Implement moving platforms

models/props/platform_constructed.blend.import

@@ -0,0 +1,53 @@
+[remap]
+
+importer="scene"
+importer_version=1
+type="PackedScene"
+uid="uid://dkr18e7uct18e"
+path="res://.godot/imported/platform_constructed.blend-acfeda0aef8e23cc81e835d34f55a927.scn"
+
+[deps]
+
+source_file="res://models/props/platform_constructed.blend"
+dest_files=["res://.godot/imported/platform_constructed.blend-acfeda0aef8e23cc81e835d34f55a927.scn"]
+
+[params]
+
+nodes/root_type=""
+nodes/root_name=""
+nodes/apply_root_scale=true
+nodes/root_scale=1.0
+nodes/import_as_skeleton_bones=false
+nodes/use_node_type_suffixes=true
+meshes/ensure_tangents=true
+meshes/generate_lods=true
+meshes/create_shadow_meshes=true
+meshes/light_baking=1
+meshes/lightmap_texel_size=0.2
+meshes/force_disable_compression=false
+skins/use_named_skins=true
+animation/import=true
+animation/fps=30
+animation/trimming=false
+animation/remove_immutable_tracks=true
+animation/import_rest_as_RESET=false
+import_script/path=""
+_subresources={}
+blender/nodes/visible=0
+blender/nodes/active_collection_only=false
+blender/nodes/punctual_lights=true
+blender/nodes/cameras=true
+blender/nodes/custom_properties=true
+blender/nodes/modifiers=1
+blender/meshes/colors=false
+blender/meshes/uvs=true
+blender/meshes/normals=true
+blender/meshes/export_geometry_nodes_instances=false
+blender/meshes/tangents=true
+blender/meshes/skins=2
+blender/meshes/export_bones_deforming_mesh_only=false
+blender/materials/unpack_enabled=true
+blender/materials/export_materials=1
+blender/animation/limit_playback=true
+blender/animation/always_sample=true
+blender/animation/group_tracks=true

models/props/textures/Platform_Constructed_AlbedoTexture.png.import

@@ -0,0 +1,35 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://dvuqttbn7p2fn"
+path.s3tc="res://.godot/imported/Platform_Constructed_AlbedoTexture.png-3d17f2978411ca1284ca1d059c328fa6.s3tc.ctex"
+metadata={
+"imported_formats": ["s3tc_bptc"],
+"vram_texture": true
+}
+
+[deps]
+
+source_file="res://models/props/textures/Platform_Constructed_AlbedoTexture.png"
+dest_files=["res://.godot/imported/Platform_Constructed_AlbedoTexture.png-3d17f2978411ca1284ca1d059c328fa6.s3tc.ctex"]
+
+[params]
+
+compress/mode=2
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=true
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=0

models/props/textures/Platform_Constructed_RoughnessTexture.png.import

@@ -0,0 +1,35 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://ctc43ugldo7km"
+path.s3tc="res://.godot/imported/Platform_Constructed_RoughnessTexture.png-9963302ccb2e73dd0c9033f357283b7e.s3tc.ctex"
+metadata={
+"imported_formats": ["s3tc_bptc"],
+"vram_texture": true
+}
+
+[deps]
+
+source_file="res://models/props/textures/Platform_Constructed_RoughnessTexture.png"
+dest_files=["res://.godot/imported/Platform_Constructed_RoughnessTexture.png-9963302ccb2e73dd0c9033f357283b7e.s3tc.ctex"]
+
+[params]
+
+compress/mode=2
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=true
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=0

props/auto_path_follow.gd

@@ -0,0 +1,52 @@
+class_name AutoPathFollow extends PathFollow3D
+
+@export var speed: float = 1.0
+@export var pause_at_ends: float = 1.0
+@export var body: AnimatableBody3D
+@export var area: Area3D
+
+@onready var _prev_position := global_position
+@onready var _area_bodies: Array[Character] = []
+
+var direction: float = 1.0
+var pause_timer: float = 0.0
+
+func _ready() -> void:
+	if area:
+		area.body_entered.connect(_on_area_body_entered)
+		area.body_exited.connect(_on_area_body_exited)
+
+func _physics_process(delta: float) -> void:
+	if pause_timer > 0.0:
+		pause_timer -= delta
+	else:
+		progress += direction*speed*delta
+		if !loop && (
+			(direction > 0.0 && progress_ratio >= 1.0) ||
+			(direction < 0.0 && progress_ratio <= 0.0)
+		):
+			progress_ratio = clamp(progress_ratio, 0.0, 1.0)
+			direction *= -1.0
+			pause_timer = pause_at_ends
+	var velocity := (global_position - _prev_position).normalized()*speed
+	_prev_position = global_position
+	if body:
+		body.global_position = global_position
+		body.constant_linear_velocity = velocity
+	for ch in _area_bodies:
+		if ch.impetus.is_zero_approx() && ch.is_grounded():
+			ch.state = &'idle'
+			var veldiff := velocity - ch.linear_velocity
+			veldiff -= veldiff.project(global_basis.y)
+			ch.apply_central_impulse(ch.mass*veldiff)
+
+func _on_area_body_entered(pbody: Node3D) -> void:
+	var ch := pbody as Character
+	if ch && _area_bodies.count(ch) <= 0:
+		_area_bodies.push_back(ch)
+
+func _on_area_body_exited(pbody: Node3D) -> void:
+	var ch := pbody as Character
+	if ch:
+		while _area_bodies.count(ch) > 0:
+			_area_bodies.erase(ch)

