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Performance Improvements
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ElCeejo
parent
a71cf18e84
commit
b8de610493
5 changed files with 144 additions and 101 deletions
160
mob_meta.lua
160
mob_meta.lua
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@ -215,12 +215,12 @@ function mob:do_velocity()
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local vel = self.object:get_velocity()
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local yaw = self.object:get_yaw()
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if not yaw then return end
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local dir = minetest.yaw_to_dir(yaw)
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local horz_vel = data.horz_vel
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local vert_vel = data.vert_vel
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vel.x = (horz_vel and horz_vel * dir.x) or vel.x
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if horz_vel and horz_vel < 1 then horz_vel = 1 end
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vel.x = (horz_vel and (sin(yaw) * -horz_vel)) or vel.x
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vel.y = vert_vel or vel.y
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vel.z = (horz_vel and horz_vel * dir.z) or vel.z
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vel.z = (horz_vel and (cos(yaw) * horz_vel)) or vel.z
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self.object:set_velocity(vel)
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end
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@ -629,6 +629,27 @@ function mob:get_target(target)
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return true, line_of_sight, tpos
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end
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function mob:store_nearby_objects()
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local pos = self.object:get_pos()
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if not pos then return end
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local objects = minetest.get_objects_inside_radius(pos, self.tracking_range or 8)
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if #objects < 1 then return end
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local objs = {}
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for _, object in ipairs(objects) do
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if creatura.is_alive(object)
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and object ~= self.object then
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local ent = object:get_luaentity()
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local player = object:is_player()
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if (ent
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and not ent._ignore)
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or player then
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table.insert(objs, object)
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end
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end
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end
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self._nearby_objs = objs
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end
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-- Actions
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function mob:set_action(func)
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@ -784,6 +805,8 @@ function mob:activate(staticdata, dtime)
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end
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end
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self:store_nearby_objects()
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if self.activate_func then
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self:activate_func(self, staticdata, dtime)
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end
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@ -806,20 +829,27 @@ function mob:on_step(dtime, moveresult)
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if moveresult then
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self.touching_ground = moveresult.touching_ground
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end
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local stand_pos
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local stand_node
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if step_tick <= 0 then
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-- Physics
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if self._physics then
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self:_physics(moveresult)
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end
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-- Vitals
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if self._vitals then
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self:_vitals()
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end
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stand_pos = self.object:get_pos()
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if not stand_pos then return end
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stand_node = minetest.get_node(stand_pos)
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-- Cached Geometry
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self.properties = self.object:get_properties()
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self.width = self:get_hitbox()[4] or 0.5
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self.height = self:get_height() or 1
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end
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if stand_pos
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and stand_node then
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if self._vitals then
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self:_vitals(stand_pos, stand_node)
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end
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if self._physics then
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self:_physics(moveresult, stand_pos, stand_node)
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end
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end
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if self:timer(10) then self:store_nearby_objects() end -- Reduce expensive calls
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self:do_velocity()
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self:do_turn()
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if self.utility_stack
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@ -931,16 +961,14 @@ local function collision_detection(self)
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end
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end
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local function water_physics(self)
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local function water_physics(self, pos, node)
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-- Props
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local gravity = self._movement_data.gravity
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local height = self.height
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-- Vectors
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local floor_pos = self.object:get_pos()
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floor_pos.y = floor_pos.y + 0.01
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local surface_pos = floor_pos
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local floor_node = minetest.get_node(floor_pos)
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if minetest.get_item_group(floor_node.name, "liquid") < 1 then
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pos.y = pos.y + 0.01
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local surface_pos = pos
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if minetest.get_item_group(node.name, "liquid") < 1 then
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self.object:set_acceleration({
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x = 0,
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y = gravity,
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@ -951,13 +979,13 @@ local function water_physics(self)
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end
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return
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end
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self.in_liquid = floor_node.name
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self.in_liquid = node.name
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-- Get submergence (Not the most accurate, but reduces lag)
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for i = 1, math.ceil(height * 3) do
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local step_pos = {
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x = floor_pos.x,
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y = floor_pos.y + 0.5 * i,
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z = floor_pos.z
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x = pos.x,
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y = pos.y + 0.5 * i,
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z = pos.z
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}
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if minetest.get_item_group(minetest.get_node(step_pos).name, "liquid") > 0 then
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surface_pos = step_pos
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@ -966,7 +994,7 @@ local function water_physics(self)
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end
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end
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-- Apply Physics
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local submergence = surface_pos.y - floor_pos.y
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local submergence = surface_pos.y - pos.y
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local vel = self.object:get_velocity()
