[gd_scene format=3 uid="uid://bcx1d8kvp7o0h"]

[ext_resource type="Texture2D" uid="uid://bhdecga15imvk" path="res://Assets/Spritesheets/Trees/Big_Spruce_tree.png" id="1_xun88"]
[ext_resource type="PackedScene" uid="uid://d24gcv3umq60k" path="res://Entities/Characters/Utility/Occlusion/occlusion_culler.tscn" id="2_45i4c"]
[ext_resource type="PackedScene" uid="uid://dpwm1tn0mbr3l" path="res://Entities/Map Objects/Trees/Effects/leaf_spawner.tscn" id="3_nua4y"]
[ext_resource type="Texture2D" uid="uid://ckvfo6bl606hp" path="res://Assets/Spritesheets/Trees/Spruce_Needle_Particle.png" id="4_34ibr"]

[sub_resource type="CircleShape2D" id="CircleShape2D_13veg"]
radius = 15.033297

[sub_resource type="CircleShape2D" id="CircleShape2D_34ibr"]
radius = 8.0

[sub_resource type="CircleShape2D" id="CircleShape2D_bbkr4"]
radius = 3.0

[sub_resource type="Shader" id="Shader_34ibr"]
code = "shader_type canvas_item;

uniform bool render_noise = false;
uniform sampler2D noise_texture : repeat_enable; // set in inspector
uniform float amplitude : hint_range(0.0, 0.5, 0.01) = 0.2;
uniform float time_scale : hint_range(0.0, 5.0, 0.01) = 0.04;
uniform float noise_scale : hint_range(0.0, 2.0, 0.0001) = 0.001;
uniform float rotation_strength : hint_range(0.0, 5.0, 0.1) = 1;
uniform vec2 rotation_pivot = vec2(0.5, 1);
varying vec2 world_position;

void vertex(){
    world_position = (MODEL_MATRIX * vec4(VERTEX, 0.0, 1.0)).xy;
}

vec2 get_sample_pos(vec2 pos, float scale, float offset) {
	pos *= scale;
	pos += offset;
	return pos;
}

vec2 rotate_vec(vec2 vec, vec2 pivot, float rotation) {
	float cosa = cos(rotation);
	float sina = sin(rotation);
	vec -= pivot;
	return vec2(
		cosa * vec.x - sina * vec.y,
		cosa * vec.y + sina * vec.x
	) + pivot;
}

void fragment() {
	// get noise from texture
	vec2 noise_sample_pos = get_sample_pos(world_position, noise_scale, TIME * time_scale);
	float noise_amount = texture(noise_texture, noise_sample_pos).r - 0.5f;

	// get rotation position around a pivot
	float rotation = amplitude * noise_amount;
	vec2 rotated_uvs = rotate_vec(UV, rotation_pivot, rotation);

	// blend original uvs and rotated uvs based on distance to pivot
	float dist = distance(UV, rotation_pivot) * rotation_strength;
	vec2 result_uvs = mix(UV, rotated_uvs, dist);

	// output color
	COLOR = texture(TEXTURE, result_uvs);

	// optional, preview noise texture for debugging
	if (render_noise) {
		vec4 noise_color = texture(noise_texture, noise_sample_pos);
		COLOR = noise_color;
	}
}"

[sub_resource type="NoiseTexture2D" id="NoiseTexture2D_bbkr4"]

[sub_resource type="ShaderMaterial" id="ShaderMaterial_b4y2c"]
shader = SubResource("Shader_34ibr")
shader_parameter/render_noise = false
shader_parameter/noise_texture = SubResource("NoiseTexture2D_bbkr4")
shader_parameter/amplitude = 0.03999999910592
shader_parameter/time_scale = 0.04
shader_parameter/noise_scale = 0.001
shader_parameter/rotation_strength = 1.0
shader_parameter/rotation_pivot = Vector2(0.5, 1)

[sub_resource type="AtlasTexture" id="AtlasTexture_5otsd"]
atlas = ExtResource("1_xun88")
region = Rect2(64, 0, 64, 80)

[sub_resource type="RectangleShape2D" id="RectangleShape2D_0srx6"]
size = Vector2(16, 10)

[node name="Tree 03" type="StaticBody2D" unique_id=2046930104]
y_sort_enabled = true

[node name="Occlusion Culler" parent="." unique_id=1362480066 node_paths=PackedStringArray("nodes_to_occlude") instance=ExtResource("2_45i4c")]
nodes_to_occlude = [NodePath("../Sprite2D")]

[node name="CollisionShape2D" type="CollisionShape2D" parent="Occlusion Culler" unique_id=585236031]
shape = SubResource("CircleShape2D_13veg")

