Ice, Flow, nowhere to go.

assets/Tiles/Assets/Demo TileSet.tres

@@ -1,4 +1,4 @@
-[gd_resource type="TileSet" load_steps=13 format=2]
+[gd_resource type="TileSet" load_steps=15 format=2]
 
 [ext_resource path="res://assets/Tiles/Assets/Assets.png" type="Texture" id=1]
 
@@ -35,6 +35,12 @@ points = PoolVector2Array( 0, 0, 16, 0, 16, 16, 0, 16 )
 [sub_resource type="ConvexPolygonShape2D" id=12]
 points = PoolVector2Array( 0, 0, 16, 0, 16, 16, 0, 16 )
 
+[sub_resource type="ConvexPolygonShape2D" id=13]
+points = PoolVector2Array( 0, 0, 16, 0, 16, 16, 0, 16 )
+
+[sub_resource type="ConvexPolygonShape2D" id=14]
+points = PoolVector2Array( 0, 0, 16, 0, 16, 16, 0, 16 )
+
 [resource]
 0/name = "Assets.png 0"
 0/texture = ExtResource( 1 )
@@ -122,5 +128,17 @@ points = PoolVector2Array( 0, 0, 16, 0, 16, 16, 0, 16 )
 "one_way_margin": 1.0,
 "shape": SubResource( 12 ),
 "shape_transform": Transform2D( 1, 0, 0, 1, 0, 0 )
+}, {
+"autotile_coord": Vector2( 8, 2 ),
+"one_way": false,
+"one_way_margin": 1.0,
+"shape": SubResource( 13 ),
+"shape_transform": Transform2D( 1, 0, 0, 1, 0, 0 )
+}, {
+"autotile_coord": Vector2( 9, 2 ),
+"one_way": false,
+"one_way_margin": 1.0,
+"shape": SubResource( 14 ),
+"shape_transform": Transform2D( 1, 0, 0, 1, 0, 0 )
 } ]
 0/z_index = 0

project.godot

@@ -49,6 +49,11 @@ _global_script_classes=[ {
 "language": "GDScript",
 "path": "res://src/state_modifier_properties.gd"
 }, {
+"base": "Node2D",
+"class": "Modifier_Receiver",
+"language": "GDScript",
+"path": "res://src/components/Modifier_Receiver.gd"
+}, {
 "base": "Node",
 "class": "MovementComponent",
 "language": "GDScript",
@@ -93,6 +98,7 @@ _global_script_class_icons={
 "Interactable_Receiver": "",
 "Level": "",
 "ModifierProperties": "",
+"Modifier_Receiver": "",
 "MovementComponent": "",
 "State": "",
 "StateAnimatedActor": "",

src/components/Modifier_Component.gd

@@ -0,0 +1,48 @@
+extends Area2D
+
+
+var modifier_type = 0
+
+export var modifier_name :String = ''
+var animation_name: String = '' # Not using this one
+var timeout_seconds: float = 0.0 # Not doing timeout based ones yet either.
+
+export var move_speed: float = 0.0
+export var move_acceleration: float = 0.0
+export var move_speed_modifier: float = 0.0
+export var move_modifier_move_acceleration: float = 0.0
+export var jerk_factor: float = 0
+
+export var gravity_modifier: int = 0
+
+#var state_timeout: Timer
+
+# Declare member variables here. Examples:
+# var a = 2
+# var b = "text"
+
+var modifier :StateModifier
+#var modifier_properties: ModifierProperties
+
+
+# Called when the node enters the scene tree for the first time.
+func _ready():
+	modifier = StateModifier.new()
+	modifier.ready( modifier_name, animation_name , modifier.TYPE.NONE, timeout_seconds)
+	modifier.modifier_properties = ModifierProperties.new( move_speed,
+										gravity_modifier, 
+										move_acceleration,
+										move_speed_modifier,
+										move_modifier_move_acceleration,
+										jerk_factor)
+
+func _on_Modifier_Component_body_entered(body):
+	var colliding_node = body
+	if colliding_node.has_node("Modifier_Receiver"):
+		colliding_node.get_node("Modifier_Receiver").register_modifier(modifier)
+
+
+func _on_Modifier_Component_body_exited(body):
+	var colliding_node = body
+	if colliding_node.has_node("Modifier_Receiver"):
+		colliding_node.get_node("Modifier_Receiver").remove_modifier(modifier)

