1 files changed, 45 insertions, 0 deletions
diff --git a/Minecraft.World/SnowItem.cpp b/Minecraft.World/SnowItem.cpp
new file mode 100644
index 00000000..73cb57ad
--- /dev/null
+++ b/Minecraft.World/SnowItem.cpp
@@ -0,0 +1,45 @@
+#include "stdafx.h"
+#include "net.minecraft.world.entity.player.h"
+#include "net.minecraft.world.level.tile.h"
+#include "net.minecraft.world.level.h"
+#include "SnowItem.h"
+
+SnowItem::SnowItem(int id, Tile *parentTile) : AuxDataTileItem(id, parentTile)
+{
+}
+
+bool SnowItem::useOn(shared_ptr<ItemInstance> instance, shared_ptr<Player> player, Level *level, int x, int y, int z, int face, float clickX, float clickY, float clickZ, bool bTestUseOnOnly)
+{
+	if (instance->count == 0) return false;
+	if (!player->mayUseItemAt(x, y, z, face, instance)) return false;
+
+	int currentTile = level->getTile(x, y, z);
+	
+	// Are we adding extra snow to an existing tile?
+	if (currentTile == Tile::topSnow_Id)
+	{
+		Tile *snowTile = Tile::tiles[getTileId()];
+		int currentData = level->getData(x, y, z);
+		int currentHeight = currentData & TopSnowTile::HEIGHT_MASK;
+
+		if (currentHeight <= TopSnowTile::MAX_HEIGHT && level->isUnobstructed(snowTile->getAABB(level, x, y, z)))
+		{
+			if (!bTestUseOnOnly)
+			{
+				// Increase snow tile height
+				if (level->setData(x, y, z, (currentHeight + 1) | (currentData & ~TopSnowTile::HEIGHT_MASK), Tile::UPDATE_CLIENTS))
+				{
+					level->playSound(x + 0.5f, y + 0.5f, z + 0.5f, snowTile->soundType->getPlaceSound(), (snowTile->soundType->getVolume() + 1) / 2, snowTile->soundType->getPitch() * 0.8f);
+					instance->count--;
+					return true;
+				}
+			}
+			else
+			{
+				return true;
+			}
+		}
+	}
+
+	return AuxDataTileItem::useOn(instance, player, level, x, y, z, face, clickX, clickY, clickZ, bTestUseOnOnly);
+}
+\ No newline at end of file