More legs, more shambling

assets/npc/shambler/shambler.gltf.import

@@ -1833,7 +1833,7 @@ _subresources={
 "slice_99/start_frame": 0,
 "slices/amount": 0
 },
-"shamble": {
+"walk_front": {
 "save_to_file/enabled": false,
 "save_to_file/keep_custom_tracks": "",
 "save_to_file/path": "",
@@ -3632,11 +3632,11 @@ _subresources={
 "slice_99/start_frame": 0,
 "slices/amount": 0
 },
-"step_left": {
+"walk_rear": {
 "save_to_file/enabled": false,
 "save_to_file/keep_custom_tracks": "",
 "save_to_file/path": "",
-"settings/loop_mode": 0,
+"settings/loop_mode": 1,
 "slice_1/end_frame": 0,
 "slice_1/loop_mode": 0,
 "slice_1/name": "",

src/world/grunk_beast/grunk_beast.tscn

@@ -218,7 +218,7 @@ metadata/_custom_type_script = "uid://om57w2acvgb7"
 script = ExtResource("11_mbqcc")
 mean_time = 4.0
 st_dev_time = 0.6
-wait_time = 4.5337
+wait_time = 4.44596
 metadata/_custom_type_script = "uid://beyk2xtbjrsg4"
 
 [node name="RandomStalkingBehavior" type="Node" parent="GrunkBeastBehavior/StateSelector/StalkingSequence/RandomDelay"]
@@ -264,7 +264,7 @@ metadata/_custom_type_script = "uid://cg016dbe7gs1x"
 script = ExtResource("11_mbqcc")
 mean_time = 5.0
 st_dev_time = 1.0
-wait_time = 4.81689
+wait_time = 6.43523
 metadata/_custom_type_script = "uid://beyk2xtbjrsg4"
 
 [node name="PickRandomLurkTarget" type="Node" parent="GrunkBeastBehavior/StateSelector/LurkSequence/RandomDelay"]

src/world/grunk_beast/shambler/shambler.gd

@@ -5,12 +5,15 @@ const LOOK_TARGET_ACCELERATION := 12.0
 const BLEND_ACCELERATION := 6.0
 
 @export var time_scale_factor := 4.0
-@export var walk_blend_curve: Curve
+@export var idle_blend_curve: Curve
+@export var rear_blend_curve: Curve
+@export var rear_scale_curve: Curve
 @export var walk_scale_curve: Curve
 @export var look_accel_curve: Curve
 
 var look_acceleration := 1.0
 var blend_target := 0.0
+var blend_input := 0.0
 
 @onready var target_theta := global_rotation.y
 
@@ -30,8 +33,8 @@ func set_target_rotation(theta: float) -> void:
 
 
 func set_move_speed(speed: float) -> void:
-	blend_target = walk_blend_curve.sample(speed)
+	blend_target = speed
-	animation_tree["parameters/shamble_scale/scale"] = (
+	animation_tree["parameters/anim_scale/scale"] = (
 		walk_scale_curve.sample(speed) * time_scale_factor
 	)
 	look_acceleration = look_accel_curve.sample(speed)
@@ -44,10 +47,12 @@ func _update_transform() -> void:
 
 
 func _process(delta: float) -> void:
-	var blend: float = animation_tree["parameters/shamble_blend/blend_amount"]
+	blend_input = lerpf(
-	animation_tree["parameters/shamble_blend/blend_amount"] = lerpf(
+		blend_input, blend_target, 1 - exp(-BLEND_ACCELERATION * delta * time_scale_factor)
-		blend, blend_target, 1 - exp(-BLEND_ACCELERATION * delta * time_scale_factor)
 	)
+	animation_tree["parameters/idle_blend/blend_amount"] = idle_blend_curve.sample(blend_input)
+	animation_tree["parameters/rear_scale/scale"] = rear_scale_curve.sample(blend_input)
+	animation_tree["parameters/rear_add/add_amount"] = rear_blend_curve.sample(blend_input)
 
 	look_target_pivot.global_position = global_position
 	look_target_pivot.global_rotation.y = lerp_angle(

src/world/grunk_beast/shambler/shambler.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=15 format=3 uid="uid://brrd33217oplv"]
+[gd_scene load_steps=19 format=3 uid="uid://brrd33217oplv"]
 