src/components/Modifier_Component.tscn

@@ -0,0 +1,9 @@
+[gd_scene load_steps=2 format=2]
+
+[ext_resource path="res://src/components/Modifier_Component.gd" type="Script" id=1]
+
+[node name="Modifier_Component" type="Area2D"]
+script = ExtResource( 1 )
+
+[connection signal="body_entered" from="." to="." method="_on_Modifier_Component_body_entered"]
+[connection signal="body_exited" from="." to="." method="_on_Modifier_Component_body_exited"]

src/components/Modifier_Receiver.gd

@@ -0,0 +1,53 @@
+class_name Modifier_Receiver
+extends Node2D
+
+# This may be stupid but we're going to have two kinds of callbacks here. 
+# It's going to be up to the parent/actor/kinematicbody2d/whatever to know
+# what conditions have to be met before being able to call that interactible's
+# function. 
+# This is a nice and generic interface that I might be able to use for 
+# things like opening doors in a level, opening chests/flipping switches etc.
+
+# This node can keep an array of various interactibles within a level
+# and provide several helper functions for managing them perhaps.
+
+export(String) var modifier_parent_callback = ""
+export var debug_receiver :bool = false
+
+var call_function: FuncRef
+
+#var interactable_function_callables = []
+
+var modifier_collection = []
+
+# Declare member variables here. Examples:
+# var a = 2
+# var b = "text"
+
+##NOTE:
+## Call function should be implemented as two parameters, one expecting a modifier
+## and the other expecting a boolean as to whether its being added
+
+# Called when the node enters the scene tree for the first time.
+func _ready():
+	if modifier_parent_callback:
+		call_function = funcref(owner, modifier_parent_callback)
+	else:
+		print("Warning: No modifier receiver function defined on ", owner.name)
+
+# Switching to a new model that starts with Hitbox 
+func register_modifier(modifier: StateModifier):
+	if modifier_collection.has(modifier) == false:
+		print("New Modifier Registered  " + modifier.name)
+		modifier_collection.append(modifier)
+	if call_function.is_valid():
+		call_function.call_func(modifier, true)
+
+func remove_modifier(modifier):
+	print("Modifier Removal  " + modifier.name)
+	if modifier_collection.has(modifier):
+		var modifier_index = modifier_collection.rfind(modifier)
+		if modifier_index != -1:
+			modifier_collection.remove(modifier_index)
+	if call_function.is_valid():
+		call_function.call_func(modifier, false)

src/components/Modifier_Receiver.tscn

@@ -0,0 +1,6 @@
+[gd_scene load_steps=2 format=2]
+
+[ext_resource path="res://src/components/Modifier_Receiver.gd" type="Script" id=1]
+
+[node name="Modifier_Receiver" type="Node2D"]
+script = ExtResource( 1 )

src/playerD/Player.gd

@@ -27,6 +27,17 @@ func hit_Receiver(damage):
 	yield( get_tree().create_timer(2 + $movement_state_machine/hurt.timeout_seconds), "timeout")
 	$Hurtbox_Component.set_hurtbox(true)
 
+func receive_modifier(incomming_modifier :StateModifier, is_adding_modifier_operation: bool):
+	#var mod :StateModifier 
+	if is_adding_modifier_operation:
+		print("Player Received modifier:", incomming_modifier.name)
+		if movement_state_machine.current_state is StateAnimatedActor:
+			movement_state_machine.current_state.physics_modifier = incomming_modifier
+	else:
+		print("Player Removed  modifier:", incomming_modifier.name)
+		if movement_state_machine.current_state is StateAnimatedActor:
+			movement_state_machine.current_state.physics_modifier = null
+
 func touch_the_thing(the_thing: Interactable) -> bool:
 	print("You see! a THING...", the_thing.name)
 	if the_thing is HealthPickup:

src/playerD/Player.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=126 format=2]
+[gd_scene load_steps=127 format=2]
 
