protected void correctPosition(
BasicModelData obj, PositionSettings pos, List<HeightInfo> positions) {
double xVar = xRatio;
double zVar = zRatio;
double x = obj.getX();
double z = obj.getZ();
if (!positions.isEmpty() || collisionTree != null) {
HeightInfo actual = new HeightInfo(obj.getX(), 0, obj.getZ());
HeightInfo nearest = new HeightInfo(Double.MAX_VALUE, 0, Double.MAX_VALUE);
if (!positions.isEmpty()) {
nearest = findNearest(positions, actual, nearest);
x = nearest.getX();
z = nearest.getZ();
}
if (collisionTree != null) {
actual.setSx(obj.getSx());
actual.setSz(obj.getSz());
TreeNode place = collisionTree.findPlace(actual);
if (place != null) {
x = place.getMid()[0];
z = place.getMid()[1];
double nodeRange = place.getRange();
xVar = nodeRange + 1 - actual.getSx();
zVar = nodeRange + 1 - actual.getSz();
TreeNode.mark(place);
} else {
collisionDetected = true;
}
}
}
obj.setX(x + randomizeDouble(-xVar, xVar));
obj.setZ(z + randomizeDouble(-zVar, zVar));
correctPosition(obj, pos);
}
protected void setPosition(
PositionSettings pos, List<HeightInfo> heights, BasicModelData obj, int heightPos) {
HeightInfo height = heights.get(heightPos);
obj.setPosition(
height.getX() + randomizeDouble(-xRatio, xRatio),
randomizeDouble(pos.getMinY(), pos.getMaxY()),
height.getZ() + randomizeDouble(-zRatio, zRatio));
correctPosition(obj, pos, heights);
}
private HeightInfo findNearest(
List<HeightInfo> positions, HeightInfo actual, HeightInfo nearest) {
double minLength = Double.MAX_VALUE;
Collections.shuffle(positions);
for (HeightInfo i : positions) {
if (i.equals(actual)) {
return i;
}
double tempLenght = getLength(i.getX(), nearest.getX(), i.getZ(), nearest.getZ());
if (minLength < 0.5) {
break;
}
if (tempLenght < minLength) {
minLength = tempLenght;
nearest = i;
}
}
return nearest;
}