BlockDoor.cpp

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#include "Globals.h"
#include "BlockDoor.h"
#include "../EffectID.h"
 
 
 
 
 
void cBlockDoorHandler::OnBroken(
        cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface,
        Vector3i a_BlockPos, BLOCKTYPE a_OldBlockType,
        NIBBLETYPE a_OldBlockMeta,
        const cEntity * a_Digger
) const
{
    UNUSED(a_Digger);
    // A part of the multiblock door was broken; the relevant half will drop any pickups as required.
    // All that is left to do is to delete the other half of the multiblock.
 
    if ((a_OldBlockMeta & 0x08) != 0)
    {
        const auto Lower = a_BlockPos.addedY(-1);
        if ((Lower.y >= 0) && IsDoorBlockType(a_ChunkInterface.GetBlock(Lower)))
        {
            // Was upper part of door, remove lower:
            a_ChunkInterface.SetBlock(Lower, E_BLOCK_AIR, 0);
        }
    }
    else
    {
        const auto Upper = a_BlockPos.addedY(1);
        if ((Upper.y < cChunkDef::Height) && IsDoorBlockType(a_ChunkInterface.GetBlock(Upper)))
        {
            // Was lower part, remove upper:
            a_ChunkInterface.SetBlock(Upper, E_BLOCK_AIR, 0);
        }
    }
}
 
 
 
 
 
bool cBlockDoorHandler::OnUse(
    cChunkInterface & a_ChunkInterface,
    cWorldInterface & a_WorldInterface,
    cPlayer & a_Player,
    const Vector3i a_BlockPos,
    eBlockFace a_BlockFace,
    const Vector3i a_CursorPos
) const
{
    UNUSED(a_WorldInterface);
    UNUSED(a_BlockFace);
    UNUSED(a_CursorPos);
 
    switch (a_ChunkInterface.GetBlock(a_BlockPos))
    {
        default:
        {
            ASSERT(!"Unhandled door block type");
        }
        case E_BLOCK_ACACIA_DOOR:
        case E_BLOCK_BIRCH_DOOR:
        case E_BLOCK_DARK_OAK_DOOR:
        case E_BLOCK_JUNGLE_DOOR:
        case E_BLOCK_SPRUCE_DOOR:
        case E_BLOCK_OAK_DOOR:
        {
            ChangeDoor(a_ChunkInterface, a_BlockPos);
            a_Player.GetWorld()->BroadcastSoundParticleEffect(EffectID::SFX_RANDOM_WOODEN_DOOR_OPEN, a_BlockPos, 0, a_Player.GetClientHandle());
            break;
        }
        case E_BLOCK_IRON_DOOR:
        {
            // Prevent iron door from opening on player click (#2415):
            OnCancelRightClick(a_ChunkInterface, a_WorldInterface, a_Player, a_BlockPos, a_BlockFace);
 
            // Allow placement actions to instead take place:
            return false;
        }
    }
 
    return true;
}
 
 
 
 
 
void cBlockDoorHandler::OnCancelRightClick(
    cChunkInterface & a_ChunkInterface,
    cWorldInterface & a_WorldInterface,
    cPlayer & a_Player,
    const Vector3i a_BlockPos,
    eBlockFace a_BlockFace
) const
{
    UNUSED(a_ChunkInterface);
    UNUSED(a_BlockFace);
 
    a_WorldInterface.SendBlockTo(a_BlockPos, a_Player);
    NIBBLETYPE Meta = a_ChunkInterface.GetBlockMeta(a_BlockPos);
 
    if (Meta & 0x08)
    {
        // Current block is top of the door, send the bottom part:
        a_WorldInterface.SendBlockTo(a_BlockPos.addedY(-1), a_Player);
    }
    else
    {
        // Current block is bottom of the door, send the top part:
        a_WorldInterface.SendBlockTo(a_BlockPos.addedY(1), a_Player);
    }
}
 
 
 
 
 
cBoundingBox cBlockDoorHandler::GetPlacementCollisionBox(BLOCKTYPE a_XM, BLOCKTYPE a_XP, BLOCKTYPE a_YM, BLOCKTYPE a_YP, BLOCKTYPE a_ZM, BLOCKTYPE a_ZP) const
{
    // Doors can be placed inside the player
    return cBoundingBox(0, 0, 0, 0, 0, 0);
}
 
 
 
 
 
NIBBLETYPE cBlockDoorHandler::MetaRotateCCW(NIBBLETYPE a_Meta) const
{
    if (a_Meta & 0x08)
    {
        // The meta doesn't change for the top block
        return a_Meta;
    }
    else
    {
        // Rotate the bottom block
        return Super::MetaRotateCCW(a_Meta);
    }
}
 
 
 
 
 
NIBBLETYPE cBlockDoorHandler::MetaRotateCW(NIBBLETYPE a_Meta) const
{
    if (a_Meta & 0x08)
    {
        // The meta doesn't change for the top block
        return a_Meta;
    }
    else
    {
        // Rotate the bottom block
        return Super::MetaRotateCW(a_Meta);
    }
}
 
 
 
 
 
NIBBLETYPE cBlockDoorHandler::MetaMirrorXY(NIBBLETYPE a_Meta) const
{
    /*
    Top bit (0x08) contains door block position (Top / Bottom). Only Bottom blocks contain position data
    Return a_Meta if panel is a top panel (0x08 bit is set to 1)
    */
 
    // Note: Currently, you can not properly mirror the hinges on a double door.  The orientation of the door is stored
    // in only the bottom tile while the hinge position is in the top tile.  This function only operates on one tile at a time,
    // so the function can only see either the hinge position or orientation, but not both, at any given time.  The class itself
    // needs extra datamembers.
    if (a_Meta & 0x08)
    {
        return a_Meta;
    }
 
    // Holds open / closed meta data. 0x0C == 1100.
    NIBBLETYPE OtherMeta = a_Meta & 0x0C;
 
    // Mirrors according to a table.  0x03 == 0011.
    switch (a_Meta & 0x03)
    {
        case 0x03: return 0x01 + OtherMeta;  // South -> North
        case 0x01: return 0x03 + OtherMeta;  // North -> South
    }
 
    // Not Facing North or South; No change.
    return a_Meta;
}
 
 
 
 
 
NIBBLETYPE cBlockDoorHandler::MetaMirrorYZ(NIBBLETYPE a_Meta) const
{
    // Top bit (0x08) contains door panel type (Top / Bottom panel)  Only Bottom panels contain position data
    // Return a_Meta if panel is a top panel (0x08 bit is set to 1)
 
    // Note: Currently, you can not properly mirror the hinges on a double door.  The orientation of the door is stored
    // in only the bottom tile while the hinge position is in the top tile.  This function only operates on one tile at a time,
    // so the function can only see either the hinge position or orientation, but not both, at any given time.The class itself
    // needs extra datamembers.
 
    if (a_Meta & 0x08)
    {
        return a_Meta;
    }
 
    // Holds open / closed meta data. 0x0C == 1100.
    NIBBLETYPE OtherMeta = a_Meta & 0x0C;
 
    // Mirrors according to a table.  0x03 == 0011.
    switch (a_Meta & 0x03)
    {
        case 0x00: return 0x02 + OtherMeta;  // West  -> East
        case 0x02: return 0x00 + OtherMeta;  // East  -> West
    }
 
    // Not Facing North or South; No change.
    return a_Meta;
}