Game : set water + some debug

ui/map/map.gd

@@ -47,13 +47,27 @@ func draw_triangles():
 		colors.add_point(0.999,  Color("#9e0142")) # red
 		colors.add_point(0.5,  Color("#dc865d")) # orange
 		colors.add_point(0.25,  Color("#fbf8b0")) # yellow
-		colors.add_point(0,  Color("#89cfa5")) # green
+		colors.add_point(0,  Color.green) # green
 		colors.add_point(-0.999,  Color("#5e4fa2")) # blue
-		var color = Color(randf(), randf(), randf(), 1)
-		color = colors.interpolate(min(triangle.get_data("elevation"), 0.999))
+		var color = colors.interpolate(min(triangle.get_data("elevation"), 0.999))
+		if triangle.get_data("ocean"):
+			color = Color.red
 		if triangle.polygon().size() > 2:
 			draw_polygon(triangle.polygon(), PoolColorArray([color]))
-		
+
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+
 func draw_triangles_edges(color=Color("#000000")):
 	for line in terrain.get_edges_as_line():
 		draw_line(line[0], line[1], color)
@@ -121,4 +135,4 @@ func _draw():
 
 func _on_Game_world_loaded(game_terrain):
 	terrain = game_terrain
-	create_map()
+	update()

utils/terrain/Terrain.gd

@@ -166,11 +166,11 @@ class Point:
 	func points_around():
 		var list_points = []
 		var incoming = _terrain._points_to_halfedges.get(_idx)
-		var incoming_edge = Point.new(incoming, _terrain)
+		var incoming_edge = Edge.new(incoming, _terrain)
 		var outgoing_edge
 		while true:
 			list_points.append(Point.new(_terrain._triangles[incoming_edge._idx], _terrain));
-			outgoing_edge = incoming_edge.next_half()
+			outgoing_edge = incoming_edge.opposite()
 			incoming_edge = Edge.new(_terrain._halfedges[outgoing_edge._idx], _terrain);
 			if not (incoming_edge._idx != -1 and incoming_edge._idx != incoming):
 				break

world/game.gd

@@ -23,13 +23,14 @@ func _ready():
 	noise.seed = rng.randi()
 	noise.octaves = octaves
 	terrain = Terrain.new(width,height,spacing,true)
-	init_points_data()
+	init_data()
 	print(terrain)
 	emit_signal("world_loaded", terrain)
 
-func init_points_data():
+func init_data():
 	for point in terrain.get_points():
-		point.set_elevation(find_point_elevation(point.point2d()))
+		point.set_elevation(point_find_elevation(point.point2d()))
+		point.set_data("water", point_is_water(point))
 #		points_data.append({
 #			"elevation": 0,
 #			"used": false,
@@ -39,10 +40,19 @@ func init_points_data():
 #			"mountain": false,
 #			"river": false
 #		})
+	fill_oceans()
+	
 	for triangle in terrain.get_triangles():
-		triangle.set_data("elevation", find_triangle_elevation(triangle))
+		triangle.set_data("elevation", triangle_find_elevation(triangle))
+		triangle.set_data("water", triangle_is_water(triangle))
+		triangle.set_data("ocean", false)
+		for point in triangle.points():
+			if point.get_data("ocean"):
+				triangle.set_data("ocean", true)
+		
+# Point
 
-func find_point_elevation(point):
+func point_find_elevation(point):
 	var border = border_width + rng.randf_range(-20.0, 20.0)
 	var elevation = noise.get_noise_2d(point.x / wavelength, point.y / wavelength)
 	
@@ -64,10 +74,35 @@ func find_point_elevation(point):
 		
 	# elevation = elevation * terraces
 	return elevation
+	
+func point_is_water(point):
+	if (point.get_elevation() <= 0):
+		return true
+	return false
+
+# Triangle
 
-func find_triangle_elevation(triangle):
+func triangle_find_elevation(triangle):
 	var elevation = 0
 	for point in triangle.points():
 		elevation += point.get_elevation()
-	elevation /= 3
+	elevation /= 3.0
 	return elevation
+
+func triangle_is_water(triangle):
+	if triangle.get_data("elevation") <= 0:
+		return true
+	return false
+
+func fill_oceans():
+	var stack = []
+	for point in terrain.get_points():
+		if point.point2d().x < 10 and point.get_data("water") and not point.get_data("ocean"):
+			stack.append(point.get_index())
+			while stack.size():
+				var current_point_id = stack.pop_back()
+				terrain.get_point(current_point_id).set_data("ocean", true)
+				for neighbour in terrain.get_point(current_point_id).points_around():
+					if neighbour.get_data("water") and not neighbour.get_data("ocean"):
+						stack.append(neighbour.get_index())
+			break

world/game.tscn

@@ -8,6 +8,9 @@ script = ExtResource( 2 )
 
 [node name="UI" parent="." instance=ExtResource( 1 )]
 
+[node name="Map" parent="UI" index="0"]
+scale = Vector2( 0.5, 0.5 )
+
 [connection signal="world_loaded" from="." to="UI/Map" method="_on_Game_world_loaded"]
 
 [editable path="UI"]