Threshold shader

src/main.tscn

@@ -1,21 +1,20 @@
-[gd_scene load_steps=5 format=3 uid="uid://d75odchj18u1"]
+[gd_scene load_steps=4 format=3 uid="uid://d75odchj18u1"]
 
+[ext_resource type="Shader" path="res://src/shaders/threshold.gdshader" id="1_bg1gg"]
 [ext_resource type="PackedScene" uid="uid://drbiyuustse8b" path="res://src/maps/arena_map/arena_map.tscn" id="1_bvhtq"]
-[ext_resource type="Shader" path="res://src/hard_edge.gdshader" id="1_y05i6"]
-[ext_resource type="Texture2D" uid="uid://deu1gf4gxbvvh" path="res://assets/palette_moonlight.png" id="2_uwrk1"]
 
-[sub_resource type="ShaderMaterial" id="ShaderMaterial_ab1b3"]
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_ubp15"]
-shader = ExtResource("1_y05i6")
+shader = ExtResource("1_bg1gg")
-shader_parameter/bit_depth = 32
+shader_parameter/color_low = Color(0, 0, 0, 1)
+shader_parameter/color_hi = Color(1, 1, 1, 1)
+shader_parameter/threshold = 0.697
 shader_parameter/contrast = 1.0
-shader_parameter/offset = null
+shader_parameter/offset = 0.0
-shader_parameter/color_tex = ExtResource("2_uwrk1")
 
 [node name="Main" type="Node3D"]
 
 [node name="ViewportContainer" type="SubViewportContainer" parent="."]
-material = SubResource("ShaderMaterial_ab1b3")
+material = SubResource("ShaderMaterial_ubp15")
-custom_minimum_size = Vector2(1900, 768)
 offset_right = 1900.0
 offset_bottom = 768.0
 stretch = true

src/maps/arena_map/arena_map.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=11 format=3 uid="uid://drbiyuustse8b"]
+[gd_scene load_steps=14 format=3 uid="uid://drbiyuustse8b"]
 
 [ext_resource type="PackedScene" uid="uid://bqp5mwyat3asv" path="res://src/player/player.tscn" id="1_tgee4"]
 [ext_resource type="Material" uid="uid://7a1uvst7oef2" path="res://assets/textures/metal_plate_1k/metal_plate.tres" id="2_ewgwm"]
@@ -32,6 +32,44 @@ material = ExtResource("2_ewgwm")
 [sub_resource type="ConvexPolygonShape3D" id="ConvexPolygonShape3D_oxcjq"]
 points = PackedVector3Array(-0.5, -1, 0, -0.497651, -1, -0.0490407, -0.497651, -1, 0.0489429, -0.5, 1, 0, -0.490407, -1, -0.097592, -0.497651, 1, -0.0490407, -0.490407, -1, 0.0974941, -0.497651, 1, 0.0489429, -0.478563, -1, -0.145164, -0.490407, 1, -0.097592, -0.478563, -1, 0.145067, -0.490407, 1, 0.0974941, -0.46202, -1, -0.191366, -0.478563, 1, -0.145164, -0.46202, -1, 0.191269, -0.478563, 1, 0.145067, -0.440975, -1, -0.235709, -0.46202, 1, -0.191366, -0.440975, -1, 0.235611, -0.46202, 1, 0.191269, -0.415818, -1, -0.2778, -0.440975, 1, -0.235709, -0.415818, -1, 0.277702, -0.440975, 1, 0.235611, -0.386551, -1, -0.317247, -0.415818, 1, -0.2778, -0.386551, -1, 0.31715, -0.415818, 1, 0.277702, -0.353563, -1, -0.353563, -0.386551, 1, -0.317247, -0.353563, -1, 0.353465, -0.386551, 1, 0.31715, -0.317247, -1, -0.386551, -0.353563, 1, -0.353563, -0.317247, -1, 0.386453, -0.353563, 1, 0.353465, -0.2778, -1, -0.415818, -0.317247, 1, -0.386551, -0.2778, -1, 0.41572, -0.317247, 1, 0.386453, -0.235709, -1, -0.440975, -0.2778, 1, -0.415818, -0.235709, -1, 0.440877, -0.2778, 1, 0.41572, -0.191366, -1, -0.46202, -0.235709, 1, -0.440975, -0.191366, -1, 0.461922, -0.235709, 1, 0.440877, -0.145164, -1, -0.478563, -0.191366, 1, -0.46202, -0.145164, -1, 0.478465, -0.191366, 1, 0.461922, -0.097592, -1, -0.490407, -0.145164, 1, -0.478563, -0.097592, -1, 0.490309, -0.145164, 1, 0.478465, -0.0490407, -1, -0.497651, -0.097592, 1, -0.490407, -0.0490407, -1, 0.497553, -0.097592, 1, 0.490309, 0, -1, -0.5, -0.0490407, 1, -0.497651, 0, -1, 0.5, -0.0490407, 1, 0.497553, 0.0489429, -1, -0.497651, 0, 1, -0.5, 0.0489429, -1, 0.497553, 0, 1, 0.5, 0.0974941, -1, -0.490407, 0.0489429, 1, -0.497651, 0.0974941, -1, 0.490309, 0.0489429, 1, 0.497553, 0.145067, -1, -0.478563, 0.0974941, 1, -0.490407, 0.145067, -1, 0.478465, 0.0974941, 1, 0.490309, 0.191269, -1, -0.46202, 0.145067, 1, -0.478563, 0.191269, -1, 0.461922, 0.145067, 1, 0.478465, 0.235611, -1, -0.440975, 0.191269, 1, -0.46202, 0.235611, -1, 0.440877, 0.191269, 1, 0.461922, 0.277702, -1, -0.415818, 0.235611, 1, -0.440975, 0.277702, -1, 0.41572, 0.235611, 1, 0.440877, 0.31715, -1, -0.386551, 0.277702, 1, -0.415818, 0.31715, -1, 0.386453, 0.277702, 1, 0.41572, 0.353465, -1, -0.353563, 0.31715, 1, -0.386551, 0.353465, -1, 0.353465, 0.31715, 1, 0.386453, 0.386453, -1, -0.317247, 0.353465, 1, -0.353563, 0.386453, -1, 0.31715, 0.353465, 1, 0.353465, 0.41572, -1, -0.2778, 0.386453, 1, -0.317247, 0.41572, -1, 0.277702, 0.386453, 1, 0.31715, 0.440877, -1, -0.235709, 0.41572, 1, -0.2778, 0.440877, -1, 0.235611, 0.41572, 1, 0.277702, 0.461922, -1, -0.191366, 0.440877, 1, -0.235709, 0.461922, -1, 0.191269, 0.440877, 1, 0.235611, 0.478465, -1, -0.145164, 0.461922, 1, -0.191366, 0.478465, -1, 0.145067, 0.461922, 1, 0.191269, 0.490309, -1, -0.097592, 0.478465, 1, -0.145164, 0.490309, -1, 0.0974941, 0.478465, 1, 0.145067, 0.497553, -1, -0.0490407, 0.490309, 1, -0.097592, 0.497553, -1, 0.0489429, 0.490309, 1, 0.0974941, 0.5, -1, 0, 0.497553, 1, -0.0490407, 0.497553, 1, 0.0489429, 0.5, 1, 0)
 
