summaryrefslogtreecommitdiffstats
path: root/src/Blocks/BlockComparator.h
blob: b6fc66fff7f0004a8dfb97e74e93fa9b17419b5d (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161

#pragma once

#include "BlockHandler.h"
#include "BlockRedstoneRepeater.h"
#include "MetaRotator.h"





class cBlockComparatorHandler :
	public cMetaRotator<cBlockHandler, 0x03, 0x00, 0x01, 0x02, 0x03, true>
{
public:
	cBlockComparatorHandler(BLOCKTYPE a_BlockType)
		: cMetaRotator<cBlockHandler, 0x03, 0x00, 0x01, 0x02, 0x03, true>(a_BlockType)
	{
	}

	virtual bool 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
	{
		NIBBLETYPE Meta = a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ);
		Meta ^= 0x04;  // Toggle 3rd (addition / subtraction) bit with XOR
		a_ChunkInterface.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, Meta);
		return true;
	}

	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
	{
		UNUSED(a_ChunkInterface);
		a_WorldInterface.SendBlockTo(a_BlockX, a_BlockY, a_BlockZ, *a_Player);
	}

	virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta) override
	{
		// Reset meta to 0
		a_Pickups.push_back(cItem(E_ITEM_COMPARATOR, 1, 0));
	}

	virtual bool IsUseable(void) override
	{
		return true;
	}

	virtual bool CanBeAt(cChunkInterface & a_ChunkInterface, int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
	{
		return ((a_RelY > 0) && (a_Chunk.GetBlock(a_RelX, a_RelY - 1, a_RelZ) != E_BLOCK_AIR));
	}

	virtual bool GetPlacementBlockTypeMeta(
		cChunkInterface & a_ChunkInterface, 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
		) override
	{
		a_BlockType = m_BlockType;
		a_BlockMeta = cBlockRedstoneRepeaterHandler::RepeaterRotationToMetaData(a_Player->GetYaw());
		return true;
	}

	inline static bool IsInSubtractionMode(NIBBLETYPE a_Meta)
	{
		return ((a_Meta & 0x4) == 0x4);
	}

	inline static bool IsOn(NIBBLETYPE a_Meta)
	{
		return ((a_Meta & 0x8) == 0x8);
	}

	inline static Vector3i GetSideCoordinate(const Vector3i & a_Position, NIBBLETYPE a_Meta, bool a_bInverse)
	{
		auto Position = a_Position;
		if (!a_bInverse)
		{
			switch (a_Meta)
			{
				case 0x0: Position.x++; break;
				case 0x1: Position.z--; break;
				case 0x2: Position.x--; break;
				case 0x3: Position.z++; break;
				default:
				{
					LOGWARNING("%s: Unknown metadata: %d", __FUNCTION__, a_Meta);
					ASSERT(!"Unknown metadata while determining orientation of comparator!");
					break;
				}
			}
		}
		else
		{
			switch (a_Meta)
			{
				case 0x0: Position.x--; break;
				case 0x1: Position.z++; break;
				case 0x2: Position.x++; break;
				case 0x3: Position.z--; break;
				default:
				{
					LOGWARNING("%s: Unknown metadata: %d", __FUNCTION__, a_Meta);
					ASSERT(!"Unknown metadata while determining orientation of comparator!");
					break;
				}
			}
		}

		return Position;
	}

	inline static Vector3i GetRearCoordinate(const Vector3i & a_Position, NIBBLETYPE a_Meta)
	{
		auto Position = a_Position;
		switch (a_Meta)
		{
			case 0x0: Position.z++; break;
			case 0x1: Position.x--; break;
			case 0x2: Position.z--; break;
			case 0x3: Position.x++; break;
			default:
			{
				LOGWARNING("%s: Unknown metadata: %d", __FUNCTION__, a_Meta);
				ASSERT(!"Unknown metadata while determining orientation of comparator!");
				break;
			}
		}

		return Position;
	}

	inline static Vector3i GetFrontCoordinate(const Vector3i & a_Position, NIBBLETYPE a_Meta)
	{
		auto Position = a_Position;
		switch (a_Meta)
		{
			case 0x0: Position.z--; break;
			case 0x1: Position.x++; break;
			case 0x2: Position.z++; break;
			case 0x3: Position.x--; break;
			default:
			{
				LOGWARNING("%s: Unknown metadata: %d", __FUNCTION__, a_Meta);
				ASSERT(!"Unknown metadata while determining orientation of comparator!");
				break;
			}
		}

		return Position;
	}

	virtual ColourID GetMapBaseColourID(NIBBLETYPE a_Meta) override
	{
		UNUSED(a_Meta);
		return 11;
	}
} ;