rodecomp/Source/Contents/World/WorldProximity.cpp
ragnarok-clanker 74c0f03188 Decompile 2 functions in Source/Contents/World/WorldProximity.cpp, Source/Contents/World/World.h
Batch #5744 by willerthal: 0 byte-identical, 2 confirmed by peer review.

- fn_17695 CWorld::RemovePcPos: logic confirmed by peer review
- fn_17696 CWorld::RemovePcPosForMove: logic confirmed by peer review

Peer-reviewed-by: ragnarok-clanker, Yommy, SapitoSucio, superintelligence
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
2026-10-30 17:41:47 +00:00

140 lines
3.8 KiB
C++

#include "Contents/World/WorldProximity.h"
#include "Contents/World/World.h"
#include "Contents/Actors/GameActor.h"
#include "Contents/Actors/RenderObject.h"
#include "Network/Connection/Connection.h"
#include "Network/Packets/PacketLengths.h"
#include "Resource/World/TerrainResource.h"
#include <algorithm>
#include <cstring>
#include <functional>
// GLOBAL: gl_25002
std::uint32_t g_proximityCompareId;
// OFFSET: 0x00AC93C0
// FUNCTION: fn_17683
void UpdateWorldProximityNotification(
unsigned char& notified, std::function<bool()> nearby, CConnection& connection, const PacketLengths& lengths, const std::uint32_t& accountId
) {
if (notified == 1) {
if (!nearby()) {
notified = 0;
}
return;
}
if (nearby()) {
unsigned char packet[9];
const std::uint16_t id = 0x0BB0;
const std::uint16_t enabled = 1;
std::memcpy(packet, &id, sizeof(id));
std::memcpy(packet + 2, &accountId, sizeof(accountId));
std::memcpy(packet + 6, &enabled, sizeof(enabled));
packet[8] = 1;
connection.Send(lengths.FixedLength(id), packet);
notified = 1;
}
}
static void CallWorldProximityUpdate(CWorld* world, std::function<bool()> nearby) {
if (world->unknown_00F4) {
if (!nearby()) {
world->unknown_00F4 = false;
}
return;
}
if (nearby()) {
unsigned char packet[9];
const std::uint16_t id = 0x0BB0;
const std::uint16_t enabled = 1;
std::memcpy(packet, &id, sizeof(id));
std::memcpy(packet + 2, &g_proximityCompareId, sizeof(g_proximityCompareId));
std::memcpy(packet + 6, &enabled, sizeof(enabled));
packet[8] = 1;
GetRagConnection().Send(g_packetLengths.FixedLength(id), packet);
world->unknown_00F4 = true;
}
}
static bool ProximityCompareAidMatches(CWorld* world, std::uint32_t aid) {
for (CRenderObject* actor : world->actors) {
if (actor->render.accountId != aid) {
continue;
}
if (actor == nullptr) {
return false;
}
return static_cast<CGameActor*>(actor)->Slot42() == static_cast<int>(g_proximityCompareId);
}
return false;
}
// OFFSET: 0x00AC8A40
// FUNCTION: fn_17678
bool CWorld::FindActorInCell(const float* position, std::function<bool(std::uint32_t)> predicate) const {
const float key = static_cast<float>(this->terrain->width) * position[1] + position[0];
const auto found = this->actorCells.find(key);
if (found == this->actorCells.end()) {
return false;
}
const std::list<std::uint32_t>& ids = found->second;
return std::find_if(ids.begin(), ids.end(), predicate) != ids.end();
}
// OFFSET: 0x00ACA180
// FUNCTION: fn_17689
void CWorld::ClearActorCells() {
this->actorCells.clear();
this->unindexedActorIds.clear();
}
// OFFSET: 0x00ACA670
// FUNCTION: fn_17695
void CWorld::RemovePcPos(std::uint32_t aid, bool notify) {
for (auto cell = this->actorCells.begin(); cell != this->actorCells.end(); ++cell) {
std::list<std::uint32_t>& ids = cell->second;
for (auto entry = ids.begin(); entry != ids.end(); ++entry) {
if (*entry != aid) {
continue;
}
if (notify && this->unknown_00F4) {
if (ProximityCompareAidMatches(this, aid)) {
CallWorldProximityUpdate(this, std::function<bool()>([]() { return false; }));
}
}
ids.erase(entry);
return;
}
}
}
// OFFSET: 0x00ACA7B0
// FUNCTION: fn_17696
void CWorld::RemovePcPosForMove(std::uint32_t aid, bool notify) {
for (auto entry = this->unindexedActorIds.begin(); entry != this->unindexedActorIds.end(); ++entry) {
if (*entry != aid) {
continue;
}
if (notify && this->unknown_00F4) {
if (ProximityCompareAidMatches(this, aid)) {
CallWorldProximityUpdate(this, std::function<bool()>([]() { return false; }));
}
}
this->unindexedActorIds.erase(entry);
return;
}
}