public void Show()
{
this.Clear();
var deleteList = new List <LED3DObjectSet>();
foreach (var obj in this.objects)
{
if (obj.obj.IsExpired())
{
deleteList.Add(obj);
}
else
{
if (obj.filter == null)
{
obj.obj.Draw(this);
}
else
{
obj.obj.Draw(obj.filter);
}
}
}
foreach (var obj in deleteList)
{
this.objects.Remove(obj);
}
LED.Show();
}
public void SetLed(double x, double y, double z, RGB color)
{
int ix, iy, iz;
ix = Util.Round(x);
iy = Util.Round(y);
iz = Util.Round(z);
if (ix < 0 || ix >= LED.WIDTH)
{
return;
}
if (iy < 0 || iy >= LED.HEIGHT)
{
return;
}
if (iz < 0 || iz >= LED.DEPTH)
{
return;
}
if (color.A == 0x00)
{
return;
}
RGB setcolor = color;
if (color.A != 0xff)
{
RGB dest;
if (this.canvas[ix, iy, iz] != null)
{
dest = (RGB)this.canvas[ix, iy, iz];
}
else
{
dest = new RGB(0, 0, 0);
}
// alpha blend
// Cr = Cd * (1 - As) + Cs * As
float newr = dest.Rf * (1 - color.Af) + color.Rf * color.Af;
float newg = dest.Gf * (1 - color.Af) + color.Gf * color.Af;
float newb = dest.Bf * (1 - color.Af) + color.Bf * color.Af;
setcolor = new RGB(newr, newg, newb);
}
this.canvas[ix, iy, iz] = (object)setcolor;
LED.SetLed(ix, iy, iz,
setcolor.ToInt());
}
private void Clear()
{
for (int x = 0; x < LED.WIDTH; x++)
{
for (int y = 0; y < LED.HEIGHT; y++)
{
for (int z = 0; z < LED.DEPTH; z++)
{
canvas[x, y, z] = null;
}
}
}
LED.Clear();
}