Added spit draft of FirstPersonPlayer modifier

.gitattributes

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+* text=auto eol=lf

.gitignore

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+*/.DS_Store
+.DS_Store
+.DS_Store?
+*/thumbs.db
+thumbs.db
+.thumbs.db?
+.luxe/
+_luxe.data/
+_luxe.deploy/
+log.txt

assets/system/first_person_player.modifier.api.wren

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+
+class Modifier {
+  static id : String { "fpkit: system/first_person_player.modifier" }
+  static system(world: World) : System { World.get_system(world, Modifier.id) }
+  static get(entity: Entity) : Data { Mod.get(entity, Modifier.id) }
+  construct new(world: World) {
+    _world = world
+    _block = World.get_modifier_block(_world, Modifier.id)
+  }
+  world : World { _world }
+  attached_count : Num { Block.count(_block) }
+
+  init(world: World) : None {}
+  pre(entity: Entity, data) : None {}
+  attach(entity: Entity, data) : None {}
+  detach(entity: Entity, data) : None  {}
+  change(entity: Entity, change: ModifierChange) : None {}
+  tick(delta: Num) : None {}
+
+  internal_tick(delta: Num) : None {
+  }
+
+  editor_init(world: World) : None {}
+  editor_pre(entity: Entity, data) : None {}
+  editor_attach(entity: Entity, data) : None {}
+  editor_detach(entity: Entity, data) : None {}
+  editor_change(entity: Entity, change: ModifierChange) : None {}
+
+  editor_tick(delta: Num) : None {}
+
+  get(entity: Entity) : Data { Mod.get(entity, Modifier.id) }
+  each(fn: Fn) {
+    var count = attached_count
+    for(idx in 0 ... count) {
+      var inst = Block.get_at(_block, idx)
+      var data = Block.instance(_block, inst)
+      var entity = Block.get_handle(_block, inst, HandleTag.entity)
+      fn.call(entity, data)
+    }
+  }
+  each(start: Num, count: Num, fn: Fn) {
+    for(idx in start ... start + count) {
+      var inst = Block.get_at(_block, idx)
+      var data = Block.instance(_block, inst)
+      var entity = Block.get_handle(_block, inst, HandleTag.entity)
+      fn.call(entity, data)
+    }
+  }
+}
+
+class API {
+  static id { Modifier.id }
+  static create(entity: Entity) { Mod.create(Modifier.id, entity) }
+  static has(entity: Entity) { Mod.has(Modifier.id, entity) }
+  static destroy(entity: Entity) { Mod.destroy(Modifier.id, entity) }
+  static get(entity: Entity) : Data { Mod.get(entity, Modifier.id) }
+  static system_in(world: World) : System { World.get_system(world, Modifier.id) }
+  static system(entity: Entity) : System { World.get_system(Entity.get_world(entity), Modifier.id) }
+  static count(world: World) : Num { system_in(world).attached_count }
+  static each(world: World, fn: Fn) : System { system_in(world).each(fn) }
+  static get : APIGet { APIGetter }
+  static set : APISet { APISetter }
+  static connect : APIWireConnect { APIWireConnects }
+  static send : APIWireSend { APIWireSends }
+}
+
+class Fields {
+}
+
+import "luxe: world/states" for AState, States, Op
+#doc="The base class for a state, and our API for accessing it"
+class State is AState {
+  construct create(in_name: String, in_parent: State) { super(in_name, in_parent) }
+  goto_on(entity: Entity, state: State, wire: Num) {  this.goto_on(entity, state, This, wire) }
+}
+
+class APIWireSend {
+  construct new() {}
+}
+
+class APIWireConnect {
+  construct new() {}
+}
+
+class APIGet {
+  construct new() {}
+}
+
+class APISet {
+  construct new() {}
+}
+
+var APIGetter = APIGet.new()
+var APISetter = APISet.new()
+var APIWireSends = APIWireSend.new()
+var APIWireConnects = APIWireConnect.new()
+
+import "fpkit: system/first_person_player.modifier" for Data, System
+import "luxe: world/world" for World, Wire
+import "luxe: world" for Entity
+import "luxe: world/modifier" for Modifier as Mod, ModifierChange
+import "luxe: blocks" for Block
+import "luxe: io" for HandleTag
+
+

