndex + 1 ].Frame.Binormal * offset;
eval.Points[ 2 ] = controlPoints[ eval.CpIndex + 1 ].Position + point2Offset;
}
if ( ( eval.CpIndex + 1 ) >= lastCp )
{
eval.Points[ 3 ] = controlPoints[ lastCp ].Position + point2Offset;
}
else
{
eval.Points[ 3 ] = controlPoints[ eval.CpIndex + 2 ].Position + controlPoints[ eval.CpIndex + 2 ].Frame.Binormal * offset;
}
}
