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author | madmaxoft <github@xoft.cz> | 2014-06-14 12:06:48 +0200 |
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committer | madmaxoft <github@xoft.cz> | 2014-06-14 12:06:48 +0200 |
commit | f8f7748a09b936cc888c0c4a1f0ae9e9e444ba5b (patch) | |
tree | d2f3e35f37821e93d92143db2055bcedeaf57142 /src/Blocks/BlockDoor.h | |
parent | Player.h: Moved doxy-comments to Entity.h (diff) | |
parent | Fixed a repeater issue (diff) | |
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Diffstat (limited to 'src/Blocks/BlockDoor.h')
-rw-r--r-- | src/Blocks/BlockDoor.h | 104 |
1 files changed, 73 insertions, 31 deletions
diff --git a/src/Blocks/BlockDoor.h b/src/Blocks/BlockDoor.h index 797fe484c..bc59051c3 100644 --- a/src/Blocks/BlockDoor.h +++ b/src/Blocks/BlockDoor.h @@ -20,12 +20,12 @@ public: 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) override; virtual void OnCancelRightClick(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace) override; virtual const char * GetStepSound(void) override; - + virtual NIBBLETYPE MetaRotateCCW(NIBBLETYPE a_Meta) override; virtual NIBBLETYPE MetaRotateCW(NIBBLETYPE a_Meta) override; virtual NIBBLETYPE MetaMirrorXY(NIBBLETYPE a_Meta) override; virtual NIBBLETYPE MetaMirrorYZ(NIBBLETYPE a_Meta) override; - + virtual bool GetPlacementBlockTypeMeta( cChunkInterface & a_ChunkInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, @@ -52,7 +52,7 @@ public: return true; } - + virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta) override { a_Pickups.push_back(cItem((m_BlockType == E_BLOCK_WOODEN_DOOR) ? E_ITEM_WOODEN_DOOR : E_ITEM_IRON_DOOR, 1, 0)); @@ -77,8 +77,8 @@ public: { return ((a_RelY > 0) && (a_Chunk.GetBlock(a_RelX, a_RelY - 1, a_RelZ) != E_BLOCK_AIR)); } - - + + bool CanReplaceBlock(BLOCKTYPE a_BlockType) { switch (a_BlockType) @@ -99,7 +99,7 @@ public: } - /// Converts the player's yaw to placed door's blockmeta + /** Converts the player's yaw to placed door's blockmeta */ inline static NIBBLETYPE PlayerYawToMetaData(double a_Yaw) { ASSERT((a_Yaw >= -180) && (a_Yaw < 180)); @@ -111,67 +111,109 @@ public: } if ((a_Yaw >= 0) && (a_Yaw < 90)) { - return 0x0; + return 0x00; } else if ((a_Yaw >= 180) && (a_Yaw < 270)) { - return 0x2; + return 0x02; } else if ((a_Yaw >= 90) && (a_Yaw < 180)) { - return 0x1; + return 0x01; } else { - return 0x3; + return 0x03; } } - /// Returns true if the specified blocktype is any kind of door + /** Returns true if the specified blocktype is any kind of door */ inline static bool IsDoor(BLOCKTYPE a_Block) { return (a_Block == E_BLOCK_WOODEN_DOOR) || (a_Block == E_BLOCK_IRON_DOOR); } - /// Returns the metadata for the opposite door state (open vs closed) - static NIBBLETYPE ChangeStateMetaData(NIBBLETYPE a_MetaData) + static NIBBLETYPE IsOpen(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ) { - return a_MetaData ^ 4; + NIBBLETYPE Meta = GetCompleteDoorMeta(a_ChunkInterface, a_BlockX, a_BlockY, a_BlockZ); + return ((Meta & 0x04) != 0); } - /// Changes the door at the specified coords from open to close or vice versa - static void ChangeDoor(cChunkInterface & a_ChunkInterface, int a_X, int a_Y, int a_Z) + /** Returns the complete meta composed from the both