diff options
Diffstat (limited to 'source/Blocks/BlockVine.h')
| -rw-r--r-- | source/Blocks/BlockVine.h | 201 |
1 files changed, 0 insertions, 201 deletions
diff --git a/source/Blocks/BlockVine.h b/source/Blocks/BlockVine.h deleted file mode 100644 index 2c9f67cab..000000000 --- a/source/Blocks/BlockVine.h +++ /dev/null @@ -1,201 +0,0 @@ - -#pragma once - -#include "BlockHandler.h" - - - - - -class cBlockVineHandler : - public cBlockHandler -{ -public: - cBlockVineHandler(BLOCKTYPE a_BlockType) - : cBlockHandler(a_BlockType) - { - } - - - virtual bool GetPlacementBlockTypeMeta( - cWorld * a_World, cPlayer * a_Player, - int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, - int a_CursorX, int a_CursorY, int a_CursorZ, - BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta - ) override - { - // TODO: Disallow placement where the vine doesn't attach to something properly - BLOCKTYPE BlockType = 0; - NIBBLETYPE BlockMeta; - a_World->GetBlockTypeMeta(a_BlockX, a_BlockY, a_BlockZ, BlockType, BlockMeta); - if (BlockType == m_BlockType) - { - a_BlockMeta = BlockMeta | DirectionToMetaData(a_BlockFace); - } - else - { - a_BlockMeta = DirectionToMetaData(a_BlockFace); - } - a_BlockType = m_BlockType; - return true; - } - - - static NIBBLETYPE DirectionToMetaData(char a_BlockFace) - { - switch (a_BlockFace) - { - case BLOCK_FACE_NORTH: return 0x1; - case BLOCK_FACE_SOUTH: return 0x4; - case BLOCK_FACE_WEST: return 0x8; - case BLOCK_FACE_EAST: return 0x2; - default: return 0x0; - } - } - - - static char MetaDataToDirection(NIBBLETYPE a_MetaData) - { - switch(a_MetaData) - { - case 0x1: return BLOCK_FACE_NORTH; - case 0x4: return BLOCK_FACE_SOUTH; - case 0x8: return BLOCK_FACE_WEST; - case 0x2: return BLOCK_FACE_EAST; - default: return BLOCK_FACE_TOP; - } - } - - - /// Returns true if the specified block type is good for vines to attach to - static bool IsBlockAttachable(BLOCKTYPE a_BlockType) - { - return (a_BlockType == E_BLOCK_LEAVES) || g_BlockIsSolid[a_BlockType]; - } - - - /// Returns the meta that has the maximum allowable sides of the vine, given the surroundings - NIBBLETYPE GetMaxMeta(cChunk & a_Chunk, int a_RelX, int a_RelY, int a_RelZ) - { - static const struct - { - int x, z; - int Bit; - } Coords[] = - { - { 0, 1, 1}, // south, ZP - {-1, 0, 2}, // west, XM - { 0, -1, 4}, // north, ZM - { 1, 0, 8}, // east, XP - } ; - int res = 0; - for (int i = 0; i < ARRAYCOUNT(Coords); i++) - { - BLOCKTYPE BlockType; - NIBBLETYPE BlockMeta; - if ( - a_Chunk.UnboundedRelGetBlock(a_RelX + Coords[i].x, a_RelY, a_RelZ + Coords[i].z, BlockType, BlockMeta) && - IsBlockAttachable(BlockType) - ) - { - res |= Coords[i].Bit; - } - } - return res; - } - - - void Check(int a_RelX, int a_RelY, int a_RelZ, cChunk & a_Chunk) override - { - NIBBLETYPE CurMeta = a_Chunk.GetMeta(a_RelX, a_RelY, a_RelZ); - NIBBLETYPE MaxMeta = GetMaxMeta(a_Chunk, a_RelX, a_RelY, a_RelZ); - - // Check if vine above us, add its meta to MaxMeta - if ((a_RelY < cChunkDef::Height - 1) && (a_Chunk.GetBlock(a_RelX, a_RelY + 1, a_RelZ) == m_BlockType)) - { - MaxMeta |= a_Chunk.GetMeta(a_RelX, a_RelY + 1, a_RelZ); - } - - NIBBLETYPE Common = CurMeta & MaxMeta; // Neighbors that we have and are legal - if (Common != CurMeta) - { - // There is a neighbor missing, need to update the meta or even destroy the block - bool HasTop = (a_RelY < cChunkDef::Height - 1) && IsBlockAttachable(a_Chunk.GetBlock(a_RelX, a_RelY + 1, a_RelZ)); - if ((Common == 0) && !HasTop) - { - // The vine just lost all its support, destroy the block: - if (DoesDropOnUnsuitable()) - { - int BlockX = a_RelX + a_Chunk.GetPosX() * cChunkDef::Width; - int BlockZ = a_RelZ + a_Chunk.GetPosZ() * cChunkDef::Width; - DropBlock(a_Chunk.GetWorld(), NULL, BlockX, a_RelY, BlockZ); - } - a_Chunk.SetBlock(a_RelX, a_RelY, a_RelZ, E_BLOCK_AIR, 0); - return; - } - a_Chunk.SetBlock(a_RelX, a_RelY, a_RelZ, m_BlockType, Common); - } - else - { - // Wake up the simulators for this block: - int BlockX = a_RelX + a_Chunk.GetPosX() * cChunkDef::Width; - int BlockZ = a_RelZ + a_Chunk.GetPosZ() * cChunkDef::Width; - a_Chunk.GetWorld()->GetSimulatorManager()->WakeUp(BlockX, a_RelY, BlockZ, &a_Chunk); - } - } - - - virtual bool DoesIgnoreBuildCollision(void) override - { - return true; - } - - - virtual const char * GetStepSound(void) override - { - return "step.grass"; - } - - - virtual bool DoesDropOnUnsuitable(void) override - { - return false; - } - - virtual void OnUpdate(cWorld * a_World, int X, int Y, int Z) - { - if (a_World->GetBlock(X, Y - 1, Z) == E_BLOCK_AIR) - { - a_World->SetBlock(X, Y - 1, Z, E_BLOCK_VINES, a_World->GetBlockMeta(X, Y, Z)); - } - } - - virtual NIBBLETYPE MetaRotateCCW(NIBBLETYPE a_Meta) override - { - return ((a_Meta >> 1) | (a_Meta << 3)) & 0x0f; // Rotate bits to the right - } - - - virtual NIBBLETYPE MetaRotateCW(NIBBLETYPE a_Meta) override - { - return ((a_Meta << 1) | (a_Meta >> 3)) & 0x0f; // Rotate bits to the left - } - - - virtual NIBBLETYPE MetaMirrorXY(NIBBLETYPE a_Meta) override - { - // Bits 2 and 4 stay, bits 1 and 3 swap - return ((a_Meta & 0x0a) | ((a_Meta & 0x01) << 2) | ((a_Meta & 0x04) >> 2)); - } - - - virtual NIBBLETYPE MetaMirrorYZ(NIBBLETYPE a_Meta) override - { - // Bits 1 and 3 stay, bits 2 and 4 swap - return ((a_Meta & 0x05) | ((a_Meta & 0x02) << 2) | ((a_Meta & 0x08) >> 2)); - } -} ; - - - - |