@Override
public WireframeMesh getWireframeMesh() {
if (cachedWire != null) return cachedWire;
// This is a dirty hack.
// TODO: Remove it!
Vec3 vert[] = new Vec3[0];
int[] from = new int[0];
int[] to = new int[0];
if (charges.size() <= 0) {
cachedWire = new NullObject().getWireframeMesh();
return cachedWire;
}
for (Charge c : charges) {
double rad = c.w;
Sphere s = new Sphere(rad, rad, rad);
WireframeMesh wfm = s.getWireframeMesh();
Vec3[] vert2 = new Vec3[vert.length + wfm.vert.length];
int i;
for (i = 0; i < vert.length; i++) vert2[i] = vert[i];
for (Vec3 v : wfm.vert) vert2[i++] = v.plus(new Vec3(c.x, c.y, c.z));
int[] from2 = new int[from.length + wfm.from.length];
for (i = 0; i < from.length; i++) from2[i] = from[i];
for (int foreign = 0; foreign < wfm.from.length; foreign++)
from2[i++] = wfm.from[foreign] + vert.length;
from = from2;
int[] to2 = new int[to.length + wfm.to.length];
for (i = 0; i < to.length; i++) to2[i] = to[i];
for (int foreign = 0; foreign < wfm.to.length; foreign++)
to2[i++] = wfm.to[foreign] + vert.length;
to = to2;
vert = vert2;
}
return (cachedWire = new WireframeMesh(vert, from, to));
}