parts of the door as (TopMeta << 4) | BottomMeta + The coords may point to either part of the door. + The returned value has bit 3 (0x08) set iff the coords point to the top part of the door. + Fails gracefully for (invalid) doors on the world's top and bottom. */ + static NIBBLETYPE GetCompleteDoorMeta(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ) { - NIBBLETYPE OldMetaData = a_ChunkInterface.GetBlockMeta(a_X, a_Y, a_Z); - - a_ChunkInterface.SetBlockMeta(a_X, a_Y, a_Z, ChangeStateMetaData(OldMetaData)); + NIBBLETYPE Meta = a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ); - if (OldMetaData & 8) + if ((Meta & 0x08) != 0) { - // Current block is top of the door - BLOCKTYPE BottomBlock = a_ChunkInterface.GetBlock(a_X, a_Y - 1, a_Z); - NIBBLETYPE BottomMeta = a_ChunkInterface.GetBlockMeta(a_X, a_Y - 1, a_Z); - - if (IsDoor(BottomBlock) && !(BottomMeta & 8)) + // The coords are pointing at the top part of the door + if (a_BlockX > 0) { - a_ChunkInterface.SetBlockMeta(a_X, a_Y - 1, a_Z, ChangeStateMetaData(BottomMeta)); + NIBBLETYPE DownMeta = a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY - 1, a_BlockZ); + return (DownMeta & 0x07) | 0x08 | (Meta << 4); } + // This is the top part of the door at the bottommost layer of the world, there's no bottom: + return 0x08 | (Meta << 4); } else { - // Current block is bottom of the door - BLOCKTYPE TopBlock = a_ChunkInterface.GetBlock(a_X, a_Y + 1, a_Z); - NIBBLETYPE TopMeta = a_ChunkInterface.GetBlockMeta(a_X, a_Y + 1, a_Z); + // The coords are pointing at the bottom part of the door + if (a_BlockY < cChunkDef::Height - 1) + { + NIBBLETYPE UpMeta = a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY + 1, a_BlockZ); + return Meta | (UpMeta << 4); + } + // This is the bottom part of the door at the topmost layer of the world, there's no top: + return Meta; + } + } - if (IsDoor(TopBlock) && (TopMeta & 8)) + + /** Sets the door to the specified state. If the door is already in that state, does nothing. */ + static void SetOpen(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ, bool a_Open) + { + BLOCKTYPE Block = a_ChunkInterface.GetBlock(a_BlockX, a_BlockY, a_BlockZ); + if (!IsDoor(Block)) + { + return; + } + + NIBBLETYPE Meta = GetCompleteDoorMeta(a_ChunkInterface, a_BlockX, a_BlockY, a_BlockZ); + bool IsOpened = ((Meta & 0x04) != 0); + if (IsOpened == a_Open) + { + return; + } + + // Change the door + NIBBLETYPE NewMeta = (Meta & 0x07) ^ 0x04; // Flip the "IsOpen" bit (0x04) + if ((Meta & 0x08) == 0) + { + // The block is the bottom part of the door + a_ChunkInterface.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, NewMeta); + } + else + { + // The block is the top part of the door, set the meta to the corresponding top part + if (a_BlockY > 0) { - a_ChunkInterface.SetBlockMeta(a_X, a_Y + 1, a_Z, ChangeStateMetaData(TopMeta)); + a_ChunkInterface.SetBlockMeta(a_BlockX, a_BlockY - 1, a_BlockZ, NewMeta); } } } + + + /** Changes the door at the specified coords from open to close or vice versa */ + static void ChangeDoor(cChunkInterface & a_ChunkInterface, int a_BlockX, int a_BlockY, int a_BlockZ) + { + SetOpen(a_ChunkInterface, a_BlockX, a_BlockY, a_BlockZ, !IsOpen(a_ChunkInterface, a_BlockX, a_BlockY, a_BlockZ)); + } } ; |