Use FE2CL_..._AROUND, _AROUND_DEL packets

This commit is contained in:
Gent Semaj 2024-10-27 00:33:14 -07:00
parent 6ffde9bb44
commit 484e301038
Signed by untrusted user: ycc
GPG Key ID: 2D76C57BF6BEADC4
6 changed files with 182 additions and 30 deletions

View File

@ -1,5 +1,6 @@
#include "Chunking.hpp" #include "Chunking.hpp"
#include "Player.hpp"
#include "MobAI.hpp" #include "MobAI.hpp"
#include "NPCManager.hpp" #include "NPCManager.hpp"
@ -11,6 +12,11 @@ using namespace Chunking;
* The initial chunkPos value before a player is placed into the world. * The initial chunkPos value before a player is placed into the world.
*/ */
const ChunkPos Chunking::INVALID_CHUNK = {}; const ChunkPos Chunking::INVALID_CHUNK = {};
constexpr size_t MAX_PC_PER_AROUND = (CN_PACKET_BUFFER_SIZE - 4) / sizeof(sPCAppearanceData);
constexpr size_t MAX_NPC_PER_AROUND = (CN_PACKET_BUFFER_SIZE - 4) / sizeof(sNPCAppearanceData);
constexpr size_t MAX_SHINY_PER_AROUND = (CN_PACKET_BUFFER_SIZE - 4) / sizeof(sShinyAppearanceData);
constexpr size_t MAX_TRANSPORTATION_PER_AROUND = (CN_PACKET_BUFFER_SIZE - 4) / sizeof(sTransportationAppearanceData);
constexpr size_t MAX_IDS_PER_AROUND_DEL = (CN_PACKET_BUFFER_SIZE - 4) / sizeof(int32_t);
std::map<ChunkPos, Chunk*> Chunking::chunks; std::map<ChunkPos, Chunk*> Chunking::chunks;
@ -75,11 +81,83 @@ void Chunking::untrackEntity(ChunkPos chunkPos, const EntityRef ref) {
deleteChunk(chunkPos); deleteChunk(chunkPos);
} }
template<class T>
static void sendAroundPacket(const EntityRef recipient, std::vector<std::vector<T>>& slices, size_t maxCnt, uint32_t packetId) {
assert(recipient.kind == EntityKind::PLAYER);
uint8_t pktBuf[CN_PACKET_BUFFER_SIZE];
for (const auto& slice : slices) {
memset(pktBuf, 0, CN_PACKET_BUFFER_SIZE);
int count = slice.size();
assert(count <= maxCnt);
*((int32_t*)pktBuf) = count;
T* data = (T*)(pktBuf + sizeof(int32_t));
for (size_t i = 0; i < count; i++) {
data[i] = slice[i];
}
recipient.sock->sendPacket(pktBuf, packetId, 4 + (count * sizeof(T)));
}
}
template<class T>
static void sendAroundDelPacket(const EntityRef recipient, std::vector<std::vector<T>>& slices, bool isTransportation, uint32_t packetId) {
assert(recipient.kind == EntityKind::PLAYER);
size_t maxCnt = MAX_IDS_PER_AROUND_DEL;
if (isTransportation)
maxCnt -= 1; // account for eTT. sad.
uint8_t pktBuf[CN_PACKET_BUFFER_SIZE];
for (const auto& slice : slices) {
memset(pktBuf, 0, CN_PACKET_BUFFER_SIZE);
int count = slice.size();
assert(count <= maxCnt);
T* data;
if (isTransportation) {
*((int32_t*)pktBuf) = 3; // eTT
*((int32_t*)pktBuf + sizeof(int32_t)) = count;
data = (T*)(pktBuf + sizeof(int32_t) + sizeof(int32_t));
} else {
*((int32_t*)pktBuf) = count;
data = (T*)(pktBuf + sizeof(int32_t));
}
for (size_t i = 0; i < count; i++) {
data[i] = slice[i];
}
recipient.sock->sendPacket(pktBuf, packetId, isTransportation ? 8 : 4 + (count * sizeof(T)));
}
}
template<class T>
static void bufferAppearanceData(std::vector<std::vector<T>>& slices, const T& data, size_t maxCnt) {
if (slices.empty())
slices.push_back(std::vector<T>());
std::vector<T>& slice = slices[slices.size() - 1];
