Added maximumheight to configuration for somewhat better nether rendering.

configuration.txt

@@ -24,8 +24,10 @@ maps:
     renderers:
       - class: org.dynmap.kzedmap.DefaultTileRenderer
         prefix: t
+        maximumheight: 127
       - class: org.dynmap.kzedmap.CaveTileRenderer
         prefix: ct
+        maximumheight: 127
 
 web:
     # Interval the browser should poll for updates.

src/main/java/org/dynmap/kzedmap/DefaultTileRenderer.java

@@ -15,6 +15,7 @@ import org.dynmap.debug.Debug;
 public class DefaultTileRenderer implements MapTileRenderer {
     protected static Color translucent = new Color(0, 0, 0, 0);
     private String name;
+    protected int maximumHeight = 127;
 
     @Override
     public String getName() {
@@ -23,6 +24,12 @@ public class DefaultTileRenderer implements MapTileRenderer {
 
     public DefaultTileRenderer(Map<String, Object> configuration) {
         name = (String) configuration.get("prefix");
+        Object o = configuration.get("maximumheight");
+        if (o != null) {
+            maximumHeight = Integer.parseInt(String.valueOf(o));
+            if (maximumHeight > 127)
+                maximumHeight = 127;
+        }
     }
 
     public boolean render(KzedMapTile tile, File outputFile) {
@@ -32,9 +39,9 @@ public class DefaultTileRenderer implements MapTileRenderer {
         WritableRaster r = im.getRaster();
         boolean isempty = true;
 
-        int ix = tile.mx;
-        int iy = tile.my;
-        int iz = tile.mz;
+        int ix = KzedMap.anchorx + tile.px / 2 + tile.py / 2;
+        int iy = maximumHeight;
+        int iz = KzedMap.anchorz + tile.px / 2 - tile.py / 2;
 
         int jx, jz;
 

src/main/java/org/dynmap/kzedmap/KzedMap.java

@@ -152,11 +152,16 @@ public class KzedMap extends MapType {
     public DynmapChunk[] getRequiredChunks(MapTile tile) {
         if (tile instanceof KzedMapTile) {
             KzedMapTile t = (KzedMapTile) tile;
-            int x1 = t.mx - KzedMap.tileHeight / 2;
-            int x2 = t.mx + KzedMap.tileWidth / 2 + KzedMap.tileHeight / 2;
+            
+            int ix = KzedMap.anchorx + t.px / 2 + t.py / 2;
+            int iy = 127;
+            int iz = KzedMap.anchorz + t.px / 2 - t.py / 2;
+            
+            int x1 = ix - KzedMap.tileHeight / 2;
+            int x2 = ix + KzedMap.tileWidth / 2 + KzedMap.tileHeight / 2;
 
-            int z1 = t.mz - KzedMap.tileHeight / 2;
-            int z2 = t.mz + KzedMap.tileWidth / 2 + KzedMap.tileHeight / 2;
+            int z1 = iz - KzedMap.tileHeight / 2;
+            int z2 = iz + KzedMap.tileWidth / 2 + KzedMap.tileHeight / 2;
 
             int x, z;
 

src/main/java/org/dynmap/kzedmap/KzedMapTile.java

@@ -8,7 +8,6 @@ public class KzedMapTile extends MapTile {
     public KzedMap map;
     public MapTileRenderer renderer;
     public int px, py;
-    public int mx, my, mz;
     
     // Hack.
     public File file = null;
@@ -19,10 +18,6 @@ public class KzedMapTile extends MapTile {
         this.renderer = renderer;
         this.px = px;
         this.py = py;
-
-        mx = KzedMap.anchorx + px / 2 + py / 2;
-        my = KzedMap.anchory;
-        mz = KzedMap.anchorz + px / 2 - py / 2;
     }
 
     @Override