props/auto_path_follow.gd.uid

@@ -0,0 +1 @@
+uid://bk4rnp6ytjley

props/platform_constructed.tscn

@@ -0,0 +1,34 @@
+[gd_scene load_steps=5 format=3 uid="uid://dsgofpf33wf3c"]
+
+[ext_resource type="Script" uid="uid://bk4rnp6ytjley" path="res://props/auto_path_follow.gd" id="1_8irhf"]
+[ext_resource type="PackedScene" uid="uid://dkr18e7uct18e" path="res://models/props/platform_constructed.blend" id="1_nde2r"]
+
+[sub_resource type="CylinderShape3D" id="CylinderShape3D_goegf"]
+height = 0.196957
+radius = 0.912598
+
+[sub_resource type="CylinderShape3D" id="CylinderShape3D_8irhf"]
+height = 1.67555
+radius = 0.93457
+
+[node name="PlatformConstructed" type="PathFollow3D" node_paths=PackedStringArray("body", "area")]
+rotation_mode = 0
+loop = false
+script = ExtResource("1_8irhf")
+body = NodePath("AnimatableBody3D")
+area = NodePath("Area3D")
+
+[node name="AnimatableBody3D" type="AnimatableBody3D" parent="."]
+top_level = true
+
+[node name="platform_constructed" parent="AnimatableBody3D" instance=ExtResource("1_nde2r")]
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="AnimatableBody3D"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.338884, 0)
+shape = SubResource("CylinderShape3D_goegf")
+
+[node name="Area3D" type="Area3D" parent="."]
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="Area3D"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.07398, 0)
+shape = SubResource("CylinderShape3D_8irhf")

test/blender_test_map.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=18 format=3 uid="uid://6wjqqijnie4p"]
+[gd_scene load_steps=21 format=3 uid="uid://6wjqqijnie4p"]
 
 [ext_resource type="Script" uid="uid://cmoaplk7fly6y" path="res://vfx/gameplay_camera.gd" id="1_qjty2"]
 [ext_resource type="Texture2D" uid="uid://b334g66yuhwtv" path="res://vfx/textures/skybox1.png" id="2_p5rwy"]
@@ -11,6 +11,7 @@
 [ext_resource type="Script" uid="uid://dotkfe7cs5010" path="res://test/pick_up_item.gd" id="10_ld4ib"]
 [ext_resource type="PackedScene" uid="uid://ddga068u8m4i3" path="res://props/speedpad.tscn" id="10_qjty2"]
 [ext_resource type="PackedScene" uid="uid://img70a34s4vc" path="res://props/speedpad_constructed.tscn" id="11_vhybo"]
+[ext_resource type="PackedScene" uid="uid://dsgofpf33wf3c" path="res://props/platform_constructed.tscn" id="12_sj3fr"]
 
 [sub_resource type="PanoramaSkyMaterial" id="PanoramaSkyMaterial_sj3fr"]
 panorama = ExtResource("2_p5rwy")
@@ -32,6 +33,20 @@ radius = 0.25
 radius = 0.25
 height = 0.5
 
+[sub_resource type="Curve3D" id="Curve3D_bbrum"]
+_data = {
+"points": PackedVector3Array(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10.9595, 3.86243, -6.24864, 0, 0, 0, 0, 0, 0, 17.9047, 12.2205, -33.7942),
+"tilts": PackedFloat32Array(0, 0, 0)
+}
+point_count = 3
+
+[sub_resource type="Curve3D" id="Curve3D_sj3fr"]
+_data = {
+"points": PackedVector3Array(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -3.1118, 0, 3.82243, 0, 0, 0, 0, 0, 0, -4.31411, 0, 13.1698),
+"tilts": PackedFloat32Array(0, 0, 0)
+}
+point_count = 3
+
 [node name="Node3D" type="Node3D"]
 
 [node name="Camera3D" type="Camera3D" parent="." node_paths=PackedStringArray("target")]
@@ -96,4 +111,18 @@ transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 30.1043, 0.0802538, 15.8815)
 [node name="SpeedpadConstructed" parent="." instance=ExtResource("11_vhybo")]
 transform = Transform3D(0.696314, 0, -0.717737, 0, 1, 0, 0.717737, 0, 0.696314, -37.1813, 0.0469734, 8.76293)
 
+[node name="Path3D" type="Path3D" parent="."]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 11.1829, 35.8037, 44.9246)
+curve = SubResource("Curve3D_bbrum")
+
+[node name="PlatformConstructed" parent="Path3D" instance=ExtResource("12_sj3fr")]
+speed = 2.0
+
+[node name="Path3D2" type="Path3D" parent="."]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.827824, 0)
+curve = SubResource("Curve3D_sj3fr")
+
+[node name="PlatformConstructed2" parent="Path3D2" instance=ExtResource("12_sj3fr")]
+speed = 2.0
+
 [editable path="StaticBody3D/blender_test_map"]