slice.push_back(data);
if (slice.size() == maxCnt)
slices.push_back(std::vector<T>());
}
template<class T>
static void bufferIdForDisappearance(std::vector<std::vector<T>>& slices, int32_t id, size_t maxCnt) {
if (slices.empty())
slices.push_back(std::vector<T>());
std::vector<T>& slice = slices[slices.size() - 1];
slice.push_back(id);
if (slice.size() == maxCnt)
slices.push_back(std::vector<T>());
}
void Chunking::addEntityToChunks(std::set<Chunk*> chnks, const EntityRef ref) { void Chunking::addEntityToChunks(std::set<Chunk*> chnks, const EntityRef ref) {
Entity *ent = ref.getEntity(); Entity *ent = ref.getEntity();
bool alive = ent->isExtant(); bool alive = ent->isExtant();
// TODO: maybe optimize this, potentially using AROUND packets? std::vector<std::vector<sPCAppearanceData>> pcAppearances;
std::vector<std::vector<sNPCAppearanceData>> npcAppearances;
std::vector<std::vector<sShinyAppearanceData>> shinyAppearances;
std::vector<std::vector<sTransportationAppearanceData>> transportationAppearances;
for (Chunk *chunk : chnks) { for (Chunk *chunk : chnks) {
for (const EntityRef otherRef : chunk->entities) { for (const EntityRef otherRef : chunk->entities) {
// skip oneself // skip oneself
@ -95,7 +173,33 @@ void Chunking::addEntityToChunks(std::set<Chunk*> chnks, const EntityRef ref) {
// notify this *player* of the existence of all visible Entities // notify this *player* of the existence of all visible Entities
if (ref.kind == EntityKind::PLAYER && other->isExtant()) { if (ref.kind == EntityKind::PLAYER && other->isExtant()) {
other->enterIntoViewOf(ref.sock); switch(otherRef.kind)
{
case EntityKind::PLAYER:
sPCAppearanceData pcData = dynamic_cast<Player*>(other)->getAppearanceData();
bufferAppearanceData(pcAppearances, pcData, MAX_PC_PER_AROUND);
break;
case EntityKind::SIMPLE_NPC:
sNPCAppearanceData npcData = dynamic_cast<BaseNPC*>(other)->getAppearanceData();
bufferAppearanceData(npcAppearances, npcData, MAX_NPC_PER_AROUND);
break;
case EntityKind::COMBAT_NPC:
sNPCAppearanceData combatNpcData = dynamic_cast<CombatNPC*>(other)->getAppearanceData();
bufferAppearanceData(npcAppearances, combatNpcData, MAX_NPC_PER_AROUND);
break;
case EntityKind::MOB:
sNPCAppearanceData mobData = dynamic_cast<Mob*>(other)->getAppearanceData();
bufferAppearanceData(npcAppearances, mobData, MAX_NPC_PER_AROUND);
break;
case EntityKind::EGG:
sShinyAppearanceData shinyData = dynamic_cast<Egg*>(other)->getShinyAppearanceData();
bufferAppearanceData(shinyAppearances, shinyData, MAX_SHINY_PER_AROUND);
break;
case EntityKind::BUS:
sTransportationAppearanceData transportationData = dynamic_cast<Bus*>(other)->getTransportationAppearanceData();
bufferAppearanceData(transportationAppearances, transportationData, MAX_TRANSPORTATION_PER_AROUND);
break;
}
} }
// for mobs, increment playersInView // for mobs, increment playersInView
@ -105,13 +209,28 @@ void Chunking::addEntityToChunks(std::set<Chunk*> chnks, const EntityRef ref) {
((Mob*)other)->playersInView++; ((Mob*)other)->playersInView++;
} }
} }
if (ref.kind != EntityKind::PLAYER)
return; // nothing to send
if (!pcAppearances.empty())
