adding starlight projector

src/assets/VFX/starlight_projector.shader

@@ -0,0 +1,56 @@
+shader_type spatial;
+render_mode blend_add, specular_disabled, ambient_light_disabled;
+
+/*
+noise1 = universe_noise.rg
+noise2 = universe_noise.ba
+*/
+uniform sampler2D universe_noise;
+/*
+stars = other_noise.r
+star_noise = other_noise.g
+gradient = other_noise.b
+*/
+uniform vec2 displace_gradient = vec2(0.0);
+uniform vec2 displace_stars = vec2(0.0);
+uniform float star_scale = 0.5;
+uniform sampler2D other_noise;
+uniform vec4 fog_color:hint_color = vec4(0.0, 0.0, 1.0, 1.0);
+uniform vec4 star_color:hint_color = vec4(1.0);
+uniform float strengh_noise1 = 3.0;
+uniform float strengh_noise2 = 3.0;
+uniform float strengh_star_noise = 0.5;
+uniform float time_scale_noise1 = 0.05;
+uniform float time_scale_noise2 = 0.05;
+uniform float time_scale_stars = 0.05;
+uniform float time_scale_star_noise = 0.2;
+
+// https://gist.github.com/ayamflow/c06bc0c8a64f985dd431bd0ac5b557cd
+vec2 rotateUV(vec2 uv, vec2 mid, float rotation)
+{
+    return vec2(
+      cos(rotation) * (uv.x - mid.x) + sin(rotation) * (uv.y - mid.y) + mid.x,
+      cos(rotation) * (uv.y - mid.y) - sin(rotation) * (uv.x - mid.x) + mid.y
+    );
+}
+
+void fragment() {
+    ALBEDO = vec3(0.0);
+    ALBEDO = fog_color.rgb * texture(other_noise, displace_gradient + UV +
+        (
+            texture(universe_noise, rotateUV(UV, vec2(0.0, 0.0), TIME * time_scale_noise1)).rg
+            - vec2(.5)
+        )
+        * strengh_noise1
+        + (
+            texture(universe_noise, rotateUV(UV, vec2(1.0, 1.0), TIME * time_scale_noise2)).ba
+            - vec2(.5)
+        )
+        * strengh_noise2
+    ).b
+    + (star_color.rgb * (texture(other_noise, rotateUV(UV, vec2(0.0, 0.0), TIME * time_scale_noise2) ).r
+        * max(0.0, sin(
+            TIME * time_scale_star_noise
+            * texture(other_noise, UV).g
+        ))));
+}

src/assets/VFX/stars_and_gradient.png.import

@@ -0,0 +1,35 @@
+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/stars_and_gradient.png-fe9412781c2987f4f28a9b70b98ad323.stex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://assets/VFX/stars_and_gradient.png"
+dest_files=[ "res://.import/stars_and_gradient.png-fe9412781c2987f4f28a9b70b98ad323.stex" ]
+
+[params]
+
+compress/mode=0
+compress/lossy_quality=0.9
+compress/hdr_mode=0
+compress/bptc_ldr=0
+compress/normal_map=0
+flags/repeat=1
+flags/filter=true
+flags/mipmaps=true
+flags/anisotropic=false
+flags/srgb=2
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/HDR_as_SRGB=false
+process/invert_color=false
+process/normal_map_invert_y=false
+stream=false
+size_limit=0
+detect_3d=false
+svg/scale=1.0

src/assets/VFX/universe_noise.png.import

@@ -0,0 +1,35 @@
+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/universe_noise.png-c1b138e3a84d69fb8ab3f799b304a053.stex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://assets/VFX/universe_noise.png"
+dest_files=[ "res://.import/universe_noise.png-c1b138e3a84d69fb8ab3f799b304a053.stex" ]
+
+[params]
+
+compress/mode=0
+compress/lossy_quality=0.7
+compress/hdr_mode=0
+compress/bptc_ldr=0
+compress/normal_map=0
+flags/repeat=true
+flags/filter=true
+flags/mipmaps=true
+flags/anisotropic=false
+flags/srgb=2
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/HDR_as_SRGB=false
+process/invert_color=false
+process/normal_map_invert_y=false
+stream=false
+size_limit=0
+detect_3d=false
+svg/scale=1.0

src/base_scenes/youth_room.tscn

@@ -1,7 +1,8 @@
-[gd_scene load_steps=9 format=2]
+[gd_scene load_steps=10 format=2]
 
