70 lines
2 KiB
GDScript
70 lines
2 KiB
GDScript
extends TileMap
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class_name MapTiles
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var transparentImage = preload("res://Graphics/transparent.png")
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export(NodePath) var extended_tilemap_node
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export var occluders = ["Wall"]
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export var shadow_intensity = 0.2
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onready var extended_tilemap = get_node(extended_tilemap_node) as TileMap
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func run_conversions():
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# Make occluders
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make_occluders()
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# Convert 2x2 tiles to 1x1 if possible
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convert_extended()
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func convert_extended():
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var extended = extended_tilemap.tile_set
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for id in tile_set.get_tiles_ids():
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var name = tile_set.tile_get_name(id)
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var extended_id = extended.find_tile_by_name(name)
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if extended_id < 0:
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# Not found, skip it
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continue
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# Find all uses of this tile
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for cell in get_used_cells_by_id(id):
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var x = cell.x * 2
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var y = cell.y * 2
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extended_tilemap.set_cell(x, y, extended_id)
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extended_tilemap.set_cell(x+1, y, extended_id)
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extended_tilemap.set_cell(x, y+1, extended_id)
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extended_tilemap.set_cell(x+1, y+1, extended_id)
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tile_set.tile_set_texture(id, transparentImage)
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extended_tilemap.update_bitmask_region()
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extended_tilemap.update_dirty_quadrants()
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func make_occluders():
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var occluder_ids = []
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for occluder_name in occluders:
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var id = tile_set.find_tile_by_name(occluder_name)
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if id >= 0:
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occluder_ids.push_back(id)
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for id in tile_set.get_tiles_ids():
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if occluder_ids.find(id) < 0:
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# Not an occluder, skip it
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continue
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# Find all uses of this tile
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for cell in get_used_cells_by_id(id):
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# Check sides
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var occluder = Occluder.new()
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occluder.ignore_sides = [
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occluder_ids.find(get_cell(cell.x, cell.y-1)) >= 0, # Top
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occluder_ids.find(get_cell(cell.x+1, cell.y)) >= 0, # Right
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occluder_ids.find(get_cell(cell.x, cell.y+1)) >= 0, # Bottom
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occluder_ids.find(get_cell(cell.x-1, cell.y)) >= 0 # Left
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]
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occluder.transform.origin = map_to_world(cell)
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add_child(occluder)
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func set_occluder_origin(origin):
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for child in get_children():
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if child is Occluder:
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child.origin = origin
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