Merge paul branch

.gitignore

@@ -16,4 +16,4 @@ data_*/
 test/
 build/*
 builds/*
-*.zip
+*.zip

Pavels/bullet_trajectory/Bullet.gd

@@ -1,67 +0,0 @@
-extends Area2D
-
-export var speed = 100
-var velocity = Vector2()
-var rot = Vector2()
-
-var time = 0
-export var amplitude = 4
-export var frequency = 5
-var gravitile = 5
-
-
-func follow_line_trajectory():
-	velocity = Vector2(1, 0) #Vector2(cos(self.global_rotation), sin(self.global_rotation))
-	pass
-
-func follow_sine_trajectory():
-	velocity.y = amplitude * cos(time * frequency)
-	velocity.x = 5
-	pass
-
-func follow_parabolic_trajectory():
-	velocity.x = 5
-	velocity.y = 1 * time * gravitile
-	
-	
-func follow_n_parabolic_trajectory():
-	velocity.x = 5
-	velocity.y = -1 * time * gravitile
-	
-
-func follow_hyperbolic_trajectory():
-	velocity.x = gravitile * time
-	velocity.y = 1
-	
-func follow_n_hyperbolic_trajectory():
-	velocity.x = gravitile * time
-	velocity.y = -1
-	
-	
-func chosen_trajectory():
-	if Input.is_action_just_pressed("line"):
-		follow_line_trajectory()
-	elif Input.is_action_just_pressed("parab"):
-		follow_parabolic_trajectory()
-	elif Input.is_action_just_pressed("n_parab"):
-		follow_n_parabolic_trajectory()
-	elif Input.is_action_just_pressed("hyper"):
-		follow_hyperbolic_trajectory()
-	elif Input.is_action_just_pressed("n_hyper"):
-		follow_n_hyperbolic_trajectory()
-	elif Input.is_action_just_pressed("sine"):
-		follow_sine_trajectory()
-	else:
-		follow_line_trajectory()
-		
-
-func _process(delta):
-	follow_sine_trajectory()
-	time += delta
-	position += velocity * speed * delta
-
-
-func _on_Bullet_body_entered(body):
-	if body.is_in_group("mobs"):
-		body.queue_free()
-	queue_free()

Pavels/bullet_trajectory/Env.gd

@@ -1,15 +0,0 @@
-extends Node2D
-
-onready var bullet = preload("res://Bullet.tscn")
-var time = 0
-
-
-func trigger():
-	var b = bullet.instance()
-	add_child(b)
-
-
-func _process(delta):
-	time += delta
-	if time > 17:
-		queue_free()

Pavels/bullet_trajectory/Env.tscn

@@ -1,10 +0,0 @@
-[gd_scene load_steps=3 format=2]
-
-[ext_resource path="res://Env.gd" type="Script" id=1]
-[ext_resource path="res://Bullet.tscn" type="PackedScene" id=2]
-
-[node name="Env" type="Node2D"]
-position = Vector2( 437.266, 290.109 )
-script = ExtResource( 1 )
-
-[node name="Bullet" parent="." instance=ExtResource( 2 )]

Pavels/bullet_trajectory/Gun.gd

@@ -1,4 +0,0 @@
-extends Position2D
-
-func _process(delta):
-	look_at(get_global_mouse_position())

Pavels/bullet_trajectory/Hyperbolic_Trajectory/Hyperbolic_Barrel.tscn

@@ -0,0 +1,22 @@
+[gd_scene load_steps=4 format=2]
+
+[ext_resource path="res://icon.png" type="Texture" id=1]
+[ext_resource path="res://script/Hyperbola/Hyperbolic_Barrel.gd" type="Script" id=2]
+
+[sub_resource type="RectangleShape2D" id=1]
+extents = Vector2( 22.5946, 3.60519 )
+
+[node name="Hyperbolic_Barrel" type="StaticBody2D"]
+script = ExtResource( 2 )
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+position = Vector2( 30.4661, 0.749161 )
+shape = SubResource( 1 )
+
+[node name="icon" type="Sprite" parent="."]
+position = Vector2( 42.4007, 0.196289 )
+scale = Vector2( 1.31624, 0.140625 )
+texture = ExtResource( 1 )
+
+[node name="Position2D" type="Position2D" parent="."]
+position = Vector2( 97.6552, 0.0842819 )

