BlockStairs.h

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#pragma once
 
#include "BlockHandler.h"
#include "Mixins.h"
 
 
 
 
class cBlockStairsHandler final :
    public cClearMetaOnDrop<cYawRotator<cBlockHandler, 0x03, 0x03, 0x00, 0x02, 0x01, true>>
{
    using Super = cClearMetaOnDrop<cYawRotator<cBlockHandler, 0x03, 0x03, 0x00, 0x02, 0x01, true>>;
 
public:
 
    using Super::Super;
 
    static bool IsAnyStairType(BLOCKTYPE a_Block)
    {
        switch (a_Block)
        {
            case E_BLOCK_SANDSTONE_STAIRS:
            case E_BLOCK_BIRCH_WOOD_STAIRS:
            case E_BLOCK_QUARTZ_STAIRS:
            case E_BLOCK_JUNGLE_WOOD_STAIRS:
            case E_BLOCK_RED_SANDSTONE_STAIRS:
            case E_BLOCK_COBBLESTONE_STAIRS:
            case E_BLOCK_STONE_BRICK_STAIRS:
            case E_BLOCK_OAK_WOOD_STAIRS:
            case E_BLOCK_ACACIA_WOOD_STAIRS:
            case E_BLOCK_PURPUR_STAIRS:
            case E_BLOCK_DARK_OAK_WOOD_STAIRS:
            case E_BLOCK_BRICK_STAIRS:
            case E_BLOCK_NETHER_BRICK_STAIRS:
            case E_BLOCK_SPRUCE_WOOD_STAIRS:
                return true;
            default:
            {
                return false;
            }
        }
    }
 
private:
 
    virtual NIBBLETYPE MetaMirrorXZ(NIBBLETYPE a_Meta) const override
    {
        // Toggle bit 3:
        return (a_Meta & 0x0b) | ((~a_Meta) & 0x04);
    }
 
 
    virtual ColourID GetMapBaseColourID(NIBBLETYPE a_Meta) const override
    {
        UNUSED(a_Meta);
        switch (m_BlockType)
        {
            case E_BLOCK_SANDSTONE_STAIRS:
            case E_BLOCK_BIRCH_WOOD_STAIRS: return 2;
            case E_BLOCK_QUARTZ_STAIRS: return 8;
            case E_BLOCK_JUNGLE_WOOD_STAIRS:
            case E_BLOCK_RED_SANDSTONE_STAIRS: return 10;
            case E_BLOCK_COBBLESTONE_STAIRS:
            case E_BLOCK_STONE_BRICK_STAIRS: return 11;
            case E_BLOCK_OAK_WOOD_STAIRS: return 13;
            case E_BLOCK_ACACIA_WOOD_STAIRS: return 15;
            case E_BLOCK_PURPUR_STAIRS: return 16;
            case E_BLOCK_DARK_OAK_WOOD_STAIRS: return 26;
            case E_BLOCK_BRICK_STAIRS: return 28;
            case E_BLOCK_NETHER_BRICK_STAIRS: return 35;
            case E_BLOCK_SPRUCE_WOOD_STAIRS: return 34;
            default:
            {
                ASSERT(!"Unhandled blocktype in stairs handler!");
                return 0;
            }
        }
    }
 
 
 
 
 
    #if 0
    bool IsInsideBlock(Vector3d a_RelPosition, const BLOCKTYPE a_BlockType, const NIBBLETYPE a_BlockMeta)
    {
        if (a_BlockMeta & 0x4)  // upside down
        {
            return true;
        }
        else if ((a_BlockMeta & 0x3) == 0)  // tall side is east (+X)
        {
            return (a_RelPosition.y < ((a_RelPosition.x > 0.5) ? 1.0 : 0.5));
        }
        else if ((a_BlockMeta & 0x3) == 1)  // tall side is west (-X)
        {
            return (a_RelPosition.y < ((a_RelPosition.x < 0.5) ? 1.0 : 0.5));
        }
        else if ((a_BlockMeta & 0x3) == 2)  // tall side is south (+Z)
        {
            return (a_RelPosition.y < ((a_RelPosition.z > 0.5) ? 1.0 : 0.5));
        }
        else if ((a_BlockMeta & 0x3) == 3)  // tall side is north (-Z)
        {
            return (a_RelPosition.y < ((a_RelPosition.z < 0.5) ? 1.0 : 0.5));
        }
        return false;
    }
    #endif
 
} ;