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fix Dodge the Creeps

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This commit is contained in:
Ivan Shakhov
2020-10-06 11:28:27 +02:00
parent 4d205325ad
commit dd11042d95
15 changed files with 97 additions and 116 deletions
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11
.editorconfig Normal file
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@@ -0,0 +1,11 @@
# Top-most EditorConfig file.
root = true
# Unix-style newlines with a newline ending every file.
[*.cs]
insert_final_newline = true
csharp_space_after_cast = false
indent_size = 4
[*.csproj]
indent_size = 2

31
2d/dodge_the_creeps/Main.gd
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@@ -1,6 +1,6 @@
extends Node
export(PackedScene) var Mob
export(PackedScene) var _mob_scene
var score
func _ready():
@@ -16,6 +16,7 @@ func game_over():
func new_game():
get_tree().call_group("mobs", "queue_free")
score = 0
$Player.start($StartPosition.position)
$StartTimer.start()
@@ -25,16 +26,26 @@ func new_game():
func _on_MobTimer_timeout():
$MobPath/MobSpawnLocation.offset = randi()
var mob = Mob.instance()
add_child(mob)
var direction = $MobPath/MobSpawnLocation.rotation + TAU / 4
mob.position = $MobPath/MobSpawnLocation.position
# Choose a random location on Path2D.
var mob_spawn_location = get_node("MobPath/MobSpawnLocation");
mob_spawn_location.offset = randi()
# Create a Mob instance and add it to the scene.
var mob_instance = _mob_scene.instance()
add_child(mob_instance)
# Set the mob's direction perpendicular to the path direction.
var direction = mob_spawn_location.rotation + TAU / 4
# Set the mob's position to a random location.
mob_instance.position = mob_spawn_location.position
# Add some randomness to the direction.
direction += rand_range(-TAU / 8, TAU / 8)
mob.rotation = direction
mob.linear_velocity = Vector2(rand_range(mob.min_speed, mob.max_speed), 0).rotated(direction)
# warning-ignore:return_value_discarded
$HUD.connect("start_game", mob, "_on_start_game")
mob_instance.rotation = direction
# Choose the velocity.
mob_instance.linear_velocity = Vector2(rand_range(mob_instance.min_speed, mob_instance.max_speed), 0).rotated(direction)
func _on_ScoreTimer_timeout():

2
2d/dodge_the_creeps/Main.tscn
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@@ -14,7 +14,7 @@ _data = {
[node name="Main" type="Node"]
script = ExtResource( 1 )
Mob = ExtResource( 2 )
_mob_scene = ExtResource( 2 )
[node name="ColorRect" type="ColorRect" parent="."]
anchor_right = 1.0

3
2d/dodge_the_creeps/Mob.gd
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@@ -3,9 +3,10 @@ extends RigidBody2D
#warning-ignore-all:unused_class_variable
export var min_speed = 150
export var max_speed = 250
var mob_types = ["walk", "swim", "fly"]
func _ready():
$AnimatedSprite.playing = true
var mob_types = $AnimatedSprite.frames.get_animation_names()
$AnimatedSprite.animation = mob_types[randi() % mob_types.size()]

16
2d/dodge_the_creeps/Mob.tscn
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@@ -10,11 +10,6 @@
[sub_resource type="SpriteFrames" id=1]
animations = [ {
"frames": [ ExtResource( 2 ), ExtResource( 3 ) ],
"loop": true,
"name": "fly",
"speed": 3.0
}, {
"frames": [ ExtResource( 4 ), ExtResource( 5 ) ],
"loop": true,
"name": "walk",
@@ -24,13 +19,20 @@ animations = [ {
"loop": true,
"name": "swim",
"speed": 4.0
}, {
"frames": [ ExtResource( 2 ), ExtResource( 3 ) ],
"loop": true,
"name": "fly",
"speed": 3.0
} ]
[sub_resource type="CapsuleShape2D" id=2]
radius = 35.2706
height = 23.3281
[node name="Mob" type="RigidBody2D"]
[node name="Mob" type="RigidBody2D" groups=[
"mobs",
]]
collision_mask = 0
gravity_scale = 0.0
script = ExtResource( 1 )
@@ -42,8 +44,6 @@ __meta__ = {
scale = Vector2( 0.75, 0.75 )
frames = SubResource( 1 )
animation = "walk"
frame = 1
playing = true
[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
rotation = 1.5708

