1 files changed, 54 insertions, 0 deletions
diff --git a/game/addons/zylann.hterrain/tools/generate_mesh_dialog.gd b/game/addons/zylann.hterrain/tools/generate_mesh_dialog.gd
new file mode 100644
index 0000000..f567e02
--- /dev/null
+++ b/game/addons/zylann.hterrain/tools/generate_mesh_dialog.gd
@@ -0,0 +1,54 @@
+@tool
+extends AcceptDialog
+
+signal generate_selected(lod)
+
+const HTerrain = preload("../hterrain.gd")
+const HTerrainMesher = preload("../hterrain_mesher.gd")
+const HT_Util = preload("../util/util.gd")
+
+@onready var _preview_label : Label = $VBoxContainer/PreviewLabel
+@onready var _lod_spinbox : SpinBox = $VBoxContainer/HBoxContainer/LODSpinBox
+
+var _terrain : HTerrain = null
+
+
+func _init():
+	get_ok_button().hide()
+
+
+func set_terrain(terrain: HTerrain):
+	_terrain = terrain
+
+
+func _notification(what: int):
+	if what == NOTIFICATION_VISIBILITY_CHANGED:
+		if visible and _terrain != null:
+			_update_preview()
+
+
+func _on_LODSpinBox_value_changed(value):
+	_update_preview()
+
+
+func _update_preview():
+	assert(_terrain != null)
+	assert(_terrain.get_data() != null)
+	var resolution := _terrain.get_data().get_resolution()
+	var stride := int(_lod_spinbox.value)
+	resolution /= stride
+	var s := HTerrainMesher.get_mesh_size(resolution, resolution)
+	_preview_label.text = str( \
+		HT_Util.format_integer(s.vertices), " vertices, ", \
+		HT_Util.format_integer(s.triangles), " triangles")
+
+
+func _on_Generate_pressed():
+	var stride := int(_lod_spinbox.value)
+	generate_selected.emit(stride)
+	hide()
+
+
+func _on_Cancel_pressed():
+	hide()
+