sendAroundPacket(ref, pcAppearances, MAX_PC_PER_AROUND, P_FE2CL_PC_AROUND);
if (!npcAppearances.empty())
sendAroundPacket(ref, npcAppearances, MAX_NPC_PER_AROUND, P_FE2CL_NPC_AROUND);
if (!shinyAppearances.empty())
sendAroundPacket(ref, shinyAppearances, MAX_SHINY_PER_AROUND, P_FE2CL_SHINY_AROUND);
if (!transportationAppearances.empty())
sendAroundPacket(ref, transportationAppearances, MAX_TRANSPORTATION_PER_AROUND, P_FE2CL_TRANSPORTATION_AROUND);
} }
void Chunking::removeEntityFromChunks(std::set<Chunk*> chnks, const EntityRef ref) { void Chunking::removeEntityFromChunks(std::set<Chunk*> chnks, const EntityRef ref) {
Entity *ent = ref.getEntity(); Entity *ent = ref.getEntity();
bool alive = ent->isExtant(); bool alive = ent->isExtant();
// TODO: same as above std::vector<std::vector<int32_t>> pcDisappearances;
std::vector<std::vector<int32_t>> npcDisappearances;
std::vector<std::vector<int32_t>> shinyDisappearances;
std::vector<std::vector<int32_t>> transportationDisappearances;
for (Chunk *chunk : chnks) { for (Chunk *chunk : chnks) {
for (const EntityRef otherRef : chunk->entities) { for (const EntityRef otherRef : chunk->entities) {
// skip oneself // skip oneself
@ -127,7 +246,28 @@ void Chunking::removeEntityFromChunks(std::set<Chunk*> chnks, const EntityRef re
// notify this *player* of the departure of all visible Entities // notify this *player* of the departure of all visible Entities
if (ref.kind == EntityKind::PLAYER && other->isExtant()) { if (ref.kind == EntityKind::PLAYER && other->isExtant()) {
other->disappearFromViewOf(ref.sock); int32_t id;
switch(otherRef.kind)
{
case EntityKind::PLAYER:
id = dynamic_cast<Player*>(other)->iID;
bufferIdForDisappearance(pcDisappearances, id, MAX_IDS_PER_AROUND_DEL);
break;
case EntityKind::SIMPLE_NPC:
case EntityKind::COMBAT_NPC:
case EntityKind::MOB:
id = dynamic_cast<BaseNPC*>(other)->id;
bufferIdForDisappearance(npcDisappearances, id, MAX_IDS_PER_AROUND_DEL);
break;
case EntityKind::EGG:
id = dynamic_cast<Egg*>(other)->id;
bufferIdForDisappearance(shinyDisappearances, id, MAX_IDS_PER_AROUND_DEL);
break;
case EntityKind::BUS:
id = dynamic_cast<Bus*>(other)->id;
bufferIdForDisappearance(transportationDisappearances, id, MAX_IDS_PER_AROUND_DEL - 1);
break;
}
} }
// for mobs, decrement playersInView // for mobs, decrement playersInView
@ -137,6 +277,18 @@ void Chunking::removeEntityFromChunks(std::set<Chunk*> chnks, const EntityRef re
((Mob*)other)->playersInView--; ((Mob*)other)->playersInView--;
} }
} }
if (ref.kind != EntityKind::PLAYER)
return; // nothing to send
if (!pcDisappearances.empty())
sendAroundDelPacket(ref, pcDisappearances, false, P_FE2CL_AROUND_DEL_PC);
if (!npcDisappearances.empty())
sendAroundDelPacket(ref, npcDisappearances, false, P_FE2CL_AROUND_DEL_NPC);
if (!shinyDisappearances.empty())
sendAroundDelPacket(ref, shinyDisappearances, false, P_FE2CL_AROUND_DEL_SHINY);
if (!transportationDisappearances.empty())
sendAroundDelPacket(ref, transportationDisappearances, true, P_FE2CL_AROUND_DEL_TRANSPORTATION);
} }
static void emptyChunk(ChunkPos chunkPos) { static void emptyChunk(ChunkPos chunkPos) {

