Planet-Miner/godot/ProceduralGeneration/TerrainGeneration.gd

43 lines
1.0 KiB
GDScript

class_name TerrainGeneration
extends Node
var mesh : MeshInstance3D
var planet_radius : float = 1
@export var noise : FastNoiseLite
# Called when the node enters the scene tree for the first time.
func _ready():
generate()
func generate():
var sphere_mesh = SphereMesh.new()
sphere_mesh.material = preload("res://ProceduralGeneration/Materials/terrain.tres")
var surface = SurfaceTool.new()
var data = MeshDataTool.new()
surface.create_from(sphere_mesh, 0)
var plane_array = surface.commit()
data.create_from_surface(plane_array, 0)
for i in range(data.get_vertex_count()):
var vert = data.get_vertex(i)
data.set_vertex(i, vert)
plane_array.clear_surfaces()
data.commit_to_surface(plane_array)
surface.begin(Mesh.PRIMITIVE_TRIANGLES)
surface.create_from(plane_array, 0)
surface.generate_normals()
mesh = MeshInstance3D.new()
mesh.mesh = surface.commit()
mesh.create_trimesh_collision()
mesh.cast_shadow = GeometryInstance3D.SHADOW_CASTING_SETTING_OFF
mesh.add_to_group("NavSource")
add_child(mesh)