[gd_scene load_steps=8 format=3 uid="uid://d2rmg0r1hircj"]

[sub_resource type="BoxShape3D" id="BoxShape3D_urlb8"]

[sub_resource type="Shader" id="Shader_kkxwe"]
code = "shader_type spatial;
//Simple 3D shader to create a force-field effect inspired by Faultless Defense from Guilty Gear Xrd.
//In summary, it takes logic used for simple rim lighting and uses it to create the alpha instead.

render_mode blend_mix,depth_draw_always,cull_back,diffuse_burley,specular_schlick_ggx;//depth_test_disable;
uniform vec4 albedo : hint_color;
uniform vec4 emission_color : hint_color;
uniform sampler2D texture_albedo : hint_albedo;
uniform float emission_amount: hint_range(0.0, 16.0) = 5.0f; 
uniform float rim_steepness : hint_range(0.0f, 16.0f) = 3.0f; //higher values mean a smaller rim.
uniform vec3 uv_scale;
uniform vec3 uv_offset;


void vertex() {
	UV=UV*uv_scale.xy+uv_offset.xy;
}

void fragment() {
	vec2 base_uv = UV;
	vec4 albedo_tex = texture(texture_albedo,base_uv);
	ALBEDO = albedo.rgb * albedo_tex.rgb;
	EMISSION = emission_color.rgb * emission_amount;
	float PI = 3.14159265359;
	float NdotV = dot(NORMAL, VIEW);
	float rim_light = pow(1.0 - NdotV, rim_steepness);
	ALPHA = rim_light * emission_color.a / PI;
}"

[sub_resource type="ShaderMaterial" id="ShaderMaterial_xe3kp"]
render_priority = 0
shader = SubResource("Shader_kkxwe")

[sub_resource type="PlaneMesh" id="PlaneMesh_u64vp"]
material = SubResource("ShaderMaterial_xe3kp")

[sub_resource type="Shader" id="Shader_6md8p"]
code = "shader_type canvas_item;

const float REPEAT = 5.0;

mat2 rot(float a) {
	float c = cos(a), s = sin(a);
	return mat2(vec2(c,s),vec2(-s,c));
}

float sdBox( vec3 p, vec3 b )
{
	vec3 q = abs(p) - b;
	return length(max(q,0.0)) + min(max(q.x,max(q.y,q.z)),0.0);
}

float box(vec3 pos, float scale) {
	pos *= scale;
	float base = sdBox(pos, vec3(.4,.4,.1)) /1.5;
	pos.xy *= 5.;
	pos.y -= 3.5;
	pos.xy *= rot(.75);
	float result = -base;
	return result;
}

float box_set(vec3 pos, float iTime,float gTime) {
	vec3 pos_origin = pos;
	pos = pos_origin;
	pos .y += sin(gTime * 0.4) * 2.5;
	pos.xy *=   rot(.8);
	float box1 = box(pos,2. - abs(sin(gTime * 0.4)) * 1.5);
	pos = pos_origin;
	pos .y -=sin(gTime * 0.4) * 2.5;
	pos.xy *=   rot(.8);
	float box2 = box(pos,2. - abs(sin(gTime * 0.4)) * 1.5);
	pos = pos_origin;
	pos .x +=sin(gTime * 0.4) * 2.5;
	pos.xy *=   rot(.8);
	float box3 = box(pos,2. - abs(sin(gTime * 0.4)) * 1.5);	
	pos = pos_origin;
	pos .x -=sin(gTime * 0.4) * 2.5;
	pos.xy *=   rot(.8);
	float box4 = box(pos,2. - abs(sin(gTime * 0.4)) * 1.5);	
	pos = pos_origin;
	pos.xy *=   rot(.8);
	float box5 = box(pos,.5) * 6.;	
	pos = pos_origin;
	float box6 = box(pos,.5) * 6.;	
	float result = max(max(max(max(max(box1,box2),box3),box4),box5),box6);
	return result;
}

float map(vec3 pos, float iTime, float gTime) {
	vec3 pos_origin = pos;
	float box_set1 = box_set(pos, iTime, gTime);

	return box_set1;
}

void fragment() {
	vec2 iResolution = 1.0 / SCREEN_PIXEL_SIZE;
	float iTime = TIME;
	float gTime = 0.0;
	vec2 p = (FRAGCOORD.xy * 2. - iResolution.xy) / min(iResolution.x, iResolution.y);
	vec3 ro = vec3(0., -0.2 ,iTime * 4.);
	vec3 ray = normalize(vec3(p, 1.5));
	ray.xy = ray.xy * rot(sin(iTime * .03) * 5.);
	ray.yz = ray.yz * rot(sin(iTime * .05) * .2);
	float t = 0.1;
	vec3 col = vec3(0.);
	float ac = 0.0;


	for (int i = 0; i < 99; i++){
		vec3 pos = ro + ray * t;
		pos = mod(pos-2., 4.) -2.;
		gTime = iTime -float(i) * 0.01;
		
		float d = map(pos, iTime, gTime);

		d = max(abs(d), 0.01);
		ac += exp(-d*23.);

		t += d* 0.55;
	}

	col = vec3(ac * 0.02);

	col +=vec3(0.,0.2 * abs(sin(iTime)),0.5 + sin(iTime) * 0.2);


	COLOR = vec4(col ,1.0 - t * (0.02 + 0.02 * sin (iTime)));
}"

[sub_resource type="ShaderMaterial" id="ShaderMaterial_hw5y5"]
shader = SubResource("Shader_6md8p")

[sub_resource type="LabelSettings" id="LabelSettings_p3ds8"]
font_size = 48

[node name="Area3D" type="Area3D"]

[node name="CollisionShape3D" type="CollisionShape3D" parent="."]
shape = SubResource("BoxShape3D_urlb8")

[node name="MeshInstance3D" type="MeshInstance3D" parent="."]
mesh = SubResource("PlaneMesh_u64vp")

[node name="CanvasLayer" type="CanvasLayer" parent="."]

[node name="ColorRect" type="ColorRect" parent="CanvasLayer"]
anchors_preset = 15
anchor_right = 1.0
anchor_bottom = 1.0
grow_horizontal = 2
grow_vertical = 2
color = Color(0, 0, 0, 1)

[node name="Shader" type="ColorRect" parent="CanvasLayer"]
material = SubResource("ShaderMaterial_hw5y5")
anchors_preset = 15
anchor_right = 1.0
anchor_bottom = 1.0
grow_horizontal = 2
grow_vertical = 2

[node name="Label" type="Label" parent="CanvasLayer"]
anchors_preset = 2
anchor_top = 1.0
anchor_bottom = 1.0
offset_left = 19.0
offset_top = -78.0
offset_right = 789.0
offset_bottom = -18.0
grow_vertical = 0
text = "Keine Panik! Die Simulation lädt..."
label_settings = SubResource("LabelSettings_p3ds8")