View File

@ -126,15 +126,6 @@ static void eggStep(CNServer* serv, time_t currTime) {
} }
void Eggs::npcDataToEggData(int x, int y, int z, sNPCAppearanceData* npc, sShinyAppearanceData* egg) {
egg->iX = x;
egg->iY = y;
egg->iZ = z;
// client doesn't care about egg->iMapNum
egg->iShinyType = npc->iNPCType;
egg->iShiny_ID = npc->iNPC_ID;
}
static void eggPickup(CNSocket* sock, CNPacketData* data) { static void eggPickup(CNSocket* sock, CNPacketData* data) {
auto pickup = (sP_CL2FE_REQ_SHINY_PICKUP*)data->buf; auto pickup = (sP_CL2FE_REQ_SHINY_PICKUP*)data->buf;
Player* plr = PlayerManager::getPlayer(sock); Player* plr = PlayerManager::getPlayer(sock);

View File

@ -15,5 +15,4 @@ namespace Eggs {
void init(); void init();
void eggBuffPlayer(CNSocket* sock, int skillId, int eggId, int duration); void eggBuffPlayer(CNSocket* sock, int skillId, int eggId, int duration);
void npcDataToEggData(int x, int y, int z, sNPCAppearanceData* npc, sShinyAppearanceData* egg);
} }

View File

@ -70,11 +70,7 @@ void Bus::enterIntoViewOf(CNSocket *sock) {
INITSTRUCT(sP_FE2CL_TRANSPORTATION_ENTER, pkt); INITSTRUCT(sP_FE2CL_TRANSPORTATION_ENTER, pkt);
// TODO: Potentially decouple this from BaseNPC? // TODO: Potentially decouple this from BaseNPC?
pkt.AppearanceData = { pkt.AppearanceData = getTransportationAppearanceData();
3, id, type,
x, y, z
};
sock->sendPacket(pkt, P_FE2CL_TRANSPORTATION_ENTER); sock->sendPacket(pkt, P_FE2CL_TRANSPORTATION_ENTER);
} }
@ -82,12 +78,22 @@ void Egg::enterIntoViewOf(CNSocket *sock) {
INITSTRUCT(sP_FE2CL_SHINY_ENTER, pkt); INITSTRUCT(sP_FE2CL_SHINY_ENTER, pkt);
// TODO: Potentially decouple this from BaseNPC? // TODO: Potentially decouple this from BaseNPC?
pkt.ShinyAppearanceData = { pkt.ShinyAppearanceData = getShinyAppearanceData();
sock->sendPacket(pkt, P_FE2CL_SHINY_ENTER);
}
sTransportationAppearanceData Bus::getTransportationAppearanceData() {
return sTransportationAppearanceData {
3, id, type,
x, y, z
};
}
sShinyAppearanceData Egg::getShinyAppearanceData() {
return sShinyAppearanceData {
id, type, 0, // client doesn't care about map num id, type, 0, // client doesn't care about map num
x, y, z x, y, z
}; };
sock->sendPacket(pkt, P_FE2CL_SHINY_ENTER);
} }
sNano* Player::getActiveNano() { sNano* Player::getActiveNano() {

View File

@ -161,6 +161,8 @@ struct Egg : public BaseNPC {
virtual void enterIntoViewOf(CNSocket *sock) override; virtual void enterIntoViewOf(CNSocket *sock) override;
virtual void disappearFromViewOf(CNSocket *sock) override; virtual void disappearFromViewOf(CNSocket *sock) override;
sShinyAppearanceData getShinyAppearanceData();
}; };
struct Bus : public BaseNPC { struct Bus : public BaseNPC {
@ -172,4 +174,6 @@ struct Bus : public BaseNPC {
virtual void enterIntoViewOf(CNSocket *sock) override; virtual void enterIntoViewOf(CNSocket *sock) override;
virtual void disappearFromViewOf(CNSocket *sock) override; virtual void disappearFromViewOf(CNSocket *sock) override;
sTransportationAppearanceData getTransportationAppearanceData();
}; };

