gd: create_external_texture -> texture_copy

project/the_gates/scenes/world.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=33 format=3 uid="uid://dagj0celx6tjq"]
+[gd_scene load_steps=31 format=3 uid="uid://dagj0celx6tjq"]
 
 [ext_resource type="Script" path="res://the_gates/scripts/loading/pack_loader.gd" id="1_5swiq"]
 [ext_resource type="Script" path="res://the_gates/scripts/loading/gate_loader.gd" id="1_coscx"]
@@ -17,7 +17,6 @@
 [ext_resource type="Script" path="res://the_gates/scripts/ui/world/release_focus.gd" id="10_6a8ws"]
 [ext_resource type="Texture2D" uid="uid://bj8xlyxihfske" path="res://the_gates/textures/background.jpg" id="10_v058a"]
 [ext_resource type="PackedScene" path="res://the_gates/scenes/components/hint.tscn" id="11_cltj4"]
-[ext_resource type="Script" path="res://the_gates/scripts/gate_jump.gd" id="16_ltdw2"]
 
 [sub_resource type="StyleBoxFlat" id="StyleBoxFlat_shmbc"]
 bg_color = Color(0.3384, 0.188, 0.47, 1)
@@ -68,8 +67,6 @@ border_color = Color(0.231373, 0.184314, 0.541176, 1)
 [sub_resource type="LabelSettings" id="LabelSettings_5jdc5"]
 font_size = 27
 
-[sub_resource type="World3D" id="World3D_k4sim"]
-
 [node name="World" type="Node"]
 
 [node name="Loaders" type="Node" parent="."]
@@ -78,10 +75,10 @@ font_size = 27
 script = ExtResource("1_coscx")
 gate_events = ExtResource("2_ot8b0")
 
-[node name="PackLoader" type="Node" parent="Loaders" node_paths=PackedStringArray("scenes_parent")]
+[node name="PackLoader" type="Node" parent="Loaders" node_paths=PackedStringArray("render_result")]
 script = ExtResource("1_5swiq")
 gate_events = ExtResource("2_ot8b0")
-scenes_parent = NodePath("../../SubViewportContainer/WorldViewport")
+render_result = NodePath("../../WorldCanvas/RenderResult")
 
 [node name="UICanvas" type="CanvasLayer" parent="."]
 follow_viewport_enabled = true
@@ -160,7 +157,7 @@ label_settings = SubResource("LabelSettings_fcbo7")
 horizontal_alignment = 1
 vertical_alignment = 1
 
-[node name="UI" type="Control" parent="UICanvas" node_paths=PackedStringArray("world_viewport")]
+[node name="UI" type="Control" parent="UICanvas"]
 layout_mode = 3
 anchors_preset = 15
 anchor_right = 1.0
@@ -168,7 +165,6 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 script = ExtResource("4_xatjs")
-world_viewport = NodePath("../../SubViewportContainer/WorldViewport")
 
 [node name="Blur" type="Panel" parent="UICanvas/UI"]
 material = SubResource("ShaderMaterial_kc7rv")
@@ -703,22 +699,22 @@ layout_mode = 2
 texture = ExtResource("4_x2j1m")
 expand_mode = 1
 
-[node name="SubViewportContainer" type="SubViewportContainer" parent="."]
+[node name="WorldCanvas" type="Control" parent="."]
+layout_mode = 3
 anchors_preset = 15
 anchor_right = 1.0
 anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
-stretch = true
 metadata/_edit_lock_ = true
 
-[node name="WorldViewport" type="SubViewport" parent="SubViewportContainer"]
-world_3d = SubResource("World3D_k4sim")
-handle_input_locally = false
-size = Vector2i(1920, 1080)
-render_target_update_mode = 4
-script = ExtResource("16_ltdw2")
-gate_events = ExtResource("2_ot8b0")
+[node name="RenderResult" type="TextureRect" parent="WorldCanvas"]
+layout_mode = 1
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
 
 [connection signal="pressed" from="UICanvas/UI/Blur/HideOnPress" to="UICanvas/UI" method="hide_ui"]
 [connection signal="pressed" from="UICanvas/UI/GateInfo/Bookmark/Star" to="UICanvas/UI/GateInfo" method="_on_star_pressed"]

project/the_gates/scripts/loading/pack_loader.gd

@@ -2,68 +2,79 @@ extends Node
 class_name PackLoader
 
 @export var gate_events: GateEvents
-@export var scenes_parent: Node
+@export var render_result: TextureRect
 
 var gate: Gate
-var c_g_script: ConfigGlobalScript
-var c_godot: ConfigGodot
-
 var pid: int
 
+@onready var width = get_viewport().size.x
+@onready var height = get_viewport().size.y
+
+var rd: RenderingDevice
+var ext_texure_rid: RID
+var result_texture_rid: RID
+
 
 func _ready() -> void:
-#	gate_events.gate_loaded.connect(load_pack)
 	gate_events.gate_loaded.connect(create_process)
+	initialize()
 
