-
Notifications
You must be signed in to change notification settings - Fork 6k
/
GridDefines.h
237 lines (194 loc) · 6.97 KB
/
GridDefines.h
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
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
/*
* Copyright (C) 2008-2012 TrinityCore <http://www.trinitycore.org/>
* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TRINITY_GRIDDEFINES_H
#define TRINITY_GRIDDEFINES_H
#include "Common.h"
#include "NGrid.h"
#include <cmath>
// Forward class definitions
class Corpse;
class Creature;
class DynamicObject;
class GameObject;
class Pet;
class Player;
#define MAX_NUMBER_OF_CELLS 8
#define MAX_NUMBER_OF_GRIDS 64
#define SIZE_OF_GRIDS 533.33333f
#define CENTER_GRID_ID (MAX_NUMBER_OF_GRIDS/2)
#define CENTER_GRID_OFFSET (SIZE_OF_GRIDS/2)
#define MIN_GRID_DELAY (MINUTE*IN_MILLISECONDS)
#define MIN_MAP_UPDATE_DELAY 50
#define SIZE_OF_GRID_CELL (SIZE_OF_GRIDS/MAX_NUMBER_OF_CELLS)
#define CENTER_GRID_CELL_ID (MAX_NUMBER_OF_CELLS*MAX_NUMBER_OF_GRIDS/2)
#define CENTER_GRID_CELL_OFFSET (SIZE_OF_GRID_CELL/2)
#define TOTAL_NUMBER_OF_CELLS_PER_MAP (MAX_NUMBER_OF_GRIDS*MAX_NUMBER_OF_CELLS)
#define MAP_RESOLUTION 128
#define MAP_SIZE (SIZE_OF_GRIDS*MAX_NUMBER_OF_GRIDS)
#define MAP_HALFSIZE (MAP_SIZE/2)
// Creature used instead pet to simplify *::Visit templates (not required duplicate code for Creature->Pet case)
typedef TYPELIST_4(Player, Creature/*pets*/, Corpse/*resurrectable*/, DynamicObject/*farsight target*/) AllWorldObjectTypes;
typedef TYPELIST_4(GameObject, Creature/*except pets*/, DynamicObject, Corpse/*Bones*/) AllGridObjectTypes;
typedef GridRefManager<Corpse> CorpseMapType;
typedef GridRefManager<Creature> CreatureMapType;
typedef GridRefManager<DynamicObject> DynamicObjectMapType;
typedef GridRefManager<GameObject> GameObjectMapType;
typedef GridRefManager<Player> PlayerMapType;
enum GridMapTypeMask
{
GRID_MAP_TYPE_MASK_CORPSE = 0x01,
GRID_MAP_TYPE_MASK_CREATURE = 0x02,
GRID_MAP_TYPE_MASK_DYNAMICOBJECT = 0x04,
GRID_MAP_TYPE_MASK_GAMEOBJECT = 0x08,
GRID_MAP_TYPE_MASK_PLAYER = 0x10,
GRID_MAP_TYPE_MASK_ALL = 0x1F
};
typedef Grid<Player, AllWorldObjectTypes, AllGridObjectTypes> GridType;
typedef NGrid<MAX_NUMBER_OF_CELLS, Player, AllWorldObjectTypes, AllGridObjectTypes> NGridType;
typedef TypeMapContainer<AllGridObjectTypes> GridTypeMapContainer;
typedef TypeMapContainer<AllWorldObjectTypes> WorldTypeMapContainer;
template<uint32 LIMIT>
struct CoordPair
{
CoordPair(uint32 x=0, uint32 y=0)
: x_coord(x)
, y_coord(y)
{}
CoordPair(const CoordPair<LIMIT> &obj)
: x_coord(obj.x_coord)
, y_coord(obj.y_coord)
{}
CoordPair<LIMIT> & operator=(const CoordPair<LIMIT> &obj)
{
x_coord = obj.x_coord;
y_coord = obj.y_coord;
return *this;
}
void dec_x(uint32 val)
{
if (x_coord > val)
x_coord -= val;
else
x_coord = 0;
}
void inc_x(uint32 val)
{
if (x_coord + val < LIMIT)
x_coord += val;
else
x_coord = LIMIT - 1;
}
