Added multi-reroute gesture

Author: williamchange

material_maker/icons/cross.png

@@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://c6ahvommwwa8t"
+path="res://.godot/imported/cross.png-84a7013f3d6c2a917d839be20cc31c25.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://material_maker/icons/cross.png"
+dest_files=["res://.godot/imported/cross.png-84a7013f3d6c2a917d839be20cc31c25.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1

material_maker/icons/cross.png.import

@@ -52,10 +52,12 @@ enum ConnectionStyle {DIRECT, BEZIER, ROUNDED, MANHATTAN, DIAGONAL}
 var connection_line_style : int = ConnectionStyle.BEZIER
 
 @onready var drag_cut_cursor = preload("res://material_maker/icons/knife.png")
-var connections_to_cut : Array[Dictionary]
-var drag_cut_line : PackedVector2Array
-var valid_drag_cut_entry: bool = false
-const CURSOR_HOT_SPOT : Vector2 = Vector2(1.02, 17.34)
+@onready var drag_reroute_cursor = preload("res://material_maker/icons/cross.png")
+const DRAG_CUT_CURSOR_HOT_SPOT : Vector2 = Vector2(1.02, 17.34)
+
+var drag_line : PackedVector2Array
+enum DragLineGesture {CUT, REROUTE, NONE}
+var drag_line_mode : int = DragLineGesture.NONE
 
 var lasso_points : PackedVector2Array
 
@@ -71,7 +73,7 @@ func _ready() -> void:
 	for t in range(41):
 		add_valid_connection_type(t, 42)
 		add_valid_connection_type(42, t)
-	node_popup.about_to_popup.connect(func(): valid_drag_cut_entry = false)
+	node_popup.about_to_popup.connect(func(): drag_line_mode = DragLineGesture.NONE)
 
 func _exit_tree():
 	remove_crash_recovery_file()
@@ -163,22 +165,45 @@ func _gui_input(event) -> void:
 		accept_event()
 		node_popup.position = Vector2i(get_screen_transform()*get_local_mouse_position())
 		node_popup.show_popup()
-	elif event.is_action_released("ui_cut_drag"):
-		var conns : Array[Dictionary]
-		for p in len(drag_cut_line) - 1:
-			var rect : Rect2
-			rect.position = drag_cut_line[p]
-			rect.end = drag_cut_line[p + 1]
-			conns = get_connections_intersecting_with_rect(rect.abs())
-			if conns.size():
-				connections_to_cut.append_array(conns)
-		if connections_to_cut.size():
-			on_cut_connections(connections_to_cut)
-			connections_to_cut.clear()
-		Input.set_custom_mouse_cursor(null)
-		drag_cut_line.clear()
-		conns.clear()
-		queue_redraw()
+	elif event.is_action_released("ui_cut_drag") or event.is_action_released("ui_reroute_drag"):
+		match drag_line_mode:
+			DragLineGesture.CUT:
+				var connections_to_cut : Array[Dictionary]
+				var links : Array[Dictionary]
+				for p in len(drag_line) - 1:
+					var rect : Rect2
+					rect.position = drag_line[p]
+					rect.end = drag_line[p + 1]
+					links = get_connections_intersecting_with_rect(rect.abs())
+					if links.size():
+						connections_to_cut.append_array(links)
+				if connections_to_cut.size():
+					on_cut_connections(connections_to_cut)
+					connections_to_cut.clear()
+				Input.set_custom_mouse_cursor(null)
+				drag_line.clear()
+				links.clear()
+				queue_redraw()
+			DragLineGesture.REROUTE:
+				if drag_line.size() >= 2:
+					var drag_reroute_line := Curve2D.new()
+					for p : Vector2 in drag_line:
+						drag_reroute_line.add_point(p)
+					var points := drag_reroute_line.tessellate_even_length(5, connection_lines_thickness)
+					var target_connections : Array[Dictionary]
+					for p : Vector2 in points:
+						var link := get_closest_connection_at_point(p, connection_lines_thickness)
+						if not link.is_empty() and target_connections.find_custom(func(d):
+								return (d.from_node == link.from_node and d.from_port == link.from_port
+								and d.to_node == link.to_node and d.to_port == link.to_port)) == -1:
+							link.position = p
+							target_connections.append(link)
+					if target_connections.size():
+						on_reroute_connections(target_connections)
+						target_connections.clear()
+					Input.set_custom_mouse_cursor(null)
+					drag_line.clear()
+					queue_redraw()
 	elif event.is_action_released("ui_lasso_select", true):
 		for node in get_children():
 			if node is GraphElement:
@@ -219,7 +244,7 @@ func _gui_input(event) -> void:
 				event.control = true
 				do_zoom(1.0/1.1)
 		elif event.button_index == MOUSE_BUTTON_RIGHT and event.is_pressed():
-			valid_drag_cut_entry = true
+			drag_line_mode = DragLineGesture.CUT
 			if event.shift_pressed:
 				add_reroute_under_mouse()
 
