more rooms and enemies!

src/components/hurtable.cpp

@@ -1,17 +1,29 @@
 #include "hurtable.h"
+#include "animator.h"
 
 using namespace TL;
 
 void Hurtable::update()
 {
-	if (collider && on_hurt && m_cooldown_timer <= 0)
+	if (collider && on_hurt && stun_timer <= 0)
 	{
 		if (collider->check(hurt_by))
 		{
-			m_cooldown_timer = cooldown;
+			stun_timer = 0.5f;
+			flicker_timer = 0.5f;
 			on_hurt(this);
 		}
 	}
 
-	m_cooldown_timer -= Time::delta;
+	stun_timer -= Time::delta;
+
+	if (flicker_timer > 0)
+	{
+		flicker_timer -= Time::delta;
+
+		if (Time::on_interval(0.05f))
+			entity()->visible = !entity()->visible;
+		if (flicker_timer <= 0)
+			entity()->visible = true;
+	}
 }

src/components/hurtable.h

@@ -10,13 +10,11 @@ namespace TL
 {
 	class Hurtable : public Component
 	{
-	private:
-		float m_cooldown_timer = 0;
-
 	public:
+		float stun_timer = 0;
+		float flicker_timer = 0;
 		Collider* collider = nullptr;
 		uint32_t hurt_by = 0;
-		float cooldown = 1.0f;
 		std::function<void(Hurtable* self)> on_hurt;
 
 		void update() override;

src/components/mover.cpp

@@ -13,6 +13,9 @@ bool Mover::move_x(int amount)
 		{
 			if (collider->check(Mask::solid, Point(sign, 0)))
 			{
+				if (on_hit_x)
+					on_hit_x(this);
+				else
 					stop_x();
 				return true;
 			}
@@ -37,6 +40,9 @@ bool Mover::move_y(int amount)
 		{
 			if (collider->check(Mask::solid, Point(0, sign)))
 			{
+				if (on_hit_y)
+					on_hit_y(this);
+				else
 					stop_y();
 				return true;
 			}

src/components/mover.h

@@ -2,6 +2,7 @@
 #include "../world.h"
 #include "collider.h"
 #include <blah.h>
+#include <functional>
 
 using namespace Blah;
 
@@ -16,6 +17,8 @@ namespace TL
 		Collider* collider = nullptr;
 		Vec2 speed;
 		float gravity = 0;
+		std::function<void(Mover*)> on_hit_x;
+		std::function<void(Mover*)> on_hit_y;
 
 		bool move_x(int amount);
 		bool move_y(int amount);

src/components/player.cpp

@@ -65,8 +65,16 @@ void Player::update()
 		anim->scale.x = Calc::abs(anim->scale.x) * m_facing;
 	}
 
+	// START
+	if (m_state == st_start)
+	{
+		anim->play("sword");
+		m_start_timer -= Time::delta;
+		if (m_start_timer <= 0)
+			m_state = st_normal;
+	}
 	// NORMAL STATE
-	if (m_state == st_normal)
+	else if (m_state == st_normal)
 	{
 		// Current Animation
 		if (m_on_ground)

src/components/player.h

@@ -13,6 +13,7 @@ namespace TL
 		static constexpr int st_normal = 0;
 		static constexpr int st_attack = 1;
 		static constexpr int st_hurt = 2;
+		static constexpr int st_start = 3;
 
 		int health = 3;
 
@@ -24,12 +25,13 @@ namespace TL
 		void update() override;
 
 	private:
-		int m_state = st_normal;
+		int m_state = st_start;
 		int m_facing = 1;
 		float m_jump_timer = 0;
 		float m_attack_timer = 0;
 		float m_hurt_timer = 0;
 		float m_invincible_timer = 0;
+		float m_start_timer = 1;
 		Collider* m_attack_collider = nullptr;
 		bool m_on_ground;
 	};

src/factory.cpp

@@ -66,3 +66,148 @@ Entity* Factory::pop(World* world, Point position)
 	return en;
 }
 
