Fork of Poseidon providing Bukkit #1060 to older Beta versions (b1.0-b1.7.3)
keii.dev
1package net.minecraft.server;
2
3// CraftBukkit start
4
5import org.bukkit.Bukkit;
6import org.bukkit.event.server.MapInitializeEvent;
7// CraftBukkit end
8
9public class ItemWorldMap extends ItemWorldMapBase {
10
11 protected ItemWorldMap(int i) {
12 super(i);
13 this.c(1);
14 }
15
16 public WorldMap a(ItemStack itemstack, World world) {
17
18 WorldMap worldmap = (WorldMap) world.a(WorldMap.class, "map_" + itemstack.getData());
19
20 if (worldmap == null) {
21 itemstack.b(world.b("map"));
22 String s = "map_" + itemstack.getData();
23
24 worldmap = new WorldMap(s);
25 worldmap.b = world.q().c();
26 worldmap.c = world.q().e();
27 worldmap.e = 3;
28 worldmap.map = (byte) world.worldProvider.dimension;
29 worldmap.a();
30 world.a(s, (WorldMapBase) worldmap);
31
32 // CraftBukkit start
33 MapInitializeEvent event = new MapInitializeEvent(worldmap.mapView);
34 Bukkit.getServer().getPluginManager().callEvent(event);
35 // CraftBukkit end
36 }
37
38 return worldmap;
39 }
40
41 public void a(World world, Entity entity, WorldMap worldmap) {
42 if (((WorldServer) world).dimension == worldmap.map) { // CraftBukkit
43 short short1 = 128;
44 short short2 = 128;
45 int i = 1 << worldmap.e;
46 int j = worldmap.b;
47 int k = worldmap.c;
48 int l = MathHelper.floor(entity.locX - (double) j) / i + short1 / 2;
49 int i1 = MathHelper.floor(entity.locZ - (double) k) / i + short2 / 2;
50 int j1 = 128 / i;
51
52 if (world.worldProvider.e) {
53 j1 /= 2;
54 }
55
56 ++worldmap.g;
57
58 for (int k1 = l - j1 + 1; k1 < l + j1; ++k1) {
59 if ((k1 & 15) == (worldmap.g & 15)) {
60 int l1 = 255;
61 int i2 = 0;
62 double d0 = 0.0D;
63
64 for (int j2 = i1 - j1 - 1; j2 < i1 + j1; ++j2) {
65 if (k1 >= 0 && j2 >= -1 && k1 < short1 && j2 < short2) {
66 int k2 = k1 - l;
67 int l2 = j2 - i1;
68 boolean flag = k2 * k2 + l2 * l2 > (j1 - 2) * (j1 - 2);
69 int i3 = (j / i + k1 - short1 / 2) * i;
70 int j3 = (k / i + j2 - short2 / 2) * i;
71 byte b0 = 0;
72 byte b1 = 0;
73 byte b2 = 0;
74 int[] aint = new int[256];
75 Chunk chunk = world.getChunkAtWorldCoords(i3, j3);
76 if (chunk.isEmpty()) continue; // CraftBukkit
77 int k3 = i3 & 15;
78 int l3 = j3 & 15;
79 int i4 = 0;
80 double d1 = 0.0D;
81 int j4;
82 int k4;
83 int l4;
84 int i5;
85
86 if (world.worldProvider.e) {
87 l4 = i3 + j3 * 231871;
88 l4 = l4 * l4 * 31287121 + l4 * 11;
89 if ((l4 >> 20 & 1) == 0) {
90 aint[Block.DIRT.id] += 10;
91 } else {
92 aint[Block.STONE.id] += 10;
93 }
94
95 d1 = 100.0D;
96 } else {
97 for (l4 = 0; l4 < i; ++l4) {
98 for (j4 = 0; j4 < i; ++j4) {
99 k4 = chunk.b(l4 + k3, j4 + l3) + 1;
100 int j5 = 0;
101
102 if (k4 > 1) {
103 boolean flag1 = false;
104
105 do {
106 flag1 = true;
107 j5 = chunk.getTypeId(l4 + k3, k4 - 1, j4 + l3);
108 if (j5 == 0) {
109 flag1 = false;
110 } else if (k4 > 0 && j5 > 0 && Block.byId[j5].material.C == MaterialMapColor.b) {
