X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fai%2FSpawner.cpp;h=4f28cfb870b1f3fd0cc76f2c77265607e569d193;hb=9da6ac5e93d79e79658a95d5f6efe42146873583;hp=d97aa861152b8bc73718f9e81b0f1778ae6fe11f;hpb=79bff420037f150bd6efd2eef08bd06afafeb068;p=blank.git

diff --git a/src/ai/Spawner.cpp b/src/ai/Spawner.cpp
index d97aa86..4f28cfb 100644
--- a/src/ai/Spawner.cpp
+++ b/src/ai/Spawner.cpp
@@ -1,41 +1,155 @@
 #include "Spawner.hpp"
 
+#include "Chaser.hpp"
 #include "RandomWalk.hpp"
+#include "../model/CompositeModel.hpp"
+#include "../model/Skeletons.hpp"
+#include "../rand/GaloisLFSR.hpp"
+#include "../world/BlockLookup.hpp"
 #include "../world/BlockType.hpp"
-#include "../world/BlockTypeRegistry.hpp"
+#include "../world/ChunkIndex.hpp"
 #include "../world/Entity.hpp"
 #include "../world/World.hpp"
 
+#include <iostream>
+
+using namespace std;
+
 
 namespace blank {
 
-Spawner::Spawner(World &world)
+Spawner::Spawner(World &world, Skeletons &skeletons, GaloisLFSR &rand)
 : world(world)
-, controllers() {
-	Spawn({ 0.0f, 0.0f, 0.0f });
+, skeletons(skeletons)
+, controllers()
+, random(rand)
+, timer(64)
+, despawn_range(128 * 128)
+, spawn_distance(16 * 16)
+, max_entities(16)
+, chunk_range(4)
+, skeletons_offset(0)
+, skeletons_length(skeletons.size()) {
+	timer.Start();
 }
 
 Spawner::~Spawner() {
-
+	for (auto &ctrl : controllers) {
+		delete ctrl;
+	}
 }
 
 
+void Spawner::LimitSkeletons(size_t begin, size_t end) {
+	if (begin >= skeletons.size() || end > skeletons.size() || begin >= end) {
+		cout << "warning, skeleton limit out of bounds or invalid range given" << endl;
+	} else {
+		skeletons_offset = begin;
+		skeletons_length = end - begin;
+	}
+}
+
 void Spawner::Update(int dt) {
+	CheckDespawn();
+	timer.Update(dt);
+	if (timer.Hit()) {
+		TrySpawn();
+	}
 	for (auto &ctrl : controllers) {
-		ctrl.Update(dt);
+		ctrl->Update(dt);
 	}
 }
 
 
-void Spawner::Spawn(const glm::vec3 &pos) {
+void Spawner::CheckDespawn() noexcept {
+	const auto &refs = world.Players();
+	for (auto iter = controllers.begin(), end = controllers.end(); iter != end;) {
+		Entity &e = (*iter)->Controlled();
+		if (e.Dead()) {
+			delete *iter;
+			iter = controllers.erase(iter);
+			end = controllers.end();
+			continue;
+		}
+		bool safe = false;
+		for (const Player &ref : refs) {
+			glm::vec3 diff(ref.GetEntity().AbsoluteDifference(e));
+			if (dot(diff, diff) < despawn_range) {
+				safe = true;
+				break;
+			}
+		}
+		if (!safe) {
+			e.Kill();
+			delete *iter;
+			iter = controllers.erase(iter);
+			end = controllers.end();
+		} else {
+			++iter;
+		}
+	}
+}
+
+void Spawner::TrySpawn() {
+	if (controllers.size() >= max_entities || skeletons_length == 0) return;
+
+	// select random player to punish
+	auto &players = world.Players();
+	if (players.size() == 0) return;
+	size_t player_num = random.Next<unsigned short>() % players.size();
+	auto i = players.begin(), end = players.end();
+	for (; player_num > 0 && i != end; ++i, --player_num) {
+	}
+	const Player &player = *i;
+
+	BlockLookup spawn_block(player.GetChunks().RandomBlock(random));
+
+	// distance check
+	//glm::vec3 diff(glm::vec3(chunk * Chunk::Extent() - pos) + player.entity->Position());
+	//float dist = dot(diff, diff);
+	//if (dist > despawn_range || dist < spawn_distance) {
+	//	return;
+	//}
+
+	// check if the spawn block and the one above it are loaded and inhabitable
+	if (!spawn_block || spawn_block.GetType().collide_block) {
+		return;
+	}
+
+	BlockLookup head_block(spawn_block.Next(Block::FACE_UP));
+	if (!head_block || head_block.GetType().collide_block) {
+		return;
+	}
+
+	Spawn(player.GetEntity(), spawn_block.GetChunk().Position(), spawn_block.GetBlockCoords());
+}
+
+void Spawner::Spawn(Entity &reference, const glm::ivec3 &chunk, const glm::vec3 &pos) {
+	glm::vec3 rot(0.000001f);
+	rot.x *= (random.Next<unsigned short>() % 1024);
+	rot.y *= (random.Next<unsigned short>() % 1024);
+	rot.z *= (random.Next<unsigned short>() % 1024);
+
 	Entity &e = world.AddEntity();
-	e.Name("test");
-	e.Position(pos);
+	e.Position(chunk, pos);
 	e.Bounds({ { -0.5f, -0.5f, -0.5f }, { 0.5f, 0.5f, 0.5f } });
 	e.WorldCollidable(true);
-	e.SetShape(world.BlockTypes()[1].shape, { 1.0f, 1.0f, 0.0f });
-	e.AngularVelocity(glm::quat(glm::vec3{ 0.00001f, 0.000006f, 0.000013f }));
-	controllers.emplace_back(e);
+	RandomSkeleton().Instantiate(e.GetModel());
+	e.AngularVelocity(rot);
+	Controller *ctrl;
+	if (random()) {
+		ctrl = new RandomWalk(e, random.Next<std::uint64_t>());
+		e.Name("walker");
+	} else {
+		ctrl = new Chaser(world, e, reference);
+		e.Name("chaser");
+	}
+	controllers.emplace_back(ctrl);
+}
+
+CompositeModel &Spawner::RandomSkeleton() noexcept {
+	std::size_t offset = (random.Next<std::size_t>() % skeletons_length) + skeletons_offset;
+	return skeletons[offset];
 }
 
 }