Attention: Here be dragons

This is the latest (unstable) version of this documentation, which may document features not available in or compatible with released stable versions of Godot.

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支援不同角色型別

若要支援不同角色型別（例如尺寸不同），每種型別都需要專屬的導覽地圖與導覽網格，並以適合的代理半徑和高度進行烘焙。這種方式也可用來區分陸行、游泳或飛行等不同移動類型的代理。

備註

代理角色在烘焙導覽網格、尋路和避障時，只能以半徑和高度來定義。不支援更複雜的形狀。

GDScriptC#

# Create a navigation mesh resource for each actor size.
var navigation_mesh_standard_size: NavigationMesh = NavigationMesh.new()
var navigation_mesh_small_size: NavigationMesh = NavigationMesh.new()
var navigation_mesh_huge_size: NavigationMesh = NavigationMesh.new()

# Set appropriated agent parameters.
navigation_mesh_standard_size.agent_radius = 0.5
navigation_mesh_standard_size.agent_height = 1.8
navigation_mesh_small_size.agent_radius = 0.25
navigation_mesh_small_size.agent_height = 0.7
navigation_mesh_huge_size.agent_radius = 1.5
navigation_mesh_huge_size.agent_height = 2.5

# Get the root node to parse geometry for the baking.
var root_node: Node3D = get_node("NavigationMeshBakingRootNode")

# Create the source geometry resource that will hold the parsed geometry data.
var source_geometry_data: NavigationMeshSourceGeometryData3D = NavigationMeshSourceGeometryData3D.new()

# Parse the source geometry from the scene tree on the main thread.
# The navigation mesh is only required for the parse settings so any of the three will do.
NavigationServer3D.parse_source_geometry_data(navigation_mesh_standard_size, source_geometry_data, root_node)

# Bake the navigation geometry for each agent size from the same source geometry.
# If required for performance this baking step could also be done on background threads.
NavigationServer3D.bake_from_source_geometry_data(navigation_mesh_standard_size, source_geometry_data)
NavigationServer3D.bake_from_source_geometry_data(navigation_mesh_small_size, source_geometry_data)
NavigationServer3D.bake_from_source_geometry_data(navigation_mesh_huge_size, source_geometry_data)

# Create different navigation maps on the NavigationServer.
var navigation_map_standard: RID = NavigationServer3D.map_create()
var navigation_map_small: RID = NavigationServer3D.map_create()
var navigation_map_huge: RID = NavigationServer3D.map_create()

# Set the new navigation maps as active.
NavigationServer3D.map_set_active(navigation_map_standard, true)
NavigationServer3D.map_set_active(navigation_map_small, true)
NavigationServer3D.map_set_active(navigation_map_huge, true)

# Create a region for each map.
var navigation_region_standard: RID = NavigationServer3D.region_create()
var navigation_region_small: RID = NavigationServer3D.region_create()
var navigation_region_huge: RID = NavigationServer3D.region_create()

# Add the regions to the maps.
NavigationServer3D.region_set_map(navigation_region_standard, navigation_map_standard)
NavigationServer3D.region_set_map(navigation_region_small, navigation_map_small)
NavigationServer3D.region_set_map(navigation_region_huge, navigation_map_huge)

# Set navigation mesh for each region.
NavigationServer3D.region_set_navigation_mesh(navigation_region_standard, navigation_mesh_standard_size)
NavigationServer3D.region_set_navigation_mesh(navigation_region_small, navigation_mesh_small_size)
NavigationServer3D.region_set_navigation_mesh(navigation_region_huge, navigation_mesh_huge_size)

# Create start and end position for the navigation path query.
var start_pos: Vector3 = Vector3(0.0, 0.0, 0.0)
var end_pos: Vector3 = Vector3(2.0, 0.0, 0.0)
var use_corridorfunnel: bool = true

# Query paths for each agent size.
var path_standard_agent = NavigationServer3D.map_get_path(navigation_map_standard, start_pos, end_pos, use_corridorfunnel)
var path_small_agent = NavigationServer3D.map_get_path(navigation_map_small, start_pos, end_pos, use_corridorfunnel)
var path_huge_agent = NavigationServer3D.map_get_path(navigation_map_huge, start_pos, end_pos, use_corridorfunnel)