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Implement instance copying

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and make respawn points match the player instance
This commit is contained in:
Gent
2020-10-12 23:42:47 -04:00
parent b87f20e2dc
commit 85530ef57f
5 changed files with 58 additions and 7 deletions
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45
src/ChunkManager.cpp
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@@ -171,6 +171,21 @@ std::vector<Chunk*> ChunkManager::getDeltaChunks(std::vector<Chunk*> from, std::
return delta;
}
/*
* inefficient algorithm to get all chunks from a specific instance
*/
std::vector<std::tuple<int, int, uint64_t>> ChunkManager::getChunksInMap(uint64_t mapNum) {
std::vector<std::tuple<int, int, uint64_t>> chnks;
for (auto it = ChunkManager::chunks.begin(); it != ChunkManager::chunks.end(); it++) {
if (std::get<2>(it->first) == mapNum) {
chnks.push_back(it->first);
}
}
return chnks;
}
bool ChunkManager::inPopulatedChunks(int posX, int posY, uint64_t instanceID) {
auto chunk = ChunkManager::grabChunk(posX, posY, instanceID);
auto nearbyChunks = ChunkManager::grabChunks(chunk);
@@ -182,3 +197,33 @@ bool ChunkManager::inPopulatedChunks(int posX, int posY, uint64_t instanceID) {
return false;
}
void ChunkManager::createInstance(uint64_t instanceID) {
std::vector<std::tuple<int, int, uint64_t>> templateChunks = ChunkManager::getChunksInMap(instanceID & 0xffffffff); // base instance chunks
if (ChunkManager::getChunksInMap(instanceID).size() == 0) { // only instantiate if the instance doesn't exist already
std::cout << "Creating instance " << instanceID << std::endl;
for (std::tuple<int, int, uint64_t> &coords : templateChunks) {
for (int npcID : chunks[coords]->NPCs) {
// make a copy of each NPC in the template chunks and put them in the new instance
int newID = NPCManager::nextId++;
BaseNPC* newNPC = new BaseNPC();
memcpy(newNPC, NPCManager::NPCs[npcID], sizeof(BaseNPC));
newNPC->appearanceData.iNPC_ID = newID;
NPCManager::NPCs[newID] = newNPC;
NPCManager::updateNPCInstance(newID, instanceID);
}
}
}
else {
std::cout << "Instance " << instanceID << " already exists" << std::endl;
}
}
void ChunkManager::destroyInstance(uint64_t instanceID) {
std::cout << "Deleting instance " << instanceID << std::endl;
std::vector<std::tuple<int, int, uint64_t>> instanceChunks = ChunkManager::getChunksInMap(instanceID);
for (std::tuple<int, int, uint64_t>& coords : instanceChunks) {
destroyChunk(coords);
}
}