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EllipsoidTag.java
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EllipsoidTag.java
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package com.denizenscript.denizen.objects;
import com.denizenscript.denizen.objects.notable.NotableManager;
import com.denizenscript.denizen.utilities.debugging.Debug;
import com.denizenscript.denizencore.flags.AbstractFlagTracker;
import com.denizenscript.denizencore.flags.FlaggableObject;
import com.denizenscript.denizencore.flags.SavableMapFlagTracker;
import com.denizenscript.denizencore.objects.*;
import com.denizenscript.denizencore.objects.core.ElementTag;
import com.denizenscript.denizencore.objects.core.ListTag;
import com.denizenscript.denizencore.tags.ObjectTagProcessor;
import com.denizenscript.denizencore.objects.notable.Notable;
import com.denizenscript.denizencore.objects.notable.Note;
import com.denizenscript.denizencore.tags.Attribute;
import com.denizenscript.denizencore.tags.TagContext;
import com.denizenscript.denizencore.tags.TagRunnable;
import com.denizenscript.denizencore.utilities.CoreUtilities;
import com.denizenscript.denizencore.utilities.YamlConfiguration;
import org.bukkit.Location;
import org.bukkit.util.Vector;
import java.util.ArrayList;
import java.util.List;
import java.util.function.Predicate;
public class EllipsoidTag implements ObjectTag, Notable, Cloneable, AreaContainmentObject, FlaggableObject {
// <--[ObjectType]
// @name EllipsoidTag
// @prefix ellipsoid
// @base ElementTag
// @implements FlaggableObject, AreaObject
// @format
// The identity format for ellipsoids is <x>,<y>,<z>,<world>,<x-radius>,<y-radius>,<z-radius>
// For example, 'ellipsoid@1,2,3,space,7,7,7'.
//
// @description
// An EllipsoidTag represents an ellipsoidal region in the world.
//
// The word 'ellipsoid' means a less strict sphere.
// Basically: an "ellipsoid" is to a 3D "sphere" what an "ellipse" (or "oval") is to a 2D "circle".
//
// This object type can be noted.
//
// This object type is flaggable when it is noted.
// Flags on this object type will be stored in the notables.yml file.
//
// -->
public static List<EllipsoidTag> getNotableEllipsoidsContaining(Location location) {
List<EllipsoidTag> ellipsoids = new ArrayList<>();
for (EllipsoidTag ellipsoid : NotableManager.getAllType(EllipsoidTag.class)) {
if (ellipsoid.contains(location)) {
ellipsoids.add(ellipsoid);
}
}
return ellipsoids;
}
//////////////////
// OBJECT FETCHER
////////////////
@Deprecated
public static EllipsoidTag valueOf(String string) {
return valueOf(string, null);
}
/**
* Gets an Ellipsoid Object from a string form.
*
* @param string the string
*/
@Fetchable("ellipsoid")
public static EllipsoidTag valueOf(String string, TagContext context) {
if (string.startsWith("ellipsoid@")) {
string = string.substring(10);
}
if (string.contains("@")) {
return null;
}
Notable noted = NotableManager.getSavedObject(string);
if (noted instanceof EllipsoidTag) {
return (EllipsoidTag) noted;
}
List<String> split = CoreUtilities.split(string, ',');
if (split.size() != 7) {
return null;
}
WorldTag world = WorldTag.valueOf(split.get(3), false);
if (world == null) {
return null;
}
for (int i = 0; i < 7; i++) {
if (i != 3 && !ArgumentHelper.matchesDouble(split.get(i))) {
if (context == null || context.showErrors()) {
Debug.echoError("EllipsoidTag input is not a valid decimal number: " + split.get(i));
return null;
}
}
}
LocationTag location = new LocationTag(world.getWorld(), Double.parseDouble(split.get(0)), Double.parseDouble(split.get(1)), Double.parseDouble(split.get(2)));
LocationTag size = new LocationTag(null, Double.parseDouble(split.get(4)), Double.parseDouble(split.get(5)), Double.parseDouble(split.get(6)));
return new EllipsoidTag(location, size);
}
/**
* Determines whether a string is a valid ellipsoid.