 
-func load_pack(_gate: Gate) -> void:
-	gate = _gate
-	var success = ProjectSettings.load_resource_pack(gate.resource_pack)
-	if not success: Debug.logerr("cannot load pck"); return
-	
-	c_g_script = ConfigGlobalScript.new(gate.global_script_class)
-	c_godot = ConfigGodot.new(gate.godot_config)
-	
-	c_g_script.load_config() # Loading order is important
-	c_godot.load_config()
-	
-	var scene = load(c_godot.scene_path)
-	scenes_parent.add_child(scene.instantiate())
-	
-	gate_events.gate_entered_emit()
+func _process(_delta: float) -> void:
+	texture_update()
 
 
-func unload_pack() -> void:
-	if gate == null: return
-	var success = ProjectSettings.unload_resource_pack(gate.resource_pack)
-	if not success: Debug.logerr("cannot unload pck")
-	else: Debug.logr("\nunloaded " + gate.resource_pack + "\n")
+func initialize() -> void:
+	rd = RenderingServer.get_rendering_device()
 	
-	if c_godot != null: c_godot.unload_config()
-	if c_g_script != null: c_g_script.unload_config()
+	var image = Image.create(width, height, false, Image.FORMAT_RGBA8)
+	render_result.texture = ImageTexture.create_from_image(image)
+	result_texture_rid = RenderingServer.texture_get_rd_texture(render_result.texture.get_rid())
+	if not result_texture_rid.is_valid(): Debug.logerr("Cannot create ImageTexture")
+	else: Debug.logclr("Render result texture created", Color.AQUAMARINE)
 
 
 func create_process(_gate: Gate) -> void:
 	gate = _gate
 	
-	var rd = RenderingServer.get_rendering_device() as RenderingDevice
-	var width = get_viewport().size.x
-	var height = get_viewport().size.y
-	var fd = rd.create_external_texture(width, height)
-	
-	var main_pid = OS.get_process_id()
-	
-	var pack_file = ProjectSettings.globalize_path(gate.resource_pack)
 	var sandbox_path = "/home/nordup/projects/godot/the-gates-folder/the-gates/bin/godot.linuxbsd.editor.dev.sandbox.x86_64.llvm"
+	var pack_file = ProjectSettings.globalize_path(gate.resource_pack)
+	var main_pid = OS.get_process_id()
+	var fd = create_external_texture()
+	if fd == -1: Debug.logerr("Cannot create external texture"); return
+	else: Debug.logclr("External texture created " + str(fd), Color.AQUAMARINE)
+	
 	var args = [
 		"--main-pack", pack_file,
 		"--resolution", "%dx%d" % [width, height],
 		"--external-image", fd,
 		"--main-pid", main_pid
 	]
-	print(sandbox_path + " " + " ".join(args))
+	Debug.logclr(sandbox_path + " " + " ".join(args), Color.DARK_VIOLET)
 	pid = OS.create_process(sandbox_path, args)
 	
+	gate_events.gate_entered_emit()
+
+
+func create_external_texture() -> int:
+	var t_format: RDTextureFormat = RDTextureFormat.new()
+	t_format.format = RenderingDevice.DATA_FORMAT_R8G8B8A8_UNORM
+	t_format.usage_bits = RenderingDevice.TEXTURE_USAGE_CAN_COPY_FROM_BIT
+	t_format.width = width
+	t_format.height = height
+	t_format.depth = 1
+	var t_view: RDTextureView = RDTextureView.new()
+	
+	ext_texure_rid = rd.create_external_texture(t_format, t_view)
+	return rd.get_external_texture_fd(ext_texure_rid)
+
+
+func texture_update() -> void:
+	if not ext_texure_rid.is_valid() or not result_texture_rid.is_valid(): return
+	
+	rd.texture_copy(ext_texure_rid, result_texture_rid, Vector3.ZERO, Vector3.ZERO,
+		Vector3(width, height, 1), 0, 0, 0, 0)
+
 
 func kill_process() -> void:
 	if OS.is_process_running(pid):
@@ -71,5 +82,4 @@ func kill_process() -> void:
 
 
 func _exit_tree() -> void:
-#	unload_pack()
 	kill_process()

project/the_gates/scripts/ui/world/world_ui.gd

@@ -1,6 +1,5 @@
 extends Control
 
-@export var world_viewport: SubViewport
 var mouse_mode: int = Input.MOUSE_MODE_VISIBLE
 
 
@@ -19,7 +18,6 @@ func _input(event: InputEvent) -> void:
 
 func show_ui() -> void:
 	visible = true
-	world_viewport.gui_disable_input = true
 	if Input.get_mouse_mode() == Input.MOUSE_MODE_CAPTURED:
 		mouse_mode = Input.MOUSE_MODE_CAPTURED
 		Input.set_mouse_mode(Input.MOUSE_MODE_VISIBLE)
@@ -29,6 +27,5 @@ func show_ui() -> void:
 
 func hide_ui() -> void:
 	visible = false
-	world_viewport.gui_disable_input = false
 	if mouse_mode == Input.MOUSE_MODE_CAPTURED:
 		Input.set_mouse_mode(Input.MOUSE_MODE_CAPTURED)