+[sub_resource type="Animation" id="Animation_0hul6"]
+resource_name = "light_cycle"
+length = 4.0
+loop_mode = 1
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("Environment/LightAxis:rotation")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0, 4),
+"transitions": PackedFloat32Array(1, 1),
+"update": 0,
+"values": [Vector3(0, 0, 0), Vector3(0, 6.28319, 0)]
+}
+
+[sub_resource type="Animation" id="Animation_48do4"]
+length = 0.001
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("Environment/LightAxis:rotation")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 0,
+"values": [Vector3(0, 0, 0)]
+}
+
+[sub_resource type="AnimationLibrary" id="AnimationLibrary_h554d"]
+_data = {
+"RESET": SubResource("Animation_48do4"),
+"light_cycle": SubResource("Animation_0hul6")
+}
+
 [node name="ArenaMap" type="Node3D"]
 
 [node name="Player" parent="." instance=ExtResource("1_tgee4")]
@@ -45,6 +83,13 @@ environment = SubResource("Environment_0cwcw")
 [node name="DirectionalLight3D" type="DirectionalLight3D" parent="Environment"]
 transform = Transform3D(1, 0, 0, 0, -4.37114e-08, 1, 0, -1, -4.37114e-08, 0, 5, 0)
 
+[node name="LightAxis" type="Node3D" parent="Environment"]
+
+[node name="OmniLight3D" type="OmniLight3D" parent="Environment/LightAxis"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 20, 1, 0)
+light_energy = 16.0
+omni_range = 14.586
+
 [node name="WorldGeometry" type="Node3D" parent="."]
 
 [node name="Floor" type="MeshInstance3D" parent="WorldGeometry"]
@@ -98,3 +143,9 @@ skeleton = NodePath("../..")
 
 [node name="CollisionShape3D" type="CollisionShape3D" parent="WorldGeometry/Pillar4/StaticBody3D"]
 shape = SubResource("ConvexPolygonShape3D_oxcjq")
+
+[node name="AnimationPlayer" type="AnimationPlayer" parent="."]
+libraries = {
+"": SubResource("AnimationLibrary_h554d")
+}
+autoplay = "light_cycle"

src/player/player.tscn

@@ -1,40 +1,22 @@
-[gd_scene load_steps=12 format=3 uid="uid://bqp5mwyat3asv"]
+[gd_scene load_steps=9 format=3 uid="uid://bqp5mwyat3asv"]
 
