-
Notifications
You must be signed in to change notification settings - Fork 0
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
0 parents
commit a6a1632
Showing
13 changed files
with
951 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,11 @@ | ||
<?xml version="1.0" encoding="UTF-8"?> | ||
<classpath> | ||
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/jdk-19.0.2"> | ||
<attributes> | ||
<attribute name="module" value="true"/> | ||
</attributes> | ||
</classpathentry> | ||
<classpathentry kind="src" path="src"/> | ||
<classpathentry kind="con" path="org.eclipse.jdt.USER_LIBRARY/Processing"/> | ||
<classpathentry kind="output" path="bin"/> | ||
</classpath> |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1 @@ | ||
/bin/ |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,17 @@ | ||
<?xml version="1.0" encoding="UTF-8"?> | ||
<projectDescription> | ||
<name>Octree</name> | ||
<comment></comment> | ||
<projects> | ||
</projects> | ||
<buildSpec> | ||
<buildCommand> | ||
<name>org.eclipse.jdt.core.javabuilder</name> | ||
<arguments> | ||
</arguments> | ||
</buildCommand> | ||
</buildSpec> | ||
<natures> | ||
<nature>org.eclipse.jdt.core.javanature</nature> | ||
</natures> | ||
</projectDescription> |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,12 @@ | ||
eclipse.preferences.version=1 | ||
org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled | ||
org.eclipse.jdt.core.compiler.codegen.targetPlatform=9 | ||
org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve | ||
org.eclipse.jdt.core.compiler.compliance=9 | ||
org.eclipse.jdt.core.compiler.debug.lineNumber=generate | ||
org.eclipse.jdt.core.compiler.debug.localVariable=generate | ||
org.eclipse.jdt.core.compiler.debug.sourceFile=generate | ||
org.eclipse.jdt.core.compiler.problem.assertIdentifier=error | ||
org.eclipse.jdt.core.compiler.problem.enumIdentifier=error | ||
org.eclipse.jdt.core.compiler.release=enabled | ||
org.eclipse.jdt.core.compiler.source=9 |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,126 @@ | ||
|
||
import java.util.ArrayList; | ||
import java.util.Iterator; | ||
|
||
import Octree.Octree; | ||
import Octree.OctreeNode; | ||
import Octree.OctreeObject; | ||
import boid.Boid; | ||
import core.Boundary; | ||
import processing.core.PApplet; | ||
import processing.event.KeyEvent; | ||
import processing.event.MouseEvent; | ||
|
||
public class Main extends PApplet { | ||
|
||
public static void main(String[] args) { | ||
PApplet.main("Main"); | ||
} | ||
|
||
Octree world = new Octree(1800, 900, 3, 5); | ||
ArrayList<Boundary> walls = new ArrayList<>(); | ||
|
||
int boids = 60; | ||
|
||
public void settings() { | ||
size(world.getWidth(), world.getHeight()); | ||
} | ||
|
||
public void setup() { | ||
|
||
for (int i = 0; i < boids; i++) { | ||
world.add(new Boid(200, 200, world, this)); | ||
} | ||
|
||
walls.add(new Boundary(0, 0, world.getWidth(), 0)); | ||
walls.add(new Boundary(0, 0, 0, world.getHeight())); | ||
walls.add(new Boundary(world.getWidth(), 0, world.getWidth(), world.getHeight())); | ||
walls.add(new Boundary(0, world.getHeight(), world.getWidth(), world.getHeight())); | ||
|
||
} | ||
|
||
public void draw() { | ||
|
||
if (paused) | ||
return; | ||
|
||
clear(); | ||
background(255); | ||
|
||
ArrayList<OctreeNode> nodes = new ArrayList<>(); | ||
nodes.add(world); | ||
nodes.addAll(world.getAllChildren()); | ||
|
||
for (OctreeNode node : nodes) { | ||
int x = node.getX(); | ||
int y = node.getY(); | ||
int width = node.getWidth(); | ||
int height = node.getHeight(); | ||