Pavels/bullet_trajectory/Hyperbolic_Trajectory/Hyperbolic_Bullet.tscn

@@ -0,0 +1,22 @@
+[gd_scene load_steps=4 format=2]
+
+[ext_resource path="res://pixil-frame-0 (1).png" type="Texture" id=1]
+[ext_resource path="res://script/Hyperbola/Hyperbolic_Bullet.gd" type="Script" id=2]
+
+[sub_resource type="CapsuleShape2D" id=1]
+radius = 5.4212
+height = 7.62897
+
+[node name="Bullet" type="Area2D"]
+script = ExtResource( 2 )
+
+[node name="Sprite" type="Sprite" parent="."]
+position = Vector2( 2, -19 )
+scale = Vector2( 0.199834, 0.199834 )
+texture = ExtResource( 1 )
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+rotation = 1.5708
+shape = SubResource( 1 )
+
+[connection signal="body_entered" from="." to="." method="_on_Bullet_body_entered"]

Pavels/bullet_trajectory/Hyperbolic_Trajectory/Hyperbolic_Env.tscn

@@ -0,0 +1,12 @@
+[gd_scene load_steps=4 format=2]
+
+[ext_resource path="res://Line_Trajectory/Line_Bullet.tscn" type="PackedScene" id=1]
+[ext_resource path="res://script/Hyperbola/Hyperbolic_Env.gd" type="Script" id=2]
+[ext_resource path="res://script/Hyperbola/Hyperbolic_Bullet.gd" type="Script" id=3]
+
+[node name="Env" type="Node2D"]
+script = ExtResource( 2 )
+
+[node name="Bullet" parent="." instance=ExtResource( 1 )]
+position = Vector2( 0, -0.222725 )
+script = ExtResource( 3 )

Pavels/bullet_trajectory/Line_Trajectory/Line_Barrel.tscn

@@ -0,0 +1,22 @@
+[gd_scene load_steps=4 format=2]
+
+[ext_resource path="res://icon.png" type="Texture" id=1]
+[ext_resource path="res://script/Line/Line_Barrel.gd" type="Script" id=2]
+
+[sub_resource type="RectangleShape2D" id=1]
+extents = Vector2( 22.5946, 3.60519 )
+
+[node name="Line_Barrel" type="StaticBody2D"]
+script = ExtResource( 2 )
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+position = Vector2( 30.4661, 0.749161 )
+shape = SubResource( 1 )
+
+[node name="icon" type="Sprite" parent="."]
+position = Vector2( 32.281, 0.196289 )
+scale = Vector2( 1, 0.140625 )
+texture = ExtResource( 1 )
+
+[node name="Position2D" type="Position2D" parent="."]
+position = Vector2( 64.7166, 0.0842819 )

Pavels/bullet_trajectory/Line_Trajectory/Line_Bullet.tscn

@@ -1,7 +1,7 @@
 [gd_scene load_steps=4 format=2]
 
 [ext_resource path="res://pixil-frame-0 (1).png" type="Texture" id=1]
-[ext_resource path="res://Bullet.gd" type="Script" id=2]
+[ext_resource path="res://script/Line/Line_Bullet.gd" type="Script" id=2]
 
 [sub_resource type="CapsuleShape2D" id=1]
 radius = 5.4212
@@ -11,7 +11,7 @@ height = 7.62897
 script = ExtResource( 2 )
 
 [node name="Sprite" type="Sprite" parent="."]
-position = Vector2( -1.5874, -18.2551 )
+position = Vector2( 2, -19 )
 scale = Vector2( 0.199834, 0.199834 )
 texture = ExtResource( 1 )
 

Pavels/bullet_trajectory/Line_Trajectory/Line_Env.tscn

@@ -0,0 +1,10 @@
+[gd_scene load_steps=3 format=2]
+
+[ext_resource path="res://Line_Trajectory/Line_Bullet.tscn" type="PackedScene" id=1]
+[ext_resource path="res://script/Line/Line_Env.gd" type="Script" id=2]
+
+[node name="Env" type="Node2D"]
+script = ExtResource( 2 )
+
+[node name="Bullet" parent="." instance=ExtResource( 1 )]
+position = Vector2( 0, -0.222725 )