 [ext_resource path="res://src/templates/Actor/ActorTemplate.tscn" type="PackedScene" id=1]
 [ext_resource path="res://src/playerD/movement_component.gd" type="Script" id=2]
@@ -8,6 +8,7 @@
 [ext_resource path="res://src/playerD/states/fall.gd" type="Script" id=6]
 [ext_resource path="res://src/components/Health_Component.tscn" type="PackedScene" id=7]
 [ext_resource path="res://src/playerD/states/jump.gd" type="Script" id=8]
+[ext_resource path="res://src/components/Modifier_Receiver.tscn" type="PackedScene" id=9]
 [ext_resource path="res://src/playerD/states/attack.gd" type="Script" id=10]
 [ext_resource path="res://src/playerD/states/dash.gd" type="Script" id=11]
 [ext_resource path="res://src/playerD/states/hurt.gd" type="Script" id=12]
@@ -578,14 +579,12 @@ roll_node = NodePath("../roll")
 
 [node name="fall" parent="movement_state_machine" index="1"]
 script = ExtResource( 6 )
-debug_state = true
 move_speed = 90.0
 animation_sequence = [ "jump" ]
 landing_node = NodePath("")
 
 [node name="move" parent="movement_state_machine" index="2"]
 script = ExtResource( 5 )
-debug_state = true
 move_speed = 90.0
 animation_sequence = [ "step", "run" ]
 jump_node = NodePath("../jump")
@@ -593,7 +592,6 @@ attack_node = NodePath("../attack")
 
 [node name="jump" type="Node" parent="movement_state_machine" index="3"]
 script = ExtResource( 8 )
-debug_state = true
 move_speed = 90.0
 animation_sequence = [ "jump" ]
 idle_node = NodePath("../idle")
@@ -621,9 +619,9 @@ idle_node = NodePath("../idle")
 [node name="dash" type="Node" parent="movement_state_machine" index="6"]
 script = ExtResource( 11 )
 move_speed = 90.0
-move_speed_modifier = 160.0
-move_modifier_move_acceleration = -160.0
-jerk_factor = -190.0
+move_speed_modifier = 90.0
+move_modifier_move_acceleration = -180.0
+jerk_factor = -90.0
 animation_sequence = [ "dash" ]
 fall_node = NodePath("../fall")
 idle_node = NodePath("../idle")
@@ -675,6 +673,10 @@ default_color = Color( 1, 0.607843, 0, 1 )
 script = ExtResource( 16 )
 interactable_parent_callback = "touch_the_thing"
 
+[node name="Modifier_Receiver" parent="." index="9" instance=ExtResource( 9 )]
+modifier_parent_callback = "receive_modifier"
+debug_receiver = true
+
 [connection signal="do_attack" from="movement_state_machine/attack" to="." method="_on_attack_do_attack"]
 [connection signal="frame_reached" from="movement_state_machine/roll" to="." method="_on_roll_frame_reached"]
 [connection signal="state_exited" from="movement_state_machine/roll" to="." method="_on_roll_state_exited"]

src/state_animated_actor.gd

@@ -26,6 +26,8 @@ export var jerk_factor: float = 0
 var adjusted_move_speed: float
 var jerk: float
 
+var physics_modifier :StateModifier
+
 ##TODO: Deprecate this useless fool!
 var speed_multiplier: float = 1.0
 
@@ -259,26 +261,60 @@ func process_physics(_delta: float) -> State:
 #		animation_index += 1
 
