[gd_scene load_steps=14 format=3 uid="uid://df3ur5wll8vx7"]

[ext_resource type="PackedScene" uid="uid://4j1tlhfm3p40" path="res://base-environments/transition/subway_train.tscn" id="1_2h2xx"]
[ext_resource type="Script" uid="uid://dgfje4druu3sw" path="res://base-environments/transition/code/dolly.gd" id="1_5jpg8"]

[sub_resource type="Shader" id="Shader_tpaj8"]
code = "shader_type spatial;
render_mode depth_prepass_alpha;

uniform float time;
uniform sampler2D horizontal_gradient: repeat_disable;
uniform sampler2D horizontal_emission: repeat_disable;
uniform sampler2D vertical_gradient: repeat_disable;
uniform sampler2D vertical_emission: repeat_disable;

void vertex() {
	// Called for every vertex the material is visible on.
}

void fragment() {
	float anim_progress = time;
	//float anim_progress = fract(TIME * 0.25);

	ALBEDO = texture(horizontal_gradient, UV.yx).xyz * mix(vec3(1.0), texture(vertical_gradient, UV * vec2(anim_progress)).xyz, anim_progress);
	ALPHA = min(clamp(3.0-anim_progress*2.0, 0.0, 1.0),  texture(horizontal_gradient, UV.yx).w * texture(vertical_gradient, UV).w * pow(anim_progress, 0.6));
	EMISSION = texture(horizontal_emission, UV.yx).xyz * mix(vec3(1.0), texture(vertical_emission, UV * vec2(anim_progress)).xyz, min(1.0, anim_progress));
	ROUGHNESS = 0.5;
	SPECULAR = 0.4;
	METALLIC = 0.3;
}

//void light() {
//	// Called for every pixel for every light affecting the material.
//	// Uncomment to replace the default light processing function with this one.
//}
"

[sub_resource type="Gradient" id="Gradient_sofnd"]
offsets = PackedFloat32Array(0.190283, 0.237517, 0.252362, 0.263158, 0.358974, 0.620783)
colors = PackedColorArray(0, 0, 0, 1, 0.498876, 0.371803, 0.25703, 1, 0.999199, 0.798087, 0.641907, 1, 0.552793, 0.341064, 0.190397, 1, 0.428199, 0.393103, 0.309389, 1, 0, 0, 0, 1)

[sub_resource type="GradientTexture1D" id="GradientTexture1D_bjefl"]
gradient = SubResource("Gradient_sofnd")

[sub_resource type="Gradient" id="Gradient_csq32"]
offsets = PackedFloat32Array(0, 0.0526316, 0.165992, 0.62753, 0.647773, 0.704453, 0.731444, 1)
colors = PackedColorArray(0.0563103, 0.372397, 0.669528, 1, 0, 0, 0, 0.968627, 0.0844204, 0.319764, 0.485866, 0.796078, 0.0554195, 0.372493, 0.670199, 0.871024, 0, 0, 0, 0.933333, 0.0507, 0.237315, 0.39, 1, 0.0563103, 0.372397, 0.669528, 1, 0.0261, 0.092075, 0.29, 0.894118)

[sub_resource type="GradientTexture1D" id="GradientTexture1D_tpaj8"]
gradient = SubResource("Gradient_csq32")
width = 1024

[sub_resource type="Gradient" id="Gradient_grftg"]
offsets = PackedFloat32Array(0.147099, 0.159244, 0.195682, 0.213225, 0.267206, 0.287449, 0.31444, 0.34143, 0.364372, 0.398111, 0.430499, 0.442645, 0.480432, 0.511471, 1)
colors = PackedColorArray(0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0.194349, 0.194349, 0.194349, 1, 0.194349, 0.194349, 0.194349, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1)

[sub_resource type="GradientTexture1D" id="GradientTexture1D_v43sq"]
gradient = SubResource("Gradient_grftg")

[sub_resource type="Gradient" id="Gradient_l33v1"]
offsets = PackedFloat32Array(0.022942, 0.11471, 0.2045054, 0.21741071, 0.25024083, 0.26036772, 0.438596, 0.45614, 0.473684, 0.866397, 1)
colors = PackedColorArray(1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0.0820244, 0.0820244, 0.0820244, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0)

[sub_resource type="GradientTexture1D" id="GradientTexture1D_nnax0"]
gradient = SubResource("Gradient_l33v1")

[sub_resource type="ShaderMaterial" id="ShaderMaterial_0vobo"]
render_priority = 1
shader = SubResource("Shader_tpaj8")
shader_parameter/time = 0.0
shader_parameter/horizontal_gradient = SubResource("GradientTexture1D_tpaj8")
shader_parameter/horizontal_emission = SubResource("GradientTexture1D_bjefl")
shader_parameter/vertical_gradient = SubResource("GradientTexture1D_nnax0")
shader_parameter/vertical_emission = SubResource("GradientTexture1D_v43sq")

[sub_resource type="QuadMesh" id="QuadMesh_ppxbm"]

[node name="TrainDolly" type="Node3D"]
script = ExtResource("1_5jpg8")

[node name="West" type="Node3D" parent="."]
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 130)

[node name="East" type="Node3D" parent="."]
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, -130)

[node name="Train" type="Node3D" parent="."]
transform = Transform3D(-4.371139e-08, 0, -1, 0, 1, 0, 1, 0, -4.371139e-08, 0, 0, 0)

[node name="subway_train" parent="Train" instance=ExtResource("1_2h2xx")]
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0.7804413, 0, 0)

[node name="MeshInstance3D8" type="MeshInstance3D" parent="Train"]
transform = Transform3D(-42.01, 4.0756225e-07, 4.3401164e-07, -6.330816e-06, -2.8743172, -0.1808367, -5.9450595e-06, 0.1808367, -2.8743172, -3.9468384, 1.286, 2.488358)
visible = false
material_override = SubResource("ShaderMaterial_0vobo")
mesh = SubResource("QuadMesh_ppxbm")
skeleton = NodePath("../../../GPUParticles3D4")