+Entity* Factory::spitter(World* world, Point position)
+{
+	auto en = world->add_entity(position);
+
+	auto anim = en->add(Animator("spitter"));
+	anim->play("idle");
+	anim->depth = -5;
+
+	auto hitbox = en->add(Collider::make_rect(RectI(-6, -12, 12, 12)));
+	hitbox->mask = Mask::enemy;
+
+	auto hurtable = en->add(Hurtable());
+	hurtable->hurt_by = Mask::player_attack;
+	hurtable->collider = hitbox;
+	hurtable->on_hurt = [](Hurtable* self) mutable
+	{
+		Time::pause_for(0.1f);
+		pop(self->world(), self->entity()->position + Point(0, -4));
+		self->entity()->destroy();
+	};
+
+	auto timer = en->add(Timer(1.0f, [](Timer* self)
+	{
+		bullet(self->world(), self->entity()->position + Point(-8, -8), -1);
+		self->get<Animator>()->play("shoot");
+		self->entity()->add(Timer(0.4f, [](Timer* self) { self->get<Animator>()->play("idle"); }));
+		self->start(3.0f);
+	}));
+
+	return en;
+}
+
+Entity* Factory::bullet(World* world, Point position, int direction)
+{
+	auto en = world->add_entity(position);
+
+	auto anim = en->add(Animator("bullet"));
+	anim->play("idle");
+	anim->depth = -5;
+
+	auto hitbox = en->add(Collider::make_rect(RectI(-4, -4, 8, 8)));
+	hitbox->mask = Mask::enemy;
+
+	auto mover = en->add(Mover());
+	mover->collider = hitbox;
+	mover->speed = Vec2(direction * 40, 0);
+	mover->gravity = 130;
+	mover->on_hit_x = [](Mover* self) { self->entity()->destroy(); };
+	mover->on_hit_y = [](Mover* self) { self->speed.y = -60; };
+
+	auto hurtable = en->add(Hurtable());
+	hurtable->hurt_by = Mask::player_attack;
+	hurtable->collider = hitbox;
+	hurtable->on_hurt = [](Hurtable* self) mutable
+	{
+		Time::pause_for(0.1f);
+		pop(self->world(), self->entity()->position + Point(0, -4));
+		self->entity()->destroy();
+	};
+
+	en->add(Timer(2.5f, [](Timer* self)
+	{
+		self->get<Hurtable>()->flicker_timer = 100;
+	}));
+
+	en->add(Timer(3.0f, [](Timer* self)
+	{
+		self->entity()->destroy();
+	}));
+
+	return en;
+}
+
+namespace
+{
+	class MosquitoBehavior : public Component
+	{
+	public:
+		int health = 2;
+		float timer = 0;
+
+		void update() override
+		{
+			auto mover = get<Mover>();
+			auto player = world()->first<Player>();
+			if (player)
+			{
+				auto diff = player->entity()->position.x - entity()->position.x;
+				auto dist = Calc::abs(diff);
+
+				if (dist < 100)
+					mover->speed.x += Calc::sign(diff) * 100 * Time::delta;
+				else
+					mover->speed.x = Calc::approach(mover->speed.x, 0, 100 * Time::delta);
+
+				if (Calc::abs(mover->speed.x) > 50)
+					mover->speed.x = Calc::approach(mover->speed.x, Calc::sign(mover->speed.x) * 50, 800 * Time::delta);
+
+				mover->speed.y = Calc::sin(timer) * 10;
+			}
+
+			timer += Time::delta * 4;
+		}
+
+		void hurt()
+		{
+			health--;
+			if (health <= 0)
+			{
+				Factory::pop(world(), entity()->position);
+				entity()->destroy();
+			}
+			else
+			{
+				auto mover = get<Mover>();
+				auto player = world()->first<Player>();
+				auto sign = Calc::sign(player->entity()->position.x - entity()->position.x);
+				mover->speed.x = -sign * 140;
+			}
+		}
+	};
+}
+
+Entity* Factory::mosquito(World* world, Point position)
+{
+	auto en = world->add_entity(position);
+	auto mosquito = en->add(MosquitoBehavior());
+
+	auto anim = en->add(Animator("mosquito"));
+	anim->play("fly");
+	anim->depth = -5;
+
+	auto hitbox = en->add(Collider::make_rect(RectI(-4, -4, 8, 8)));
+	hitbox->mask = Mask::enemy;
+
+	auto mover = en->add(Mover());
+
+	auto hurtable = en->add(Hurtable());
+	hurtable->hurt_by = Mask::player_attack;
+	hurtable->collider = hitbox;
+	hurtable->on_hurt = [](Hurtable* self) { self->get<MosquitoBehavior>()->hurt(); };
+
+	return en;
+}
+