void dec_y(uint32 val)
{
if (y_coord > val)
y_coord -= val;
else
y_coord = 0;
}
void inc_y(uint32 val)
{
if (y_coord + val < LIMIT)
y_coord += val;
else
y_coord = LIMIT - 1;
}
bool IsCoordValid() const
{
return x_coord < LIMIT && y_coord < LIMIT;
}
CoordPair& normalize()
{
x_coord = std::min(x_coord, LIMIT - 1);
y_coord = std::min(y_coord, LIMIT - 1);
return *this;
}
uint32 GetId() const
{
return y_coord * LIMIT + x_coord;
}
uint32 x_coord;
uint32 y_coord;
};
template<uint32 LIMIT>
bool operator==(const CoordPair<LIMIT> &p1, const CoordPair<LIMIT> &p2)
{
return (p1.x_coord == p2.x_coord && p1.y_coord == p2.y_coord);
}
template<uint32 LIMIT>
bool operator!=(const CoordPair<LIMIT> &p1, const CoordPair<LIMIT> &p2)
{
return !(p1 == p2);
}
typedef CoordPair<MAX_NUMBER_OF_GRIDS> GridCoord;
typedef CoordPair<TOTAL_NUMBER_OF_CELLS_PER_MAP> CellCoord;
namespace Trinity
{
template<class RET_TYPE, int CENTER_VAL>
inline RET_TYPE Compute(float x, float y, float center_offset, float size)
{
// calculate and store temporary values in double format for having same result as same mySQL calculations
double x_offset = (double(x) - center_offset)/size;
double y_offset = (double(y) - center_offset)/size;
int x_val = int(x_offset + CENTER_VAL + 0.5f);
int y_val = int(y_offset + CENTER_VAL + 0.5f);
return RET_TYPE(x_val, y_val);
}
inline GridCoord ComputeGridCoord(float x, float y)
{
return Compute<GridCoord, CENTER_GRID_ID>(x, y, CENTER_GRID_OFFSET, SIZE_OF_GRIDS);
}
inline CellCoord ComputeCellCoord(float x, float y)
{
return Compute<CellCoord, CENTER_GRID_CELL_ID>(x, y, CENTER_GRID_CELL_OFFSET, SIZE_OF_GRID_CELL);
}
inline CellCoord ComputeCellCoord(float x, float y, float &x_off, float &y_off)
{
double x_offset = (double(x) - CENTER_GRID_CELL_OFFSET)/SIZE_OF_GRID_CELL;
double y_offset = (double(y) - CENTER_GRID_CELL_OFFSET)/SIZE_OF_GRID_CELL;
int x_val = int(x_offset + CENTER_GRID_CELL_ID + 0.5f);
int y_val = int(y_offset + CENTER_GRID_CELL_ID + 0.5f);
x_off = (float(x_offset) - x_val + CENTER_GRID_CELL_ID) * SIZE_OF_GRID_CELL;
y_off = (float(y_offset) - y_val + CENTER_GRID_CELL_ID) * SIZE_OF_GRID_CELL;
return CellCoord(x_val, y_val);
}
inline void NormalizeMapCoord(float &c)
{
if (c > MAP_HALFSIZE - 0.5f)
c = MAP_HALFSIZE - 0.5f;
else if (c < -(MAP_HALFSIZE - 0.5f))
c = -(MAP_HALFSIZE - 0.5f);
}
inline bool IsValidMapCoord(float c)
{
//! Since we visit grids in circles, we cannot allow players to relocate to grids on the edge of a map - thus the use of CENTER_GRID_OFFSET
return finite(c) && (std::fabs(c) <= MAP_HALFSIZE - CENTER_GRID_OFFSET - 0.5f);
}
inline bool IsValidMapCoord(float x, float y)
{
return IsValidMapCoord(x) && IsValidMapCoord(y);
}
inline bool IsValidMapCoord(float x, float y, float z)
{
return IsValidMapCoord(x, y) && finite(z);
}
inline bool IsValidMapCoord(float x, float y, float z, float o)
{
return IsValidMapCoord(x, y, z) && finite(o);
}
}
#endif