Merge pull request #123 from lonkaars/wouter/game-improvements

some extra features

1 files changed, 106 insertions, 22 deletions

diff --git a/game/enemy/EnemyScript.cpp b/game/enemy/EnemyScript.cpp
index 5c03539..0822c29 100644
--- a/game/enemy/EnemyScript.cpp
+++ b/game/enemy/EnemyScript.cpp
@@ -1,13 +1,16 @@
 #include "EnemyScript.h"
 #include "../Config.h"
 #include "../Random.h"
-#include "EnemyConfig.h"
+#include "../enemy/EnemyConfig.h"
+#include "api/Color.h"
+#include "api/Sprite.h"
 #include <crepe/api/AI.h>
 #include <crepe/api/Animator.h>
 #include <crepe/api/AudioSource.h>
 #include <crepe/api/BoxCollider.h>
 #include <crepe/api/ParticleEmitter.h>
 #include <crepe/api/Rigidbody.h>
+#include <crepe/api/Sprite.h>
 #include <crepe/api/Transform.h>
 #include <crepe/types.h>
 #include <random>
@@ -16,7 +19,7 @@ using namespace std;
 EnemyScript::EnemyScript() {
 	engine.seed(rd());
 	this->last_fired = std::chrono::steady_clock::now();
-	this->shot_delay = std::chrono::duration<float>(3 + Random::f(1, 0));
+	this->shot_delay = std::chrono::duration<float>(1.5 + Random::f(2, 0));
 }
 void EnemyScript::init() {
 	Metadata & meta = this->get_component<Metadata>();
@@ -29,43 +32,78 @@ void EnemyScript::init() {
 	});
 };
 void EnemyScript::fixed_update(duration_t dt) {
-	if (this->alive) {
-		return;
+	if (!spawned) return;
+	auto now = std::chrono::steady_clock::now();
+	std::chrono::duration<float> elapsed_hit = now - last_hit;
+	//hit blink timer
+	if (elapsed_hit > blink_time) {
+		set_hit_blink(false);
 	}
 	Transform & transform = this->get_component<Transform>();
+	if (!this->alive) {
+		Camera & camera = this->get_components_by_name<Camera>("camera").front();
+		Transform & cam_transform = this->get_components_by_name<Transform>("camera").front();
+		vec2 half_screen = camera.viewport_size / 2;
+		float x_value = cam_transform.position.x - half_screen.x - 100;
+		if (transform.position.x < x_value) {
+			this->despawn_enemy();
+		}
+		return;
+	}
+
 	Transform & player_transform = this->get_components_by_name<Transform>("player").front();
 	Rigidbody & enemy_body = this->get_component<Rigidbody>();
 	AI & ai_component = this->get_component<AI>();
 
-	//transform.position += enemy_body.data.linear_velocity * dt.count();
 	float direction_to_player_y = player_transform.position.y - transform.position.y;
 	float distance_to_player_y = std::abs(direction_to_player_y);
 
