4 files changed, 79 insertions, 17 deletions

diff --git a/src/enums/resources/map/blocktype.h b/src/enums/resources/map/blocktype.h
index af8acdb79..9a866273c 100644
--- a/src/enums/resources/map/blocktype.h
+++ b/src/enums/resources/map/blocktype.h
@@ -27,12 +27,12 @@
 
 enumStart(BlockType)
 {
-    NONE = -1,
-    WALL,
-    AIR,
-    WATER,
-    GROUND,
-    GROUNDTOP,
+    NONE      = -1,
+    GROUND    = 0,
+    WALL      = 1,
+    AIR       = 2,
+    WATER     = 3,
+    GROUNDTOP = 4,
     NB_BLOCKTYPES
 }
 enumEnd(BlockType);
diff --git a/src/net/eathena/maprecv.cpp b/src/net/eathena/maprecv.cpp
index 06a039306..df43cac76 100644
--- a/src/net/eathena/maprecv.cpp
+++ b/src/net/eathena/maprecv.cpp
@@ -22,8 +22,14 @@
 
 #include "logger.h"
 
+#include "enums/resources/map/blocktype.h"
+
+#include "gui/viewport.h"
+
 #include "net/messagein.h"
 
+#include "resources/map/map.h"
+
 #include "debug.h"
 
 namespace EAthena
@@ -59,13 +65,26 @@ void MapRecv::processInstanceDelete(Net::MessageIn &msg)
 
 void MapRecv::processSetTilesType(Net::MessageIn &msg)
 {
-    UNIMPLIMENTEDPACKET;
-    msg.readInt16("x1");
-    msg.readInt16("y1");
-    msg.readInt16("x2");
-    msg.readInt16("y2");
-    msg.readInt32("mask");
-    msg.readString(16, "map name");
+    const int x1 = msg.readInt16("x1");
+    const int y1 = msg.readInt16("y1");
+    const int x2 = msg.readInt16("x2");
+    const int y2 = msg.readInt16("y2");
+    const BlockType mask = fromInt(msg.readInt32("mask"), BlockType);
+    const std::string name = msg.readString(16, "map name");
+
+    Map *const map = viewport->getMap();
+//    logger->log("map test name: %s, mask %d", map->getGatName().c_str(), (int)mask);
+    if (map && map->getGatName() == name)
+    {
+        for (int y = y1; y <= y2; y ++)
+        {
+            for (int x = x1; x <= x2; x ++)
+            {
+                logger->log("set col %d,%d", x, y);
+                map->setBlockMask(x, y, mask);
+            }
+        }
+    }
 }
 
 }  // namespace EAthena
diff --git a/src/resources/map/map.cpp b/src/resources/map/map.cpp
index 097a7a11d..de6090dc2 100644
--- a/src/resources/map/map.cpp
+++ b/src/resources/map/map.cpp
@@ -680,7 +680,7 @@ const Tileset *Map::getTilesetWithGid(const int gid) const
 }
 
 void Map::addBlockMask(const int x, const int y,
-                    const BlockTypeT type)
+                       const BlockTypeT type)
 {
     if (type == BlockType::NONE || !contains(x, y))
         return;
@@ -712,6 +712,39 @@ void Map::addBlockMask(const int x, const int y,
     }
 }
 
+void Map::setBlockMask(const int x, const int y,
+                       const BlockTypeT type)
+{
+    if (type == BlockType::NONE || !contains(x, y))
+        return;
+
+    const int tileNum = x + y * mWidth;
+
+    switch (type)
+    {
+        case BlockType::WALL:
+            mMetaTiles[tileNum].blockmask = BlockMask::WALL;
+            break;
+        case BlockType::AIR:
+            mMetaTiles[tileNum].blockmask = BlockMask::AIR;
+            break;
+        case BlockType::WATER:
+            mMetaTiles[tileNum].blockmask = BlockMask::WATER;
+            break;
+        case BlockType::GROUND:
+            mMetaTiles[tileNum].blockmask = BlockMask::GROUND;
+            break;
+        case BlockType::GROUNDTOP:
+            mMetaTiles[tileNum].blockmask = BlockMask::GROUNDTOP;
+            break;
+        default:
+        case BlockType::NONE:
+        case BlockType::NB_BLOCKTYPES:
+            // Do nothing.
+            break;
+    }
+}
+
 bool Map::getWalk(const int x, const int y,
                   const unsigned char blockWalkMask) const
 {
@@ -781,6 +814,14 @@ const std::string Map::getFilename() const
     return fileName.substr(lastSlash, fileName.rfind(".") - lastSlash);
 }
 
+const std::string Map::getGatName() const
+{
+    const std::string fileName = getProperty("_filename");
+    const size_t lastSlash = fileName.rfind("/") + 1;
+    return fileName.substr(lastSlash,
+        fileName.rfind(".") - lastSlash).append(".gat");
+}
+
 Path Map::findPath(const int startX, const int startY,
                    const int destX, const int destY,
                    const unsigned char blockWalkMask,
diff --git a/src/resources/map/map.h b/src/resources/map/map.h
index 9c74875d8..65fcb8f00 100644
--- a/src/resources/map/map.h
+++ b/src/resources/map/map.h
@@ -142,12 +142,12 @@ class Map final : public Properties, public ConfigListener
         const MetaTile *getMetaTile(const int x,
                                     const int y) const A_WARN_UNUSED;
 
-        /**
-         * Marks a tile as occupied.
-         */
         void addBlockMask(const int x, const int y,
                           const BlockTypeT type);
 
+        void setBlockMask(const int x, const int y,
+                          const BlockTypeT type);
+
         /**
          * Gets walkability for a tile with a blocking bitmask. When called
          * without walkmask, only blocks against colliding tiles.
@@ -195,6 +195,8 @@ class Map final : public Properties, public ConfigListener
          */
         const std::string getFilename() const A_WARN_UNUSED;
 
+        const std::string getGatName() const A_WARN_UNUSED;
+
         /**
          * Find a path from one location to the next.
          */