void PlayerController::enterNearestVehicle() {
if (!character->getCurrentVehicle()) {
auto world = character->engine;
VehicleObject* nearest = nullptr;
float d = 10.f;
for (auto& p : world->vehiclePool.objects) {
auto object = p.second;
float vd =
glm::length(character->getPosition() - object->getPosition());
if (vd < d) {
d = vd;
nearest = static_cast<VehicleObject*>(object);
}
}
if (nearest) {
setNextActivity(new Activities::EnterVehicle(nearest, 0));
}
}
}
void PlayerController::exitVehicle() {
if (character->getCurrentVehicle()) {
setNextActivity(std::make_unique<Activities::ExitVehicle>());
}
}
void PlayerController::jump() {
if (!character->isInWater() &&
character->isOnGround()) {
setNextActivity(std::make_unique<Activities::Jump>());
}
}
void PlayerController::jump() {
if (!character->isInWater()) {
setNextActivity(new Activities::Jump());
}
}
void PlayerController::exitVehicle() {
if (character->getCurrentVehicle()) {
setNextActivity(new Activities::ExitVehicle());
}
}
void DefaultAIController::update(float dt) {
switch (currentGoal) {
case FollowLeader: {
if (!leader) break;
if (getCharacter()->getCurrentVehicle()) {
if (leader->getCurrentVehicle() !=
getCharacter()->getCurrentVehicle()) {
skipActivity();
setNextActivity(std::make_unique<Activities::ExitVehicle>());
}
// else we're already in the right spot.
} else {
if (leader->getCurrentVehicle()) {
setNextActivity(std::make_unique<Activities::EnterVehicle>(
leader->getCurrentVehicle(), 1));
} else {
glm::vec3 dir =
leader->getPosition() - getCharacter()->getPosition();
if (glm::length(dir) > followRadius) {
if (glm::distance(gotoPos, leader->getPosition()) >
followRadius) {
gotoPos =
leader->getPosition() +
(glm::normalize(-dir) * followRadius * 0.7f);
skipActivity();
setNextActivity(std::make_unique<Activities::GoTo>(gotoPos));
}
}
}
}
} break;
case TrafficWander: {
if (targetNode) {
auto targetDistance =
glm::vec2(character->getPosition() - targetNode->position);
if (glm::length(targetDistance) <= 0.1f) {
// Assign the next target node
auto lastTarget = targetNode;
std::random_device rd;
std::default_random_engine re(rd());
std::uniform_int_distribution<> d(
0, lastTarget->connections.size() - 1);
targetNode = lastTarget->connections.at(d(re));
setNextActivity(std::make_unique<Activities::GoTo>(
targetNode->position));
} else if (getCurrentActivity() == nullptr) {
setNextActivity(std::make_unique<Activities::GoTo>(
targetNode->position));
}
} else {
// We need to pick an initial node
auto& graph = getCharacter()->engine->aigraph;
AIGraphNode* node = nullptr;
float mindist = std::numeric_limits<float>::max();
for (auto n : graph.nodes) {
float d = glm::distance(n->position,
getCharacter()->getPosition());
if (d < mindist) {
node = n;
mindist = d;
}
}
targetNode = node;
}
} break;
default:
break;
}
CharacterController::update(dt);
}