E250429F
68 lines
1.9 KiB
GDScript
68 lines
1.9 KiB
GDScript
@tool
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extends MeshInstance3D
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## Dessine un rectangle (contour) représentant une zone de confinement.
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## À attacher sur un MeshInstance3D vide, placé n'importe où dans la scène.
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## Utilise les mêmes valeurs (zone_center / zone_size) que FleeingAnimal.gd.
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@export var zone_center: Vector3 = Vector3.ZERO:
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set(value):
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zone_center = value
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_update_rectangle()
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@export var zone_size: Vector2 = Vector2(30.0, 30.0): # largeur (x) et profondeur (z)
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set(value):
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zone_size = value
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_update_rectangle()
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@export var zone_rotation_degrees: float = 0.0: # rotation du rectangle autour de l'axe Y
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set(value):
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zone_rotation_degrees = value
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_update_rectangle()
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@export var line_color: Color = Color(1.0, 0.2, 0.2):
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set(value):
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line_color = value
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_update_material()
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@export var height_offset: float = 0.05 # légère élévation pour éviter le z-fighting avec le sol
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func _ready() -> void:
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_update_rectangle()
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_update_material()
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func _update_rectangle() -> void:
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var immediate := ImmediateMesh.new()
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immediate.surface_begin(Mesh.PRIMITIVE_LINE_STRIP)
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var half_width := zone_size.x * 0.5
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var half_depth := zone_size.y * 0.5
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var rot_rad := deg_to_rad(zone_rotation_degrees)
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var local_corners := [
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Vector3(-half_width, 0.0, -half_depth),
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Vector3(half_width, 0.0, -half_depth),
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Vector3(half_width, 0.0, half_depth),
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Vector3(-half_width, 0.0, half_depth),
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Vector3(-half_width, 0.0, -half_depth),
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]
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for corner in local_corners:
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var rotated_corner: Vector3 = corner.rotated(Vector3.UP, rot_rad)
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var final_point := zone_center + rotated_corner
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final_point.y += height_offset
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immediate.surface_add_vertex(final_point)
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immediate.surface_end()
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mesh = immediate
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func _update_material() -> void:
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var mat := StandardMaterial3D.new()
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mat.shading_mode = BaseMaterial3D.SHADING_MODE_UNSHADED
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mat.albedo_color = line_color
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mat.vertex_color_use_as_albedo = false
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material_override = mat
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