23
2d/dodge_the_creeps/Player.gd
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@@ -2,27 +2,30 @@ extends Area2D
signal hit
export var speed = 400
var screen_size
# These only need to be accessed in this script, so we can make them private.
# Private variables in GDScript have their name starting with an underscore.
export var _speed = 400 # How fast the player will move (pixels/sec).
var _screen_size # Size of the game window.
func _ready():
screen_size = get_viewport_rect().size
_screen_size = get_viewport_rect().size
hide()
func _process(delta):
var velocity = Vector2()
var velocity = Vector2() # The player's movement vector.
velocity.x = Input.get_action_strength("move_right") - Input.get_action_strength("move_left")
velocity.y = Input.get_action_strength("move_down") - Input.get_action_strength("move_up")
if velocity.length() > 0:
velocity = velocity.normalized() * speed
velocity = velocity.normalized() * _speed
$AnimatedSprite.play()
else:
$AnimatedSprite.stop()
position += velocity * delta
position.x = clamp(position.x, 0, screen_size.x)
position.y = clamp(position.y, 0, screen_size.y)
position.x = clamp(position.x, 0, _screen_size.x)
position.y = clamp(position.y, 0, _screen_size.y)
if velocity.x != 0:
$AnimatedSprite.animation = "right"
@@ -36,10 +39,12 @@ func _process(delta):
func start(pos):
position = pos
show()
$CollisionShape2D.disabled = false
# Must be deferred as we can't change physics properties on a physics callback.
$CollisionShape2D.set_deferred("disabled", false)
func _on_Player_body_entered(_body):
hide()
hide() # Player disappears after being hit.
emit_signal("hit")
# Must be deferred as we can't change physics properties on a physics callback.
$CollisionShape2D.set_deferred("disabled", true)

25
mono/dodge_the_creeps/Dodge the Creeps with C#.csproj
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@@ -1,26 +1,5 @@
<Project Sdk="Godot.NET.Sdk/3.2.3">
<Project Sdk="Godot.NET.Sdk/3.2.3">
<PropertyGroup>
<ProjectGuid>{75CB0382-CCCC-4A4D-ABF0-C6CD04D9F832}</ProjectGuid>
<OutputType>Library</OutputType>
<RootNamespace>DodgetheCreepswithC</RootNamespace>
<AssemblyName>Dodge the Creeps with C#</AssemblyName>
<GodotProjectGeneratorVersion>1.0.7374.16792</GodotProjectGeneratorVersion>
<TargetFramework>net472</TargetFramework>
<!--The following properties were overriden during migration to prevent errors.
Enabling them may require other manual changes to the project and its files.-->
<EnableDefaultCompileItems>false</EnableDefaultCompileItems>
<GenerateAssemblyInfo>false</GenerateAssemblyInfo>
<Deterministic>false</Deterministic>
<TargetFramework>netstandard2.1</TargetFramework>
</PropertyGroup>
<ItemGroup>
<Reference Include="System" />
</ItemGroup>
<ItemGroup>
<Compile Include="HUD.cs" />
<Compile Include="Main.cs" />
<Compile Include="Mob.cs" />
<Compile Include="Player.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
</ItemGroup>
<ItemGroup />
</Project>

5
mono/dodge_the_creeps/HUD.cs
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@@ -1,5 +1,4 @@
using Godot;
using System;
public class HUD : CanvasLayer
{
@@ -15,7 +14,7 @@ public class HUD : CanvasLayer
GetNode<Timer>("MessageTimer").Start();
}
async public void ShowGameOver()
public async void ShowGameOver()
{
ShowMessage("Game Over");
@@ -37,7 +36,7 @@ public class HUD : CanvasLayer
public void OnStartButtonPressed()
{
GetNode<Button>("StartButton").Hide();
EmitSignal("StartGame");
EmitSignal(nameof(StartGame));
}
public void OnMessageTimerTimeout()

