diff options
Diffstat (limited to 'src/Blocks/BlockHandler.h')
| -rw-r--r-- | src/Blocks/BlockHandler.h | 43 |
1 files changed, 25 insertions, 18 deletions
diff --git a/src/Blocks/BlockHandler.h b/src/Blocks/BlockHandler.h index 3a3efb3cc..de90ce55b 100644 --- a/src/Blocks/BlockHandler.h +++ b/src/Blocks/BlockHandler.h @@ -30,14 +30,14 @@ public: /// Note that the coords are chunk-relative! virtual void OnUpdate(cChunkInterface & cChunkInterface, cWorldInterface & a_WorldInterface, cBlockPluginInterface & a_BlockPluginInterface, cChunk & a_Chunk, int a_RelX, int a_RelY, int a_RelZ); - /** Called before a block is placed into a world. + /** Called before a block is placed into a world. The handler should return true to allow placement, false to refuse. Also, the handler should set a_BlockType and a_BlockMeta to correct values for the newly placed block. Called by cItemHandler::GetPlacementBlockTypeMeta() if the item is a block */ virtual bool GetPlacementBlockTypeMeta( cChunkInterface & a_ChunkInterface, cPlayer * a_Player, - int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, + int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta ); @@ -47,8 +47,8 @@ public: /// Called by cClientHandle::HandlePlaceBlock() after the player has placed a new block. Called after OnPlaced(). virtual void OnPlacedByPlayer( - cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, - int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, + cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, + int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta ); @@ -60,34 +60,41 @@ public: virtual void OnDestroyed(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, int a_BlockX, int a_BlockY, int a_BlockZ); /// Called when a direct neighbor of this block has been changed (The position is the own position, not the neighbor position) - virtual void OnNeighborChanged(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ); + virtual void OnNeighborChanged(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ) {} /// Notifies all neighbors of the given block about a change static void NeighborChanged(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ); /// Called while the player diggs the block. - virtual void OnDigging(cChunkInterface & cChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ); + virtual void OnDigging(cChunkInterface & cChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ) {} /// Called if the user right clicks the block and the block is useable - virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ); + virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) {} - /** Called when a Right Click to this Block is cancelled */ - virtual void OnCancelRightClick(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace); + /** Called when a right click to this block is cancelled */ + virtual void OnCancelRightClick(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace) {} /// <summary>Called when the item is mined to convert it into pickups. Pickups may specify multiple items. Appends items to a_Pickups, preserves its original contents</summary> virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta); - /// Handles the dropping of a block based on what ConvertToDrops() returns. This will not destroy the block. a_Digger is the entity causing the drop; it may be NULL - virtual void DropBlock(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cBlockPluginInterface & a_BlockPluginInterface, cEntity * a_Digger, int a_BlockX, int a_BlockY, int a_BlockZ); + /** Handles the dropping, but not destruction, of a block based on what ConvertTo(Verbatim)Pickups() returns, including the spawning of pickups and alertion of plugins + @param a_Digger The entity causing the drop; it may be NULL + @param a_CanDrop Informs the handler whether the block should be dropped at all. One example when this is false is when stone is destroyed by hand + @param a_DropVerbatim Calls ConvertToVerbatimPickups() instead of its counterpart, meaning the block itself is dropped by default (due to a speical tool or enchantment) + */ + virtual void DropBlock(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cBlockPluginInterface & a_BlockPluginInterface, cEntity * a_Digger, int a_BlockX, int a_BlockY, int a_BlockZ, bool a_CanDrop = true, bool a_DropVerbatim = false); /// Returns step sound name of block virtual const char * GetStepSound(void); /// Checks if the block can stay at the specified relative coords in the chunk virtual bool CanBeAt(cChunkInterface & a_ChunkInterface, int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk); + + /** Can the dirt under this block grow to grass? */ + virtual bool CanDirtGrowGrass(NIBBLETYPE a_Meta); /** Checks if the block can be placed at this point. - Default: CanBeAt(...) + Default: CanBeAt(...) NOTE: This call doesn't actually place the block */ // virtual bool CanBePlacedAt(cWorld * a_World, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir); @@ -95,27 +102,27 @@ public: /// Called to check whether this block supports a rclk action. If it returns true, OnUse() is called virtual bool IsUseable(void); - /** Indicates whether the client will click through this block. + /** Indicates whether the client will click through this block. For example digging a fire will hit the block below the fire so fire is clicked through */ virtual bool IsClickedThrough(void); - /** Checks if the player can build "inside" this block. + /** Checks if the player can build "inside" this block. For example blocks placed "on" snow will be placed at the same position. So: Snow ignores Build collision */ virtual bool DoesIgnoreBuildCollision(void); /// <summary>Similar to DoesIgnoreBuildCollision(void), but is used for cases where block meta/player item-in-hand is needed to determine collision (thin snow)</summary> - virtual bool DoesIgnoreBuildCollision(cPlayer *, NIBBLETYPE a_Meta) - { + virtual bool DoesIgnoreBuildCollision(cPlayer *, NIBBLETYPE a_Meta) + { UNUSED(a_Meta); - return DoesIgnoreBuildCollision(); + return DoesIgnoreBuildCollision(); } /// <summary>Returns if this block drops if it gets destroyed by an unsuitable situation. Default: true</summary> virtual bool DoesDropOnUnsuitable(void); - /** Called when one of the neighbors gets set; equivalent to MC block update. + /** Called when one of the neighbors gets set; equivalent to MC block update. By default drops if position no more suitable (CanBeAt(), DoesDropOnUnsuitable(), Drop()), and wakes up all simulators on the block. */ |