 [ext_resource type="PackedScene" uid="uid://cyqr1ojnddyk0" path="res://assets/npc/shambler/shambler.gltf" id="1_uiw1a"]
 [ext_resource type="Material" uid="uid://7xrgrvf3lymv" path="res://assets/npc/shambler/shambler.material" id="2_nayyt"]
@@ -9,6 +9,16 @@ _limits = [0.0, 1.0, 0.0, 10.0]
 _data = [Vector2(0, 0), 0.0, 0.230666, 0, 0, Vector2(5, 1), 0.0, 0.0, 0, 0, Vector2(10, 1), 0.0, 0.0, 0, 0]
 point_count = 3
 
+[sub_resource type="Curve" id="Curve_xyfav"]
+_limits = [0.0, 1.0, 0.0, 10.0]
+_data = [Vector2(0, 0), 0.0, 0.0, 0, 0, Vector2(1, 1), 0.0, 0.0, 0, 0]
+point_count = 2
+
+[sub_resource type="Curve" id="Curve_lqi3b"]
+_limits = [0.0, 4.0, 0.0, 10.0]
+_data = [Vector2(0, 0), 0.0, 0.924, 0, 0, Vector2(4.36728, 4), 0.0, 0.0, 0, 0, Vector2(10, 4), 0.0, 0.0, 0, 0]
+point_count = 3
+
 [sub_resource type="Curve" id="Curve_vmxrd"]
 _limits = [0.0, 3.0, 0.0, 10.0]
 _data = [Vector2(4, 1), 0.141612, 0.141612, 0, 0, Vector2(5, 1.2), 0.327899, 0.327899, 0, 0, Vector2(10, 3), 0.392484, 0.0, 0, 0]
@@ -19,44 +29,53 @@ _limits = [0.0, 6.0, 0.0, 10.0]
 _data = [Vector2(2, 1), 0.0, 0.0, 0, 0, Vector2(4, 3), 0.953378, 0.953378, 0, 0, Vector2(10, 6), 0.0, 0.0, 0, 0]
 point_count = 3
 
+[sub_resource type="AnimationNodeTimeScale" id="AnimationNodeTimeScale_s7rwx"]
+
+[sub_resource type="AnimationNodeTimeScale" id="AnimationNodeTimeScale_vmxrd"]
+
 [sub_resource type="AnimationNodeAnimation" id="AnimationNodeAnimation_nayyt"]
 animation = &"idle"
 
 [sub_resource type="AnimationNodeBlend2" id="AnimationNodeBlend2_nayyt"]
 
+[sub_resource type="AnimationNodeAdd2" id="AnimationNodeAdd2_lqi3b"]
+
+[sub_resource type="AnimationNodeTimeScale" id="AnimationNodeTimeScale_elp7k"]
+
 [sub_resource type="AnimationNodeAnimation" id="AnimationNodeAnimation_s7rwx"]
-animation = &"shamble"
+animation = &"walk_front"
 
-[sub_resource type="AnimationNodeTimeScale" id="AnimationNodeTimeScale_vmxrd"]
+[sub_resource type="AnimationNodeAnimation" id="AnimationNodeAnimation_elp7k"]
-
+animation = &"walk_rear"
-[sub_resource type="AnimationNodeOneShot" id="AnimationNodeOneShot_s7rwx"]
-mix_mode = 1
-
-[sub_resource type="AnimationNodeAnimation" id="AnimationNodeAnimation_vmxrd"]
-animation = &"step_left"
 