@@ -319,14 +344,24 @@ func _gui_input(event) -> void:
 			if rect.has_point(get_global_mouse_position()):
 				mm_globals.set_tip_text("Space/#RMB: Nodes menu, Arrow keys: Pan, Mouse wheel: Zoom", 3)
 
-		if (event.button_mask & MOUSE_BUTTON_MASK_RIGHT) != 0 and valid_drag_cut_entry:
-			if event.ctrl_pressed:
-				Input.set_custom_mouse_cursor(
-						drag_cut_cursor, Input.CURSOR_ARROW, CURSOR_HOT_SPOT)
-				drag_cut_line.append(get_local_mouse_position())
+		# drag line gesture (cut/reroute)
+		if (event.button_mask & MOUSE_BUTTON_MASK_RIGHT) != 0:
+			if drag_line_mode != DragLineGesture.NONE:
+				drag_line.append(get_local_mouse_position())
 				queue_redraw()
-			elif drag_cut_line.size():
-				drag_cut_line.append(get_local_mouse_position())
+			if event.ctrl_pressed:
+				drag_line_mode = DragLineGesture.CUT
+				Input.set_custom_mouse_cursor(drag_cut_cursor,
+						Input.CURSOR_ARROW, DRAG_CUT_CURSOR_HOT_SPOT)
+			elif event.shift_pressed:
+				drag_line_mode = DragLineGesture.REROUTE
+				Input.set_custom_mouse_cursor(drag_reroute_cursor,
+						Input.CURSOR_ARROW, drag_reroute_cursor.get_size() * 0.5)
+			else:
+				drag_line_mode = DragLineGesture.NONE
+				Input.set_custom_mouse_cursor(null)
+				if drag_line.size():
+					drag_line.clear()
 				queue_redraw()
 
 		# lasso selection
@@ -347,8 +382,8 @@ func get_padded_node_rect(graph_node:GraphNode) -> Rect2:
 	return Rect2(rect.position, rect.size)
 
 func _draw() -> void:
-	if drag_cut_line.size() > 1:
-		draw_polyline(drag_cut_line, get_theme_color("connection_knife", "GraphEdit"), 1.0)
+	if drag_line.size() > 1:
+		draw_polyline(drag_line, get_theme_color("line_gesture", "GraphEdit"), 1.0)
 	if lasso_points.size() > 1:
 		draw_polyline(lasso_points + PackedVector2Array([lasso_points[0]]),
 				get_theme_color("lasso_stroke", "GraphEdit"), 1.0)
@@ -471,6 +506,40 @@ func do_disconnect_node(from : String, from_slot : int, to : String, to_slot : i
 		return true
 	return false
 
+func on_reroute_connections(target_connections : Array[Dictionary]) -> void:
+	var prev : Dictionary = generator.serialize()
+	var grouped_connections : Dictionary[String, Array]
+
+	# group connections by their source node/port
+	for link : Dictionary in target_connections:
+		var key := "%s_%d" % [link.from_node, link.from_port]
+		if not grouped_connections.has(key):
+			grouped_connections[key] = []
+		grouped_connections[key].append(link)
+
+	for group : String in grouped_connections:
+		# find connection group center
+		var group_rect := Rect2(grouped_connections[group][0].position, Vector2.ZERO)
+		for group_link : Dictionary in grouped_connections[group]:
+			group_rect = group_rect.expand(group_link.position)
+		var group_center := (group_rect.abs().get_center() + scroll_offset) / zoom
+
+		# create reroute node
+		var reroute : Array = await do_create_nodes({nodes=[{name ="reroute", type="reroute",
+				node_position={x=group_center.x, y=group_center.y}}], connections=[]})
+		var group_reroute : GraphNode = reroute[0]
+		group_reroute.position_offset -= group_reroute.size * 0.5
+
+		# reroute connections
+		for link : Dictionary in grouped_connections[group]:
+			do_disconnect_node(link.from_node, link.from_port, link.to_node, link.to_port)
+			do_connect_node(link.from_node, link.from_port, group_reroute.name, 0)
+			do_connect_node(group_reroute.name, 0, link.to_node, link.to_port)
+
+	# undo/redo
+	var next : Dictionary = generator.serialize()
+	undoredo_create_step("Reroute multiple connections", generator.get_hier_name(), prev, next)
+
 func on_cut_connections(connections_to_be_cut : Array):
 	var generator_hier_name : String = generator.get_hier_name()
 	var conns : Array = []
@@ -487,7 +556,6 @@ func on_cut_connections(connections_to_be_cut : Array):
 	]
 	undoredo.add("Cut node connections", undo_actions, redo_actions)
 
