private void fill() {
if (selectedVertex != -1) {
LinkedList<Integer> selected = new LinkedList<Integer>();
Stack<Integer> tmp = new Stack<Integer>();
int vertex;
boolean[] painted = new boolean[itm.getVertices().length];
tmp.push(new Integer(selectedVertex));
while (!tmp.isEmpty()) {
vertex = tmp.pop();
if (!painted[vertex] && intensities[vertex] >= lowerThreshold) {
selected.push(vertex);
painted[vertex] = true;
for (int i = 0; i < neighbors[vertex].length; ++i) {
tmp.push(new Integer(neighbors[vertex][i]));
}
}
}
currentSegmentation = new ArrayList<Integer>(selected);
HashSet<Integer> curr = new HashSet<Integer>(selected);
outline = new ArrayList<Integer>();
for (int v : currentSegmentation) {
for (int i = 0; i < neighbors[v].length; i++) {
if (!curr.contains(neighbors[v][i])) {
outline.add(v);
break;
}
}
}
}
}
public void calculateOutlines(boolean[] result) {
if (segmentation == null) {
Arrays.fill(result, false);
return;
}
Arrays.fill(result, false);
int[] faces = itm.getFaces();
for (int i = 0; i < itm.nFaces; i += 3) {
int f1 = faces[i];
int f2 = faces[i + 1];
int f3 = faces[i + 2];
int s1 = segmentation[f1];
int s2 = segmentation[f2];
int s3 = segmentation[f3];
if (s1 > 0 && (s2 == 0 || s3 == 0)) result[f1] = true;
if (s2 > 0 && (s1 == 0 || s3 == 0)) result[f2] = true;
if (s3 > 0 && (s1 == 0 || s2 == 0)) result[f3] = true;
}
}
public ArrayList<Integer> calculateOutlines(int label) {
if (segmentation == null) return null;
HashSet<Integer> outline = new HashSet<Integer>();
int[] faces = itm.getFaces();
for (int i = 0; i < itm.nFaces; i += 3) {
int f1 = faces[i];
int f2 = faces[i + 1];
int f3 = faces[i + 2];
int s1 = segmentation[f1];
int s2 = segmentation[f2];
int s3 = segmentation[f3];
if (s1 == label && (s2 == 0 || s3 == 0)) outline.add(f1);
if (s2 == label && (s1 == 0 || s3 == 0)) outline.add(f2);
if (s3 == label && (s1 == 0 || s2 == 0)) outline.add(f3);
}
return new ArrayList<Integer>(outline);
}
