public UFace[] connected() {
if (edge == null) {
logErr("UFace.connected: Edges not calculated");
return null;
}
if (connected == null) {
connected = new UFace[3];
for (int i = 0; i < edge.length; i++) {
if (edge[i] != null) {
ArrayList<UFace> ef = edge[i].getF();
UFace ff = null;
if (ef.size() > 0) {
ff = ef.get(0);
if (ff.equals(this) && ef.size() > 1) {
ff = edge[i].faces.get(1);
}
if (ff.equals(this)) ff = null;
}
connected[i] = ff;
}
}
}
return connected;
}
public boolean equals(Object o) {
UFace of = (UFace) o;
of.getV();
if (parent != null && (of.parent != null && parent == of.parent)) {
return (vID[0] == of.vID[0] && vID[1] == of.vID[1] && vID[2] == of.vID[2]);
} else {
if (!v[0].equals(of.v[0])) return false;
if (!v[1].equals(of.v[1])) return false;
if (!v[2].equals(of.v[2])) return false;
}
return true;
}
public boolean facingSameWay(UFace ff) {
UVertex n = normal();
UVertex n2 = ff.normal();
int cnt = 0;
cnt += sign(n.x) == sign(n2.x) ? 1 : 0;
cnt += sign(n.y) == sign(n2.y) ? 1 : 0;
cnt += sign(n.z) == sign(n2.z) ? 1 : 0;
return cnt == 3;
}
public boolean equalsVID(UFace f) {
if (f.vIDSorted == null) {
int id[] = new int[3];
System.arraycopy(f.vID, 0, id, 0, 3);
Arrays.sort(id);
f.vIDSorted = id;
}
if (vIDSorted == null) {
int id[] = new int[3];
System.arraycopy(vID, 0, id, 0, 3);
Arrays.sort(id);
vIDSorted = id;
}
if (vIDSorted[0] == f.vIDSorted[0]
&& vIDSorted[1] == f.vIDSorted[1]
&& vIDSorted[2] == f.vIDSorted[2]) return true;
return false;
}
public void init() {
if (main.nav == null) main.nav = new UNav3D();
UVertex v = new UVertex(1000, 0, 0);
f = new UFace().set(v.copy(), v.copy().rotY(120 * DEG_TO_RAD), v.copy().rotY(240 * DEG_TO_RAD));
f.reverse();
UVertex.rotX(f.getV(), PI / 6);
UVertex.rotZ(f.getV(), PI * 0.33f);
UMB.log(f.getV());
f.rotX(f.rnd(TWO_PI)).rotZ(f.rnd(TWO_PI));
fv = UIntersections.faceYPlane(f, 0);
lines = null;
UMB.log(UMB.str(fv, ' ', null));
plane = UGeoGenerator.meshPlane(2000, 2000, 20).rotX(HALF_PI);
}
public void draw() {
p.translate(p.width / 2, p.height / 2);
p.lights();
main.nav.doTransforms();
p.stroke(255);
// UMB.ppush().protX(HALF_PI).prect(1000,1000).ppop();
p.noFill();
if (f != null) {
UMB.ppush();
f.draw().drawNormal(100);
// f.pline(f.getV()[0], f.centroid());
// f.pline(f.getV()[1], f.centroid());
// f.pline(f.getV()[2], f.centroid());
UMB.ppop();
}
if (fv != null) {
int cnt = 0;
for (UVertex vv : fv)
if (vv != null) {
UMB.pstroke(p.color(255, (cnt++) % 2 * 255, 0));
UMB.pline(vv, new UVertex());
UMB.ppush().pstroke(0xffffffff).pfill(0xffff000).pellipse(vv, R, R).ppop();
}
}
plane.draw();
if (lines != null) drawLines();
else {
}
}