// convert the 3D scatter plot into a array of Mesh3D object
public ArrayList GetMeshes()
{
var nDotNo = GetDataNo();
if (nDotNo == 0)
{
return(null);
}
var meshs = new ArrayList();
var nVertIndex = 0;
for (var i = 0; i < nDotNo; i++)
{
var plotItem = Get(i);
var nType = plotItem.shape % SHAPE_NO;
var w = plotItem.w;
var h = plotItem.h;
Mesh3D dot;
m_vertices[i].nMinI = nVertIndex;
switch (nType)
{
case (int)SHAPE.BAR:
dot = new Bar3D(0, 0, 0, w, w, h);
break;
case (int)SHAPE.CONE:
dot = new Cone3D(w, w, h, 7);
break;
case (int)SHAPE.CYLINDER:
dot = new Cylinder3D(w, w, h, 14);
break;
case (int)SHAPE.ELLIPSE:
dot = new Ellipse3D(w, w, h, 7);
break;
case (int)SHAPE.PYRAMID:
dot = new Pyramid3D(w, w, h);
break;
default:
dot = new Bar3D(0, 0, 0, w, w, h);
break;
}
nVertIndex += dot.GetVertexNo();
m_vertices[i].nMaxI = nVertIndex - 1;
TransformMatrix.Transform(dot, new Point3D(plotItem.x, plotItem.y, plotItem.z), plotItem.aX, plotItem.aZ);
dot.SetColor(plotItem.color);
meshs.Add(dot);
}
AddAxesMeshes(meshs);
return(meshs);
}
// add the axes mesh to the Mesh3D array
// if you are using the projection matrix which is not uniform along all the axess, you need change this function
public void AddAxesMeshes(ArrayList meshs)
{
if (!UseAxes)
{
return;
}
var radius = (m_xAxisLength + m_yAxisLength + m_zAxisLength) / (3 * m_axisLengthWidthRatio);
Mesh3D xAxisCylinder = new Cylinder3D(radius, radius, m_xAxisLength, 6);
xAxisCylinder.SetColor(m_axisXColor);
TransformMatrix.Transform(xAxisCylinder,
new Point3D(m_xAxisCenter + m_xAxisLength / 2, m_yAxisCenter, m_zAxisCenter), 0, 90);
meshs.Add(xAxisCylinder);
Mesh3D xAxisCone = new Cone3D(2 * radius, 2 * radius, radius * 5, 6);
xAxisCone.SetColor(m_axisXColor);
TransformMatrix.Transform(xAxisCone,
new Point3D(m_xAxisCenter + m_xAxisLength, m_yAxisCenter, m_zAxisCenter), 0, 90);
meshs.Add(xAxisCone);
Mesh3D yAxisCylinder = new Cylinder3D(radius, radius, m_yAxisLength, 6);
yAxisCylinder.SetColor(m_axisYColor);
TransformMatrix.Transform(yAxisCylinder,
new Point3D(m_xAxisCenter, m_yAxisCenter + m_yAxisLength / 2, m_zAxisCenter), 90, 90);
meshs.Add(yAxisCylinder);
Mesh3D yAxisCone = new Cone3D(2 * radius, 2 * radius, radius * 5, 6);
yAxisCone.SetColor(m_axisYColor);
TransformMatrix.Transform(yAxisCone,
new Point3D(m_xAxisCenter, m_yAxisCenter + m_yAxisLength, m_zAxisCenter), 90, 90);
meshs.Add(yAxisCone);
Mesh3D zAxisCylinder = new Cylinder3D(radius, radius, m_zAxisLength, 6);
zAxisCylinder.SetColor(m_axisZColor);
TransformMatrix.Transform(zAxisCylinder,
new Point3D(m_xAxisCenter, m_yAxisCenter, m_zAxisCenter + m_zAxisLength / 2), 0, 0);
meshs.Add(zAxisCylinder);
Mesh3D zAxisCone = new Cone3D(2 * radius, 2 * radius, radius * 5, 6);
zAxisCone.SetColor(m_axisZColor);
TransformMatrix.Transform(zAxisCone,
new Point3D(m_xAxisCenter, m_yAxisCenter, m_zAxisCenter + m_zAxisLength), 0, 0);
meshs.Add(zAxisCone);
}
private void AddAxesLabelsMeshes(ArrayList meshs)
{
var radius = (m_xAxisLength + m_yAxisLength + m_zAxisLength) / (3 * m_axisLengthWidthRatio);
Mesh3D xAxisCylinder = new Cylinder3D(radius, radius, m_xAxisLength / 10, 6);
xAxisCylinder.SetColor(m_axisXColor);
TransformMatrix.Transform(xAxisCylinder,
new Point3D(m_xAxisCenter / 15 + m_xAxisLength / 10 / 2, m_yAxisCenter / 15, m_zAxisCenter / 15), 0, 90);
meshs.Add(xAxisCylinder);
Mesh3D xAxisCone = new Cone3D(2 * radius, 2 * radius, radius * 5, 6);
xAxisCone.SetColor(m_axisXColor);
TransformMatrix.Transform(xAxisCone,
new Point3D(m_xAxisCenter / 15 + m_xAxisLength / 10, m_yAxisCenter / 15, m_zAxisCenter / 15), 0, 90);
meshs.Add(xAxisCone);
Mesh3D yAxisCylinder = new Cylinder3D(radius, radius, m_yAxisLength / 10, 6);
yAxisCylinder.SetColor(m_axisYColor);
TransformMatrix.Transform(yAxisCylinder,
new Point3D(m_xAxisCenter / 15, m_yAxisCenter / 15 + m_yAxisLength / 10 / 2, m_zAxisCenter / 15), 90, 90);
meshs.Add(yAxisCylinder);
Mesh3D yAxisCone = new Cone3D(2 * radius, 2 * radius, radius * 5, 6);
yAxisCone.SetColor(m_axisYColor);
TransformMatrix.Transform(yAxisCone,
new Point3D(m_xAxisCenter / 15, m_yAxisCenter / 15 + m_yAxisLength / 10, m_zAxisCenter / 15), 90, 90);
meshs.Add(yAxisCone);
Mesh3D zAxisCylinder = new Cylinder3D(radius, radius, m_zAxisLength / 10, 6);
zAxisCylinder.SetColor(m_axisZColor);
TransformMatrix.Transform(zAxisCylinder,
new Point3D(m_xAxisCenter / 15, m_yAxisCenter / 15, m_zAxisCenter / 15 + m_zAxisLength / 10 / 2), 0, 0);
meshs.Add(zAxisCylinder);
Mesh3D zAxisCone = new Cone3D(2 * radius, 2 * radius, radius * 5, 6);
zAxisCone.SetColor(m_axisZColor);
TransformMatrix.Transform(zAxisCone,
new Point3D(m_xAxisCenter / 15, m_yAxisCenter / 15, m_zAxisCenter / 15 + m_zAxisLength / 10), 0, 0);
meshs.Add(zAxisCone);
}