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Hang Out MAI: use [ai][avoid] if [micro_ai][avoid] is not given

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The scenario author now has the option to use either the default AI
[avoid] tag or a specialized [avoid] tag inside the [micro_ai] tag.  If
neither is given, the default remains all castle terrain.
This commit is contained in:
mattsc 2014-02-11 14:00:21 -08:00
parent 5cffc26832
commit 77d258474e
1 changed files with 22 additions and 3 deletions
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25
data/ai/micro_ais/cas/ca_hang_out.lua
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@ -59,9 +59,28 @@ function ca_hang_out:execution(ai, cfg, self)
}
--print('#locs', #locs)
-- Get map for locations to be avoided (defaults to all castle terrain)
local avoid = cfg.avoid or { terrain = 'C*,C*^*,*^C*' }
local avoid_map = LS.of_pairs(wesnoth.get_locations(avoid))
-- Get map of locations to be avoided.
-- Use [micro_ai][avoid] tag with priority over [ai][avoid].
-- If neither is given, default to all castle terrain.
-- ai.get_avoid() cannot be used as it always returns an array, even when the aspect is not set,
-- and an empty array could also mean that no hexes match the filter
local avoid_tag
if cfg.avoid then
avoid_tag = cfg.avoid
else
local ai_tag = H.get_child(wesnoth.sides[wesnoth.current.side].__cfg, 'ai')
for aspect in H.child_range(ai_tag, 'aspect') do
if (aspect.id == 'avoid') then
local facet = H.get_child(aspect, 'facet')
if facet then
avoid_tag = H.get_child(facet, 'value')
else
avoid_tag = { terrain = 'C*,C*^*,*^C*' }
end
end
end
end
local avoid_map = LS.of_pairs(wesnoth.get_locations(avoid_tag))
local best_hex, best_unit, max_rating = {}, {}, -9e99
for i,u in ipairs(units) do