[node name="CollisionShape2D2" type="CollisionShape2D" parent="Occlusion Culler" unique_id=1731688944]
position = Vector2(0, -18)
shape = SubResource("CircleShape2D_34ibr")

[node name="CollisionShape2D3" type="CollisionShape2D" parent="Occlusion Culler" unique_id=424659978]
position = Vector2(0, -32)
shape = SubResource("CircleShape2D_bbkr4")

[node name="Sprite2D" type="Sprite2D" parent="." unique_id=1420512565]
y_sort_enabled = true
material = SubResource("ShaderMaterial_b4y2c")
position = Vector2(0, 24)
texture = SubResource("AtlasTexture_5otsd")
offset = Vector2(0, -24)

[node name="CollisionShape2D" type="CollisionShape2D" parent="." unique_id=870152657]
position = Vector2(0, 19)
shape = SubResource("RectangleShape2D_0srx6")

[node name="Leaf Spawner" parent="." unique_id=986945632 node_paths=PackedStringArray("spawn_markers", "destination_markers") instance=ExtResource("3_nua4y")]
leaf_texture = ExtResource("4_34ibr")
spawn_markers = NodePath("Spawn Markers")
destination_markers = NodePath("Destination Markers")

[node name="Spawn Markers" type="Node2D" parent="Leaf Spawner" unique_id=992261793]

[node name="Marker2D" type="Marker2D" parent="Leaf Spawner/Spawn Markers" unique_id=1312492144]
position = Vector2(-14, 5)

[node name="Marker2D2" type="Marker2D" parent="Leaf Spawner/Spawn Markers" unique_id=1942462835]
position = Vector2(-11, -4)

[node name="Marker2D3" type="Marker2D" parent="Leaf Spawner/Spawn Markers" unique_id=810574820]
position = Vector2(-7, -15)

[node name="Marker2D4" type="Marker2D" parent="Leaf Spawner/Spawn Markers" unique_id=291879085]
position = Vector2(-3, -29)

[node name="Marker2D5" type="Marker2D" parent="Leaf Spawner/Spawn Markers" unique_id=1559139972]
position = Vector2(4, -30)

[node name="Marker2D6" type="Marker2D" parent="Leaf Spawner/Spawn Markers" unique_id=842452431]
position = Vector2(7, -22)

[node name="Marker2D7" type="Marker2D" parent="Leaf Spawner/Spawn Markers" unique_id=947896890]
position = Vector2(10, -12)

[node name="Marker2D8" type="Marker2D" parent="Leaf Spawner/Spawn Markers" unique_id=1254697051]
position = Vector2(11, 1)

[node name="Marker2D9" type="Marker2D" parent="Leaf Spawner/Spawn Markers" unique_id=598463156]
position = Vector2(13, 12)

[node name="Marker2D10" type="Marker2D" parent="Leaf Spawner/Spawn Markers" unique_id=1632041472]
position = Vector2(7, 14)

[node name="Marker2D11" type="Marker2D" parent="Leaf Spawner/Spawn Markers" unique_id=705248658]
position = Vector2(-7, 14)

[node name="Destination Markers" type="Node2D" parent="Leaf Spawner" unique_id=1084196582]

[node name="Marker2D" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=1434626655]
position = Vector2(-17, 19)

[node name="Marker2D2" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=1985496050]
position = Vector2(-32, 27)

[node name="Marker2D3" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=612599198]
position = Vector2(-30, 15)

[node name="Marker2D4" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=1750692117]
position = Vector2(-19, 33)

[node name="Marker2D5" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=1637274691]
position = Vector2(-7, 38)

[node name="Marker2D6" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=270534968]
position = Vector2(-1, 30)

[node name="Marker2D7" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=1580580484]
position = Vector2(-8, 27)

[node name="Marker2D8" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=1666879158]
position = Vector2(14, 38)

[node name="Marker2D9" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=33388155]
position = Vector2(12, 30)

[node name="Marker2D10" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=1245617655]
position = Vector2(24, 25)

[node name="Marker2D11" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=709006321]
position = Vector2(19, 20)

[node name="Marker2D12" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=602455411]
position = Vector2(28, 14)

[node name="Marker2D13" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=264453249]
position = Vector2(35, 28)

[node name="Marker2D14" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=2036567999]
position = Vector2(28, 36)

[node name="Marker2D15" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=1663646612]
position = Vector2(-26, 34)

[node name="Marker2D16" type="Marker2D" parent="Leaf Spawner/Destination Markers" unique_id=1858656621]
position = Vector2(-26, 34)
