Rijad Zuzo
111 lines
3.2 KiB
GDScript
111 lines
3.2 KiB
GDScript
extends Node3D
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enum CanopyVariant {
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GREEN,
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DARK_GREEN,
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YELLOW_GREEN,
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}
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const COLORS := {
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CanopyVariant.GREEN: Color(0.40, 0.62, 0.28),
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CanopyVariant.DARK_GREEN: Color(0.26, 0.51, 0.34),
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CanopyVariant.YELLOW_GREEN: Color(0.55, 0.67, 0.29),
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}
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const TREE_MODEL := preload("res://assets/painterly/painterly_tree.glb")
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const WIND_SHADER := preload("res://world/jajce/materials/wind.gdshader")
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const WIND_STRENGTH := 0.07
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const WIND_SPEED := 0.55
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static var _canopy_mesh: Mesh
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static var _trunk_mesh: Mesh
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static var _bark_material: StandardMaterial3D
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func _ready() -> void:
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for child in get_children():
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child.queue_free()
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var hash_seed := hash(global_position)
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var rng := RandomNumberGenerator.new()
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rng.seed = hash_seed
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var canopy_variant := rng.randi() % COLORS.size() as CanopyVariant
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var canopy_radius := 1.25 + rng.randf() * 0.6
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var wind_phase := rng.randf_range(0.0, TAU)
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_ensure_shared_meshes()
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var trunk := MeshInstance3D.new()
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trunk.name = "Trunk"
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trunk.mesh = _trunk_mesh
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trunk.material_override = _bark_material
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add_child(trunk)
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var canopy_color: Color = COLORS[canopy_variant]
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var crown_height := 3.7 + (canopy_radius - 1.2) * 0.45
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_add_canopy(
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"Canopy",
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Vector3(0.0, crown_height, 0.0),
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Vector3(canopy_radius * 1.18, canopy_radius * 0.96, canopy_radius * 1.05),
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canopy_color,
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wind_phase
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)
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_add_canopy(
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"CanopyLeft",
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Vector3(-0.94, crown_height - 0.27, 0.14),
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Vector3(canopy_radius * 0.84, canopy_radius * 0.79, canopy_radius * 0.84),
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canopy_color.lightened(0.05),
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wind_phase + 0.12
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)
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_add_canopy(
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"CanopyRight",
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Vector3(0.91, crown_height - 0.08, -0.2),
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Vector3(canopy_radius * 0.82, canopy_radius * 0.73, canopy_radius * 0.79),
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canopy_color.darkened(0.04),
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wind_phase - 0.1
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)
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_add_canopy(
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"CanopyTop",
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Vector3(0.13, crown_height + 0.68, -0.08),
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Vector3(canopy_radius * 0.78, canopy_radius * 0.74, canopy_radius * 0.75),
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canopy_color.lightened(0.08),
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wind_phase + 0.05
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)
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static func _ensure_shared_meshes() -> void:
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if _canopy_mesh != null:
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return
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var source := TREE_MODEL.instantiate()
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_canopy_mesh = (source.find_child("Canopy", true, false) as MeshInstance3D).mesh
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_trunk_mesh = (source.find_child("Trunk", true, false) as MeshInstance3D).mesh
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_bark_material = StandardMaterial3D.new()
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_bark_material.vertex_color_use_as_albedo = true
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_bark_material.roughness = 0.95
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_bark_material.specular_mode = BaseMaterial3D.SPECULAR_DISABLED
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source.free()
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func _add_canopy(
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canopy_name: String,
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canopy_position: Vector3,
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canopy_scale: Vector3,
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canopy_color: Color,
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wind_phase: float
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) -> void:
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var material := ShaderMaterial.new()
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material.shader = WIND_SHADER
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material.set_shader_parameter("albedo", canopy_color)
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material.set_shader_parameter("roughness", 0.9)
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material.set_shader_parameter("wind_strength", WIND_STRENGTH)
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material.set_shader_parameter("wind_speed", WIND_SPEED)
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material.set_shader_parameter("wind_phase", wind_phase)
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material.set_shader_parameter("painted_vertex_weight", 1.0)
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var canopy := MeshInstance3D.new()
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canopy.name = canopy_name
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canopy.mesh = _canopy_mesh
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canopy.material_override = material
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canopy.position = canopy_position
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canopy.scale = canopy_scale
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canopy.rotation.y = wind_phase * 0.43 + canopy_position.x * 0.31
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add_child(canopy)
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