|
||
line(x, y, x + width, y); | ||
line(x + width, y, x + width, y + height); | ||
line(x + width, y + height, x, y + height); | ||
line(x, y + height, x, y); | ||
|
||
} | ||
|
||
for (Boundary wall : walls) { | ||
line((int) wall.a.x, (int) wall.a.y, (int) wall.b.x, (int) wall.b.y); | ||
} | ||
|
||
ArrayList<OctreeObject> objects = world.getAllObjects(); | ||
|
||
for (OctreeObject object : objects) { | ||
Boid boid = ((Boid) object); | ||
|
||
boid.update(); | ||
|
||
line((int) boid.getX(), (int) boid.getY(), (int) (boid.getX() + boid.velocity.x * 10), | ||
(int) (boid.getY() + boid.velocity.y * 10)); | ||
|
||
|
||
|
||
fill(((Boid)object).color); | ||
circle((int) object.getX(), (int) object.getY(), boidSize); | ||
|
||
} | ||
|
||
} | ||
|
||
boolean paused = false; | ||
|
||
@Override | ||
public void keyReleased(KeyEvent event) { | ||
switch (event.getKeyCode()) { | ||
case 32: | ||
paused = !paused; | ||
break; | ||
} | ||
; | ||
} | ||
|
||
Boid selectedBoid; | ||
|
||
int boidSize = 10; | ||
|
||
@Override | ||
public void mouseReleased(MouseEvent event) { | ||
int mouseX = event.getX(); | ||
int mouseY = event.getY(); | ||
|
||
System.out.println(mouseX + " " + mouseY); | ||
for (OctreeObject obj : world.getAllObjects()) { | ||
Boid boid = (Boid) obj; | ||
|
||
double x = boid.getX(), y = boid.getY(); | ||
|
||
line((int) x, (int) y, (int) (x + boidSize), (int) (y + boidSize)); | ||
if (mouseX >= x && mouseX < x + boidSize && mouseY >= y && mouseY < y + boidSize) | ||
boid.drawDebug = true; | ||
else | ||
boid.drawDebug = false; | ||
|
||
} | ||
|
||
} | ||
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,25 @@ | ||
package Octree; | ||
|
||
public class Octree extends OctreeNode { | ||
|
||
public int maxNodeSize, maxNodes, minWidth, minHeight; | ||
|
||
public Octree(int width, int height, int maxNodeSize, int maxNodes, int minWidth, int minHeight) { | ||
super(0, 0, width, height, null, null); | ||
this.octree = this; | ||
this.maxNodeSize = maxNodeSize; | ||
this.maxNodes = maxNodes; | ||
this.minWidth = minWidth; | ||
this.minHeight = minHeight; | ||
} | ||
|
||
public Octree(int width, int height, int maxNodeSize, int maxNodes) { | ||
super(0, 0, width, height, null, null); | ||
this.octree = this; | ||
this.maxNodeSize = maxNodeSize; | ||
this.maxNodes = maxNodes; | ||
this.minWidth = 10; | ||
this.minHeight = 10; | ||
} | ||
|
||
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,188 @@ | ||
package Octree; | ||
|
||
import java.util.ArrayList; | ||
|
||
public class OctreeNode { | ||
|
||
private int x, y, width, height, distanceToTop = 0; | ||
|
||
Octree octree; | ||
|
||
private OctreeNode parent; | ||
|
||
public OctreeNode(int x, int y, int width, int height, Octree octree, OctreeNode parent) { | ||
this.x = x; | ||
this.y = y; | ||
this.width = width; | ||
this.height = height; | ||
this.octree = octree; | ||
this.parent = parent; | ||
|
||
if (parent != null) // means its the octree | ||
distanceToTop++; | ||
|
||
} | ||
|
||
private ArrayList<OctreeObject> objects = new ArrayList<>(); | ||
|
||
private ArrayList<OctreeNode> children = new ArrayList<>(); | ||
|
||
public void add(OctreeObject obj) { | ||
octree.addFull(obj); | ||
} | ||
|
||
void addFull(OctreeObject obj) { | ||
obj.setOctree(octree); | ||
|
||
OctreeNode node = getQuadrant(obj); | ||
|
||
//means no children (this node) | ||
if (node == null) { | ||
objects.add(obj); | ||
obj.setOctreeNode(this); | ||
obj.setOctreeParentNode(parent); | ||
} else { | ||
node.addFull(obj); | ||
} | ||
|
||
