first commit

Minecraft.World/AvoidPlayerGoal.cpp

@@ -0,0 +1,85 @@
+#include "stdafx.h"
+#include "net.minecraft.world.entity.ai.control.h"
+#include "net.minecraft.world.entity.ai.navigation.h"
+#include "net.minecraft.world.entity.ai.sensing.h"
+#include "net.minecraft.world.entity.ai.util.h"
+#include "net.minecraft.world.entity.h"
+#include "net.minecraft.world.entity.animal.h"
+#include "net.minecraft.world.level.h"
+#include "net.minecraft.world.level.pathfinder.h"
+#include "net.minecraft.world.phys.h"
+#include "AvoidPlayerGoal.h"
+
+AvoidPlayerGoal::AvoidPlayerGoal(PathfinderMob *mob, const type_info& avoidType, float maxDist, float walkSpeed, float sprintSpeed) : avoidType(avoidType)
+{
+	this->mob = mob;
+	//this->avoidType = avoidType;
+	this->maxDist = maxDist;
+	this->walkSpeed = walkSpeed;
+	this->sprintSpeed = sprintSpeed;
+	this->pathNav = mob->getNavigation();
+	setRequiredControlFlags(Control::MoveControlFlag);
+
+	toAvoid = weak_ptr<Entity>();
+	path = NULL;
+}
+
+AvoidPlayerGoal::~AvoidPlayerGoal()
+{
+	if(path != NULL) delete path;
+}
+
+bool AvoidPlayerGoal::canUse()
+{
+	if (avoidType == typeid(Player))
+	{
+		shared_ptr<TamableAnimal> tamableAnimal = dynamic_pointer_cast<TamableAnimal>(mob->shared_from_this());
+		if (tamableAnimal != NULL && tamableAnimal->isTame()) return false;
+		toAvoid = weak_ptr<Entity>(mob->level->getNearestPlayer(mob->shared_from_this(), maxDist));
+		if (toAvoid.lock() == NULL) return false;
+	}
+	else
+	{
+		vector<shared_ptr<Entity> > *entities = mob->level->getEntitiesOfClass(avoidType, mob->bb->grow(maxDist, 3, maxDist));
+		if (entities->empty())
+		{
+			delete entities;
+			return false;
+		}
+		toAvoid = weak_ptr<Entity>(entities->at(0));
+		delete entities;
+	}
+
+	if (!mob->getSensing()->canSee(toAvoid.lock())) return false;
+
+	Vec3 *pos = RandomPos::getPosAvoid(dynamic_pointer_cast<PathfinderMob>(mob->shared_from_this()), 16, 7, Vec3::newTemp(toAvoid.lock()->x, toAvoid.lock()->y, toAvoid.lock()->z));
+	if (pos == NULL) return false;
+	if (toAvoid.lock()->distanceToSqr(pos->x, pos->y, pos->z) < toAvoid.lock()->distanceToSqr(mob->shared_from_this())) return false;
+	delete path;
+	path = pathNav->createPath(pos->x, pos->y, pos->z);
+	if (path == NULL) return false;
+	if (!path->endsInXZ(pos)) return false;
+	return true;
+}
+
+bool AvoidPlayerGoal::canContinueToUse()
+{
+	return toAvoid.lock() != NULL && !pathNav->isDone();
+}
+
+void AvoidPlayerGoal::start()
+{
+	pathNav->moveTo(path, walkSpeed);
+	path = NULL;
+}
+
+void AvoidPlayerGoal::stop()
+{
+	toAvoid = weak_ptr<Entity>();
+}
+
+void AvoidPlayerGoal::tick()
+{
+	if (mob->distanceToSqr(toAvoid.lock()) < 7 * 7) mob->getNavigation()->setSpeed(sprintSpeed);
+	else mob->getNavigation()->setSpeed(walkSpeed);
+}