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finished tree-to-bytes conversion

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This commit is contained in:
BuildTools 2017-01-09 00:46:19 -05:00
parent dc570f5c7f
commit f7698ab16f
3 changed files with 83 additions and 24 deletions
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44
src/regions/Octree.java
View file

@ -1,9 +1,15 @@
package regions;
import java.io.IOException;
import java.io.OutputStream;
public class Octree extends Tree
{
//LOADING AND SAVING
//==================================================================
/*----------------------------------------------------
------------------------------------------------------
FROM BYTES
------------------------------------------------------
----------------------------------------------------*/
Node parseBytes(IntReference index, byte[] bytes, int parentByte)
{
@ -30,8 +36,38 @@ public class Octree extends Tree
});
}
//CONSTRUCTOR
//==================================================================
/*----------------------------------------------------
------------------------------------------------------
TO BYTES
------------------------------------------------------
----------------------------------------------------*/
public void writeBytes(Node node, OutputStream output)
{
try
{
output.write( getByte( node.children[0],
node.children[1],
node.children[2],
node.children[3]
));
output.write( getByte( node.children[4],
node.children[5],
node.children[6],
node.children[7]
));
}
catch (IOException e) { e.printStackTrace(); }
for (Node child : node.children)
writeBytes(child, output);
}
/*----------------------------------------------------
------------------------------------------------------
CONSTRUCTORS
------------------------------------------------------
----------------------------------------------------*/
public Octree(Owner owner, byte[] bytes)
{

38
src/regions/Quadtree.java
View file

@ -1,9 +1,15 @@
package regions;
import java.io.IOException;
import java.io.OutputStream;
public class Quadtree extends Tree
{
//LOADING AND SAVING
//==================================================================
/*----------------------------------------------------
------------------------------------------------------
FROM BYTES
------------------------------------------------------
----------------------------------------------------*/
Node parseBytes(IntReference index, byte[] bytes, int parentByte)
{
@ -24,8 +30,32 @@ public class Quadtree extends Tree
});
}
//CONSTRUCTOR
//==================================================================
/*----------------------------------------------------
------------------------------------------------------
TO BYTES
------------------------------------------------------
----------------------------------------------------*/
public void writeBytes(Node node, OutputStream output)
{
try
{
output.write( getByte( node.children[0],
node.children[1],
node.children[2],
node.children[3]
));
}
catch (IOException e) { e.printStackTrace(); }
for (Node child : node.children)
writeBytes(child, output);
}
/*----------------------------------------------------
------------------------------------------------------
CONSTRUCTORS
------------------------------------------------------
----------------------------------------------------*/
public Quadtree(Owner owner, byte[] bytes)
{

23
src/regions/Tree.java
View file

@ -177,6 +177,9 @@ public abstract class Tree
/**
* An abstract method, implemented slightly differently by octrees and quadtrees because
* octrees have 8 branches per node and quadtrees only 4.<p>
*
* Parses the tree rooted at this node, appending in depth-first order the result of invoking
* <tt>{@link #getByte(Node, Node, Node, Node) getByte(children)}</tt> for each encountered
* node in the tree, skipping childless nodes.<p>
@ -186,19 +189,7 @@ public abstract class Tree
* @param node the node to be parsed
* @return a byte array representing the node and all its child nodes
*/
public static void writeBytes(Node node, OutputStream output)
{
try
{
output.write( getByte( node.children[0],
node.children[1],
node.children[2],
node.children[3] ));
}
catch (IOException e) { e.printStackTrace(); }
for (Node child : node.children)
writeBytes(child, output);
}
public abstract void writeBytes(Node node, OutputStream output);
/**
@ -211,7 +202,7 @@ public abstract class Tree
* @param node the root node of the tree to be parsed
* @return a byte array representing the root node and all its child nodes
*/
public static byte[] getBytes(Node node)
public byte[] getBytes(Node node)
{
ByteArrayOutputStream output = new ByteArrayOutputStream();
writeBytes(node, output);
@ -226,7 +217,7 @@ public abstract class Tree
* @param node the root node of the tree to be parsed
* @param destination the file to save to
*/
public static void saveToFile(Node node, File destination)
public void saveToFile(Node node, File destination)
{
try
{
@ -241,7 +232,9 @@ public abstract class Tree
/*----------------------------------------------------
------------------------------------------------------
CONSTRUCTOR
------------------------------------------------------
----------------------------------------------------*/