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
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
|
#include "stdafx.h"
#include "net.minecraft.world.entity.h"
#include "net.minecraft.world.entity.ai.attributes.h"
#include "net.minecraft.world.entity.monster.h"
#include "net.minecraft.world.level.h"
#include "net.minecraft.world.level.tile.h"
#include "net.minecraft.world.phys.h"
#include "Bat.h"
Bat::Bat(Level *level) : AmbientCreature(level)
{
// 4J Stu - This function call had to be moved here from the Entity ctor to ensure that
// the derived version of the function is called
this->defineSynchedData();
registerAttributes();
setHealth(getMaxHealth());
targetPosition = nullptr;
setSize(.5f, .9f);
setResting(true);
}
void Bat::defineSynchedData()
{
AmbientCreature::defineSynchedData();
entityData->define(DATA_ID_FLAGS, (char) 0);
}
float Bat::getSoundVolume()
{
return 0.8f;
}
float Bat::getVoicePitch()
{
return AmbientCreature::getVoicePitch() * .95f;
}
int Bat::getAmbientSound()
{
if (isResting() && random->nextInt(4) != 0)
{
return -1;
}
return eSoundType_MOB_BAT_IDLE; //"mob.bat.idle";
}
int Bat::getHurtSound()
{
return eSoundType_MOB_BAT_HURT; //"mob.bat.hurt";
}
int Bat::getDeathSound()
{
return eSoundType_MOB_BAT_DEATH; //"mob.bat.death";
}
bool Bat::isPushable()
{
// bats can't be pushed by other mobs
return false;
}
void Bat::doPush(shared_ptr<Entity> e)
{
// bats don't push other mobs
}
void Bat::pushEntities()
{
// bats don't push other mobs
}
void Bat::registerAttributes()
{
AmbientCreature::registerAttributes();
getAttribute(SharedMonsterAttributes::MAX_HEALTH)->setBaseValue(6);
}
bool Bat::isResting()
{
return (entityData->getByte(DATA_ID_FLAGS) & FLAG_RESTING) != 0;
}
void Bat::setResting(bool value)
{
char current = entityData->getByte(DATA_ID_FLAGS);
if (value)
{
entityData->set(DATA_ID_FLAGS, static_cast<char>(current | FLAG_RESTING));
}
else
{
entityData->set(DATA_ID_FLAGS, static_cast<char>(current & ~FLAG_RESTING));
}
}
bool Bat::useNewAi()
{
return true;
}
void Bat::tick()
{
AmbientCreature::tick();
if (isResting())
{
xd = yd = zd = 0;
y = Mth::floor(y) + 1.0 - bbHeight;
}
else
{
yd *= .6f;
}
}
inline int signum(double x) { return (x > 0) - (x < 0); }
void Bat::newServerAiStep()
{
AmbientCreature::newServerAiStep();
if (isResting())
{
if (!level->isSolidBlockingTile(Mth::floor(x), static_cast<int>(y) + 1, Mth::floor(z)))
{
setResting(false);
level->levelEvent(nullptr, LevelEvent::SOUND_BAT_LIFTOFF, static_cast<int>(x), static_cast<int>(y), static_cast<int>(z), 0);
}
else
{
if (random->nextInt(200) == 0)
{
yHeadRot = random->nextInt(360);
}
if (level->getNearestPlayer(shared_from_this(), 4.0f) != nullptr)
{
setResting(false);
level->levelEvent(nullptr, LevelEvent::SOUND_BAT_LIFTOFF, static_cast<int>(x), static_cast<int>(y), static_cast<int>(z), 0);
}
}
}
else
{
if (targetPosition != nullptr && (!level->isEmptyTile(targetPosition->x, targetPosition->y, targetPosition->z) || targetPosition->y < 1))
{
delete targetPosition;
targetPosition = nullptr;
}
if (targetPosition == nullptr || random->nextInt(30) == 0 || targetPosition->distSqr(static_cast<int>(x), static_cast<int>(y), static_cast<int>(z)) < 4)
{
delete targetPosition;
targetPosition = new Pos(static_cast<int>(x) + random->nextInt(7) - random->nextInt(7), static_cast<int>(y) + random->nextInt(6) - 2, static_cast<int>(z) + random->nextInt(7) - random->nextInt(7));
}
double dx = (targetPosition->x + .5) - x;
double dy = (targetPosition->y + .1) - y;
double dz = (targetPosition->z + .5) - z;
xd = xd + (signum(dx) * .5f - xd) * .1f;
yd = yd + (signum(dy) * .7f - yd) * .1f;
zd = zd + (signum(dz) * .5f - zd) * .1f;
float yRotD = static_cast<float>(atan2(zd, xd) * 180 / PI) - 90;
float rotDiff = Mth::wrapDegrees(yRotD - yRot);
yya = .5f;
yRot += rotDiff;
if (random->nextInt(100) == 0 && level->isSolidBlockingTile(Mth::floor(x), static_cast<int>(y) + 1, Mth::floor(z)))
{
setResting(true);
}
}
}
bool Bat::makeStepSound()
{
return false;
}
void Bat::causeFallDamage(float distance)
{
}
void Bat::checkFallDamage(double ya, bool onGround)
{
// this method is empty because flying creatures should
// not trigger the "fallOn" tile calls (such as trampling crops)
}
bool Bat::isIgnoringTileTriggers()
{
return true;
}
bool Bat::hurt(DamageSource *source, float dmg)
{
if (isInvulnerable()) return false;
if (!level->isClientSide)
{
if (isResting())
{
setResting(false);
}
}
return AmbientCreature::hurt(source, dmg);
}
void Bat::readAdditionalSaveData(CompoundTag *tag)
{
AmbientCreature::readAdditionalSaveData(tag);
entityData->set(DATA_ID_FLAGS, tag->getByte(L"BatFlags"));
}
void Bat::addAdditonalSaveData(CompoundTag *entityTag)
{
AmbientCreature::addAdditonalSaveData(entityTag);
entityTag->putByte(L"BatFlags", entityData->getByte(DATA_ID_FLAGS));
}
bool Bat::canSpawn()
{
int yt = Mth::floor(bb->y0);
if (yt >= level->seaLevel) return false;
int xt = Mth::floor(x);
int zt = Mth::floor(z);
int br = level->getRawBrightness(xt, yt, zt);
int maxLight = 4;
if ((Calendar::GetDayOfMonth() + 1 == 10 && Calendar::GetDayOfMonth() >= 20) || (Calendar::GetMonth() + 1 == 11 && Calendar::GetMonth() <= 3))
{
maxLight = 7;
}
else if (random->nextBoolean())
{
return false;
}
if (br > random->nextInt(maxLight)) return false;
return AmbientCreature::canSpawn();
}
|