 [sub_resource type="AnimationNodeBlendTree" id="AnimationNodeBlendTree_nayyt"]
-graph_offset = Vector2(-970.678, -40.9846)
+graph_offset = Vector2(-931.897, 18.4586)
+nodes/anim_scale/node = SubResource("AnimationNodeTimeScale_s7rwx")
+nodes/anim_scale/position = Vector2(280, 140)
+nodes/front_scale/node = SubResource("AnimationNodeTimeScale_vmxrd")
+nodes/front_scale/position = Vector2(-460, 220)
 nodes/idle_anim/node = SubResource("AnimationNodeAnimation_nayyt")
 nodes/idle_anim/position = Vector2(-460, 20)
+nodes/idle_blend/node = SubResource("AnimationNodeBlend2_nayyt")
+nodes/idle_blend/position = Vector2(-220, 120)
 nodes/output/position = Vector2(500, 160)
-nodes/shamble_blend/node = SubResource("AnimationNodeBlend2_nayyt")
+nodes/rear_add/node = SubResource("AnimationNodeAdd2_lqi3b")
-nodes/shamble_blend/position = Vector2(20, 180)
+nodes/rear_add/position = Vector2(60, 180)
-nodes/shamble_cycle/node = SubResource("AnimationNodeAnimation_s7rwx")
+nodes/rear_scale/node = SubResource("AnimationNodeTimeScale_elp7k")
-nodes/shamble_cycle/position = Vector2(-460, 280)
+nodes/rear_scale/position = Vector2(-200, 400)
-nodes/shamble_scale/node = SubResource("AnimationNodeTimeScale_vmxrd")
+nodes/walk_front/node = SubResource("AnimationNodeAnimation_s7rwx")
-nodes/shamble_scale/position = Vector2(-220, 280)
+nodes/walk_front/position = Vector2(-680, 220)
-nodes/step_action/node = SubResource("AnimationNodeOneShot_s7rwx")
+nodes/walk_rear/node = SubResource("AnimationNodeAnimation_elp7k")
-nodes/step_action/position = Vector2(260, 140)
+nodes/walk_rear/position = Vector2(-460, 440)
-nodes/step_anim/node = SubResource("AnimationNodeAnimation_vmxrd")
+node_connections = [&"anim_scale", 0, &"rear_add", &"front_scale", 0, &"walk_front", &"idle_blend", 0, &"idle_anim", &"idle_blend", 1, &"front_scale", &"output", 0, &"anim_scale", &"rear_add", 0, &"idle_blend", &"rear_add", 1, &"rear_scale", &"rear_scale", 0, &"walk_rear"]
-nodes/step_anim/position = Vector2(40, 460)
-node_connections = [&"output", 0, &"step_action", &"shamble_blend", 0, &"idle_anim", &"shamble_blend", 1, &"shamble_scale", &"shamble_scale", 0, &"shamble_cycle", &"step_action", 0, &"shamble_blend", &"step_action", 1, &"step_anim"]
 
 [sub_resource type="SphereMesh" id="SphereMesh_s7rwx"]
 
 [node name="Shambler" instance=ExtResource("1_uiw1a")]
 script = ExtResource("2_s7rwx")
-walk_blend_curve = SubResource("Curve_s7rwx")
+idle_blend_curve = SubResource("Curve_s7rwx")
+rear_blend_curve = SubResource("Curve_xyfav")
+rear_scale_curve = SubResource("Curve_lqi3b")
 walk_scale_curve = SubResource("Curve_vmxrd")
 look_accel_curve = SubResource("Curve_elp7k")
 
@@ -100,11 +119,11 @@ unique_name_in_owner = true
 root_node = NodePath("%AnimationTree/..")
 tree_root = SubResource("AnimationNodeBlendTree_nayyt")
 anim_player = NodePath("../AnimationPlayer")
-parameters/shamble_blend/blend_amount = 0.0
+parameters/anim_scale/scale = 1.0
-parameters/shamble_scale/scale = 1.0
+parameters/front_scale/scale = 1.0
-parameters/step_action/active = false
+parameters/idle_blend/blend_amount = 0.0
-parameters/step_action/internal_active = false
+parameters/rear_add/add_amount = 1.0
-parameters/step_action/request = 0
+parameters/rear_scale/scale = 1.0
 
 [node name="LookTargetPivot" type="Node3D" parent="." index="3"]
 unique_name_in_owner = true