Improve Truck Town model, fix issues, use OMI glTF Physics (#1110)

3d/truck_town/town/materials/cement.tres

@@ -6,5 +6,4 @@
 resource_name = "Cement"
 albedo_texture = ExtResource("1_but66")
 roughness = 0.8
-uv1_scale = Vector3(2, 2, 2)
 texture_filter = 5

3d/truck_town/town/materials/grass.tres

@@ -6,5 +6,4 @@
 resource_name = "Grass"
 albedo_texture = ExtResource("1_5bi3i")
 roughness = 0.8
-uv1_scale = Vector3(2, 2, 2)
 texture_filter = 5

3d/truck_town/town/model/textures/cement_lossy.webp.import

@@ -0,0 +1,36 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://j42e6fghic08"
+path.bptc="res://.godot/imported/cement_lossy.webp-8ec670e9f910145022115abfcf96325b.bptc.ctex"
+path.astc="res://.godot/imported/cement_lossy.webp-8ec670e9f910145022115abfcf96325b.astc.ctex"
+metadata={
+"imported_formats": ["s3tc_bptc", "etc2_astc"],
+"vram_texture": true
+}
+
+[deps]
+
+source_file="res://town/model/textures/cement_lossy.webp"
+dest_files=["res://.godot/imported/cement_lossy.webp-8ec670e9f910145022115abfcf96325b.bptc.ctex", "res://.godot/imported/cement_lossy.webp-8ec670e9f910145022115abfcf96325b.astc.ctex"]
+
+[params]
+
+compress/mode=2
+compress/high_quality=true
+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

3d/truck_town/town/model/textures/grass_lossy.webp.import

@@ -0,0 +1,36 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://csxl8xxs3vcm4"
+path.bptc="res://.godot/imported/grass_lossy.webp-8d729bb1beb4fa54f09f92965c817f82.bptc.ctex"
+path.astc="res://.godot/imported/grass_lossy.webp-8d729bb1beb4fa54f09f92965c817f82.astc.ctex"
+metadata={
+"imported_formats": ["s3tc_bptc", "etc2_astc"],
+"vram_texture": true
+}
+
+[deps]
+
+source_file="res://town/model/textures/grass_lossy.webp"
+dest_files=["res://.godot/imported/grass_lossy.webp-8d729bb1beb4fa54f09f92965c817f82.bptc.ctex", "res://.godot/imported/grass_lossy.webp-8d729bb1beb4fa54f09f92965c817f82.astc.ctex"]
+
+[params]
+
+compress/mode=2
+compress/high_quality=true
+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

3d/truck_town/town/model/town_model.gltf.import

@@ -0,0 +1,36 @@
+[remap]
+
+importer="scene"
+importer_version=1
+type="PackedScene"
+uid="uid://csucj4oj3q3qt"
+path="res://.godot/imported/town_model.gltf-49bac3ffe9fdc768d5dacfe949b37b46.scn"
+
+[deps]
+
+source_file="res://town/model/town_model.gltf"
+dest_files=["res://.godot/imported/town_model.gltf-49bac3ffe9fdc768d5dacfe949b37b46.scn"]
+
+[params]
+
+nodes/root_type=""
+nodes/root_name=""
+nodes/apply_root_scale=true
+nodes/root_scale=1.0
+nodes/import_as_skeleton_bones=false
+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={}
+gltf/naming_version=1
+gltf/embedded_image_handling=1

3d/truck_town/vehicles/meshes/meshes.glb.import

@@ -57,6 +57,7 @@ _subresources={
 "generate/shadow_meshes": 0,
 "lods/normal_merge_angle": 60.0,
 "lods/normal_split_angle": 25.0,
+"lods/raycast_normals": false,
 "save_to_file/enabled": true,
 "save_to_file/make_streamable": "",
 "save_to_file/path": "res://vehicles/meshes/minivan.res"
@@ -67,6 +68,7 @@ _subresources={
 "generate/shadow_meshes": 0,
 "lods/normal_merge_angle": 60.0,
 "lods/normal_split_angle": 25.0,
+"lods/raycast_normals": false,
 "save_to_file/enabled": true,
 "save_to_file/make_streamable": "",
 "save_to_file/path": "res://vehicles/meshes/tow_truck.res"
@@ -77,6 +79,7 @@ _subresources={
 "generate/shadow_meshes": 0,
 "lods/normal_merge_angle": 60.0,
 "lods/normal_split_angle": 25.0,
+"lods/raycast_normals": false,
 "save_to_file/enabled": true,
 "save_to_file/make_streamable": "",
 "save_to_file/path": "res://vehicles/meshes/truck_cab.res"
@@ -87,6 +90,7 @@ _subresources={
 "generate/shadow_meshes": 0,
 "lods/normal_merge_angle": 60.0,
 "lods/normal_split_angle": 25.0,
+"lods/raycast_normals": false,
 "save_to_file/enabled": true,
 "save_to_file/make_streamable": "",
 "save_to_file/path": "res://vehicles/meshes/truck_trailer.res"
@@ -97,6 +101,7 @@ _subresources={
 "generate/shadow_meshes": 0,
 "lods/normal_merge_angle": 60.0,
 "lods/normal_split_angle": 25.0,
+"lods/raycast_normals": false,
 "save_to_file/enabled": true,
 "save_to_file/make_streamable": "",
 "save_to_file/path": "res://vehicles/meshes/wheel.res"

3d/truck_town/vehicles/vehicle.gd

@@ -20,7 +20,7 @@ func _physics_process(delta: float) -> void:
 	# Change pitch smoothly to avoid abrupt change on collision.
 	$EngineSound.pitch_scale = lerpf($EngineSound.pitch_scale, desired_engine_pitch, 0.2)
 
-	if abs(linear_velocity.length() - previous_speed) > 1.0:
+	if absf(linear_velocity.length() - previous_speed) > 1.0:
 		# Sudden velocity change, likely due to a collision. Play an impact sound to give audible feedback,
 		# and vibrate for haptic feedback.
 		$ImpactSound.play()