 [ext_resource path="res://assets/youth_room/youth_room.glb" type="PackedScene" id=1]
 [ext_resource path="res://assets/textures/hdr/pretville_cinema_4k.hdr" type="Texture" id=2]
+[ext_resource path="res://assets/youth_room/starlight_catcher_room001.mesh" type="ArrayMesh" id=6]
 
 [sub_resource type="PanoramaSky" id=1]
 radiance_size = 4
@@ -12,6 +13,15 @@ background_mode = 2
 background_sky = SubResource( 1 )
 background_sky_orientation = Basis( -0.866025, 0.5, 8.74228e-08, 0.5, 0.866025, 0, -7.57103e-08, 4.37114e-08, -1 )
 background_energy = 0.1
+fog_enabled = true
+fog_color = Color( 0.0627451, 0.0666667, 0.168627, 1 )
+fog_depth_enabled = false
+fog_depth_curve = 0.812252
+fog_transmit_curve = 1.10957
+fog_height_enabled = true
+fog_height_min = 3.0
+fog_height_max = -2.0
+fog_height_curve = 3.36358
 tonemap_mode = 1
 tonemap_exposure = 1.62
 tonemap_white = 2.01
@@ -156,6 +166,7 @@ depth = 4.39209
 environment = SubResource( 2 )
 
 [node name="Thunder" type="Spatial" parent="WorldEnvironment"]
+visible = false
 
 [node name="AnimationPlayer" type="AnimationPlayer" parent="WorldEnvironment/Thunder"]
 autoplay = "lightning_1"
@@ -163,10 +174,11 @@ anims/RESET = SubResource( 4 )
 anims/lightning_1 = SubResource( 5 )
 
 [node name="DirectionalLight" type="SpotLight" parent="WorldEnvironment/Thunder"]
-transform = Transform( 0.928274, 0.0676328, -0.365694, 0.00504579, 0.980943, 0.194227, 0.371861, -0.182142, 0.910243, 0, 2.42148, 5.72203 )
+transform = Transform( 0.928274, 0.0676328, -0.365694, 0.00504578, 0.980943, 0.194227, 0.371861, -0.182142, 0.910243, 0, 2.42148, 5.72203 )
 light_color = Color( 0.87451, 0.968627, 1, 1 )
 light_energy = 0.0
 light_specular = 4.662
+light_cull_mask = 4294966273
 shadow_enabled = true
 spot_range = 8.5031
 spot_angle = 22.4863
@@ -174,6 +186,7 @@ spot_angle = 22.4863
 [node name="OmniLight" type="OmniLight" parent="WorldEnvironment/Thunder/DirectionalLight"]
 transform = Transform( 0.914217, -0.0247696, 0.404467, 0.0922751, 0.984632, -0.14827, -0.394579, 0.172874, 0.902454, -1.74898, 0.227914, -8.58099 )
 light_energy = 0.0
+light_cull_mask = 4294966289
 omni_range = 6.36159
 script = SubResource( 6 )
 
@@ -182,13 +195,15 @@ transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0.191191, 1.74344, -0.0735504
 light_color = Color( 0.101961, 0, 1, 1 )
 light_energy = 0.2
 light_specular = 0.0
+light_cull_mask = 4294966273
 omni_range = 4.66672
 omni_attenuation = 0.329878
 
 [node name="OmniLight2" type="OmniLight" parent="WorldEnvironment"]
-transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 1.23416, 1.99505, 0.375105 )
-light_color = Color( 1, 0.666667, 0.470588, 1 )
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0.931734, 1.87783, 0.470971 )
+light_color = Color( 1, 0.647059, 0.447059, 1 )
 light_energy = 0.2
+light_cull_mask = 4294966273
 shadow_enabled = true
 shadow_bias = 0.034
 omni_range = 3.81869
@@ -199,6 +214,7 @@ omni_shadow_mode = 0
 transform = Transform( 0.99801, 0.0320666, 0.0542887, -0.0630518, 0.507564, 0.859304, 0, -0.861017, 0.508576, -0.585629, 1.40734, 1.63678 )
 light_color = Color( 0.952941, 0.694118, 0.419608, 1 )
 light_energy = 4.0
+light_cull_mask = 4294966273
 spot_range = 1.3341
 spot_angle = 53.3304
 