33
mono/dodge_the_creeps/Main.cs
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@@ -1,20 +1,18 @@
using Godot;
using System;
public class Main : Node
{
#pragma warning disable 649
// We assign this in the editor, so we don't need the warning about not being assigned.
[Export]
public PackedScene mob;
private PackedScene _mobScene;
#pragma warning restore 649
private int _score;
// We use 'System.Random' as an alternative to GDScript's random methods.
private Random _random = new Random();
// We'll use this later because C# doesn't support GDScript's randi().
private float RandRange(float min, float max)
public override void _Ready()
{
return (float)_random.NextDouble() * (max - min) + min;
GD.Randomize();
}
public void GameOver()
@@ -30,6 +28,9 @@ public class Main : Node
public void NewGame()
{
// Note that for calling Godot-provided methods with strings,
// we have to use the original Godot snake_case name.
GetTree().CallGroup("mobs", "queue_free");
_score = 0;
var player = GetNode<Player>("Player");
@@ -60,16 +61,16 @@ public class Main : Node
public void OnMobTimerTimeout()
{
// Note: Normally it is best to use explicit types rather than the var keyword.
// However, var is acceptable to use here because the types are obviously
// PathFollow2D and RigidBody2D, since they appear later on the line.
// Note: Normally it is best to use explicit types rather than the `var`
// keyword. However, var is acceptable to use here because the types are
// obviously PathFollow2D and Mob, since they appear later on the line.
// Choose a random location on Path2D.
var mobSpawnLocation = GetNode<PathFollow2D>("MobPath/MobSpawnLocation");
mobSpawnLocation.SetOffset(_random.Next());
mobSpawnLocation.Offset = GD.Randi();
// Create a Mob instance and add it to the scene.
var mobInstance = (RigidBody2D)mob.Instance();
var mobInstance = (Mob)_mobScene.Instance();
AddChild(mobInstance);
// Set the mob's direction perpendicular to the path direction.
@@ -79,12 +80,10 @@ public class Main : Node
mobInstance.Position = mobSpawnLocation.Position;
// Add some randomness to the direction.
direction += RandRange(-Mathf.Tau / 8, Mathf.Tau / 8);
direction += (float)GD.RandRange(-Mathf.Tau / 8, Mathf.Tau / 8);
mobInstance.Rotation = direction;
// Choose the velocity.
mobInstance.SetLinearVelocity(new Vector2(RandRange(150f, 250f), 0).Rotated(direction));
GetNode("HUD").Connect("StartGame", mobInstance, "OnStartGame");
mobInstance.LinearVelocity = new Vector2((float)GD.RandRange(mobInstance.minSpeed, mobInstance.maxSpeed), 0).Rotated(direction);
}
}

2
mono/dodge_the_creeps/Main.tscn
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@@ -14,7 +14,7 @@ _data = {
[node name="Main" type="Node"]
script = ExtResource( 1 )
mob = ExtResource( 2 )
_mobScene = ExtResource( 2 )
[node name="ColorRect" type="ColorRect" parent="."]
anchor_right = 1.0

14
mono/dodge_the_creeps/Mob.cs
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@@ -4,19 +4,17 @@ using System;
public class Mob : RigidBody2D
{
[Export]
public int minSpeed; // Minimum speed range.
public int minSpeed;
[Export]
public int maxSpeed; // Maximum speed range.
private String[] _mobTypes = { "walk", "swim", "fly" };
// C# doesn't have GDScript's random methods, so we use System.Random insetad.
private static Random _random = new Random();
public int maxSpeed;
public override void _Ready()
{
GetNode<AnimatedSprite>("AnimatedSprite").Animation = _mobTypes[_random.Next(0, _mobTypes.Length)];
var animSprite = GetNode<AnimatedSprite>("AnimatedSprite");
animSprite.Playing = true;
string[] mobTypes = animSprite.Frames.GetAnimationNames();
animSprite.Animation = mobTypes[GD.Randi() % mobTypes.Length];
}
public void OnVisibilityScreenExited()

