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@tool
extends Control
const HT_Util = preload("../../util/util.gd")
const HTerrain = preload("../../hterrain.gd")
const HTerrainData = preload("../../hterrain_data.gd")
const HT_MinimapOverlay = preload("./minimap_overlay.gd")
const HT_MinimapShader = preload("./minimap_normal.gdshader")
# TODO Can't preload because it causes the plugin to fail loading if assets aren't imported
#const HT_WhiteTexture = preload("../icons/white.png")
const WHITE_TEXTURE_PATH = "res://addons/zylann.hterrain/tools/icons/white.png"
const MODE_QUADTREE = 0
const MODE_NORMAL = 1
@onready var _popup_menu : PopupMenu = $PopupMenu
@onready var _color_rect : ColorRect = $ColorRect
@onready var _overlay : HT_MinimapOverlay = $Overlay
var _terrain : HTerrain = null
var _mode := MODE_NORMAL
var _camera_transform := Transform3D()
func _ready():
if HT_Util.is_in_edited_scene(self):
return
_set_mode(_mode)
_popup_menu.add_item("Quadtree mode", MODE_QUADTREE)
_popup_menu.add_item("Normal mode", MODE_NORMAL)
func set_terrain(node: HTerrain):
if _terrain != node:
_terrain = node
set_process(_terrain != null)
func set_camera_transform(ct: Transform3D):
if _camera_transform == ct:
return
if _terrain == null:
return
var data = _terrain.get_data()
if data == null:
return
var to_local := _terrain.get_internal_transform().affine_inverse()
var pos := _get_xz(to_local * _camera_transform.origin)
var size := Vector2(data.get_resolution(), data.get_resolution())
pos /= size
var dir := _get_xz(to_local.basis * (-_camera_transform.basis.z)).normalized()
_overlay.set_cursor_position_normalized(pos, dir)
_camera_transform = ct
static func _get_xz(v: Vector3) -> Vector2:
return Vector2(v.x, v.z)
func _gui_input(event: InputEvent):
if event is InputEventMouseButton:
if event.pressed:
match event.button_index:
MOUSE_BUTTON_RIGHT:
_popup_menu.position = get_screen_position() + event.position
_popup_menu.popup()
MOUSE_BUTTON_LEFT:
# Teleport there?
pass
func _process(delta):
if _terrain != null:
if _mode == MODE_QUADTREE:
queue_redraw()
else:
_update_normal_material()
func _set_mode(mode: int):
if mode == MODE_QUADTREE:
_color_rect.hide()
else:
var mat := ShaderMaterial.new()
mat.shader = HT_MinimapShader
_color_rect.material = mat
_color_rect.show()
_update_normal_material()
_mode = mode
queue_redraw()
func _update_normal_material():
if _terrain == null:
return
var data : HTerrainData = _terrain.get_data()
if data == null:
return
var normalmap = data.get_texture(HTerrainData.CHANNEL_NORMAL)
_set_if_changed(_color_rect.material, "u_normalmap", normalmap)
var globalmap : Texture
if data.has_texture(HTerrainData.CHANNEL_GLOBAL_ALBEDO, 0):
globalmap = data.get_texture(HTerrainData.CHANNEL_GLOBAL_ALBEDO)
if globalmap == null:
globalmap = load(WHITE_TEXTURE_PATH)
_set_if_changed(_color_rect.material, "u_globalmap", globalmap)
# Need to check if it has changed, otherwise Godot's update spinner
# indicates that the editor keeps redrawing every frame,
# which is not intended and consumes more power.
static func _set_if_changed(sm: ShaderMaterial, param: String, v):
if sm.get_shader_parameter(param) != v:
sm.set_shader_parameter(param, v)
func _draw():
if _terrain == null:
return
if _mode == MODE_QUADTREE:
var lod_count := _terrain.get_lod_count()
if lod_count > 0:
# Fit drawing to rect
var qsize = 1 << (lod_count - 1)
var vsize := size
draw_set_transform(Vector2(0, 0), 0, Vector2(vsize.x / qsize, vsize.y / qsize))
_terrain._edit_debug_draw(self)
func _on_PopupMenu_id_pressed(id: int):
_set_mode(id)
|
zaaarf