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add nav agent avoidance

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This commit is contained in:
Teatov
2024-10-06 03:30:19 +10:00
parent 7a95f57afb
commit 6fcb2b9f3e
2 changed files with 22 additions and 8 deletions
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6
scenes/units/test_unit.tscn
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@@ -26,3 +26,9 @@ texture = ExtResource("2_5725f")
[node name="NavigationAgent3D" type="NavigationAgent3D" parent="." index="4"] [node name="NavigationAgent3D" type="NavigationAgent3D" parent="." index="4"]
path_desired_distance = 0.5 path_desired_distance = 0.5
target_desired_distance = 0.5 target_desired_distance = 0.5
avoidance_enabled = true
height = 0.5
radius = 0.25
neighbor_distance = 10.0
debug_enabled = true
debug_use_custom = true

24
scripts/units/test_unit.gd
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@@ -14,6 +14,8 @@ var ground_plane: Plane = Plane(Vector3.UP, 0)
func _ready() -> void: func _ready() -> void:
set_selected(false) set_selected(false)
nav_agent.max_speed = SPEED
nav_agent.velocity_computed.connect(_on_nav_agent_velocity_computed)
func _process(_delta: float) -> void: func _process(_delta: float) -> void:
@@ -43,7 +45,7 @@ func _set_target_click(mouse_pos: Vector2) -> void:
var click_position := _click_raycast(mouse_pos) var click_position := _click_raycast(mouse_pos)
if click_position == null: if click_position == null:
return return
DebugDraw.marker(click_position) DebugDraw.marker(click_position)
nav_agent.set_target_position(click_position) nav_agent.set_target_position(click_position)
@@ -56,20 +58,26 @@ func _click_raycast(mouse_pos: Vector2) -> Vector3:
func _navigate() -> void: func _navigate() -> void:
if nav_agent.is_navigation_finished(): if nav_agent.is_navigation_finished():
velocity = Vector3.ZERO
return return
var target_pos := nav_agent.get_next_path_position() var next_pos := nav_agent.get_next_path_position()
DebugDraw.vector(position, target_pos) DebugDraw.vector(position, next_pos)
DebugDraw.marker(nav_agent.get_final_position()) DebugDraw.marker(nav_agent.get_final_position())
var direction := position.direction_to(target_pos) var direction := position.direction_to(next_pos)
velocity = direction * SPEED var new_velocity := direction * SPEED
move_and_slide() nav_agent.set_velocity(new_velocity)
func _animate() -> void: func _animate() -> void:
if velocity.length() > 0.1: if velocity.length() > 0.1:
look_at(position + velocity, Vector3.UP, true)
animation_player.play('walk') animation_player.play('walk')
else: else:
animation_player.play('idle') animation_player.play('idle')
look_at(position + velocity, Vector3.UP, true)
func _on_nav_agent_velocity_computed(safe_velocity: Vector3) -> void:
velocity = safe_velocity
move_and_slide()