@Override
public A get(int x, int y) {
if ((x >= base.lowX() && x < base.highX()) && (y >= base.lowY() && y < base.highY())) {
return base.get(x, y); // Its inside
} else if ((x == base.lowX() - 1 || x == base.highX() + 1)
&& (y >= base.lowY() - 1 && y < base.highY() + 1)) {
return pad; // Its immediate above or below
} else if ((y == base.lowY() - 1 || y == base.highY() + 1)
&& (x >= base.lowX() - 1 && x < base.highX() + 1)) {
return pad; // Its immediately left or right
} else {
return base.defaultValue();
}
}
/**
* Build a single path from all of the contour parts.
*
* <p>May be disjoint and have holes (thus GeneralPath).
*
* @param classified The line-segment classifiers
* @param isoDivided Original classification, used to disambiguate saddle conditions
* @return Resulting contour
*/
public static final GeneralPath assembleContours(
Aggregates<MC_TYPE> classified, Aggregates<Boolean> isoDivided) {
GeneralPath isoPath = new GeneralPath(GeneralPath.WIND_EVEN_ODD);
// Find an unambiguous case of an actual line, follow it around and build the line.
// Stitching sets the line segments that have been "consumed" to MC_TYPE.empty, so segments
// are only processed once.
for (int x = classified.lowX(); x < classified.highX(); x++) {
for (int y = classified.lowY(); y < classified.highY(); y++) {
MC_TYPE type = classified.get(x, y);
if (type != MC_TYPE.empty
&& type != MC_TYPE.surround
&& type != MC_TYPE.diag_one
&& type != MC_TYPE.diag_two) {
stichContour(classified, isoDivided, isoPath, x, y);
}
}
}
return isoPath;
}
@Override
public int lowY() {
return base.lowY();
}
public int lowY() {
return base.lowY() - 1;
}