*
* @param arg the string
* @return true if matched, otherwise false
*/
public static boolean matches(String arg) {
try {
return EllipsoidTag.valueOf(arg, CoreUtilities.noDebugContext) != null;
}
catch (Exception e) {
return false;
}
}
@Override
public EllipsoidTag clone() {
return new EllipsoidTag(center.clone(), size.clone());
}
@Override
public ObjectTag duplicate() {
if (noteName != null) {
return this;
}
return clone();
}
///////////////
// Constructors
/////////////
public EllipsoidTag(LocationTag center, LocationTag size) {
this.center = center;
this.size = size;
}
/////////////////////
// INSTANCE FIELDS/METHODS
/////////////////
public LocationTag center;
public LocationTag size;
public String noteName = null;
public AbstractFlagTracker flagTracker = null;
@Override
public ListTag getBlocks(Predicate<Location> test) {
List<LocationTag> initial = getCuboidBoundary().getBlocks_internal(test);
ListTag list = new ListTag();
for (LocationTag loc : initial) {
if (contains(loc)) {
list.addObject(loc);
}
}
return list;
}
public List<LocationTag> getBlockLocationsUnfiltered(boolean doMax) {
List<LocationTag> initial = getCuboidBoundary().getBlockLocationsUnfiltered(doMax);
List<LocationTag> locations = new ArrayList<>();
for (LocationTag loc : initial) {
if (contains(loc)) {
locations.add(loc);
}
}
return locations;
}
@Override
public ListTag getShell() {
ListTag output = new ListTag();
double yScale = size.getY();
int maxY = (int) Math.floor(yScale);
output.addObject(new LocationTag(center.getBlockX(), center.getBlockY() - maxY, center.getBlockZ(), center.getWorldName()));
if (maxY != 0) {
output.addObject(new LocationTag(center.getBlockX(), center.getBlockY() + maxY, center.getBlockZ(), center.getWorldName()));
}
for (int y = -maxY; y <= maxY; y++) {
double yProgMin = Math.min(1.0, (Math.abs(y) + 1) / yScale);
double yProgMax = Math.abs(y) / yScale;
double minSubWidth = Math.sqrt(1.0 - yProgMin * yProgMin);
double maxSubWidth = Math.sqrt(1.0 - yProgMax * yProgMax);
double minX = size.getX() * minSubWidth - 1;
double minZ = size.getZ() * minSubWidth - 1;
double maxX = size.getX() * maxSubWidth;
double maxZ = size.getZ() * maxSubWidth;
for (int x = 0; x < maxX; x++) {
for (int z = 0; z < maxZ; z++) {
double scaleTestMin = (x * x) / (minX * minX) + (z * z) / (minZ * minZ);
double scaleTestMax = (x * x) / (maxX * maxX) + (z * z) / (maxZ * maxZ);
if (scaleTestMin >= 1.0 && scaleTestMax <= 1.0) {
output.addObject(new LocationTag(center.getBlockX() + x, center.getBlockY() + y, center.getBlockZ() + z, center.getWorldName()));
if (x != 0) {
output.addObject(new LocationTag(center.getBlockX() - x, center.getBlockY() + y, center.getBlockZ() + z, center.getWorldName()));
}
if (z != 0) {
output.addObject(new LocationTag(center.getBlockX() + x, center.getBlockY() + y, center.getBlockZ() - z, center.getWorldName()));
}
if (x != 0 && z != 0) {
output.addObject(new LocationTag(center.getBlockX() - x, center.getBlockY() + y, center.getBlockZ() - z, center.getWorldName()));
}
}
}
}
}
return output;
}
public boolean contains(Location test) {
if (test.getWorld() == null || !test.getWorld().getName().equals(center.getWorld().getName())) {
return false;
}
double xbase = test.getX() - center.getX();
double ybase = test.getY() - center.getY();
double zbase = test.getZ() - center.getZ();
return ((xbase * xbase) / (size.getX() * size.getX())
+ (ybase * ybase) / (size.getY() * size.getY())
+ (zbase * zbase) / (size.getZ() * size.getZ()) <= 1);
}
public boolean intersects(ChunkTag chunk) {
int xMin = chunk.getX() * 16;
int zMin = chunk.getZ() * 16;
LocationTag locTest = chunk.getCenter();