-
 func on_disconnect_node(from : String, from_slot : int, to : String, to_slot : int) -> void:
 	var from_gen = get_node(from).generator
 	var to_gen = get_node(to).generator

material_maker/panels/graph_edit/graph_edit.gd

@@ -946,10 +946,10 @@ CodeEdit/colors/symbol_color = Color(1, 1, 1, 1)
 CodeEdit/colors/type_color = Color(1, 1, 0.878431, 1)
 CodeEdit/styles/normal = SubResource("StyleBoxFlat_meah8")
 FileDialog/styles/panel = SubResource("StyleBoxFlat_7b2nb")
-GraphEdit/colors/connection_knife = Color(1, 1, 1, 1)
 GraphEdit/colors/grid_major = Color(0.321569, 0.337255, 0.384314, 1)
 GraphEdit/colors/grid_minor = Color(0.321569, 0.337255, 0.384314, 1)
 GraphEdit/colors/lasso_stroke = Color(1, 1, 1, 1)
+GraphEdit/colors/line_gesture = Color(1, 1, 1, 1)
 GraphEdit/constants/port_hotzone_inner_extent = 8
 GraphEdit/constants/port_hotzone_outer_extent = 50
 GraphEdit/icons/grid_toggle = SubResource("AtlasTexture_m1w7u")

material_maker/theme/classic_base.tres

@@ -205,7 +205,7 @@ metadata/_custom_type_script = "uid://3ga2k3abkk0d"
 
 [sub_resource type="Resource" id="Resource_0m7hk"]
 script = ExtResource("4_0efyb")
-name = "GraphEditConnectionKnife"
+name = "GraphEditLineGesture"
 orig = Color(0.99215686, 0.9843137, 1, 1)
 target = Color(1, 1, 1, 1)
 metadata/_custom_type_script = "uid://3ga2k3abkk0d"

material_maker/theme/default dark.tres

@@ -346,7 +346,7 @@ metadata/_custom_type_script = "uid://3ga2k3abkk0d"
 
 [sub_resource type="Resource" id="Resource_qqxbn"]
 script = ExtResource("4_rhf2q")
-name = "GraphEditConnectionKnife"
+name = "GraphEditLineGesture"
 orig = Color(0.99215686, 0.9843137, 1, 1)
 target = Color(1, 1, 1, 1)
 metadata/_custom_type_script = "uid://3ga2k3abkk0d"

material_maker/theme/default light.tres

@@ -1218,10 +1218,10 @@ FileDialog/colors/file_disabled_color = Color(0.301961, 0.305882, 0.309804, 1)
 FileDialog/colors/file_icon_color = Color(0.698039, 0.698039, 0.698039, 1)
 FileDialog/colors/folder_icon_color = Color(0.698039, 0.698039, 0.698039, 1)
 FileDialog/styles/panel = SubResource("StyleBoxFlat_ck0hb")
-GraphEdit/colors/connection_knife = Color(0.99215686, 0.9843137, 1, 1)
 GraphEdit/colors/grid_major = Color(0.137255, 0.141176, 0.152941, 1)
 GraphEdit/colors/grid_minor = Color(0.137255, 0.141176, 0.152941, 1)
 GraphEdit/colors/lasso_stroke = Color(0.9882353, 0.9882353, 0.9882353, 1)
+GraphEdit/colors/line_gesture = Color(0.99215686, 0.9843137, 1, 1)
 GraphEdit/constants/port_hotzone_inner_extent = 8
 GraphEdit/constants/port_hotzone_outer_extent = 50
 GraphEdit/icons/grid_toggle = SubResource("AtlasTexture_m1w7u")

material_maker/theme/default.tres

@@ -128,6 +128,11 @@ left_click={
 "events": [Object(InputEventMouseButton,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"button_mask":1,"position":Vector2(80, 13),"global_position":Vector2(89, 61),"factor":1.0,"button_index":1,"canceled":false,"pressed":true,"double_click":false,"script":null)
 ]
 }
+ui_reroute_drag={
+"deadzone": 0.5,
+"events": [Object(InputEventMouseButton,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":true,"ctrl_pressed":false,"meta_pressed":false,"button_mask":2,"position":Vector2(812, 27),"global_position":Vector2(828, 108),"factor":1.0,"button_index":2,"canceled":false,"pressed":true,"double_click":false,"script":null)
+]
+}
 
 [locale]