X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fai%2FSpawner.cpp;h=6a692b11077b47f3d7b871505d0ab2db0ab606d3;hb=c6ca9d21e45af5ea7caeec722a9b59fdf3aa3b24;hp=863678d88d7f73a80195143dbe4943a8f2245efc;hpb=549646ac3e5bede5e77031f773649edf8de83608;p=blank.git

diff --git a/src/ai/Spawner.cpp b/src/ai/Spawner.cpp
index 863678d..6a692b1 100644
--- a/src/ai/Spawner.cpp
+++ b/src/ai/Spawner.cpp
@@ -2,24 +2,56 @@
 
 #include "Chaser.hpp"
 #include "RandomWalk.hpp"
+#include "../model/shapes.hpp"
+#include "../world/BlockLookup.hpp"
 #include "../world/BlockType.hpp"
-#include "../world/BlockTypeRegistry.hpp"
 #include "../world/Entity.hpp"
 #include "../world/World.hpp"
 
 
 namespace blank {
 
-Spawner::Spawner(World &world)
+Spawner::Spawner(World &world, std::uint64_t seed)
 : world(world)
 , controllers()
-, timer(8096)
+, random(seed)
+, timer(64)
 , despawn_range(128 * 128)
 , spawn_distance(16 * 16)
 , max_entities(16)
 , chunk_range(4) {
+	EntityModel::Buffer buf;
+	{
+		AABB bounds{{ -0.25f, -0.5f, -0.25f }, { 0.25f, 0.5f, 0.25f }};
+		CuboidShape shape(bounds);
+		shape.Vertices(buf, 1.0f);
+		buf.colors.resize(shape.VertexCount(), { 1.0f, 1.0f, 0.0f });
+		models[0].Update(buf);
+		skeletons[0].Bounds(bounds);
+		skeletons[0].SetNodeModel(&models[0]);
+	}
+	{
+		AABB bounds{{ -0.5f, -0.25f, -0.5f }, { 0.5f, 0.25f, 0.5f }};
+		CuboidShape shape(bounds);
+		buf.Clear();
+		shape.Vertices(buf, 2.0f);
+		buf.colors.resize(shape.VertexCount(), { 0.0f, 1.0f, 1.0f });
+		models[1].Update(buf);
+		skeletons[1].Bounds(bounds);
+		skeletons[1].SetNodeModel(&models[1]);
+	}
+	{
+		AABB bounds{{ -0.5f, -0.5f, -0.5f }, { 0.5f, 0.5f, 0.5f }};
+		StairShape shape(bounds, { 0.4f, 0.4f });
+		buf.Clear();
+		shape.Vertices(buf, 3.0f);
+		buf.colors.resize(shape.VertexCount(), { 1.0f, 0.0f, 1.0f });
+		models[2].Update(buf);
+		skeletons[2].Bounds(bounds);
+		skeletons[2].SetNodeModel(&models[2]);
+	}
+
 	timer.Start();
-	Spawn(world.Player().ChunkCoords(), { 0.5f, 0.5f, 0.5f });
 }
 
 Spawner::~Spawner() {
@@ -42,12 +74,24 @@ void Spawner::Update(int dt) {
 
 
 void Spawner::CheckDespawn() noexcept {
-	const Entity &reference = world.Player();
+	const auto &refs = world.Players();
 	for (auto iter = controllers.begin(), end = controllers.end(); iter != end;) {
 		Entity &e = (*iter)->Controlled();
-		glm::vec3 diff(reference.AbsoluteDifference(e));
-		if (dot(diff, diff) > despawn_range) {
-			e.Remove();
+		if (e.Dead()) {
+			delete *iter;
+			iter = controllers.erase(iter);
+			continue;
+		}
+		bool safe = false;
+		for (const Entity *ref : refs) {
+			glm::vec3 diff(ref->AbsoluteDifference(e));
+			if (dot(diff, diff) < despawn_range) {
+				safe = true;
+				break;
+			}
+		}
+		if (!safe) {
+			e.Kill();
 			delete *iter;
 			iter = controllers.erase(iter);
 		} else {
@@ -59,59 +103,65 @@ void Spawner::CheckDespawn() noexcept {
 void Spawner::TrySpawn() {
 	if (controllers.size() >= max_entities) return;
 