// This mess gets a position within the chunk that is as closes as possible to the ellipsoid's center
locTest.setY(center.getY());
if (center.getX() > xMin) {
if (center.getX() < xMin + 16) {
locTest.setX(center.getX());
}
else {
locTest.setX(center.getX());
}
}
if (center.getZ() > zMin) {
if (center.getZ() < zMin + 16) {
locTest.setZ(center.getZ());
}
else {
locTest.setZ(center.getZ());
}
}
return contains(locTest);
}
String prefix = "ellipsoid";
@Override
public String getPrefix() {
return prefix;
}
@Override
public String debuggable() {
if (isUnique()) {
return "ellipsoid@" + noteName + "<GR> (" + identifyFull() + ")";
}
else {
return identifyFull();
}
}
@Override
public boolean isUnique() {
return noteName != null;
}
@Override
@Note("Ellipsoids")
public Object getSaveObject() {
YamlConfiguration section = new YamlConfiguration();
section.set("object", identifyFull());
section.set("flags", flagTracker.toString());
return section;
}
@Override
public void makeUnique(String id) {
EllipsoidTag toNote = clone();
toNote.noteName = id;
toNote.flagTracker = new SavableMapFlagTracker();
NotableManager.saveAs(toNote, id);
}
@Override
public void forget() {
NotableManager.remove(this);
noteName = null;
flagTracker = null;
}
@Override
public int hashCode() {
if (noteName != null) {
return noteName.hashCode();
}
return center.hashCode() + size.hashCode();
}
@Override
public boolean equals(Object other) {
if (!(other instanceof EllipsoidTag)) {
return false;
}
EllipsoidTag ellipsoid2 = (EllipsoidTag) other;
if ((noteName == null) != (ellipsoid2.noteName == null)) {
return false;
}
if (noteName != null && !noteName.equals(ellipsoid2.noteName)) {
return false;
}
if (!center.getWorldName().equals(ellipsoid2.center.getWorldName())) {
return false;
}
if (center.distanceSquaredNoWorld(ellipsoid2.center) >= 0.25) {
return false;
}
if (size.distanceSquaredNoWorld(ellipsoid2.size) >= 0.25) {
return false;
}
return true;
}
@Override
public String getObjectType() {
return "Ellipsoid";
}
@Override
public String identify() {
if (isUnique()) {
return "ellipsoid@" + noteName;
}
else {
return identifyFull();
}
}
@Override
public String identifySimple() {
return identify();
}
public String identifyFull() {
return "ellipsoid@" + center.getX() + "," + center.getY() + "," + center.getZ() + "," + center.getWorldName()
+ "," + size.getX() + "," + size.getY() + "," + size.getZ();
}
@Override
public String toString() {
return identify();
}
@Override
public ObjectTag setPrefix(String prefix) {
if (prefix != null) {
this.prefix = prefix;
}
return this;
}
@Override
public AbstractFlagTracker getFlagTracker() {
return flagTracker;
}
@Override
public void reapplyTracker(AbstractFlagTracker tracker) {
if (noteName != null) {
this.flagTracker = tracker;
}
}
@Override
public String getReasonNotFlaggable() {
if (noteName == null) {
return "the area is not noted - only noted areas can hold flags";
}
return "unknown reason - something went wrong";
}
@Override
public CuboidTag getCuboidBoundary() {
return new CuboidTag(center.clone().subtract(size.toVector()), center.clone().add(size.toVector()));
}
@Override
public WorldTag getWorld() {
return new WorldTag(center.getWorldName());
}
@Override
public EllipsoidTag withWorld(WorldTag world) {
LocationTag loc = center.clone();
loc.setWorld(world.getWorld());
return new EllipsoidTag(loc, size.clone());
}
public static void registerTags() {
AbstractFlagTracker.registerFlagHandlers(tagProcessor);
AreaContainmentObject.registerTags(tagProcessor);
// <--[tag]
// @attribute <EllipsoidTag.random>
// @returns LocationTag
// @description
// Returns a random decimal location within the ellipsoid.
