From fa0e87d3c0b88e81718ecb5c8d865d7fde1a490d Mon Sep 17 00:00:00 2001
From: Mike Primm <mike@primmhome.com>
Date: Fri, 27 Aug 2021 18:40:53 -0500
Subject: [PATCH] Add 'dynmap dumpmemory' command to dump RP image count, mem
 use

---
 .../src/main/java/org/dynmap/DynmapCore.java  |  5 +++
 .../java/org/dynmap/hdmap/TexturePack.java    | 31 +++++++++++++++++++
 2 files changed, 36 insertions(+)

diff --git a/DynmapCore/src/main/java/org/dynmap/DynmapCore.java b/DynmapCore/src/main/java/org/dynmap/DynmapCore.java
index 3d1e19f6..17b7681b 100644
--- a/DynmapCore/src/main/java/org/dynmap/DynmapCore.java
+++ b/DynmapCore/src/main/java/org/dynmap/DynmapCore.java
@@ -1173,6 +1173,7 @@ public class DynmapCore implements DynmapCommonAPI {
         "add-id-for-ip",
         "del-id-for-ip",
         "webregister",
+        "dumpmemory",
         "help"}));
 
     private static class CommandInfo {
@@ -1239,6 +1240,7 @@ public class DynmapCore implements DynmapCommonAPI {
         new CommandInfo("dynmap", "webregister", "Start registration process for creating web login account"),
         new CommandInfo("dynmap", "webregister", "<player>", "Start registration process for creating web login account for player <player>"),
         new CommandInfo("dynmap", "version", "Return version information"),
+        new CommandInfo("dynmap", "dumpmemory", "Return mempry use information"),
         new CommandInfo("dmarker", "", "Manipulate map markers."),
         new CommandInfo("dmarker", "add", "<label>", "Add new marker with label <label> at current location (use double-quotes if spaces needed)."),
         new CommandInfo("dmarker", "add", "id:<id> <label>", "Add new marker with ID <id> at current location (use double-quotes if spaces needed)."),
@@ -1712,6 +1714,9 @@ public class DynmapCore implements DynmapCommonAPI {
             else if(c.equals("help")) {
                 printCommandHelp(sender, cmd, (args.length > 1)?args[1]:"");
             }
+            else if(c.equals("dumpmemory")) {
+            	TexturePack.tallyMemory(sender);
+            }
             else if(c.equals("version")) {
                 sender.sendMessage("Dynmap version: core=" + this.getDynmapCoreVersion() + ", plugin=" + this.getDynmapPluginVersion());
             }
diff --git a/DynmapCore/src/main/java/org/dynmap/hdmap/TexturePack.java b/DynmapCore/src/main/java/org/dynmap/hdmap/TexturePack.java
index 8159d2f0..c3afd97c 100644
--- a/DynmapCore/src/main/java/org/dynmap/hdmap/TexturePack.java
+++ b/DynmapCore/src/main/java/org/dynmap/hdmap/TexturePack.java
@@ -32,6 +32,7 @@ import org.dynmap.DynmapCore;
 import org.dynmap.Log;
 import org.dynmap.MapManager;
 import org.dynmap.common.BiomeMap;
+import org.dynmap.common.DynmapCommandSender;
 import org.dynmap.exporter.OBJExport;
 import org.dynmap.renderer.CustomColorMultiplier;
 import org.dynmap.renderer.DynmapBlockState;
@@ -3659,4 +3660,34 @@ public class TexturePack {
 
         return id;
     }
+    
+    public static void tallyMemory(DynmapCommandSender sender) {
+		long packcount = 0;
+		long packbytecount = 0;
+    	for (String packid : packs.keySet()) {
+    		TexturePack p = packs.get(packid);
+    		long scaledcount = 0;
+    		long scaledbytecount = 0;
+    		for (Integer scale : p.scaled_textures.keySet()) {
+    			TexturePack sp = p.scaled_textures.get(scale);
+    			long bytecount = 0;
+    			long imgcount = 0;
+    			for (int i = 0; i < sp.imgs.length; i++) {
+    				if (sp.imgs[i] != null) {
+    					if (sp.imgs[i].argb != null) {
+    						bytecount += sp.imgs[i].argb.length * 4;
+    						imgcount++;
+    					}
+    				}
+    			}
+    			sender.sendMessage("pack: " + packid + ", scale: " + scale + ", imagecount=" + imgcount + ", bytecount=" + bytecount);
+    			scaledcount += imgcount;
+    			scaledbytecount += bytecount;
+    		}
+    		sender.sendMessage("pack: " + packid + ", total: imagecount=" + scaledcount + ", bytecount=" + scaledbytecount);
+			packcount += scaledcount;
+			packbytecount += scaledbytecount;
+    	}
+    	sender.sendMessage("overall total: imagecount=" + packcount + ", bytecount=" + packbytecount + "(" + (packbytecount / 1024.0 / 1024.0) + "Mb)");
+    }
 }