/// <summary>
/// Adds Polygons to the argument PolyMesh that connect two cross sections
/// matching this cross section definition; the first cross section vertex index
/// is specified by crossSectionStartIdx0 and the second by crossSectionStartIdx1.
/// </summary>
public void AddConnectingPolygons(PolyMesh polyMesh,
int crossSectionStartIdx0,
int crossSectionStartIdx1) {
var cs0 = crossSectionStartIdx0;
var cs1 = crossSectionStartIdx1;
for (int i = 0; i < numSegments; i++) {
var poly = new Polygon();
poly.verts = Pool<List<int>>.Spawn();
poly.verts.Clear();
int iPlusOne = (i + 1) % numSegments;
poly.verts.Add(cs0 + i);
poly.verts.Add(cs0 + iPlusOne);
poly.verts.Add(cs1 + iPlusOne);
poly.verts.Add(cs1 + i);
polyMesh.AddPolygon(poly);
}
}
private void refreshMesh()
{
if (outputToFilter == null)
{
return;
}
if (outputToFilter.sharedMesh == null)
{
outputToFilter.sharedMesh = new Mesh();
outputToFilter.sharedMesh.name = "PoseRibbonMesh Test";
}
var mesh = outputToFilter.sharedMesh;
mesh.Clear();
var pose0 = poseSource0.ToLocalPose();
var pose1 = poseSource1.ToLocalPose();
var pose2 = poseSource2.ToLocalPose();
var poses = Pool <List <Pose> > .Spawn();
poses.Clear();
try {
poses.Add(pose0); poses.Add(pose1); poses.Add(pose2);
if (!usePolyMeshMethod)
{
#region Non-PolyMesh Method
var verts = Pool <List <Vector3> > .Spawn(); verts.Clear();
var indices = Pool <List <int> > .Spawn(); indices.Clear();
try {
for (int i = 0; i < poses.Count; i++)
{
var p = poses[i];
verts.Add(left(p));
verts.Add(right(p));
}
int vertsPerPose = 2;
bool closeLoop = vertsPerPose != 2;
for (int p = 0; p + 1 < poses.Count; p++)
{
for (int csi = 0; csi < vertsPerPose - (closeLoop ? 0 : 1); csi++)
{
var csRootIndex = p * vertsPerPose;
var nextCSRootIndex = (p + 1) * vertsPerPose;
var i0 = csRootIndex + csi;
var i1 = nextCSRootIndex + csi;
var i2 = nextCSRootIndex + ((csi + 1) % vertsPerPose);
var i3 = csRootIndex + ((csi + 1) % vertsPerPose);
indices.Add(i0);
indices.Add(i1);
indices.Add(i2);
indices.Add(i0);
indices.Add(i2);
indices.Add(i3);
}
}
mesh.SetVertices(verts);
mesh.SetTriangles(indices, 0, true);
mesh.RecalculateNormals();
}
finally {
verts.Clear(); Pool <List <Vector3> > .Recycle(verts);
indices.Clear(); Pool <List <int> > .Recycle(indices);
}
#endregion
}
else
{
polyMesh.Clear();
// quad 0
polyMesh.AddPosition(left(pose0));
polyMesh.AddPosition(right(pose0));
polyMesh.AddPosition(left(pose1));
polyMesh.AddPosition(right(pose1));
var newPoly = Polygon.SpawnQuad(1, 0, 2, 3);
polyMesh.AddPolygon(newPoly);
// quad 1
polyMesh.AddPosition(left(pose2));
polyMesh.AddPosition(right(pose2));
var nextPoly = Polygon.SpawnQuad(3, 2, 4, 5);
polyMesh.AddPolygon(nextPoly);
// mark the edge between the two quads as smooth.
polyMesh.MarkEdgeSmooth(new Edge(2, 3));
polyMesh.FillUnityMesh(mesh, doubleSided: true);
}
}
finally {
poses.Clear();
Pool <List <Pose> > .Recycle(poses);
}
}