// Note that distribution of results will not be completely even.
// -->
registerTag("random", (attribute, object) -> {
// This is an awkward hack to try to weight towards the center a bit (to counteract the weight-away-from-center that would otherwise happen).
double y = (Math.sqrt(CoreUtilities.getRandom().nextDouble()) * 2 - 1) * object.size.getY();
Vector result = new Vector();
result.setY(y);
double yProg = Math.abs(y) / object.size.getY();
double subWidth = Math.sqrt(1.0 - yProg * yProg);
double maxX = object.size.getX() * subWidth;
double maxZ = object.size.getZ() * subWidth;
result.setX(maxX * (CoreUtilities.getRandom().nextDouble() * 2 - 1));
result.setZ(maxZ * (CoreUtilities.getRandom().nextDouble() * 2 - 1));
LocationTag out = object.center.clone();
out.add(result);
return out;
});
// <--[tag]
// @attribute <EllipsoidTag.location>
// @returns LocationTag
// @description
// Returns the location of the ellipsoid.
// -->
registerTag("location", (attribute, object) -> {
return object.center;
});
// <--[tag]
// @attribute <EllipsoidTag.size>
// @returns LocationTag
// @description
// Returns the size of the ellipsoid.
// -->
registerTag("size", (attribute, object) -> {
return object.size;
});
// <--[tag]
// @attribute <EllipsoidTag.add[<location>]>
// @returns EllipsoidTag
// @description
// Returns a copy of this ellipsoid, shifted by the input location.
// -->
registerTag("add", (attribute, object) -> {
if (!attribute.hasContext(1)) {
attribute.echoError("ellipsoid.add[...] tag must have an input.");
return null;
}
return new EllipsoidTag(object.center.clone().add(attribute.contextAsType(1, LocationTag.class)), object.size.clone());
});
// <--[tag]
// @attribute <EllipsoidTag.include[<location>]>
// @returns EllipsoidTag
// @description
// Returns a copy of this ellipsoid, with the size value adapted to include the specified world location.
// -->
registerTag("include", (attribute, object) -> {
if (!attribute.hasContext(1)) {
attribute.echoError("ellipsoid.include[...] tag must have an input.");
return null;
}
LocationTag target = attribute.contextAsType(1, LocationTag.class);
if (object.contains(target)) {
return object;
}
LocationTag size = object.size.clone();
Vector relative = target.toVector().subtract(object.center.toVector());
// Cuboid minimum expansion
size.setX(Math.max(size.getX(), Math.abs(relative.getX())));
size.setY(Math.max(size.getY(), Math.abs(relative.getY())));
size.setZ(Math.max(size.getZ(), Math.abs(relative.getZ())));
EllipsoidTag result = new EllipsoidTag(object.center.clone(), new LocationTag(size));
if (result.contains(target)) {
return result;
}
double sizeLen = size.length();
// Ellipsoid additional expand
while (!result.contains(target)) {
// I gave up on figuring out the math for this, so here's an awful loop-hack
double projX = (relative.getX() * relative.getX()) / (size.getX() * size.getX());
double projY = (relative.getY() * relative.getY()) / (size.getY() * size.getY());
double projZ = (relative.getZ() * relative.getZ()) / (size.getZ() * size.getZ());
double scale = Math.max(projX + projY + projZ, sizeLen * 0.01);
if (projX >= projY && projX >= projZ) {
size.setX(size.getX() + scale);
}
else if (projY >= projX && projY >= projZ) {
size.setY(size.getY() + scale);
}
else if (projZ >= projX && projZ >= projY) {
size.setZ(size.getZ() + scale);
}
else {
size = size.add(scale, scale, scale);
}
result.size = size;
}
return result;
});
// <--[tag]
// @attribute <EllipsoidTag.with_location[<location>]>
// @returns EllipsoidTag
// @description
// Returns a copy of this ellipsoid, set to the specified location.
