better graphic performance for 3d

project.godot

@@ -134,3 +134,6 @@ locale/translations_pot_files=PackedStringArray()
 [rendering]
 
 global_illumination/gi/use_half_resolution=true
+shading/overrides/force_vertex_shading=true
+occlusion_culling/use_occlusion_culling=true
+shading/use_occlusion_culling=true

scenes/3D/3d_cube.tscn

@@ -1,6 +1,4 @@
-[gd_scene load_steps=4 format=3 uid="uid://boxvq5qowh8nn"]
-
-[sub_resource type="Environment" id="Environment_t32a1"]
+[gd_scene load_steps=3 format=3 uid="uid://boxvq5qowh8nn"]
 
 [sub_resource type="BoxMesh" id="BoxMesh_5dg07"]
 
@@ -8,17 +6,21 @@
 resource_name = "spinning"
 script/source = "extends MeshInstance3D
 
-# Called every frame. 'delta' is the elapsed time since the previous frame.
 func _process(_delta):
 	rotate_y(0.01)
 	rotate_z(0.01)
 "
 
-[node name="Node3D" type="WorldEnvironment"]
-environment = SubResource("Environment_t32a1")
+[node name="3d_cube" type="Node3D"]
+
+[node name="visible_on_screen_enabler_3d" type="VisibleOnScreenEnabler3D" parent="."]
+enable_mode = 1
+enable_node_path = NodePath("../mesh_instance_3d")
 
 [node name="mesh_instance_3d" type="MeshInstance3D" parent="."]
+process_mode = 1
 transform = Transform3D(0.5, -0.5, 0.707107, 0.707107, 0.707107, 0, -0.5, 0.5, 0.707107, 0, 0, 0)
+cast_shadow = 0
 mesh = SubResource("BoxMesh_5dg07")
 script = SubResource("GDScript_a7mr5")
 
@@ -28,3 +30,5 @@ fov = 99.1704
 
 [node name="directional_light_3d" type="DirectionalLight3D" parent="."]
 transform = Transform3D(1, 0, 0, 0, 0.856547, 0.51607, 0, -0.51607, 0.856547, 0, 0, 5.56892)
+directional_shadow_mode = 0
+sky_mode = 1

scenes/tiles/3d_cube_tile.tscn

@@ -1,10 +1,23 @@
-[gd_scene load_steps=3 format=3 uid="uid://dxfg62cl12ppw"]
+[gd_scene load_steps=4 format=3 uid="uid://ct6s1gfjkciva"]
 
 [ext_resource type="PackedScene" uid="uid://boxvq5qowh8nn" path="res://scenes/3D/3d_cube.tscn" id="1_643fx"]
 
 [sub_resource type="RectangleShape2D" id="RectangleShape2D_lxe27"]
 size = Vector2(64, 64)
 
+[sub_resource type="GDScript" id="GDScript_1h1n3"]
+resource_name = "visibillity"
+script/source = "extends VisibleOnScreenNotifier2D
+
+func OnScreenEntered():
+	get_child(0).visible = true
+pass
+
+func OnScreenExited():
+	get_child(0).visible = false
+pass
+"
+
 [node name="3d_cube_tile" type="Node2D"]
 
 [node name="static_body_2d" type="StaticBody2D" parent="."]
@@ -14,17 +27,23 @@ position = Vector2(0, 1)
 position = Vector2(1, -2)
 shape = SubResource("RectangleShape2D_lxe27")
 
-[node name="sub_viewport_container" type="SubViewportContainer" parent="."]
-offset_left = -115.0
-offset_top = -112.0
-offset_right = 141.0
-offset_bottom = 144.0
+[node name="visible_on_screen_notifier_2d" type="VisibleOnScreenNotifier2D" parent="."]
+script = SubResource("GDScript_1h1n3")
 
-[node name="sub_viewport" type="SubViewport" parent="sub_viewport_container"]
+[node name="sub_viewport_container" type="SubViewportContainer" parent="visible_on_screen_notifier_2d"]
+offset_left = -115.0
+offset_top = -110.0
+offset_right = 141.0
+offset_bottom = 146.0
+
+[node name="sub_viewport" type="SubViewport" parent="visible_on_screen_notifier_2d/sub_viewport_container"]
 own_world_3d = true
 transparent_bg = true
 handle_input_locally = false
 size = Vector2i(230, 230)
 render_target_update_mode = 4
 
-[node name="Node3D" parent="sub_viewport_container/sub_viewport" instance=ExtResource("1_643fx")]
+[node name="Node3D" parent="visible_on_screen_notifier_2d/sub_viewport_container/sub_viewport" instance=ExtResource("1_643fx")]
+
+[connection signal="screen_entered" from="visible_on_screen_notifier_2d" to="visible_on_screen_notifier_2d" method="OnScreenEntered"]
+[connection signal="screen_exited" from="visible_on_screen_notifier_2d" to="visible_on_screen_notifier_2d" method="OnScreenExited"]

tilesets/main_tileset.tres

@@ -4,7 +4,7 @@
 [ext_resource type="PackedScene" uid="uid://dckxciecwjfgf" path="res://scenes/tiles/dialogdebug_cupcake.tscn" id="2_0cov5"]
 [ext_resource type="PackedScene" uid="uid://c4dkrtswpv8cv" path="res://scenes/tiles/sound_debug_tile.tscn" id="3_lf2fs"]
 [ext_resource type="Texture2D" uid="uid://d3l4uomk1gw8c" path="res://assets/textures/debug/grass_tile.png" id="4_k7c1q"]
-[ext_resource type="PackedScene" uid="uid://dxfg62cl12ppw" path="res://scenes/tiles/3d_cube_tile.tscn" id="5_x3uol"]
+[ext_resource type="PackedScene" uid="uid://ct6s1gfjkciva" path="res://scenes/tiles/3d_cube_tile.tscn" id="5_x3uol"]
 
 [sub_resource type="TileSetScenesCollectionSource" id="TileSetScenesCollectionSource_lcrun"]
 resource_name = "test"