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113 lines
3.8 KiB
113 lines
3.8 KiB
extends Node2D
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signal map_clicked
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func heightmap():
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draw_rect(Rect2(Vector2(0, 0), Vector2(2048, 2048)), Color("#0e88bd"))
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var coastline = PoolVector2Array()
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for center in Global.terrain.get_centers():
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if not center.get_data("ocean"):
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var colors = Gradient.new()
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colors.add_point(0.999, Color("#9e0142")) # red
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colors.add_point(0.5, Color("#dc865d")) # orange
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colors.add_point(0.25, Color("#fbf8b0")) # yellow
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colors.add_point(0.0, Color("#89cfa5")) # green
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colors.add_point(-0.999, Color("#5e4fa2")) # blue
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var color = colors.interpolate(min(center.get_elevation() + 0.001, 0.999))
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var moisture = center.get_data("moisture")
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if moisture:
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color = colors.interpolate(max(min(moisture + 0.001, 0.999), 0.001))
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# color = Color.green
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if center.get_data("ocean"):
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# var factor = pow((center.get_elevation()+1.001), 10) / 5.0
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color = Color("#5e4fa2")
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# if center.get_data("snow"):
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# color = Color.white
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# if center.get_data("coast"):
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# color = Color.black
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if center.polygon().size() > 2:
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draw_polygon(center.polygon(), PoolColorArray([color]))
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if center.get_data("coast"):
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for border in center.borders():
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if (border.end_center().get_data("ocean")):
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coastline.append(border.line()[0])
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coastline.append(border.line()[1])
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# for edge in Global.terrain.get_edges():
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# if edge.get_data("coast"):
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# if edge.get_data("river"):
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# draw_line(edge.line()[0], edge.line()[1], Color.blue, 5.0)
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draw_multiline(coastline, Color.black)
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func draw_triangles_edges(color=Color("#000000")):
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for line in Global.terrain.get_edges_as_line():
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draw_line(line[0], line[1], color)
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func draw_voronoi_edges(color=Color("#000000")):
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for line in Global.terrain.get_voronoi_edges_as_line():
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draw_line(line[0], line[1], color)
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func draw_voronoi_cells_old():
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var seen = []
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for edge_idx in Global.terrain.edges():
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var triangles = []
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var vertices = []
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var p = Global.terrain._triangles[Global.terrain.next_half_edge(edge_idx)]
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if not seen.has(p):
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seen.append(p)
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var edges = Global.terrain.edges_around_point(edge_idx)
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for edge_around_idx in edges:
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triangles.append(Global.terrain.triangle_of_edge(edge_around_idx))
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for triangle in triangles:
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vertices.append(Global.terrain.triangle_center(triangle))
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if triangles.size() > 2:
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var color = Color(randf(), randf(), randf(), 1)
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var voronoi_cell = PoolVector2Array()
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for vertice in vertices:
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voronoi_cell.append(Vector2(vertice.x, vertice.z))
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draw_polygon(voronoi_cell, PoolColorArray([color]))
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func draw_voronoi_cells():
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for polygon in Global.terrain.get_voronoi_cells_as_polygon():
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var color = Color(randf(), randf(), randf(), 1)
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if polygon.size() > 2:
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draw_polygon(polygon, PoolColorArray([color]))
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func draw_voronoi_cells_convex_hull():
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for point_idx in Global.terrain.points():
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var triangles = []
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var vertices = []
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var incoming = Global.terrain._points_to_half_edges.get(point_idx)
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if incoming == null:
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triangles.append(0)
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else:
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var edges = Global.terrain.edges_around_point(incoming)
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for edge_idx in edges:
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triangles.append(Global.terrain.triangle_of_edge(edge_idx))
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for triangle_idx in triangles:
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vertices.append(Global.terrain.triangle_center(triangle_idx))
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if triangles.size() > 2:
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var color = Color(randf(), randf(), randf(), 1)
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var voronoi_cell = PoolVector2Array()
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for vertice in vertices:
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voronoi_cell.append(Vector2(vertice[0], vertice[1]))
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draw_polygon(voronoi_cell, PoolColorArray([color]))
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func _draw():
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heightmap()
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# draw_voronoi_cells()
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# draw_triangles_edges()
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# draw_voronoi_cells_convex_hull()
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# draw_voronoi_edges(Color("#ff0000"))
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func _process(_delta):
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if Input.is_action_pressed("alt_command"):
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var new_position = get_viewport().get_mouse_position() / scale
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if new_position.x <= 2000 and new_position.y <= 2000:
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emit_signal("map_clicked", new_position)
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