// -->
registerTag("with_location", (attribute, object) -> {
if (!attribute.hasContext(1)) {
attribute.echoError("ellipsoid.with_location[...] tag must have an input.");
return null;
}
return new EllipsoidTag(attribute.contextAsType(1, LocationTag.class), object.size.clone());
});
// <--[tag]
// @attribute <EllipsoidTag.with_size[<location>]>
// @returns EllipsoidTag
// @description
// Returns a copy of this ellipsoid, set to the specified size.
// -->
registerTag("with_size", (attribute, object) -> {
if (!attribute.hasContext(1)) {
attribute.echoError("ellipsoid.with_size[...] tag must have an input.");
return null;
}
return new EllipsoidTag(object.center.clone(), attribute.contextAsType(1, LocationTag.class));
});
// <--[tag]
// @attribute <EllipsoidTag.chunks>
// @returns ListTag(ChunkTag)
// @description
// Returns a list of all chunks that this ellipsoid touches at all (note that no valid ellipsoid tag can ever totally contain a chunk, due to vertical limits and roundness).
// -->
registerTag("chunks", (attribute, object) -> {
ListTag chunks = new ListTag();
double minPossibleX = object.center.getX() - object.size.getX();
double minPossibleZ = object.center.getZ() - object.size.getZ();
double maxPossibleX = object.center.getX() + object.size.getX();
double maxPossibleZ = object.center.getZ() + object.size.getZ();
int minChunkX = (int) Math.floor(minPossibleX / 16);
int minChunkZ = (int) Math.floor(minPossibleZ / 16);
int maxChunkX = (int) Math.ceil(maxPossibleX / 16);
int maxChunkZ = (int) Math.ceil(maxPossibleZ / 16);
ChunkTag testChunk = new ChunkTag(object.center);
for (int x = minChunkX; x <= maxChunkX; x++) {
testChunk.chunkX = x;
for (int z = minChunkZ; z <= maxChunkZ; z++) {
testChunk.chunkZ = z;
if (object.intersects(testChunk)) {
chunks.addObject(new ChunkTag(testChunk.world, testChunk.chunkX, testChunk.chunkZ));
}
}
}
return chunks;
});
// <--[tag]
// @attribute <EllipsoidTag.note_name>
// @returns ElementTag
// @description
// Gets the name of a noted EllipsoidTag. If the ellipsoid isn't noted, this is null.
// -->
registerTag("note_name", (attribute, ellipsoid) -> {
String noteName = NotableManager.getSavedId(ellipsoid);
if (noteName == null) {
return null;
}
return new ElementTag(noteName);
});
}
public static ObjectTagProcessor<EllipsoidTag> tagProcessor = new ObjectTagProcessor<>();
public static void registerTag(String name, TagRunnable.ObjectInterface<EllipsoidTag> runnable, String... variants) {
tagProcessor.registerTag(name, runnable, variants);
}
@Override
public ObjectTag getObjectAttribute(Attribute attribute) {
return tagProcessor.getObjectAttribute(this, attribute);
}
@Override
public String getNoteName() {
return noteName;
}
@Override
public boolean doesContainLocation(Location loc) {
return contains(loc);
}
}