 	float adjustment_speed = speed * (distance_to_player_y / MAX_DISTANCE);
-
 	adjustment_speed = std::clamp(adjustment_speed, MIN_SPEED, MAX_SPEED);
-	// Move the path nodes on the Y-axis
+	Rigidbody & player_body = this->get_components_by_tag<Rigidbody>("player").front();
+	// move path nodes
 	for (vec2 & path_node : ai_component.path) {
 		path_node.y += (direction_to_player_y > 0 ? 1 : -1) * adjustment_speed * dt.count();
+		path_node.x += player_body.data.linear_velocity.x * dt.count();
 	}
 	//bullet fire logic:
-	auto now = std::chrono::steady_clock::now();
+
 	std::chrono::duration<float> elapsed = now - last_fired;
 	if (elapsed > shot_delay) {
-		this->shoot(transform.position, 0);
+		this->shoot(transform.position);
 		last_fired = now;
-		this->shot_delay = std::chrono::duration<float>(Random::f(4, 1));
+		this->shot_delay = std::chrono::duration<float>(Random::f(3, 1.5));
 	}
 }
+
 bool EnemyScript::spawn_enemy(const SpawnEnemyEvent & e) {
+
 	this->speed = e.speed;
+	this->alive = true;
+	this->spawned = true;
+	this->health = 2;
+	RefVector<Animator> animators = this->get_components<Animator>();
+	for (Animator & anim : animators) {
+		anim.active = false;
+		anim.set_anim(0);
+	}
+	RefVector<Sprite> sprites = this->get_components<Sprite>();
+	for (Sprite & sprite : sprites) {
+		sprite.data.position_offset.x = 0;
+	}
+	Sprite & jetpack = sprites[2];
+	jetpack.data.position_offset.x = 20;
+	Sprite & gun = sprites[3];
+	gun.data.position_offset.x = -20;
 	AI & ai_component = this->get_component<AI>();
 	Transform & transform = this->get_component<Transform>();
 	Camera & camera = this->get_components_by_name<Camera>("camera").front();
 	Transform & cam_transform = this->get_components_by_name<Transform>("camera").front();
-
+	Rigidbody & rb = this->get_component<Rigidbody>();
+	rb.data.collision_layers = {COLL_LAY_BOT_TOP, COLL_LAY_PLAYER_BULLET};
+	rb.data.collision_layer = COLL_LAY_ENEMY;
 	vec2 half_screen = camera.viewport_size / 2;
-	float x_value = cam_transform.position.x + half_screen.x - 50 * (1 + e.column);
+	float x_value = cam_transform.position.x + half_screen.x - 40 * (1 + e.column);
 	uniform_real_distribution<float> dist(
 		cam_transform.position.y - half_screen.y + 100,
 		cam_transform.position.y + half_screen.y - 100
@@ -75,31 +113,77 @@ bool EnemyScript::spawn_enemy(const SpawnEnemyEvent & e) {
 		= {cam_transform.position.x + camera.viewport_size.x / 2 + 100, random_height};
 	transform.position = spawn_location;
 	ai_component.path.clear();
-	ai_component.make_oval_path(10, 10, vec2 {x_value, random_height}, 1.5708, true);
+	ai_component.make_oval_path(10, 30, vec2 {x_value, random_height}, 1.5708, true);
 	ai_component.active = true;
 	this->last_fired = std::chrono::steady_clock::now();
+
 	return false;
 }
 
+void EnemyScript::set_hit_blink(bool status) {
+	RefVector<Sprite> sprites = this->get_components<Sprite>();
+	for (Sprite & sprite : sprites) {
+		if (status) {
+			sprite.data.color = Color::RED;
+			continue;
+		}
+		sprite.data.color = Color::WHITE;
+	}
+}
+
 bool EnemyScript::on_collide(const CollisionEvent & e) {
+	if (!this->alive) return false;
 	if (e.info.other.metadata.tag == "player_bullet") {
-		this->despawn_enemy();
+		this->health--;
+		last_hit = std::chrono::steady_clock::now();
+		//Sprite& sprite;
+		set_hit_blink(true);
+		if (health <= 0) {
+			this->death();
+		}
 	}
-	Animator & body_animator = this->get_components<Animator>().front();
-	body_animator.data.col = 2;
+
 	//body_animator.play();
-	BehaviorScript & enemy_script = this->get_component<BehaviorScript>();
-	enemy_script.active = false;
+
 	return false;
 }
+void EnemyScript::death() {
+
+	Rigidbody & rb = this->get_component<Rigidbody>();
+	Transform & tr = this->get_component<Transform>();
+	RefVector<Animator> animators = this->get_components<Animator>();
+	for (Animator & anim : animators) {
+		anim.active = false;
+		anim.set_anim(3);
+	}
+	RefVector<Sprite> sprites = this->get_components<Sprite>();
+	for (Sprite & sprite : sprites) {
+		sprite.data.position_offset.x = 15;
+	}
+	rb.data.linear_velocity_coefficient = {0.5, 1};
+	rb.data.collision_layers = {COLL_LAY_BOT_TOP};
+	rb.data.collision_layer = 0;
+
+	rb.data.gravity_scale = 1;
+	tr.rotation = 90;
+	AI & ai = this->get_component<AI>();
+	ai.active = false;
+	this->alive = false;
+	AI & ai_component = this->get_component<AI>();
+	ai_component.active = false;
+}
 void EnemyScript::despawn_enemy() {
 	Transform & transform = this->get_component<Transform>();
+	Rigidbody & rb = this->get_component<Rigidbody>();
+	rb.data.gravity_scale = 0;
+	rb.data.linear_velocity = {0, 0};
+	transform.rotation = 0;
 	transform.position = ENEMY_POOL_LOCATION;
-	AI & ai_component = this->get_component<AI>();
-	// Rigidbody& enemy_body
-	ai_component.active = false;
+
+	this->spawned = false;
 }
-void EnemyScript::shoot(const vec2 & location, float angle) {
+
+void EnemyScript::shoot(const vec2 & location) {
 	RefVector<Transform> bullet_transforms
 		= this->get_components_by_tag<Transform>("enemy_bullet");