✎ tutorial:umaipixel-2dplatformer [HackerSpace-Wiki]

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====== Godot 3 - Platformer Tutorial (UmaiPixel) ======
===== Getting started =====
{{youtube>MMsMtPVUtUE?}}
   * Projekt erstellen{{ :tutorial:schnappschuss_070323_051912_pm.jpg?200|}}
   * Einstellungen (Project Settings)
      * Rendering | 2D | Use GPU Pixel Snap = on
      * Display | Window | Size (16:9) z.B. 320 x 180
      * Test Width & Height = 1280 x 720 (vier mal Originalgröße)
      * Stretch Mode = 2d
      * Aspect = keep
   * erste Szene erstellen
      * Hauptszene erstellen (Node2D) und speichern
   * Playerszene erstellen
      * KinematicBody2D
      * Sprite\\ Sprite Reimport mit Preset 2D Pixel\\ Sprite Einstellungen für CharacterMap
      * CollisionsShape2D
      * Group Selected Nodes\\ {{ :tutorial:schnappschuss_070423_075207_am.jpg?400 |}}
==== First Script ====
Version 1.0
<codedoc code:c++>
extends KinematicBody2D

var velocity = Vector2()
 
func _physics_process(delta):
	if Input.is_action_pressed("ui_right"):
		velocity.x = 30
		
	move_and_slide(velocity)
</codedoc> 
Version 1.1
<codedoc code:c++>
extends KinematicBody2D

var velocity = Vector2()
 
func _physics_process(delta):
	if Input.is_action_pressed("ui_right"):
		velocity.x = 30
	elif Input.is_action_pressed("ui_left"):
		velocity.x = -30
	else:
		velocity.x = 0
		
	move_and_slide(velocity)
</codedoc> 
Version 1.2 - links, rechts, stop
<codedoc code:c++>
extends KinematicBody2D

var velocity = Vector2()
 
func _physics_process(delta):
	if Input.is_action_pressed("ui_right"):
		velocity.x = 30
	elif Input.is_action_pressed("ui_left"):
		velocity.x = -30
	else:
		velocity.x = 0
		
	move_and_slide(velocity)
</codedoc> 
Version 1.3 - alle Richtungen
<codedoc code:c++>
extends KinematicBody2D

var velocity = Vector2()
 
func _physics_process(delta):
	if Input.is_action_pressed("ui_right"):
		velocity.x = 30
	elif Input.is_action_pressed("ui_left"):
		velocity.x = -30
	else:
		velocity.x = 0
		
	if Input.is_action_pressed("ui_up"):
		velocity.y = -30
	elif Input.is_action_pressed("ui_down"):
		velocity.y = 30
	else:
		velocity.y = 0
		
	move_and_slide(velocity)
</codedoc> 
===== Jumping and gravity =====
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Version 2.0 - Gravitation und Springen
<codedoc code:c++>
extends KinematicBody2D

const SPEED = 60
const GRAVITY = 10
const JUMP_POWER = -250
const UP_DIR = Vector2(0, -1)

var velocity = Vector2()
 
func _physics_process(delta):
	if Input.is_action_pressed("ui_right"):
		velocity.x = SPEED
	elif Input.is_action_pressed("ui_left"):
		velocity.x = -SPEED
	else:
		velocity.x = 0
		
	if Input.is_action_pressed("ui_up"):
		velocity.y = JUMP_POWER
	
	# velocity.y = velocity.y + GRAVITY
	velocity.y += GRAVITY
		
	velocity = move_and_slide(velocity, UP_DIR)
</codedoc>
Version 2.1 - jump on ground
<codedoc code:c++>
extends KinematicBody2D

const SPEED = 60
const GRAVITY = 10
const JUMP_POWER = -250
const UP_DIR = Vector2(0, -1)

var velocity = Vector2()
var on_ground = false
 
func _physics_process(delta):
	if Input.is_action_pressed("ui_right"):
		velocity.x = SPEED
	elif Input.is_action_pressed("ui_left"):
		velocity.x = -SPEED
	else:
		velocity.x = 0
		
	if Input.is_action_pressed("ui_up"):
		if on_ground == true:
			velocity.y = JUMP_POWER
			on_ground = false
	
	# velocity.y = velocity.y + GRAVITY
	velocity.y += GRAVITY
	
	if is_on_floor():
		on_ground = true
	else:
		on_ground = false
	
	velocity = move_and_slide(velocity, UP_DIR)
</codedoc>
===== Tilsets and Tilemaps =====
===== Character animation =====
===== Fireball alright! =====
===== Fireball alright and left =====

Zusammenfassung

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