src/factory.h

@@ -11,5 +11,8 @@ namespace TL
 		Entity* player(World* world, Point position);
 		Entity* bramble(World* world, Point position);
 		Entity* pop(World* world, Point position);
+		Entity* spitter(World* world, Point position);
+		Entity* bullet(World* world, Point position, int direction);
+		Entity* mosquito(World* world, Point position);
 	}
 }

src/game.cpp

@@ -24,12 +24,11 @@ void Game::startup()
 
 	// set batcher to use Nearest Filter
 	batch.default_sampler = TextureSampler(TextureFilter::Nearest);
-
 	m_draw_colliders = false;
 
-	// camera setup
-	camera = Vec2::zero;
+	// load first room
 	load_room(Point(0, 0));
+	camera = Vec2(room.x * width, room.y * height);
 }
 
 void Game::load_room(Point cell)
@@ -45,6 +44,7 @@ void Game::load_room(Point cell)
 	auto castle = Content::find_tileset("castle");
 	auto grass = Content::find_tileset("grass");
 	auto plants = Content::find_tileset("plants");
+	auto backs = Content::find_tileset("back");
 
 	// make the floor
 	auto floor = world.add_entity(offset);
@@ -56,7 +56,7 @@ void Game::load_room(Point cell)
 	for (int x = 0; x < columns; x ++)
 		for (int y = 0; y < rows; y++)
 		{
-			Point world_position = offset + Point(x * tile_width, y * tile_height);
+			Point world_position = offset + Point(x * tile_width, y * tile_height) + Point(tile_width / 2, tile_height);
 			Color col = grid->pixels[x + y * columns];
 			uint32_t rgb =
 				((uint32_t)col.r << 16) |
@@ -86,15 +86,30 @@ void Game::load_room(Point cell)
 				tilemap->set_cell(x, y, &plants->random_tile());
 				break;
 
+			// back tiles
+			case 0x45283c:
+				tilemap->set_cell(x, y, &backs->random_tile());
+				break;
+
 			// player (only if it doesn't already exist)
 			case 0x6abe30:
 				if (!world.first<Player>())
-					Factory::player(&world, world_position + Point(tile_width / 2, tile_height));
+					Factory::player(&world, world_position);
 				break;
 
 			// brambles
 			case 0xd77bba:
-				Factory::bramble(&world, world_position + Point(tile_width / 2, tile_height));
+				Factory::bramble(&world, world_position);
+				break;
+
+			// spitter plant
+			case 0xac3232:
+				Factory::spitter(&world, world_position);
+				break;
+
+			// mosquito
+			case 0xfbf236:
+				Factory::mosquito(&world, world_position + Point(0, -8));
 				break;
 			}
 		}
@@ -164,7 +179,14 @@ void Game::update()
 				{
 					player->entity()->position = Point(
 						Calc::clamp_int(pos.x, bounds.x, bounds.x + bounds.w),
-						Calc::clamp_int(pos.y, bounds.y, bounds.y + bounds.h));
+						Calc::clamp_int(pos.y, bounds.y, bounds.y + bounds.h + 100));
+
+					// reload if they fell out the bottom
+					if (player->entity()->position.y > bounds.y + bounds.h + 64)
+					{
+						world.clear();
+						load_room(room);
+					}
 				}
 			}
 		}