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fix ground detection position

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Alexsandro Percy 2022-02-25 20:01:27 -03:00
parent d0b8ba9ea8
commit 415cdd9797
1 changed files with 25 additions and 17 deletions
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42
init.lua
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@ -169,31 +169,39 @@ end
function airutils.get_ground_effect_lift(self, curr_pos, lift, wingspan) function airutils.get_ground_effect_lift(self, curr_pos, lift, wingspan)
local half_wingspan = wingspan/2 local half_wingspan = wingspan/2
local initial_pos = {x=curr_pos.x, y=curr_pos.y, z=curr_pos.z} --lets make my own table to avoid interferences local lower_collision = self.initial_properties.collisionbox[2]
local initial_pos = {x=curr_pos.x, y=curr_pos.y + lower_collision, z=curr_pos.z} --lets make my own table to avoid interferences
if self._extra_lift == nil then self._extra_lift = 0 end
if self._last_ground_effect_eval == nil then self._last_ground_effect_eval = 0 end if self._last_ground_effect_eval == nil then self._last_ground_effect_eval = 0 end
self._last_ground_effect_eval = self._last_ground_effect_eval + self.dtime --dtime cames from mobkit self._last_ground_effect_eval = self._last_ground_effect_eval + self.dtime --dtime cames from mobkit
local ground_distance = wingspan local ground_distance = wingspan
if self._last_ground_effect_eval >= 0.4 then if self._last_ground_effect_eval >= 0.25 then
--self._last_ground_effect_eval = 0 self._last_ground_effect_eval = 0
self._last_ground_distance = ground_distance
local ground_y = airutils.eval_vertical_interception(initial_pos, {x=initial_pos.x, y=initial_pos.y - half_wingspan, z=initial_pos.z}) local ground_y = airutils.eval_vertical_interception(initial_pos, {x=initial_pos.x, y=initial_pos.y - half_wingspan, z=initial_pos.z})
if ground_y then if ground_y then
ground_distance = curr_pos.y - ground_y ground_distance = initial_pos.y - ground_y
end end
end --minetest.chat_send_all(dump(ground_distance))
--smooth the curve --smooth the curve
local distance_factor = ((ground_distance) * 1) / (wingspan) local distance_factor = ((ground_distance) * 1) / (wingspan)
local effect_factor = quadBezier(distance_factor, 0, wingspan, 0) local effect_factor = quadBezier(distance_factor, 0, wingspan, 0)
if effect_factor < 0 then effect_factor = 0 end if effect_factor < 0 then effect_factor = 0 end
if effect_factor > 0 then if effect_factor > 0 then
effect_factor = math.abs( half_wingspan - effect_factor ) effect_factor = math.abs( half_wingspan - effect_factor )
end
local lift_factor = ((effect_factor) * 1) / (half_wingspan) --agora isso é um percentual
local max_extra_lift_percent = 0.5 * lift --e aqui o maximo extra de sustentação
local extra_lift = max_extra_lift_percent * lift_factor
self._extra_lift = extra_lift
end end
local lift_factor = ((effect_factor) * 1) / (half_wingspan) --agora isso é um percentual return self._extra_lift --return the value stored
local max_extra_lift_percent = 0.5 * lift --e aqui o maximo extra de sustentação
local extra_lift = max_extra_lift_percent * lift_factor
return extra_lift
end end