/**
* Add a new npc to this players client.
*
* @param p The player the NPC is being added to.
* @param npc The NPC being added.
* @param str The stream the bytes are being written to.
*/
public void addNewNPC(Player p, NPC npc, Stream str) {
if (npc == null || str == null || p == null) {
return;
}
p.npcsInList[npc.npcId] = 1;
p.npcList[p.npcListSize++] = npc;
str.writeBits(15, npc.npcId);
str.writeBits(14, npc.npcType);
str.writeBits(1, npc.updateReq ? 1 : 0);
int y = npc.absY - p.absY;
if (y > 15) {
y += 32;
}
int x = npc.absX - p.absX;
if (x > 15) {
x += 32;
}
str.writeBits(5, y);
str.writeBits(5, x);
str.writeBits(3, 0);
str.writeBits(1, 1);
appendNPCUpdateMasks(npc, update);
}
/**
* Update all NPCs for this player.
*
* @param p The Player class to apply updates to.
* @param str The stream to write the bytes to.
*/
public void updateNPC(Player p, Stream str) {
if (p == null || str == null) {
return;
}
update.outOffset = 0;
byte[] newNPCIds = new byte[Engine.npcs.length];
int updateByteCount = 0;
str.createFrameVarSizeWord(222);
str.initBitAccess();
str.writeBits(8, p.npcListSize);
int size = p.npcListSize;
p.npcListSize = 0;
for (int i = 0; i < size; i++) {
if (p.npcList[i] != null) {
if (withinDistance(p, p.npcList[i]) && !p.rebuildNPCList) {
Engine.npcMovement.updateNPCMovement(p.npcList[i], str);
appendNPCUpdateMasks(p.npcList[i], update);
p.npcList[p.npcListSize++] = p.npcList[i];
} else {
p.npcsInList[p.npcList[i].npcId] = 0;
str.writeBits(1, 1);
str.writeBits(2, 3);
}
}
}
for (NPC n : Engine.npcs) {
if (n == null || !withinDistance(p, n) || p.npcsInList[n.npcId] == 1) {
continue;
}
newNPCIds[n.npcId] = 1;
addNewNPC(p, n, str);
}
p.rebuildNPCList = false;
if (update.outOffset > 3) str.writeBits(15, 32767);
str.finishBitAccess();
str.writeBytes(update.outBuffer, update.outOffset, 0);
str.endFrameVarSizeWord();
}