if (!hasChildren() && objects.size() >= octree.maxNodeSize && distanceToTop < octree.maxNodes | ||
&& this.width > octree.minWidth && this.height > octree.minHeight) { | ||
children = newNodes(x, y, width, height, octree, this); | ||
|
||
for (OctreeObject object : objects) { | ||
OctreeNode temp = getQuadrant(object); | ||
temp.addFull(object); | ||
} | ||
|
||
objects.clear(); | ||
|
||
} | ||
|
||
} | ||
|
||
public void remove(OctreeObject object) { | ||
if (hasChildren()) | ||
for (OctreeNode octreeNode : children) { | ||
octreeNode.remove(object); | ||
} | ||
else | ||
objects.remove(object); | ||
|
||
if (hasChildren() && objects.size() < octree.maxNodeSize) { | ||
|
||
objects.addAll(getAllObjects()); | ||
|
||
children.clear(); | ||
} | ||
} | ||
|
||
private OctreeNode getQuadrant(OctreeObject object) { | ||
|
||
if (!hasChildren()) | ||
return null; | ||
|
||
for (OctreeNode octreeNode : children) { | ||
|
||
if (object.getX() >= octreeNode.getX() && object.getY() >= octreeNode.getY() | ||
&& object.getX() <= octreeNode.getX() + octreeNode.getWidth() | ||
&& object.getY() <= octreeNode.getY() + octreeNode.getHeight()) | ||
return octreeNode; | ||
} | ||
|
||
// maybe problematisch | ||
// if (parent != null) | ||
// return parent.getQuadrant(object); | ||
|
||
return children.get(0); | ||
} | ||
|
||
|
||
|
||
public boolean hasChildren() { | ||
return !children.isEmpty(); | ||
} | ||
|
||
public int getX() { | ||
return x; | ||
} | ||
|
||
public int getY() { | ||
return y; | ||
} | ||
|
||
public int getWidth() { | ||
return width; | ||
} | ||
|
||
public int getHeight() { | ||
return height; | ||
} | ||
|
||
public Octree getOctree() { | ||
return octree; | ||
} | ||
|
||
public OctreeNode getParent() { | ||
return parent; | ||
} | ||
|
||
public ArrayList<OctreeObject> getObjects() { | ||
return (ArrayList<OctreeObject>) objects.clone(); | ||
} | ||
|
||
public ArrayList<OctreeObject> getAllObjects() { | ||
|
||
ArrayList<OctreeObject> c = getObjects(); | ||
|
||
for (OctreeNode octreeNode : getChildren()) { | ||
c.addAll(octreeNode.getAllObjects()); | ||
} | ||
|
||
return c; | ||
} | ||
|
||
public ArrayList<OctreeNode> getChildren() { | ||
return (ArrayList<OctreeNode>) children.clone(); | ||
} | ||
|
||
public ArrayList<OctreeNode> getAllChildren() { | ||
|
||
ArrayList<OctreeNode> c = getChildren(); | ||
|
||
for (OctreeNode octreeNode : getChildren()) { | ||
c.addAll(octreeNode.getAllChildren()); | ||
} | ||
|
||
return c; | ||
} | ||
|
||
public int size() { | ||
return objects.size(); | ||
} | ||
|
||
private static ArrayList<OctreeNode> newNodes(int parenX, int parentY, int parentWidth, int parentHeight, | ||
Octree octree, OctreeNode parent) { | ||
ArrayList<OctreeNode> nodes = new ArrayList<>(); | ||
|
||
int width = parentWidth / 2; | ||
int height = parentHeight / 2; | ||
|
||
nodes.add(new OctreeNode(parenX, parentY, width, height, octree, parent)); | ||
nodes.add(new OctreeNode(parenX + width, parentY, width, height, octree, parent)); | ||
nodes.add(new OctreeNode(parenX, parentY + height, width, height, octree, parent)); | ||
nodes.add(new OctreeNode(parenX + width, parentY + height, width, height, octree, parent)); | ||
|
||
return nodes; | ||
|
||
} | ||
|
||
@Override | ||
public String toString() { | ||
String s = this.x + " " + this.y + " " + this.width + " " + this.height + " [ allChildren:" | ||
+ getAllChildren().size() + ", objects:" + getObjects().size() + ", allObjects:" | ||
+ getAllObjects().size() + " ]"; | ||
|
||
return s; | ||
} | ||
|
||
} |
Oops, something went wrong.