Pavels/bullet_trajectory/Parabolic_Trajectory/Parabolic_Barrel.tscn

@@ -0,0 +1,22 @@
+[gd_scene load_steps=4 format=2]
+
+[ext_resource path="res://icon.png" type="Texture" id=1]
+[ext_resource path="res://script/Parabola/Parabolic_Barrel.gd" type="Script" id=2]
+
+[sub_resource type="RectangleShape2D" id=1]
+extents = Vector2( 8.79762, 3.60519 )
+
+[node name="Parabolic_Barrel" type="StaticBody2D"]
+script = ExtResource( 2 )
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+position = Vector2( 13.539, 2.08551 )
+shape = SubResource( 1 )
+
+[node name="icon" type="Sprite" parent="."]
+position = Vector2( 16.2448, 0.641744 )
+scale = Vector2( 0.387507, 0.251987 )
+texture = ExtResource( 1 )
+
+[node name="Position2D" type="Position2D" parent="."]
+position = Vector2( 34.426, 0.975182 )

Pavels/bullet_trajectory/Parabolic_Trajectory/Parabolic_Bullet.tscn

@@ -0,0 +1,22 @@
+[gd_scene load_steps=4 format=2]
+
+[ext_resource path="res://pixil-frame-0 (1).png" type="Texture" id=1]
+[ext_resource path="res://script/Line/Line_Bullet.gd" type="Script" id=2]
+
+[sub_resource type="CapsuleShape2D" id=1]
+radius = 5.4212
+height = 7.62897
+
+[node name="Bullet" type="Area2D"]
+script = ExtResource( 2 )
+
+[node name="Sprite" type="Sprite" parent="."]
+position = Vector2( 2, -19 )
+scale = Vector2( 0.199834, 0.199834 )
+texture = ExtResource( 1 )
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+rotation = 1.5708
+shape = SubResource( 1 )
+
+[connection signal="body_entered" from="." to="." method="_on_Bullet_body_entered"]

Pavels/bullet_trajectory/Parabolic_Trajectory/Parabolic_Env.tscn

@@ -0,0 +1,12 @@
+[gd_scene load_steps=4 format=2]
+
+[ext_resource path="res://Line_Trajectory/Line_Bullet.tscn" type="PackedScene" id=1]
+[ext_resource path="res://script/Parabola/Parabolic_Env.gd" type="Script" id=2]
+[ext_resource path="res://script/Parabola/Parabolic_Bullet.gd" type="Script" id=3]
+
+[node name="Env" type="Node2D"]
+script = ExtResource( 2 )
+
+[node name="Bullet" parent="." instance=ExtResource( 1 )]
+position = Vector2( 0, -0.222725 )
+script = ExtResource( 3 )

Pavels/bullet_trajectory/Player.tscn

@@ -1,7 +1,7 @@
 [gd_scene load_steps=4 format=2]
 
 [ext_resource path="res://pixilart-drawing.png" type="Texture" id=1]
-[ext_resource path="res://KinematicBody2D.gd" type="Script" id=2]
+[ext_resource path="res://script/KinematicBody2D.gd" type="Script" id=2]
 
 [sub_resource type="RectangleShape2D" id=1]
 extents = Vector2( 22.279, 10 )

Pavels/bullet_trajectory/Sine_Trajectory/Sine_Barrel.tscn

@@ -0,0 +1,22 @@
+[gd_scene load_steps=4 format=2]
+
+[ext_resource path="res://icon.png" type="Texture" id=1]
+[ext_resource path="res://script/Sine/Sine_Barrel.gd" type="Script" id=2]
+
+[sub_resource type="RectangleShape2D" id=1]
+extents = Vector2( 21.0351, 6.99966 )
+
+[node name="Sine_Barrel" type="StaticBody2D"]
+script = ExtResource( 2 )
+
+[node name="Sprite" type="Sprite" parent="."]
+position = Vector2( 32.0917, 0.471939 )
+scale = Vector2( 1, 0.336339 )
+texture = ExtResource( 1 )
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+position = Vector2( 30.8681, 0 )
+shape = SubResource( 1 )
+
+[node name="Position2D" type="Position2D" parent="."]
+position = Vector2( 64.7166, 0.0842819 )

