From bcf679b078a820d5e1e8908699ffece85da37561 Mon Sep 17 00:00:00 2001
From: Mike Primm <mike@primmhome.com>
Date: Wed, 15 Feb 2012 22:34:45 -0600
Subject: [PATCH] Chunk section prep

---
 .../org/dynmap/bukkit/NewMapChunkCache.java    | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/main/java/org/dynmap/bukkit/NewMapChunkCache.java b/src/main/java/org/dynmap/bukkit/NewMapChunkCache.java
index 2c8ca82f..0da13e7c 100644
--- a/src/main/java/org/dynmap/bukkit/NewMapChunkCache.java
+++ b/src/main/java/org/dynmap/bukkit/NewMapChunkCache.java
@@ -396,6 +396,12 @@ public class NewMapChunkCache implements MapChunkCache {
         public double getRawBiomeRainfall(int x, int z) {
             return 0.0;
         }
+        public boolean isSectionEmpty(int sy) {
+            return true;
+        }
+        public int getTopNonEmptySection() {
+            return -1;
+        }
     }
 
     /**
@@ -431,6 +437,12 @@ public class NewMapChunkCache implements MapChunkCache {
         public final int getHighestBlockYAt(int x, int z) {
             return 64;
         }
+        public boolean isSectionEmpty(int sy) {
+            return (sy < 4);
+        }
+        public int getTopNonEmptySection() {
+            return 3;
+        }
     }
     
     private static class SpoutChunkSnapshot implements ChunkSnapshot {
@@ -467,6 +479,12 @@ public class NewMapChunkCache implements MapChunkCache {
         public final int getHighestBlockYAt(int x, int z) {
             return chunk.getHighestBlockYAt(x, z);
         }
+        public boolean isSectionEmpty(int sy) {
+            return chunk.isSectionEmpty(sy);
+        }
+        public int getTopNonEmptySection() {
+            return chunk.getTopNonEmptySection();
+        }
     }
 
     private static final EmptyChunk EMPTY = new EmptyChunk();