+	// select random player to punish
+	auto &players = world.Players();
+	if (players.size() == 0) return;
+	Entity &player = *players[random.Next<unsigned short>() % players.size()];
+
 	glm::ivec3 chunk(
-		(rand() % (chunk_range * 2 + 1)) - chunk_range,
-		(rand() % (chunk_range * 2 + 1)) - chunk_range,
-		(rand() % (chunk_range * 2 + 1)) - chunk_range
+		(random.Next<unsigned char>() % (chunk_range * 2 + 1)) - chunk_range,
+		(random.Next<unsigned char>() % (chunk_range * 2 + 1)) - chunk_range,
+		(random.Next<unsigned char>() % (chunk_range * 2 + 1)) - chunk_range
 	);
 
 	glm::ivec3 pos(
-		rand() % Chunk::width,
-		rand() % Chunk::height,
-		rand() % Chunk::depth
+		random.Next<unsigned char>() % Chunk::width,
+		random.Next<unsigned char>() % Chunk::height,
+		random.Next<unsigned char>() % Chunk::depth
 	);
 
 
 	// distance check
-	glm::vec3 diff(glm::vec3(chunk * Chunk::Extent() - pos) + world.Player().Position());
+	glm::vec3 diff(glm::vec3(chunk * Chunk::Extent() - pos) + player.Position());
 	float dist = dot(diff, diff);
 	if (dist > despawn_range || dist < spawn_distance) {
 		return;
 	}
 
-	// block check
-	// TODO: avoid force load, abort spawn if chunk unavailble
-	Chunk &tgt_chunk = world.Next(world.PlayerChunk(), chunk);
-	// TODO: don't use visibility for spawn check
-	//       also, check for more than one block space
-	if (tgt_chunk.Type(tgt_chunk.BlockAt(pos)).visible) {
+	// check if the spawn block and the one above it are loaded and inhabitable
+	BlockLookup spawn_block(
+		world.Loader().Loaded(player.ChunkCoords()),
+		chunk * Chunk::Extent() + pos);
+	if (!spawn_block || spawn_block.GetType().collide_block) {
 		return;
 	}
 
-	Spawn(world.Player().ChunkCoords() + chunk, glm::vec3(pos) + glm::vec3(0.5f));
-}
+	BlockLookup head_block(spawn_block.Next(Block::FACE_UP));
+	if (!head_block || head_block.GetType().collide_block) {
+		return;
+	}
 
-void Spawner::Spawn(const glm::ivec3 &chunk, const glm::vec3 &pos) {
-	glm::vec3 color(rand() % 6, rand() % 6, rand() % 6);
-	color = color * 0.15f + 0.25f;
+	Spawn(player, player.ChunkCoords() + chunk, glm::vec3(pos) + glm::vec3(0.5f));
+}
 
+void Spawner::Spawn(Entity &reference, const glm::ivec3 &chunk, const glm::vec3 &pos) {
 	glm::vec3 rot(0.000001f);
-	rot.x *= (rand() % 32);
-	rot.y *= (rand() % 32);
-	rot.z *= (rand() % 32);
+	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.Name("spawned");
 	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, color);
+	skeletons[random.Next<unsigned char>() % 3].Instantiate(e.GetModel());
 	e.AngularVelocity(rot);
 	Controller *ctrl;
-	if (rand() % 2) {
-		ctrl = new RandomWalk(e);
+	if (random()) {
+		ctrl = new RandomWalk(e, random.Next<std::uint64_t>());
 	} else {
-		ctrl = new Chaser(e, world.Player());
+		ctrl = new Chaser(world, e, reference);
 	}
 	controllers.emplace_back(ctrl);
 }