public void AddSupport()
{
Cylinder3d cyl = new Cylinder3d();
cyl.Create(2.5, 1.5, 10, 15, 2);
m_engine3d.AddObject(cyl);
RaiseAppEvent(eAppEvent.eModelLoaded, "Model Created");
}
public DistPoint3Cylinder3(Vector3D PointIn, Cylinder3d CylinderIn)
{
point = PointIn; cylinder = CylinderIn;
}
/*
* To start, we're going to intersect the entire scene and generate support objects
* we can change this to generate support for individual objects if needed.
*/
public ArrayList GenerateSupportObjects()
{
// ArrayList objects = new ArrayList();
// iterate over the platform size by indicated mm step; // projected resolution in x,y
// generate a 3d x/y point on z=0,
// generate another on the z=zmax
// use this ray to intersect the scene
// foreach intersection point, generate a support
// we gott make sure supports don't collide
// I also have to take into account the
// interface between the support and the model
ArrayList lstsupports = new ArrayList();
// double HX = UVDLPApp.Instance().m_printerinfo.m_PlatXSize / 2; // half X size
// double HY = UVDLPApp.Instance().m_printerinfo.m_PlatYSize / 2; // half Y size
double ZVal = UVDLPApp.Instance().m_printerinfo.m_PlatZSize;
//UVDLPApp.Instance().CalcScene();
m_model.Update();
double MinX = m_model.m_min.x;
double MaxX = m_model.m_max.x;
double MinY = m_model.m_min.y;
double MaxY = m_model.m_max.y;
bool intersected = false;
int scnt = 0; // support count
// iterate from -HX to HX step xtep;
double dts = (MaxX - MinX) / m_sc.xspace;
int its = (int)dts;
int curstep = 0;
for (double x = (MinX + (m_sc.xspace / 2)); x < MaxX; x += m_sc.xspace)
{
RaiseSupportEvent(UV_DLP_3D_Printer.SupportEvent.eProgress, "" + curstep + "/" + its, null);
curstep++;
for (double y = (MinY + (m_sc.yspace / 2)); y < MaxY; y += m_sc.yspace)
{
Point3d bpoint, tpoint;
Point3d lowest = new Point3d(); // the lowest point of intersection on the z axis
bpoint = new Point3d(); // bottom point
tpoint = new Point3d(); // top point
bpoint.Set(x, y, 0.0, 1);
tpoint.Set(x, y, ZVal, 1); // set to the max height
//intersect the scene with a ray
lowest.Set(0, 0, ZVal, 0);
intersected = false; // reset the intersected flag to be false
foreach (Polygon p in m_model.m_lstpolys)
{
Point3d intersect = new Point3d();
// try a less- costly sphere intersect here
if (RTUtils.IntersectSphere(bpoint, tpoint, ref intersect, p.m_center, p.m_radius))
{
// if it intersects,
if (RTUtils.IntersectPoly(p, bpoint, tpoint, ref intersect))
{
// and it's the lowest one
if (intersect.z <= lowest.z)
{
//save this point
intersected = true;
lowest.Set(intersect);
}
}
}
}
// for some reason, we're getting negatively generating cylinders
// that extend to the -Z world axis
// and we're also unnessary support generate on the y -axis that
// do not intersect objects vertically in the x/y plane
if ((lowest.z < ZVal) && intersected && (lowest.z >= 0))
{
// now, generate and add a cylinder here
Cylinder3d cyl = new Cylinder3d();
cyl.Create(m_sc.brad, m_sc.trad, lowest.z, 20, m_sc.vdivs);
cyl.Translate((float)x, (float)y, 0);
cyl.Name = "Support " + scnt;
cyl.IsSupport = true;
cyl.SetColor(Color.Yellow);
scnt++;
lstsupports.Add(cyl);
RaiseSupportEvent(UV_DLP_3D_Printer.SupportEvent.eSupportGenerated, cyl.Name, cyl);
}
}
}
// return objects;
RaiseSupportEvent(UV_DLP_3D_Printer.SupportEvent.eCompleted, "Support Generation Completed", null);
m_generating = false;
return(lstsupports);
}
/*
* To start, we're going to intersect the entire scene and generate support objects
* we can change this to generate support for individual objects if needed.
*/
public static void GenerateSupportObjects(double xstep, double ystep)
{
// ArrayList objects = new ArrayList();
// iterate over the platform size by indicated mm step; // projected resolution in x,y
// generate a 3d x/y point on z=0,
// generate another on the z=zmax
// use this ray to intersect the scene
// foreach intersection point, generate a support
// we gott make sure supports don't collide
// I also have to take into account the
// interface between the support and the model
double HX = UVDLPApp.Instance().m_printerinfo.m_PlatXSize / 2; // half X size
double HY = UVDLPApp.Instance().m_printerinfo.m_PlatYSize / 2; // half Y size
double ZVal = UVDLPApp.Instance().m_printerinfo.m_PlatZSize;
UVDLPApp.Instance().CalcScene();
bool intersected = false;
// iterate from -HX to HX step xtep;
for (double x = -HX; x < HX; x += xstep)
{
for (double y = -HY; y < 0 /*HY*/; y += ystep)
{
Point3d bpoint, tpoint;
Point3d lowest = new Point3d(); // the lowest point of intersection on the z axis
bpoint = new Point3d(); // bottom point
tpoint = new Point3d(); // top point
bpoint.Set(x, y, 0.0, 1);
tpoint.Set(x, y, ZVal, 1); // set to the max height
//intersect the scene with a ray
lowest.Set(0, 0, ZVal, 0);
intersected = false;
foreach (Polygon p in UVDLPApp.Instance().Scene.m_lstpolys)
{
Point3d intersect = new Point3d();
// try a less- costly sphere intersect here
if (RTUtils.IntersectSphere(bpoint, tpoint, ref intersect, p.m_center, p.m_radius))
{
// if it intersects,
if (RTUtils.IntersectPoly(p, bpoint, tpoint, ref intersect))
{
// and it's the lowest one
if (intersect.z <= lowest.z)
{
//save this point
intersected = true;
lowest.Set(intersect);
}
}
}
}
// for some reason, we're getting negatively generating cylinders
// that extend to the -Z world axis
// and we're also unnessary support generate on the y -axis that
// do not intersect objects vertically in the x/y plane
if ((lowest.z < ZVal) && intersected && (lowest.z >= 0))
{
// now, generate and add a cylinder here
Cylinder3d cyl = new Cylinder3d();
cyl.Create(1, .5, lowest.z, 20, 1);
cyl.Translate((float)x, (float)y, 0);
UVDLPApp.Instance().Engine3D.AddObject(cyl);
}
}
}
// return objects;
}
