public System.Drawing.Point[] GetBox(int scale, int centerX, int centerY, out System.Drawing.Point invisible, List <System.Windows.Forms.Label> debug)
{
var points = ProjectionTool.ToArray(_box);
var projection = ProjectionTool.Projection(points, (double)TypeOfProjection / 2, 45);
int invisibleIndex = ProjectionTool.FindInvisible(points, debug);
invisibleIndex = 0;
switch (invisibleIndex)
{
case 0:
invisibleIndex = 2;
break;
case 1:
invisibleIndex = 3;
break;
case 2:
invisibleIndex = 0;
break;
case 3:
invisibleIndex = 1;
break;
case 4:
invisibleIndex = 6;
break;
case 5:
invisibleIndex = 7;
break;
case 6:
invisibleIndex = 4;
break;
case 7:
invisibleIndex = 5;
break;
}
var result = ProjectionTool.ToPoints(projection, scale, centerX, centerY);
invisible = result[invisibleIndex];
return(result);
}
public static int FindInvisible(double[,] points, List <System.Windows.Forms.Label> debug)
{
var cameraPoint = new double[, ] {
{ 4, 4, -5 }
};
var projectedCameraPoint = ProjectionTool.Projection(cameraPoint, 1, 45);
var normal = new Point(1, 1, -1);
var projectedNormal = ProjectionTool.Projection(cameraPoint, 1, 45);
var cameraPlain = new Plane(cameraPoint, normal);//new double[] { 1, 1, -1, -2 };
var testRes = new List <double>();
var soTest = ToJagged(points);
testRes.Add(IsVisible(cameraPoint, new Plane(soTest[0], soTest[2], soTest[6])));
testRes.Add(IsVisible(cameraPoint, new Plane(soTest[2], soTest[3], soTest[7])));
testRes.Add(IsVisible(cameraPoint, new Plane(soTest[4], soTest[6], soTest[7])));
testRes.Add(IsVisible(cameraPoint, new Plane(soTest[0], soTest[1], soTest[5])));
testRes.Add(IsVisible(cameraPoint, new Plane(soTest[1], soTest[3], soTest[7])));
testRes.Add(IsVisible(cameraPoint, new Plane(soTest[0], soTest[2], soTest[3])));
int maxDistanceIndex = 0;
double maxDistance = 0;
for (int i = 0; i < points.GetLength(0); i++)
{
var currentPoint = new Point(points[i, 0], points[i, 1], points[i, 2]);
var distance = PlaneDotDistance(currentPoint, cameraPlain);
if (i < debug.Count)
{
debug[i].Text = String.Format("Distance {0}", distance);
}
if (distance > maxDistance)
{
maxDistanceIndex = i;
maxDistance = distance;
}
}
return(maxDistanceIndex);
}
private void panel1_Paint(object sender, PaintEventArgs e)
{
var grafics = e.Graphics;
var pen = new Pen(Color.Black);
System.Drawing.Point invisible;
var points = _house.GetBox(50, panel1.Width / 2, panel1.Height / 2, out invisible, debug);
var index = Array.IndexOf(points, invisible);
label1.Text = index.ToString();
for (int i = 0; i < debug.Count; i++)
{
debug[i].Text = String.Format("X: {0} Y: {1} {2}", points[i].X, points[i].Y, debug[i].Text);
}
var planes = new List <List <int> >()
{
new List <int>()
{
0, 2, 6, 4
},
new List <int>()
{
4, 5, 7, 6
},
new List <int>()
{
2, 3, 7, 6
},
new List <int>()
{
0, 1, 3, 2
},
new List <int>()
{
0, 1, 5, 4
},
new List <int>()
{
1, 5, 7, 3
},
new List <int>()
{
0, 8, 9, 1
},
new List <int>()
{
4, 8, 9, 5
}
};
foreach (var plane in planes)
{
var draw = ProjectionTool.GetPoints(points, plane.ToArray());
//if (!draw.Contains(invisible))
grafics.DrawPolygon(pen, draw);
}
}
private void scrlbarScaling_ValueChanged(object sender, EventArgs e)
{
ProjectionTool.Scale(_house, scrlbarScaling.Value / 10.0);
panel1.Invalidate();
}
private void scrlbarRotateZ_ValueChanged(object sender, EventArgs e)
{
ProjectionTool.Rotate(_house, scrlbarRotateZ.Value, 2);
panel1.Invalidate();
}
private void hScrollBar3_ValueChanged(object sender, EventArgs e)
{
ProjectionTool.Move(_house, scrlbarMovementZ.Value, 2);
panel1.Invalidate();
}