 [ext_resource type="Script" path="res://src/player/player.gd" id="1_h16ke"]
 [ext_resource type="Texture2D" uid="uid://b0yefajw1cqo" path="res://assets/textures/character_placeholder.png" id="1_iys0p"]
-[ext_resource type="Shader" path="res://src/player/cel_shader.gdshader" id="2_lc05i"]
+[ext_resource type="Shader" path="res://src/shaders/outline.gdshader" id="3_ebm66"]
 [ext_resource type="Script" path="res://src/player/third_person_camera.gd" id="3_gichr"]
 
-[sub_resource type="Gradient" id="Gradient_n24ft"]
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_tgc5x"]
-offsets = PackedFloat32Array(0.443836, 0.852055)
-
-[sub_resource type="GradientTexture1D" id="GradientTexture1D_k01mp"]
-gradient = SubResource("Gradient_n24ft")
-
-[sub_resource type="Gradient" id="Gradient_s23j5"]
-interpolation_mode = 1
-offsets = PackedFloat32Array(0.49, 0.5)
-
-[sub_resource type="GradientTexture1D" id="GradientTexture1D_5ivp0"]
-gradient = SubResource("Gradient_s23j5")
-
-[sub_resource type="ShaderMaterial" id="ShaderMaterial_4kmto"]
 render_priority = 0
-shader = ExtResource("2_lc05i")
+shader = ExtResource("3_ebm66")
-shader_parameter/albedo = Color(1, 1, 1, 1)
+shader_parameter/color = Color(1, 1, 1, 1)
-shader_parameter/roughness = 1.0
+shader_parameter/width = 4.0
-shader_parameter/metallic_texture_channel = null
+
-shader_parameter/metallic = 0.0
+[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_vf1qj"]
-shader_parameter/uv1_scale = Vector3(1, 1, 1)
+next_pass = SubResource("ShaderMaterial_tgc5x")
-shader_parameter/uv1_offset = Vector3(0, 0, 0)
+albedo_texture = ExtResource("1_iys0p")
-shader_parameter/uv2_scale = Vector3(1, 1, 1)
-shader_parameter/uv2_offset = Vector3(0, 0, 0)
-shader_parameter/texture_albedo = ExtResource("1_iys0p")
-shader_parameter/shadow_gradient = SubResource("GradientTexture1D_5ivp0")
-shader_parameter/fresnel_ramp = SubResource("GradientTexture1D_k01mp")
 
 [sub_resource type="CapsuleMesh" id="CapsuleMesh_8sedy"]
-material = SubResource("ShaderMaterial_4kmto")
+material = SubResource("StandardMaterial3D_vf1qj")
 
 [sub_resource type="CapsuleShape3D" id="CapsuleShape3D_otw5j"]
 

src/shaders/blur.gdshader

@@ -0,0 +1,7 @@
+shader_type canvas_item;
+
+uniform float lod: hint_range(0.0, 5.0) = 0.0;
+
+void fragment() {
+	COLOR = texture(TEXTURE, SCREEN_UV, lod);
+}

src/shaders/outline.gdshader

@@ -0,0 +1,25 @@
+/* Outline shader
+ * Adapted from https://godotshaders.com/shader/pixel-perfect-outline-shader/
+ */
+shader_type spatial;
+render_mode cull_front, unshaded;
+
+uniform vec4 color: source_color;
+uniform float width = 1.0;
+
+void vertex() {
+	vec4 clip_position = PROJECTION_MATRIX * (MODELVIEW_MATRIX * vec4(VERTEX, 1.0));
+	vec3 clip_normal = mat3(PROJECTION_MATRIX) * (mat3(MODELVIEW_MATRIX) * NORMAL);
+
+	vec2 offset = normalize(clip_normal.xy) / VIEWPORT_SIZE * clip_position.w * width * 2.0;
+
+	clip_position.xy += offset;
+	POSITION = clip_position;
+}
+
+void fragment() {
+	ALBEDO = color.rgb;
+	if (color.a < 1.0) {
+		ALPHA = color.a;
+	}
+}

src/shaders/threshold.gdshader

@@ -0,0 +1,23 @@
+/* Binary threshold shader */
+
+shader_type canvas_item;
+
+uniform vec4 color_low: source_color = vec4(0.0, 0.0, 0.0, 1.0);
+uniform vec4 color_hi: source_color = vec4(1.0, 1.0, 1.0, 1.0);
+
+uniform float threshold: hint_range(0.0, 1.0) = 0.5;
+uniform float contrast: hint_range(0.0, 1.0) = 1.0;
+uniform float offset: hint_range(-1.0, 1.0) = 0.0;
+
+
+void fragment() {
+	vec3 screen_col = texture(TEXTURE, UV).rgb;
+
+	// calculate pixel luminosity
+	float luminosity = (screen_col.r * 0.299) + (screen_col.g * 0.587) + (screen_col.b * 0.114);
+
+	// adjust contrast & offset
+	luminosity = clamp((luminosity - 0.5 + offset) * contrast + 0.5, 0.0, 1.0);
+
+	COLOR.rgba = luminosity > threshold ? color_hi : color_low;
+}