@@ -206,13 +222,15 @@ spot_angle = 53.3304
 transform = Transform( 1, 0, 0, 0, 1, 2.98023e-08, 0, 2.98023e-08, 1, 0.00947899, 0.0839477, -0.379508 )
 light_color = Color( 1, 0.666667, 0.470588, 1 )
 light_energy = 0.2
+light_cull_mask = 4294966273
 shadow_enabled = true
 omni_range = 4.09816
 omni_attenuation = 0.554784
 omni_shadow_mode = 0
 
 [node name="Camera" type="Camera" parent="."]
-transform = Transform( -0.684369, 0, -0.729136, 0, 1, 0, 0.729136, 0, -0.684369, -0.579239, 1.09208, -1.04088 )
+transform = Transform( 0.906234, 0.00170183, 0.422774, 0.0332697, 0.996604, -0.0753268, -0.421466, 0.0823293, 0.903099, 1.239, 1.104, 2.447 )
+cull_mask = 1048573
 
 [node name="Label" type="Label" parent="Camera"]
 margin_right = 40.0
@@ -221,4 +239,21 @@ script = SubResource( 3 )
 
 [node name="SpotLight" type="SpotLight" parent="."]
 transform = Transform( -0.267934, 0.906933, 0.325091, -0.828721, -0.389042, 0.402327, 0.491357, -0.161613, 0.855833, 3.21517, 0.148682, 0.80532 )
+layers = 16
+light_cull_mask = 4294966288
 spot_angle = 40.6194
+
+[node name="starlight_catcher_room001" type="MeshInstance" parent="."]
+transform = Transform( 0.995, 0, 0, 0, 0.995, 0, 0, 0, 0.995, 0, 0, 0 )
+layers = 16
+mesh = ExtResource( 6 )
+skeleton = NodePath("Projector")
+
+[node name="Projector" type="SpotLight" parent="starlight_catcher_room001"]
+transform = Transform( 0.701463, 0.42093, 0.583818, 0.255247, 0.616753, -0.751359, -0.672959, 0.672688, 0.323562, 1.74449, 0.672188, 0.17655 )
+layers = 16
+light_energy = 3.642
+light_cull_mask = 4294966288
+spot_range = 3.22806
+spot_attenuation = 3.13834
+spot_angle = 40.3476

src/dev-util/test-scene.tscn

@@ -0,0 +1,34 @@
+[gd_scene load_steps=3 format=2]
+
+[sub_resource type="SpatialMaterial" id=1]
+flags_unshaded = true
+
+[sub_resource type="CanvasItemMaterial" id=2]
+blend_mode = 1
+
+[node name="Spatial" type="Spatial"]
+
+[node name="CSGBox" type="CSGBox" parent="."]
+
+[node name="CSGBox2" type="CSGBox" parent="."]
+transform = Transform( 0.385146, 0.3526, -0.128526, -0.230014, 0.367299, 0.318384, 0.296545, -0.173055, 0.413879, 0, 0, 0 )
+layers = 2
+material = SubResource( 1 )
+
+[node name="Camera" type="Camera" parent="."]
+transform = Transform( 0.843716, 0.0666588, 0.532636, -0.427728, 0.68302, 0.592058, -0.324335, -0.727352, 0.604786, -1.03121, 2.09691, 2.99809 )
+cull_mask = 1048573
+
+[node name="ViewportContainer" type="ViewportContainer" parent="Camera"]
+material = SubResource( 2 )
+margin_right = 1920.0
+margin_bottom = 1080.0
+
+[node name="Viewport" type="Viewport" parent="Camera/ViewportContainer"]
+size = Vector2( 1920, 1080 )
+handle_input_locally = false
+render_target_update_mode = 3
+
+[node name="Camera2" type="Camera" parent="Camera"]
+transform = Transform( 1, 0, 0, -1.49012e-08, 1, -1.49012e-08, -2.98023e-08, 1.49012e-08, 1, 0, 0, 0 )
+cull_mask = 1048574

src/project.godot

@@ -35,6 +35,12 @@ click={
 
 pointing/emulate_touch_from_mouse=true
 
+[layer_names]
+
+3d_render/layer_1="main_geometry"
+3d_render/layer_2="main_lights"
+3d_render/layer_3="starlight"
+
 [physics]
 
 common/enable_pause_aware_picking=true