Initial files

scenes/missile.tscn

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+[gd_scene load_steps=6 format=1]
+
+[ext_resource path="res://scripts/missile.gd" type="Script" id=1]
+[ext_resource path="res://sprites/cannon.png" type="Texture" id=2]
+[ext_resource path="res://colors/ramp_asteroid.tres" type="ColorRamp" id=3]
+[ext_resource path="res://samplelibrary.tres" type="SampleLibrary" id=4]
+
+[sub_resource type="CapsuleShape2D" id=1]
+
+custom_solver_bias = 0.0
+radius = 1.36986
+height = 10.1431
+
+[node name="Missile" type="KinematicBody2D"]
+
+input/pickable = false
+collision/layers = 1
+collision/mask = 1
+collision/margin = 0.08
+script/script = ExtResource( 1 )
+speed_mult = 180
+
+[node name="MissileSprite" type="Sprite" parent="."]
+
+transform/pos = Vector2( 0.0276022, 0.0552044 )
+transform/scale = Vector2( 0.1, 0.2 )
+texture = ExtResource( 2 )
+
+[node name="FlameParticles" type="Particles2D" parent="."]
+
+transform/pos = Vector2( 0, 5.52227 )
+z/z = -1
+config/amount = 64
+config/lifetime = 1.0
+config/process_mode = 1
+config/half_extents = Vector2( 0.5, 0 )
+config/local_space = false
+params/direction = 0.0
+params/spread = 20.0
+params/linear_velocity = 5.0
+params/spin_velocity = 5.0
+params/orbit_velocity = 0.0
+params/gravity_direction = 0.0
+params/gravity_strength = 0.0
+params/radial_accel = 0.0
+params/tangential_accel = 0.0
+params/damping = 0.0
+params/initial_angle = 0.0
+params/initial_size = 2.0
+params/final_size = 0.0
+params/hue_variation = 0.0
+params/anim_speed_scale = 1.0
+params/anim_initial_pos = 0.0
+randomness/direction = 1.0
+randomness/spread = 5.0
+color/color_ramp = ExtResource( 3 )
+
+[node name="CollisionArea" type="Area2D" parent="."]
+
+input/pickable = true
+shapes/0/shape = SubResource( 1 )
+shapes/0/transform = Matrix32( 1, 0, 0, 1, 0, 0 )
+shapes/0/trigger = true
+gravity_vec = Vector2( 0, 1 )
+gravity = 98.0
+linear_damp = 0.1
+angular_damp = 1.0
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="CollisionArea"]
+
+shape = SubResource( 1 )
+trigger = true
+_update_shape_index = 0
+
+[node name="Audio" type="SamplePlayer2D" parent="."]
+
+params/volume_db = 0.0
+params/pitch_scale = 1.0
+params/attenuation/min_distance = 1.0
+params/attenuation/max_distance = 2048.0
+params/attenuation/distance_exp = 1.0
+config/polyphony = 5
+config/samples = ExtResource( 4 )
+config/pitch_random = 0.0
+
+