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improved bobing and buoyance

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This commit is contained in:
Alexsandro Percy 2023-07-17 04:55:29 -03:00
parent 08db96a114
commit 39e8fcf71d
2 changed files with 11 additions and 10 deletions
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19
lib_planes/custom_physics.lua
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@ -24,22 +24,24 @@ function airutils.physics(self)
self.isinliquid = true
end
self.object:move_to(self.object:get_pos())
if self.isinliquid then
local accell = {x=0, y=0, z=0}
self.water_drag = 0.1
self.water_drag = 0.2
self.isinliquid = true
local height = self.height
local submergence = math.min(surface-spos.y,height)/height
-- local balance = self.buoyancy*self.height
local buoyacc = airutils.gravity*(self.buoyancy-submergence)
--minetest.chat_send_all(buoyacc)
accell = {x=-new_velocity.x*self.water_drag,y=buoyacc-(new_velocity.y*math.abs(new_velocity.y)*5.4),z=-new_velocity.z*self.water_drag}
--local buoyacc = self._baloon_buoyancy*(self.buoyancy-submergence)
accell = {x=-vel.x*self.water_drag,y=buoyacc-(vel.y*math.abs(vel.y)*0.4),z=-vel.z*self.water_drag}
if self.buoyancy >= 1 then self._engine_running = false end
new_velocity = vector.add(new_velocity, vector.multiply(accell, self.dtime))
airutils.set_acceleration(self.object,accell)
--new_velocity = vector.add(new_velocity, vector.multiply(accell, self.dtime))
else
airutils.set_acceleration(self.object,{x=0,y=0,z=0})
airutils.set_acceleration(self.object,{x=0,y=airutils.gravity,z=0})
self.isinliquid = false
new_velocity = vector.add(new_velocity, {x=0,y=airutils.gravity * self.dtime,z=0})
--new_velocity = vector.add(new_velocity, {x=0,y=airutils.gravity * self.dtime,z=0})
end
if self.isonground and not self.isinliquid then
@ -69,9 +71,8 @@ function airutils.physics(self)
end
new_velocity = vnew
end
self.object:set_velocity(new_velocity)
end
self.object:set_velocity(new_velocity)
end

2
lib_planes/entities.lua
View file

@ -400,7 +400,7 @@ function airutils.logic(self)
--lets apply some bob in water
if self.isinliquid then
local bob = airutils.minmax(airutils.dot(accel,hull_direction),0.5) -- vertical bobbing
local bob = airutils.minmax(airutils.dot(accel,hull_direction),0.02) -- vertical bobbing
if bob < 0 then bob = 0 end
accel.y = accel.y + bob
local max_pitch = 6