private List <JSIAppPolyline3D> calcProjectedPtCurve3Ds(
List <JSIAppPolyline2D> ptCurve2Ds, Plane cardPlane, Camera camera)
{
List <JSIAppPolyline3D> ptCurve3Ds =
new List <JSIAppPolyline3D>();
foreach (JSIAppPolyline2D ptCurve2D in ptCurve2Ds)
{
JSIPolyline2D polyline2D = (JSIPolyline2D)ptCurve2D.getGeom2D();
List <Vector3> pt3Ds = new List <Vector3>();
foreach (Vector2 pt2D in polyline2D.getPts())
{
Ray ptRay = camera.ScreenPointToRay(pt2D);
float ptDist = float.NaN;
cardPlane.Raycast(ptRay, out ptDist);
Vector3 pt3D = ptRay.GetPoint(ptDist);
pt3Ds.Add(pt3D);
}
JSIAppPolyline3D ptCurve3D = new JSIAppPolyline3D(
"PtCurve3D", pt3Ds, 0.01f, Color.black);
ptCurve3Ds.Add(ptCurve3D);
}
return(ptCurve3Ds);
}
private List <JSIAppPolyline3D> createLocalPtCurve3Ds(
List <JSIAppPolyline3D> ptCurve3Ds, Vector3 cardCtr,
Vector3 cardXDir, Vector3 cardYDir, Vector3 cardZDir)
{
List <JSIAppPolyline3D> localPtCurve3Ds =
new List <JSIAppPolyline3D>();
foreach (JSIAppPolyline3D ptCurve3D in ptCurve3Ds)
{
JSIPolyline3D polyline3D = (JSIPolyline3D)ptCurve3D.getGeom3D();
List <Vector3> localPt3Ds = new List <Vector3>();
foreach (Vector3 pt3D in polyline3D.getPts())
{
Vector3 dif = pt3D - cardCtr;
float x = Vector3.Dot(dif, cardXDir);
float y = Vector3.Dot(dif, cardYDir);
float z = Vector3.Dot(dif, cardZDir);
Vector3 localPt3D = new Vector3(x, y, z);
localPt3Ds.Add(localPt3D);
}
JSIAppPolyline3D localPtCurve3D = new JSIAppPolyline3D(
"PtCurve3D", localPt3Ds, 0.01f, Color.black);
localPtCurve3Ds.Add(localPtCurve3D);
}
return(localPtCurve3Ds);
}
//constructor
public JSIGrid() : base("Grid")
{
//x-direction lines
for (int i = 0; i < JSIGrid.NUM_X_GRID_LINES; i++)
{
List <Vector3> pts = new List <Vector3>();
pts.Add(new Vector3(
-JSIGrid.LENGTH / 2.0f, 0.0f, (float)i - 2.0f));
pts.Add(new Vector3(
+JSIGrid.LENGTH / 2.0f, 0.0f, (float)i - 2.0f));
JSIAppPolyline3D line = new JSIAppPolyline3D("XGridLine", pts,
JSIGrid.WIDTH, JSIGrid.COLOR);
this.addChild(line);
}
//z-direction lines
for (int i = 0; i < JSIGrid.NUM_Z_GRID_LINES; i++)
{
List <Vector3> pts = new List <Vector3>();
pts.Add(new Vector3(
(float)i - 2.0f, 0.0f, -JSIGrid.LENGTH / 2.0f));
pts.Add(new Vector3(
(float)i - 2.0f, 0.0f, +JSIGrid.LENGTH / 2.0f));
JSIAppPolyline3D line = new JSIAppPolyline3D("ZGridLine", pts,
JSIGrid.WIDTH, JSIGrid.COLOR);
this.addChild(line);
}
}