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local bouyancy = self.bouyancy_multiplier or 1
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local accel = (submergence - vel.y * abs(vel.y) * 0.4) * bouyancy
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@ -988,23 +1016,27 @@ local function water_physics(self)
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})
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end
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function mob:_physics(moveresult)
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if not self.object then return end
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water_physics(self)
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function mob:_physics(moveresult, pos, node)
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if not pos then return end
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water_physics(self, pos, node)
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-- Step up nodes
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do_step(self, moveresult)
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-- Object collision
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collision_detection(self)
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if not self.in_liquid
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and not self.touching_ground then
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local in_liquid = self.in_liquid
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local on_ground = self.touching_ground
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if not in_liquid
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and not on_ground then
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self.is_falling = true
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else
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self.is_falling = false
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end
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if not self.in_liquid
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and self._movement_data.gravity ~= 0 then
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local move_data = self._movement_data
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if not in_liquid
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and not move_data.func
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and move_data.gravity ~= 0 then
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local vel = self.object:get_velocity()
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if self.touching_ground then
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if on_ground then
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local nvel = vector.multiply(vel, 0.2)
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if nvel.x < 0.2
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and nvel.z < 0.2 then
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@ -1166,67 +1198,55 @@ end
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-- Vitals
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function mob:_vitals()
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local stand_pos = self.object:get_pos()
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if not stand_pos then return end
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function mob:_vitals(pos, node)
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if not pos or not node then return end
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local stand_def = creatura.get_node_def(node.name)
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local max_fall = self.max_fall or 0
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if max_fall > 0 then
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local fall_start = self._fall_start
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if self.is_falling
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and not fall_start then
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self._fall_start = stand_pos.y
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elseif fall_start then
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if self.touching_ground
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and not self.in_liquid then
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local damage = fall_start - stand_pos.y
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local in_liquid = self.in_liquid
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local on_ground = self.touching_ground
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local damage
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if max_fall > 0
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and not in_liquid then
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local fall_start = self._fall_start or (not on_ground and pos.y)
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if fall_start then
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if on_ground then
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damage = fall_start - pos.y
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if damage < max_fall then
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self._fall_start = nil
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return
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damage = nil
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end
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local resist = self.fall_resistance or 0
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self:hurt(damage - (damage * resist))
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self:indicate_damage()
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if random(4) < 2 then
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self:play_sound("hurt")
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end
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self._fall_start = nil
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elseif self.in_liquid then
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damage = damage - damage * resist
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self._fall_start = nil
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end
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end
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end
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if self:timer(1) then
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local head_pos = vec_raise(stand_pos, self.height)
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local head_pos = vec_raise(pos, self.height)
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local head_node = minetest.get_node(head_pos)
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local head_def = creatura.get_node_def(head_node.name)
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if head_def.drawtype == "liquid"
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and minetest.get_item_group(head_node.name, "water") > 0 then
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if minetest.get_item_group(head_node.name, "liquid") > 0 then
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if self._breath <= 0 then
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self:hurt(1)
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self:indicate_damage()
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if random(4) < 2 then
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self:play_sound("hurt")
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end
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damage = (damage or 0) + 1
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else
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self._breath = self._breath - 1
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self:memorize("_breath", self._breath)
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end
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end
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local stand_node = minetest.get_node(stand_pos)
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local stand_def = creatura.get_node_def(stand_node.name)
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if minetest.get_item_group(stand_node.name, "fire") > 0
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if minetest.get_item_group(stand_def.name, "fire") > 0
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and stand_def.damage_per_second then
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local damage = stand_def.damage_per_second
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local resist = self.fire_resistance or 0.5
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self:hurt(damage - damage * resist)
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self:indicate_damage()
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if random(4) < 2 then
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self:play_sound("hurt")
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end
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damage = (damage or 0) + stand_def.damage_per_second * resist
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end
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end
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if damage then
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self:hurt(damage)
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self:indicate_damage()
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if random(4) < 2 then
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self:play_sound("hurt")
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end
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end
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-- Entity Cramming
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if self:timer(5) then
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local objects = minetest.get_objects_inside_radius(stand_pos, 0.2)
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local objects = minetest.get_objects_inside_radius(pos, 0.2)
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if #objects > 10 then
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self:indicate_damage()
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self.hp = self:memorize("hp", -1)
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