Pavels/bullet_trajectory/Sine_Trajectory/Sine_Bullet.tscn

@@ -0,0 +1,22 @@
+[gd_scene load_steps=4 format=2]
+
+[ext_resource path="res://pixil-frame-0 (1).png" type="Texture" id=1]
+[ext_resource path="res://script/Line/Line_Bullet.gd" type="Script" id=2]
+
+[sub_resource type="CapsuleShape2D" id=1]
+radius = 5.4212
+height = 7.62897
+
+[node name="Bullet" type="Area2D"]
+script = ExtResource( 2 )
+
+[node name="Sprite" type="Sprite" parent="."]
+position = Vector2( 2, -19 )
+scale = Vector2( 0.199834, 0.199834 )
+texture = ExtResource( 1 )
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+rotation = 1.5708
+shape = SubResource( 1 )
+
+[connection signal="body_entered" from="." to="." method="_on_Bullet_body_entered"]

Pavels/bullet_trajectory/Sine_Trajectory/Sine_Env.tscn

@@ -0,0 +1,12 @@
+[gd_scene load_steps=4 format=2]
+
+[ext_resource path="res://Line_Trajectory/Line_Bullet.tscn" type="PackedScene" id=1]
+[ext_resource path="res://script/Sine/Sine_Env.gd" type="Script" id=2]
+[ext_resource path="res://script/Sine/Sine_Bullet.gd" type="Script" id=3]
+
+[node name="Env" type="Node2D"]
+script = ExtResource( 2 )
+
+[node name="Bullet" parent="." instance=ExtResource( 1 )]
+position = Vector2( 0, -0.222725 )
+script = ExtResource( 3 )

Pavels/bullet_trajectory/game.tscn

@@ -2,8 +2,8 @@
 
 [ext_resource path="res://Player.tscn" type="PackedScene" id=1]
 [ext_resource path="res://icon.png" type="Texture" id=3]
-[ext_resource path="res://Gun.gd" type="Script" id=4]
+[ext_resource path="res://script/Gun.gd" type="Script" id=4]
-[ext_resource path="res://Mob.gd" type="Script" id=5]
+[ext_resource path="res://script/Mob.gd" type="Script" id=5]
 
 [sub_resource type="RectangleShape2D" id=1]
 extents = Vector2( 31.7698, 29.9446 )
@@ -27,11 +27,6 @@ one_way_collision_margin = 0.0
 
 [node name="Player" parent="." instance=ExtResource( 1 )]
 
-[node name="Gun" type="Position2D" parent="Player"]
+[node name="Gun_Position" type="Position2D" parent="Player"]
 position = Vector2( 37.1728, -6.00076 )
 script = ExtResource( 4 )
-
-[node name="Sprite" type="Sprite" parent="Player/Gun"]
-position = Vector2( 35, 1 )
-scale = Vector2( 1, 0.109375 )
-texture = ExtResource( 3 )

Pavels/bullet_trajectory/project.godot

@@ -65,24 +65,14 @@ parab={
 "events": [ Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":0,"alt":false,"shift":false,"control":false,"meta":false,"command":false,"pressed":false,"scancode":16777352,"unicode":0,"echo":false,"script":null)
  ]
 }
-n_parab={
-"deadzone": 0.5,
-"events": [ Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":0,"alt":false,"shift":false,"control":false,"meta":false,"command":false,"pressed":false,"scancode":16777353,"unicode":0,"echo":false,"script":null)
- ]
-}
 hyper={
 "deadzone": 0.5,
 "events": [ Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":0,"alt":false,"shift":false,"control":false,"meta":false,"command":false,"pressed":false,"scancode":16777354,"unicode":0,"echo":false,"script":null)
  ]
 }
-n_hyper={
-"deadzone": 0.5,
-"events": [ Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":0,"alt":false,"shift":false,"control":false,"meta":false,"command":false,"pressed":false,"scancode":16777355,"unicode":0,"echo":false,"script":null)
- ]
-}
 sine={
 "deadzone": 0.5,
-"events": [ Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":0,"alt":false,"shift":false,"control":false,"meta":false,"command":false,"pressed":false,"scancode":16777356,"unicode":0,"echo":false,"script":null)
+"events": [ Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":0,"alt":false,"shift":false,"control":false,"meta":false,"command":false,"pressed":false,"scancode":16777353,"unicode":0,"echo":false,"script":null)
  ]
 }
 

