4jcraft/targets/minecraft/world/entity/ai/goal/DoorInteractGoal.cpp

69 lines
2.1 KiB
C++

#include "DoorInteractGoal.h"
#include <algorithm>
#include "minecraft/util/Mth.h"
#include "minecraft/world/entity/Mob.h"
#include "minecraft/world/entity/ai/navigation/PathNavigation.h"
#include "minecraft/world/level/Level.h"
#include "minecraft/world/level/pathfinder/Node.h"
#include "minecraft/world/level/pathfinder/Path.h"
#include "minecraft/world/level/tile/DoorTile.h"
#include "minecraft/world/level/tile/Tile.h"
DoorInteractGoal::DoorInteractGoal(Mob* mob) {
doorX = doorY = doorZ = 0;
doorTile = nullptr;
passed = false;
doorOpenDirX = doorOpenDirZ = 0.0f;
this->mob = mob;
}
bool DoorInteractGoal::canUse() {
if (!mob->horizontalCollision) return false;
PathNavigation* pathNav = mob->getNavigation();
Path* path = pathNav->getPath();
if (path == nullptr || path->isDone() || !pathNav->canOpenDoors())
return false;
for (int i = 0; i < std::min(path->getIndex() + 2, path->getSize()); ++i) {
Node* n = path->get(i);
doorX = n->x;
doorY = n->y + 1;
doorZ = n->z;
if (mob->distanceToSqr(doorX, mob->y, doorZ) > 1.5 * 1.5) continue;
doorTile = getDoorTile(doorX, doorY, doorZ);
if (doorTile == nullptr) continue;
return true;
}
doorX = Mth::floor(mob->x);
doorY = Mth::floor(mob->y + 1);
doorZ = Mth::floor(mob->z);
doorTile = getDoorTile(doorX, doorY, doorZ);
return doorTile != nullptr;
}
bool DoorInteractGoal::canContinueToUse() { return !passed; }
void DoorInteractGoal::start() {
passed = false;
doorOpenDirX = (float)(doorX + 0.5f - mob->x);
doorOpenDirZ = (float)(doorZ + 0.5f - mob->z);
}
void DoorInteractGoal::tick() {
float newDoorDirX = (float)(doorX + 0.5f - mob->x);
float newDoorDirZ = (float)(doorZ + 0.5f - mob->z);
float dot = doorOpenDirX * newDoorDirX + doorOpenDirZ * newDoorDirZ;
if (dot < 0) {
passed = true;
}
}
DoorTile* DoorInteractGoal::getDoorTile(int x, int y, int z) {
int tileId = mob->level->getTile(x, y, z);
if (tileId != Tile::door_wood_Id) return nullptr;
return (DoorTile*)Tile::tiles[tileId];
}