6
mono/dodge_the_creeps/Mob.tscn
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@@ -30,7 +30,9 @@ animations = [ {
radius = 35.8898
height = 29.3103
[node name="Mob" type="RigidBody2D"]
[node name="Mob" type="RigidBody2D" groups=[
"mobs",
]]
collision_mask = 0
gravity_scale = 0.0
script = ExtResource( 1 )
@@ -44,8 +46,6 @@ maxSpeed = 250
scale = Vector2( 0.75, 0.75 )
frames = SubResource( 1 )
animation = "walk"
frame = 1
playing = true
[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
rotation = 1.5708

15
mono/dodge_the_creeps/Player.cs
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@@ -5,14 +5,17 @@ public class Player : Area2D
[Signal]
public delegate void Hit();
// These only need to be accessed in this script, so we can make them private.
// Private variables in C# in Godot have their name starting with an
// underscore and also have the "private" keyword instead of "public".
[Export]
public int speed; // How fast the player will move (pixels/sec).
private int _speed = 400; // How fast the player will move (pixels/sec).
private Vector2 _screenSize; // Size of the game window.
public override void _Ready()
{
_screenSize = GetViewport().GetSize();
_screenSize = GetViewportRect().Size;
Hide();
}
@@ -26,7 +29,7 @@ public class Player : Area2D
if (velocity.Length() > 0)
{
velocity = velocity.Normalized() * speed;
velocity = velocity.Normalized() * _speed;
animatedSprite.Play();
}
else
@@ -59,14 +62,14 @@ public class Player : Area2D
Position = pos;
Show();
// Must be deferred as we can't change physics properties on a physics callback.
GetNode<CollisionShape2D>("CollisionShape2D").SetDeferred("Disabled", false);
GetNode<CollisionShape2D>("CollisionShape2D").SetDeferred("disabled", false);
}
public void OnPlayerBodyEntered(PhysicsBody2D body)
{
Hide(); // Player disappears after being hit.
EmitSignal("Hit");
EmitSignal(nameof(Hit));
// Must be deferred as we can't change physics properties on a physics callback.
GetNode<CollisionShape2D>("CollisionShape2D").SetDeferred("Disabled", true);
GetNode<CollisionShape2D>("CollisionShape2D").SetDeferred("disabled", true);
}
}

2
mono/dodge_the_creeps/Player.tscn
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@@ -51,7 +51,7 @@ script = ExtResource( 1 )
__meta__ = {
"_edit_group_": true
}
speed = 400
_speed = 400
[node name="AnimatedSprite" type="AnimatedSprite" parent="."]
scale = Vector2( 0.5, 0.5 )

25
mono/dodge_the_creeps/Properties/AssemblyInfo.cs
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@@ -1,25 +0,0 @@
using System.Reflection;
// Information about this assembly is defined by the following attributes.
// Change them to the values specific to your project.
[assembly: AssemblyTitle("Dodge the Creeps with C#")]
[assembly: AssemblyDescription("")]
[assembly: AssemblyConfiguration("")]
[assembly: AssemblyCompany("")]
[assembly: AssemblyProduct("")]
[assembly: AssemblyCopyright("")]
[assembly: AssemblyTrademark("")]
[assembly: AssemblyCulture("")]
// The assembly version has the format "{Major}.{Minor}.{Build}.{Revision}".
// The form "{Major}.{Minor}.*" will automatically update the build and revision,
// and "{Major}.{Minor}.{Build}.*" will update just the revision.
[assembly: AssemblyVersion("1.0.*")]
// The following attributes are used to specify the signing key for the assembly,
// if desired. See the Mono documentation for more information about signing.
//[assembly: AssemblyDelaySign(false)]
//[assembly: AssemblyKeyFile("")]