Pavels/bullet_trajectory/script/Gun.gd

@@ -0,0 +1,30 @@
+extends Position2D
+
+var trajectories = {
+	'line' : preload("res://Line_Trajectory/Line_Barrel.tscn"),
+	'sine' : preload("res://Sine_Trajectory/Sine_Barrel.tscn"),
+	'parab' : preload("res://Parabolic_Trajectory/Parabolic_Barrel.tscn"),
+	'hyper' : preload("res://Hyperbolic_Trajectory/Hyperbolic_Barrel.tscn")
+}
+
+
+func equip_gun(gun_type:String):
+	for gun in get_children():	#if there is gun remove it
+		gun.queue_free()
+		
+	var gun = trajectories[gun_type].instance()
+	add_child(gun)
+
+
+
+func _process(delta):
+	look_at(get_global_mouse_position())
+	if Input.is_action_just_pressed("line"):
+		equip_gun('line')
+	if Input.is_action_just_pressed("sine"):
+		equip_gun('sine')
+	if Input.is_action_just_pressed("parab"):
+		equip_gun('parab')
+	if Input.is_action_just_pressed("hyper"):
+		equip_gun('hyper')
+	pass

Pavels/bullet_trajectory/script/Hyperbola/Hyperbolic_Barrel.gd

@@ -0,0 +1,16 @@
+extends StaticBody2D # Y = aX
+
+onready var bullet = preload("res://Hyperbolic_Trajectory/Hyperbolic_Env.tscn")
+
+
+func shoot():
+	var b = bullet.instance()
+	get_parent().get_parent().get_parent().add_child(b)
+	b.global_position = $Position2D.global_position
+	b.global_rotation = $Position2D.global_rotation
+	
+	
+
+func _process(delta):
+	if Input.is_action_just_pressed("shoot"):
+		shoot()

Pavels/bullet_trajectory/script/Hyperbola/Hyperbolic_Bullet.gd

@@ -0,0 +1,24 @@
+extends Area2D
+
+var velocity = Vector2()
+var speed = 1
+var time = 0.5
+var gravitile = 5
+
+
+
+func follow_hyperbolic_trajectory():
+	velocity.x = gravitile * time
+	velocity.y = 1/time
+	
+
+func _process(delta):
+	follow_hyperbolic_trajectory()
+	time += delta
+	position += velocity * speed * delta
+
+
+func _on_Bullet_body_entered(body):
+	if body.is_in_group("mobs"):
+		body.queue_free()
+	queue_free()

Pavels/bullet_trajectory/script/Hyperbola/Hyperbolic_Env.gd

@@ -0,0 +1,10 @@
+extends Node2D
+
+
+var time = 0
+
+
+func _process(delta):
+	time += delta
+	if time > 17:
+		queue_free()

Pavels/bullet_trajectory/script/KinematicBody2D.gd

@@ -1,13 +1,12 @@
 extends KinematicBody2D
 
-onready var env = preload("res://Env.tscn")
 export var speed = 400
 var movement = Vector2(0, 0)
 
-func shoot():
+#func shoot():
-	var b = env.instance()
+	#var b = env.instance()
-	get_parent().add_child(b)
+	#get_parent().add_child(b)
-	b.global_transform = $Gun.global_transform
+	#b.global_transform = $Gun.global_transform
 	
 func get_input():
 	movement = Vector2()
@@ -19,8 +18,8 @@ func get_input():
 		movement.y += 10
 	if Input.is_action_pressed("ui_up"):
 		movement.y -= 10
-	if Input.is_action_pressed("shoot"):
+	#if Input.is_action_just_pressed("shoot"):
-		shoot()
+		#shoot()
 		
 func _physics_process(delta):
 	get_input()

Pavels/bullet_trajectory/script/Line/Line_Barrel.gd

@@ -0,0 +1,16 @@
+extends StaticBody2D # Y = aX
+
+onready var bullet = preload("res://Line_Trajectory/Line_Env.tscn")
+
+
+func shoot():
+	var b = bullet.instance()
+	get_parent().get_parent().get_parent().add_child(b)
+	b.global_position = $Position2D.global_position
+	b.global_rotation = $Position2D.global_rotation
+	
+	
+
+func _process(delta):
+	if Input.is_action_just_pressed("shoot"):
+		shoot()