View File

@ -235,7 +235,7 @@ std::map<uint32_t, PacketDesc> Packets::packets = {
PACKET(P_FE2CL_REP_PC_EXIT_FAIL), PACKET(P_FE2CL_REP_PC_EXIT_FAIL),
PACKET(P_FE2CL_REP_PC_EXIT_SUCC), PACKET(P_FE2CL_REP_PC_EXIT_SUCC),
PACKET(P_FE2CL_PC_EXIT), PACKET(P_FE2CL_PC_EXIT),
PACKET(P_FE2CL_PC_AROUND), VAR_PACKET(P_FE2CL_PC_AROUND, iPCCnt, sPCAppearanceData),
PACKET(P_FE2CL_PC_MOVE), PACKET(P_FE2CL_PC_MOVE),
PACKET(P_FE2CL_PC_STOP), PACKET(P_FE2CL_PC_STOP),
PACKET(P_FE2CL_PC_JUMP), PACKET(P_FE2CL_PC_JUMP),
@ -243,9 +243,9 @@ std::map<uint32_t, PacketDesc> Packets::packets = {
PACKET(P_FE2CL_NPC_EXIT), PACKET(P_FE2CL_NPC_EXIT),
PACKET(P_FE2CL_NPC_MOVE), PACKET(P_FE2CL_NPC_MOVE),
PACKET(P_FE2CL_NPC_NEW), PACKET(P_FE2CL_NPC_NEW),
PACKET(P_FE2CL_NPC_AROUND), VAR_PACKET(P_FE2CL_NPC_AROUND, iNPCCnt, sNPCAppearanceData),
PACKET(P_FE2CL_AROUND_DEL_PC), VAR_PACKET(P_FE2CL_AROUND_DEL_PC, iPCCnt, int32_t),
PACKET(P_FE2CL_AROUND_DEL_NPC), VAR_PACKET(P_FE2CL_AROUND_DEL_NPC, iNPCCnt, int32_t),
PACKET(P_FE2CL_REP_SEND_FREECHAT_MESSAGE_SUCC), PACKET(P_FE2CL_REP_SEND_FREECHAT_MESSAGE_SUCC),
PACKET(P_FE2CL_REP_SEND_FREECHAT_MESSAGE_FAIL), PACKET(P_FE2CL_REP_SEND_FREECHAT_MESSAGE_FAIL),
VAR_PACKET(P_FE2CL_PC_ATTACK_NPCs_SUCC, iNPCCnt, sAttackResult), VAR_PACKET(P_FE2CL_PC_ATTACK_NPCs_SUCC, iNPCCnt, sAttackResult),
@ -387,8 +387,8 @@ std::map<uint32_t, PacketDesc> Packets::packets = {
PACKET(P_FE2CL_TRANSPORTATION_EXIT), PACKET(P_FE2CL_TRANSPORTATION_EXIT),
PACKET(P_FE2CL_TRANSPORTATION_MOVE), PACKET(P_FE2CL_TRANSPORTATION_MOVE),
PACKET(P_FE2CL_TRANSPORTATION_NEW), PACKET(P_FE2CL_TRANSPORTATION_NEW),
PACKET(P_FE2CL_TRANSPORTATION_AROUND), VAR_PACKET(P_FE2CL_TRANSPORTATION_AROUND, iCnt, sTransportationAppearanceData),
PACKET(P_FE2CL_AROUND_DEL_TRANSPORTATION), VAR_PACKET(P_FE2CL_AROUND_DEL_TRANSPORTATION, iCnt, int32_t),
PACKET(P_FE2CL_REP_EP_RANK_LIST), PACKET(P_FE2CL_REP_EP_RANK_LIST),
PACKET(P_FE2CL_REP_EP_RANK_DETAIL), PACKET(P_FE2CL_REP_EP_RANK_DETAIL),
PACKET(P_FE2CL_REP_EP_RANK_PC_INFO), PACKET(P_FE2CL_REP_EP_RANK_PC_INFO),
@ -404,8 +404,8 @@ std::map<uint32_t, PacketDesc> Packets::packets = {
PACKET(P_FE2CL_SHINY_ENTER), PACKET(P_FE2CL_SHINY_ENTER),
PACKET(P_FE2CL_SHINY_EXIT), PACKET(P_FE2CL_SHINY_EXIT),
PACKET(P_FE2CL_SHINY_NEW), PACKET(P_FE2CL_SHINY_NEW),
PACKET(P_FE2CL_SHINY_AROUND), VAR_PACKET(P_FE2CL_SHINY_AROUND, iShinyCnt, sShinyAppearanceData),
PACKET(P_FE2CL_AROUND_DEL_SHINY), VAR_PACKET(P_FE2CL_AROUND_DEL_SHINY, iShinyCnt, int32_t),
PACKET(P_FE2CL_REP_SHINY_PICKUP_FAIL), PACKET(P_FE2CL_REP_SHINY_PICKUP_FAIL),
PACKET(P_FE2CL_REP_SHINY_PICKUP_SUCC), PACKET(P_FE2CL_REP_SHINY_PICKUP_SUCC),
PACKET(P_FE2CL_PC_MOVETRANSPORTATION), PACKET(P_FE2CL_PC_MOVETRANSPORTATION),