134 lines
3.1 KiB
GDScript
134 lines
3.1 KiB
GDScript
tool
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extends Control
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const Util = preload("../../util/util.gd")
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const HTerrainData = preload("../../hterrain_data.gd")
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const MinimapShader = preload("./minimap_normal.shader")
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const WhiteTexture = preload("../icons/white.png")
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const MODE_QUADTREE = 0
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const MODE_NORMAL = 1
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onready var _popup_menu = $PopupMenu
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onready var _color_rect = $ColorRect
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onready var _overlay = $Overlay
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var _terrain = null
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var _mode := MODE_NORMAL
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var _camera_transform := Transform()
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func _ready():
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if Util.is_in_edited_scene(self):
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return
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_set_mode(_mode)
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_popup_menu.add_item("Quadtree mode", MODE_QUADTREE)
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_popup_menu.add_item("Normal mode", MODE_NORMAL)
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func set_terrain(node):
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if _terrain != node:
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_terrain = node
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set_process(_terrain != null)
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func set_camera_transform(ct: Transform):
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if _camera_transform == ct:
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return
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if _terrain == null:
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return
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var data = _terrain.get_data()
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if data == null:
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return
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var to_local = _terrain.get_internal_transform().affine_inverse()
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var pos := _get_xz(to_local.xform(_camera_transform.origin))
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var size := Vector2(data.get_resolution(), data.get_resolution())
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pos /= size
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var dir := _get_xz(to_local.basis.xform(-_camera_transform.basis.z)).normalized()
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_overlay.set_cursor_position_normalized(pos, dir)
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_camera_transform = ct
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static func _get_xz(v: Vector3) -> Vector2:
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return Vector2(v.x, v.z)
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func _gui_input(event: InputEvent):
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if event is InputEventMouseButton:
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if event.pressed:
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match event.button_index:
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BUTTON_RIGHT:
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_popup_menu.rect_position = get_global_mouse_position()
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_popup_menu.popup()
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BUTTON_LEFT:
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# Teleport there?
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pass
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func _process(delta):
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if _terrain != null:
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if _mode == MODE_QUADTREE:
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update()
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else:
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_update_normal_material()
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func _set_mode(mode: int):
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if mode == MODE_QUADTREE:
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_color_rect.hide()
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else:
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var mat = ShaderMaterial.new()
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mat.shader = MinimapShader
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_color_rect.material = mat
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_color_rect.show()
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_update_normal_material()
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_mode = mode
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update()
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func _update_normal_material():
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if _terrain == null:
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return
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var data : HTerrainData = _terrain.get_data()
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if data == null:
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return
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var normalmap = data.get_texture(HTerrainData.CHANNEL_NORMAL)
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_set_if_changed(_color_rect.material, "u_normalmap", normalmap)
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var globalmap = WhiteTexture
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if data.has_texture(HTerrainData.CHANNEL_GLOBAL_ALBEDO, 0):
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globalmap = data.get_texture(HTerrainData.CHANNEL_GLOBAL_ALBEDO)
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_set_if_changed(_color_rect.material, "u_globalmap", globalmap)
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# Need to check if it has changed, otherwise Godot's update spinner
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# indicates that the editor keeps redrawing every frame,
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# which is not intented and consumes more power
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static func _set_if_changed(sm: ShaderMaterial, param: String, v):
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if sm.get_shader_param(param) != v:
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sm.set_shader_param(param, v)
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func _draw():
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if _terrain == null:
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return
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if _mode == MODE_QUADTREE:
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var lod_count = _terrain.get_lod_count()
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if lod_count > 0:
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# Fit drawing to rect
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var size = 1 << (lod_count - 1)
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var vsize = rect_size
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draw_set_transform(Vector2(0, 0), 0, Vector2(vsize.x / size, vsize.y / size))
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_terrain._edit_debug_draw(self)
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func _on_PopupMenu_id_pressed(id: int):
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_set_mode(id)
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