Pavels/bullet_trajectory/script/Line/Line_Bullet.gd

@@ -0,0 +1,43 @@
+extends Area2D
+
+export var speed = 100
+var velocity = Vector2()
+
+var time = 0
+export var amplitude = 4
+export var frequency = 5
+var gravitile = 5
+
+
+func follow_line_trajectory():
+	velocity = Vector2(10, 0)
+
+#func follow_parabolic_trajectory():
+	#velocity.x = 5
+	#velocity.y = 1 * time * gravitile
+	#return velocity
+
+#func follow_hyperbolic_trajectory():
+	#velocity.x = gravitile * time
+	#velocity.y = 1
+	#return velocity
+	
+#func input():
+	#if Input.is_action_just_pressed("line"):
+		#return follow_sine_trajectory()
+	#elif Input.is_action_just_pressed("sine"):
+		#return follow_line_trajectory()
+	#else:
+		#print('Trajectory is not selected')
+		#queue_free()
+
+func _process(delta):
+	follow_line_trajectory()
+	time += delta
+	position += velocity * speed * delta
+
+
+func _on_Bullet_body_entered(body):
+	if body.is_in_group("mobs"):
+		body.queue_free()
+	queue_free()

Pavels/bullet_trajectory/script/Line/Line_Env.gd

@@ -0,0 +1,9 @@
+extends Node2D
+
+var time = 0
+
+
+func _process(delta):
+	time += delta
+	if time > 17:
+		queue_free()

Pavels/bullet_trajectory/script/Parabola/Parabolic_Barrel.gd

@@ -0,0 +1,16 @@
+extends StaticBody2D # Y = aX
+
+onready var bullet = preload("res://Parabolic_Trajectory/Parabolic_Env.tscn")
+
+
+func shoot():
+	var b = bullet.instance()
+	get_parent().get_parent().get_parent().add_child(b)
+	b.global_position = $Position2D.global_position
+	b.global_rotation = $Position2D.global_rotation
+	
+	
+
+func _process(delta):
+	if Input.is_action_just_pressed("shoot"):
+		shoot()

Pavels/bullet_trajectory/script/Parabola/Parabolic_Bullet.gd

@@ -0,0 +1,24 @@
+extends Area2D
+
+export var speed = 100
+var velocity = Vector2()
+
+var time = 0
+var gravitile = 5
+
+
+func follow_parabolic_trajectory():
+	velocity.x = 5
+	velocity.y = 1 * time * gravitile
+
+
+func _process(delta):
+	follow_parabolic_trajectory()
+	time += delta
+	position += velocity * speed * delta
+
+
+func _on_Bullet_body_entered(body):
+	if body.is_in_group("mobs"):
+		body.queue_free()
+	queue_free()

Pavels/bullet_trajectory/script/Parabola/Parabolic_Env.gd

@@ -0,0 +1,9 @@
+extends Node2D
+
+var time = 0
+
+
+func _process(delta):
+	time += delta
+	if time > 17:
+		queue_free()

Pavels/bullet_trajectory/script/Sine/Sine_Barrel.gd

@@ -0,0 +1,20 @@
+extends StaticBody2D
+
+onready var bullet = preload("res://Sine_Trajectory/Sine_Env.tscn")
+
+var velocity = Vector2(1, 0)
+var shooting_speed = 200
+
+
+
+func shoot():
+	var b = bullet.instance()
+	get_parent().get_parent().get_parent().add_child(b)
+	b.global_position = $Position2D.global_position
+	b.global_rotation = $Position2D.global_rotation
+	pass
+	
+
+func _process(delta):
+	if Input.is_action_just_pressed("shoot"):
+		shoot()

Pavels/bullet_trajectory/script/Sine/Sine_Bullet.gd

@@ -0,0 +1,25 @@
+extends Area2D
+
+export var speed = 100
+var velocity = Vector2()
+
+var time = 0
+export var amplitude = 4
+export var frequency = 5
+var gravitile = 5
+
+
+func follow_sine_trajectory():
+	velocity.y = amplitude * cos(time * frequency)
+	velocity.x = 5
+
+func _process(delta):
+	follow_sine_trajectory()
+	time += delta
+	position += velocity * speed * delta
+
+
+func _on_Bullet_body_entered(body):
+	if body.is_in_group("mobs"):
+		body.queue_free()
+	queue_free()

Pavels/bullet_trajectory/script/Sine/Sine_Env.gd

@@ -0,0 +1,9 @@
+extends Node2D
+
+var time = 0
+
+
+func _process(delta):
+	time += delta
+	if time > 17:
+		queue_free()