assets/system/first_person_player.modifier.api.wren.meta.lx

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+tags = []
+uuid = "a6edbb1f-6920-484a-9f7f-82485d7054f9"

assets/system/first_person_player.modifier.wren

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+import "fpkit: system/first_person_player.modifier.api" for API, Modifier, APIGet, APISet, Wire, Fields, State, Op
+import "luxe: io" for IO
+import "luxe: assets" for Strings
+import "luxe: world" for Entity, World, Transform
+import "luxe.project/asset" for Asset
+import "luxe: math" for Math
+import "luxe: system/physics/physics3D.modifier" for Phyiscs3D
+import "luxe: system/physics/character3D.modifier" for Character3D
+
+#block = data
+class Data {
+	var camera: Link
+
+	var acceleration: Num = 0.6
+	var decelleration: Num = 0.6
+	var ground_check_dist: Num = 0.15
+
+	var jump_impulse: Num = 2.25
+	var jump_force: Num = 1.0
+	var jump_force_falloff: Num = 0.3
+
+	#hidden
+	var is_grounded: Bool = false
+
+	#hidden
+	var target_input: Float3 = [0, 0, 0]
+}
+
+#api
+#display = "First-Person Player"
+#desc = "**A new modifier**. You should update this description" 
+#icon = "luxe: image/modifier/modifier.svg"
+class FirstPersonPlayer is API {
+	//add public facing API here
+}
+
+#system
+#phase(on, tick)
+class System is Modifier {
+
+	//required atm
+	construct new(world: World) { super(world) }
+
+	init(world: World) {
+		_world = world
+		Log.print("init `%(This)` in world `%(world)`")
+		Physics3D.create_in(world)
+	}
+
+	#hidden
+	attach(entity: Entity, data: Data) {
+		Log.print("attached to `%(Strings.get(Entity.get_name(entity)))` `%(entity)` - `%(This)`")
+
+		if (data.camera == null) {
+			data.camera = Entity.get_named(world, "app.camera")
+		}
+	}
+
+	#hidden
+	tick(delta: Num) {
+		var fore = Input.event_active("up", "game") ? -1 : 0
+		var back = Input.event_active("down", "game") ? 1 : 0
+		var left = Input.event_active("left", "game") ? -1 : 0
+		var right = Input.event_active("right", "game") ? 1 : 0
+
+		each {|entity: Entity, data: Data|
+			if (data.camera == null) return
+			if (!Character3D.has(entity)) return
+
+			target_input = Transform.local_vector_to_world(data.camera, right + left, 0, fore + back)
+			target_input.y = 0
+			Math.normalize(target_input)
+			target_input.y = Input.event_began("jump", "game") && data.is_grounded ? data.jump_impulse : 0
+
+			Character3D.set.input(entity, input)
+		}
+	}
+
+	check_if_grounded(player: Entity, data: Data): Bool {
+		var half_height: Num = Character3D.get.height(player) * 0.5
+		var padding: Num = Character3D.get.character_padding(player)
+		var dist = half_height + padding + data.ground_check_dist
+
+		var result = Physics3D.cast_ray_closest(_world, Transform.get_pos_world(player), [0,-1,0], dist)
+
+		return result != null
+	}
+}

assets/system/first_person_player.modifier.wren.meta.lx

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+tags = []
+uuid = "ca5d1912-99bd-483c-8bc2-f76151287ffb"

assets/system/firstpersonplayer.modifier.wren.meta.lx

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+tags = []
+uuid = "d23d2a2e-e607-495b-81c6-a0413bbc9ca8"

assets/system/folder.meta.lx

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+tags = []
+uuid = "42ef825b-1c30-4b91-b9fc-a4f2796c3241"

module.lx

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+description = "Provides a first-person controller ready to rock."
+name = "fpkit"
+owner = "Brody Brooks
+version = "0.0.1"