111 flag1 = false;
112 }
113
114 if (!flag1) {
115 --k4;
116 if (k4 <= 0) break; // CraftBukkit
117 j5 = chunk.getTypeId(l4 + k3, k4 - 1, j4 + l3);
118 }
119 } while (!flag1);
120
121 if (j5 != 0 && Block.byId[j5].material.isLiquid()) {
122 i5 = k4 - 1;
123 boolean flag2 = false;
124
125 int k5;
126
127 do {
128 k5 = chunk.getTypeId(l4 + k3, i5--, j4 + l3);
129 ++i4;
130 } while (i5 > 0 && k5 != 0 && Block.byId[k5].material.isLiquid());
131 }
132 }
133
134 d1 += (double) k4 / (double) (i * i);
135 ++aint[j5];
136 }
137 }
138 }
139
140 i4 /= i * i;
141 int l5 = b0 / (i * i);
142
143 l5 = b1 / (i * i);
144 l5 = b2 / (i * i);
145 l4 = 0;
146 j4 = 0;
147
148 for (k4 = 0; k4 < 256; ++k4) {
149 if (aint[k4] > l4) {
150 j4 = k4;
151 l4 = aint[k4];
152 }
153 }
154
155 double d2 = (d1 - d0) * 4.0D / (double) (i + 4) + ((double) (k1 + j2 & 1) - 0.5D) * 0.4D;
156 byte b3 = 1;
157
158 if (d2 > 0.6D) {
159 b3 = 2;
160 }
161
162 if (d2 < -0.6D) {
163 b3 = 0;
164 }
165
166 i5 = 0;
167 if (j4 > 0) {
168 MaterialMapColor materialmapcolor = Block.byId[j4].material.C;
169
170 if (materialmapcolor == MaterialMapColor.n) {
171 d2 = (double) i4 * 0.1D + (double) (k1 + j2 & 1) * 0.2D;
172 b3 = 1;
173 if (d2 < 0.5D) {
174 b3 = 2;
175 }
176
177 if (d2 > 0.9D) {
178 b3 = 0;
179 }
180 }
181
182 i5 = materialmapcolor.q;
183 }
184
185 d0 = d1;
186 if (j2 >= 0 && k2 * k2 + l2 * l2 < j1 * j1 && (!flag || (k1 + j2 & 1) != 0)) {
187 byte b4 = worldmap.f[k1 + j2 * short1];
188 byte b5 = (byte) (i5 * 4 + b3);
189
190 if (b4 != b5) {
191 if (l1 > j2) {
192 l1 = j2;
193 }
194
195 if (i2 < j2) {
196 i2 = j2;
197 }
198
199 worldmap.f[k1 + j2 * short1] = b5;
200 }
201 }
202 }
203 }
204
205 if (l1 <= i2) {
206 worldmap.a(k1, l1, i2);
207 }
208 }
209 }
210 }
211 }
212
213 public void a(ItemStack itemstack, World world, Entity entity, int i, boolean flag) {
214 if (!world.isStatic) {
215 WorldMap worldmap = this.a(itemstack, world);
216
217 if (entity instanceof EntityHuman) {
218 EntityHuman entityhuman = (EntityHuman) entity;
219
220 worldmap.a(entityhuman, itemstack);
221 }
222
223 if (flag) {
224 this.a(world, entity, worldmap);
225 }
226 }
227 }
228
229 public void c(ItemStack itemstack, World world, EntityHuman entityhuman) {
230 itemstack.b(world.b("map"));
231 String s = "map_" + itemstack.getData();
232 WorldMap worldmap = new WorldMap(s);
233
234 world.a(s, (WorldMapBase) worldmap);
235 worldmap.b = MathHelper.floor(entityhuman.locX);
236 worldmap.c = MathHelper.floor(entityhuman.locZ);
237 worldmap.e = 3;
238 worldmap.map = (byte) ((WorldServer) world).dimension; // CraftBukkit
239 worldmap.a();
240 }
241
242 public Packet b(ItemStack itemstack, World world, EntityHuman entityhuman) {
243 byte[] abyte = this.a(itemstack, world).a(itemstack, world, entityhuman);
244
245 return abyte == null ? null : new Packet131((short) Item.MAP.id, (short) itemstack.getData(), abyte);
246 }
247}