events:getting_started_with_godot_in_3d
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events:getting_started_with_godot_in_3d [2020/03/30 18:41] admin |
events:getting_started_with_godot_in_3d [2020/03/31 18:04] (current) admin |
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| + | ====== Getting Started with Godot in 3D ====== | ||
| ==== Notes for everyone ===== | ==== Notes for everyone ===== | ||
| * Create 3D spatial node, called World | * Create 3D spatial node, called World | ||
| Line 12: | Line 12: | ||
| * Add new child now to World, MeshInstance, CubeMesh | * Add new child now to World, MeshInstance, CubeMesh | ||
| * drag below player, then scale to a floor size (20x20 or whatever) | * drag below player, then scale to a floor size (20x20 or whatever) | ||
| - | * Click, Mesh, create convex static body | + | * Click, Mesh, create Trimesh static body |
| * Save Player as Scene | * Save Player as Scene | ||
| * Enter Player scene | * Enter Player scene | ||
| Line 20: | Line 20: | ||
| * Right Click player, attach script, default, template empty | * Right Click player, attach script, default, template empty | ||
| <code python> | <code python> | ||
| + | extends KinematicBody | ||
| + | |||
| export var speed = 10 | export var speed = 10 | ||
| export var acceleration = 5 | export var acceleration = 5 | ||
| export var gravity = 0.98 | export var gravity = 0.98 | ||
| export var jump_power = 30 | export var jump_power = 30 | ||
| + | |||
| + | onready var head = $Head | ||
| + | onready var camera = $Head/Camera | ||
| + | |||
| + | var velocity = Vector3() | ||
| + | |||
| + | func _physics_process(delta): | ||
| + | |||
| + | var head_basis = head.get_global_transform().basis | ||
| + | |||
| + | var direction = Vector3() | ||
| + | if Input.is_action_pressed("move_forward"): | ||
| + | direction -= head_basis.z | ||
| + | elif Input.is_action_pressed("move_backward"): | ||
| + | direction += head_basis.z | ||
| + | |||
| + | if Input.is_action_pressed("move_left"): | ||
| + | direction -= head_basis.x | ||
| + | elif Input.is_action_pressed("move_right"): | ||
| + | direction += head_basis.x | ||
| + | |||
| + | direction = direction.normalized() | ||
| + | velocity = velocity.linear_interpolate(direction * speed, acceleration * delta) | ||
| + | |||
| + | velocity = move_and_slide(velocity) | ||
| + | |||
| </code> | </code> | ||
| + | * Test the above code out, now lets add some camera/head controls | ||
| + | <code python> | ||
| + | extends KinematicBody | ||
| + | |||
| + | export var speed = 10 | ||
| + | export var acceleration = 5 | ||
| + | export var gravity = 0.98 | ||
| + | export var jump_power = 30 | ||
| + | export var mouse_sensitivity = 0.3 | ||
| + | |||
| + | onready var head = $Head | ||
| + | onready var camera = $Head/Camera | ||
| + | |||
| + | var velocity = Vector3() | ||
| + | var camera_x_rotation = 0 | ||
| + | |||
| + | func _input(event): | ||
| + | if event is InputEventMouseMotion: | ||
| + | head.rotate_y(deg2rad(-event.relative.x * mouse_sensitivity)) | ||
| + | var x_delta = event.relative.y * mouse_sensitivity | ||
| + | if camera_x_rotation + x_delta > -90 and camera_x_rotation + x_delta < 90: | ||
| + | camera.rotate_x(deg2rad(-x_delta)) | ||
| + | camera_x_rotation += x_delta | ||
| + | |||
| + | func _physics_process(delta): | ||
| + | |||
| + | var head_basis = head.get_global_transform().basis | ||
| + | |||
| + | var direction = Vector3() | ||
| + | if Input.is_action_pressed("move_forward"): | ||
| + | direction -= head_basis.z | ||
| + | elif Input.is_action_pressed("move_backward"): | ||
| + | direction += head_basis.z | ||
| + | |||
| + | if Input.is_action_pressed("move_left"): | ||
| + | direction -= head_basis.x | ||
| + | elif Input.is_action_pressed("move_right"): | ||
| + | direction += head_basis.x | ||
| + | |||
| + | direction = direction.normalized() | ||
| + | velocity = velocity.linear_interpolate(direction * speed, acceleration * delta) | ||
| + | |||
| + | velocity = move_and_slide(velocity) | ||
| + | |||
| + | </code> | ||
| + | * Add gravity. Oops. | ||
| + | <code python> | ||
| + | velocity.y += gravity | ||
| + | </code> | ||
| + | * Add jumping | ||
| + | <code python> | ||
| + | if Input.is_action_just_pressed("jump"): | ||
| + | velocity.y += jump_power | ||
| + | </code> | ||
| + | * Define the floor to fix jumping | ||
| + | <code python> | ||
| + | if Input.is_action_just_pressed("jump") and is_on_floor(): | ||
| + | velocity.y += jump_power | ||
| + | |||
| + | velocity = move_and_slide(velocity, Vector3.UP) | ||
| + | </code> | ||
| + | * Lock the mouse to the window | ||
| + | <code python> | ||
| + | func _ready(): | ||
| + | Input.set_mouse_mode(Input.MOUSE_MODE_CAPTURED) | ||
| + | |||
| + | func _process(delta): | ||
| + | if Input.is_action_just_pressed("ui_cancel"): | ||
| + | Input.set_mouse_mode(Input.MOUSE_MODE_VISIBLE) | ||
| + | </code> | ||
| + | |||
| + | * I think that's as far as we'll get in the first session, I'll make a start on [[Getting started with Godot in 3D Part 2|part two]] though. | ||
| ==== Notes for me ===== | ==== Notes for me ===== | ||
| Line 39: | Line 139: | ||
| * F to focus on object, O to focus on origin | * F to focus on object, O to focus on origin | ||
| * right mouse, WASD | * right mouse, WASD | ||
| + | * Ctrl + Left click for inline help | ||
| + | |||
| + | ==== Further reading/viewing ==== | ||
| + | * This tutorial is based on [[https://www.youtube.com/channel/UCdU9e4eNsJif0rBrBiYRb5g|Code with Tom's]] Youtube series [[https://www.youtube.com/watch?v=UV-bhtb3734|Make and FPS in Godot]]. Part two is [[https://www.youtube.com/watch?v=Y_2oiLjOx54|here]]. | ||
| + | * [[https://www.youtube.com/watch?v=49awsu1VJbo|Building 3D levels]] | ||
events/getting_started_with_godot_in_3d.1585590119.txt.gz ยท Last modified: 2020/03/30 18:41 by admin
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