From 0c684417f59719a7715d7a54c9b5f9534f3b6a70 Mon Sep 17 00:00:00 2001
From: R34nd0 <geometicalplayer@gmail.com>
Date: Sat, 13 Jan 2024 17:23:49 +0500
Subject: [PATCH] Rewritten nebula shader

---
 scenes/MainMenu.tscn                     |  2 +-
 scenes/Space.tscn                        | 42 +++++++++++++-----------
 scripts/nebula.gd                        |  6 ++++
 shaders/nebula.gdshader                  | 12 +++++++
 testicles.tres => shaders/testicles.tres |  1 +
 5 files changed, 42 insertions(+), 21 deletions(-)
 create mode 100644 scripts/nebula.gd
 create mode 100644 shaders/nebula.gdshader
 rename testicles.tres => shaders/testicles.tres (95%)

diff --git a/scenes/MainMenu.tscn b/scenes/MainMenu.tscn
index a56ca7b..7089c40 100644
--- a/scenes/MainMenu.tscn
+++ b/scenes/MainMenu.tscn
@@ -1,7 +1,7 @@
 [gd_scene load_steps=9 format=3 uid="uid://s14kegpsyost"]
 
 [ext_resource type="Script" path="res://scripts/menu/MainMenu.gd" id="1_2wax0"]
-[ext_resource type="Shader" uid="uid://f6lhks6rp5jw" path="res://testicles.tres" id="1_on8wy"]
+[ext_resource type="Shader" uid="uid://f6lhks6rp5jw" path="res://shaders/testicles.tres" id="1_on8wy"]
 [ext_resource type="Gradient" uid="uid://c6bcjydbwm5id" path="res://scenes/SpaceGradient.tres" id="2_7racd"]
 [ext_resource type="PackedScene" uid="uid://dpggye27ln436" path="res://scenes/StarsController.tscn" id="4_g7254"]
 [ext_resource type="Script" path="res://scripts/menu/MainMenuButton.gd" id="5_q6x10"]
diff --git a/scenes/Space.tscn b/scenes/Space.tscn
index 519634c..572f7d8 100644
--- a/scenes/Space.tscn
+++ b/scenes/Space.tscn
@@ -7,23 +7,21 @@
 [ext_resource type="PackedScene" uid="uid://dbtrc26016xov" path="res://scenes/Base.tscn" id="5_bjt5p"]
 [ext_resource type="PackedScene" uid="uid://523dme3h6d6c" path="res://scenes/npcships/NPCShipDefault.tscn" id="6_67746"]
 [ext_resource type="Script" path="res://scripts/misc/FactionRecoloring.gd" id="7_w8i61"]
-[ext_resource type="Shader" uid="uid://f6lhks6rp5jw" path="res://testicles.tres" id="9_h8ucp"]
-[ext_resource type="Gradient" uid="uid://c6bcjydbwm5id" path="res://scenes/SpaceGradient.tres" id="10_ijadn"]
+[ext_resource type="Shader" path="res://shaders/nebula.gdshader" id="8_3swn8"]
+[ext_resource type="Script" path="res://scripts/nebula.gd" id="9_utirt"]
 
-[sub_resource type="FastNoiseLite" id="FastNoiseLite_tgq2a"]
-noise_type = 3
-frequency = 0.001
+[sub_resource type="FastNoiseLite" id="FastNoiseLite_n2xxx"]
 
-[sub_resource type="NoiseTexture2D" id="NoiseTexture2D_43qve"]
-width = 4096
-height = 4096
+[sub_resource type="NoiseTexture2D" id="NoiseTexture2D_lcrcg"]
 seamless = true
-color_ramp = ExtResource("10_ijadn")
-noise = SubResource("FastNoiseLite_tgq2a")
+noise = SubResource("FastNoiseLite_n2xxx")
 
 [sub_resource type="ShaderMaterial" id="ShaderMaterial_s2aaw"]
-shader = ExtResource("9_h8ucp")
-shader_parameter/penis = SubResource("NoiseTexture2D_43qve")
+shader = ExtResource("8_3swn8")
+shader_parameter/divisor = 10000.0
+shader_parameter/offset = Vector2(0, 0)
+shader_parameter/nebula_color = Color(0.0666667, 0.0666667, 0.188235, 1)
+shader_parameter/noise_texture = SubResource("NoiseTexture2D_lcrcg")
 
 [node name="Space" type="Node2D"]
 process_mode = 3
@@ -78,14 +76,6 @@ position = Vector2(1877, -168)
 [node name="DefaultShip12" parent="EnemyFaction" instance=ExtResource("6_67746")]
 position = Vector2(1212, 518)
 
-[node name="ColorRect" type="ColorRect" parent="."]
-z_index = -20
-material = SubResource("ShaderMaterial_s2aaw")
-offset_left = -4096.0
-offset_top = -4096.0
-offset_right = 4096.0
-offset_bottom = 4096.0
-
 [node name="Bases" type="Node2D" parent="."]
 script = ExtResource("7_w8i61")
 
@@ -107,3 +97,15 @@ type = 3
 position = Vector2(386, 432)
 rotation = -2.31102
 type = 2
+
+[node name="Background" type="CanvasLayer" parent="."]
+layer = -1
+
+[node name="Nebula" type="ColorRect" parent="Background"]
+material = SubResource("ShaderMaterial_s2aaw")
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+script = ExtResource("9_utirt")
diff --git a/scripts/nebula.gd b/scripts/nebula.gd
new file mode 100644
index 0000000..ab6efca
--- /dev/null
+++ b/scripts/nebula.gd
@@ -0,0 +1,6 @@
+extends ColorRect
+
+@onready var ship = get_tree().current_scene.get_node("MainShip")
+
+func _physics_process(_delta):
+	material.set_shader_parameter("offset",ship.global_position)
diff --git a/shaders/nebula.gdshader b/shaders/nebula.gdshader
new file mode 100644
index 0000000..d7a7194
--- /dev/null
+++ b/shaders/nebula.gdshader
@@ -0,0 +1,12 @@
+shader_type canvas_item;
+
+uniform sampler2D noise_texture;
+uniform float divisor = 10.0;
+uniform vec2 offset;
+uniform vec3 nebula_color : source_color;
+
+void fragment() {
+	float color_amount = texture(noise_texture,fract(UV+offset/divisor)).r;
+	COLOR = vec4(mix(vec3(0),nebula_color,color_amount),1);
+}
+
diff --git a/testicles.tres b/shaders/testicles.tres
similarity index 95%
rename from testicles.tres
rename to shaders/testicles.tres
index d2dd041..731b6b5 100644
--- a/testicles.tres
+++ b/shaders/testicles.tres
@@ -26,6 +26,7 @@ void fragment() {
 
 }
 "
+graph_offset = Vector2(501.389, 326.805)
 mode = 1
 flags/light_only = false
 nodes/fragment/0/position = Vector2(1860, 520)