 func move_actor_as_desired(delta: float, x_direction: float = 0):
+
+	var _move_speed = move_speed
+	var _move_speed_modifier = move_speed_modifier
+	var _move_modifier_move_acceleration = move_modifier_move_acceleration
+	var _move_acceleration = move_acceleration
+	var _jerk_factor = jerk_factor
+	var _gravity = gravity
+	
+	if physics_modifier:
+		#physics_modifier.modifier_properties.jerk_factor
+		#print(physics_modifier.name)
+		#UiManager.debug_text = physics_modifier.name + str(round(adjusted_move_speed))
+		var mod_props :ModifierProperties = physics_modifier.get_modifier_properties()
+		if mod_props.move_speed != 0:
+			_move_speed = mod_props.move_speed
+		_move_speed_modifier += mod_props.move_speed_modifier
+		_move_acceleration += mod_props.move_acceleration
+		_move_modifier_move_acceleration += mod_props.move_modifier_move_acceleration
+		_jerk_factor += mod_props.jerk_factor
+#	else:
+#		UiManager.debug_text = ''
+	
 	# Assuming adjusted_move_speed is set to the mood speed modifier on state entry
 	# Move speed is the base speed plus the modifier minus the decay adjusted for time
-	jerk += jerk_factor * delta
-	adjusted_move_speed += move_modifier_move_acceleration * delta
-	var new_move_speed = move_speed + (move_acceleration * delta) + adjusted_move_speed + jerk
+	jerk += _jerk_factor * delta
+	adjusted_move_speed += _move_modifier_move_acceleration * delta
+	#Another crappy normalization hack
+	if adjusted_move_speed > _move_speed_modifier and _move_speed_modifier > 0:
+		adjusted_move_speed = _move_speed_modifier
+	elif adjusted_move_speed < _move_speed_modifier and _move_speed_modifier < 0:
+		adjusted_move_speed = _move_speed_modifier
+	if _move_speed_modifier == 0:
+		adjusted_move_speed = 0
+
+	var new_move_speed = (_move_speed + _move_speed_modifier ) + (_move_acceleration * delta) + adjusted_move_speed + jerk
+	
 	
 	# A really crappy normalization to prevent modifying past the base move speed.
-	if move_speed_modifier > 0 and new_move_speed < move_speed: # positive modifier
+	if _move_speed_modifier > 0 and new_move_speed < _move_speed: # positive modifier
 		#print("nope1")
-		new_move_speed = move_speed
-	elif move_speed_modifier < 0 and new_move_speed > move_speed: # negative modifier
+		new_move_speed = _move_speed
+		#adjusted_move_speed = 0
+	elif _move_speed_modifier < 0 and new_move_speed > _move_speed: # negative modifier
 		#print("nope2")
-		new_move_speed = move_speed
-#	else:
-#		UiManager.debug_text = str(round(adjusted_move_speed)) + "," + str(round(new_move_speed)) + "," + str(round(jerk))
-#		#print(adjusted_move_speed, ",", new_move_speed, ",", jerk)
+		new_move_speed = _move_speed
+		#adjusted_move_speed = 0
+	else:
+		if new_move_speed != move_speed:
+			UiManager.debug_text = str(round(adjusted_move_speed)) + "," + str(round(new_move_speed)) + "," + str(round(jerk))
+		#print(adjusted_move_speed, ",", new_move_speed, ",", jerk)
 
 	#print(new_move_speed, " ", adjusted_move_speed)
 
-	move_component.velocity.y += gravity * delta
+	move_component.velocity.y += _gravity * delta
 	#parent.velocity = parent.move_and_slide(parent.velocity, Vector2(0, -1))
 	#print(speed_multiplier)
 	if (x_direction != 0):

src/state_machine_animated_actor.gd

@@ -1,5 +1,7 @@
 class_name StateMachineAnimatedActor extends StateMachine
 
+#var physics_modifier : StateModifier
+
 func change_state(new_state: State) -> void:
 	if new_state.state_ready == false:
 		# Don't transition to unready state
@@ -12,6 +14,9 @@ func change_state(new_state: State) -> void:
 			if current_state.modifier: # Current state has a modifier
 				new_state.transfer_modifiers(current_state.modifier)
 				current_state.modifier = null
+			if current_state.physics_modifier: # Current state has a physics modifier
+				new_state.physics_modifier = current_state.physics_modifier
+				current_state.physics_modifier = null
 
 	current_state = new_state
 	current_state.enter()

src/state_modifier.gd

@@ -92,6 +92,7 @@ func get_modifier_properties() -> ModifierProperties:
 									modifier_properties.jerk_factor)
 
 func ready(modifier_name:String, anim_name:String = '', type = TYPE.NONE, timeout : float = 0, parent:Node = null, function_name : String = "") -> Timer:
+	name = modifier_name 
 	# If somebody forgot to specify the type
 	if anim_name != '' and type == TYPE.NONE:
 		modifier_type = TYPE.REPLACE_ANIMATION