Fix crash in mobs mod
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Wuzzy
parent
02e83f7425
commit
0ca01a6b16
@ -26,6 +26,100 @@ local function is_too_near_spawn(pos)
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return (vector.distance(pos, sp) < rad)
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end
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-- particle effects
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local function effect(pos, amount, texture, max_size)
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minetest.add_particlespawner(
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{
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amount = amount,
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time = 0.25,
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minpos = pos,
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maxpos = pos,
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minvel = {x = -0, y = 2, z = -0},
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maxvel = {x = 2, y = 6, z = 2},
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minacc = {x = -4, y = -16, z = -4},
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maxacc = {x = 4, y = -4, z = 4},
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minexptime = 0.1,
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maxexptime = 1,
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minsize = 1,
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maxsize = (max_size or 2),
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texture = texture,
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})
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end
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-- on mob death drop items
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local function check_for_death(self, hitter)
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local hp = self.object:get_hp()
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if hp > 0 then
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self.health = hp
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if self.sounds.damage ~= nil then
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minetest.sound_play(
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self.sounds.damage,
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{
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object = self.object,
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max_hear_distance = self.sounds.distance
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})
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end
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return false
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end
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local pos = self.object:get_pos()
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self.object:remove()
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local obj = nil
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for _,drop in ipairs(self.drops) do
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if math.random(1, drop.chance) == 1 then
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obj = minetest.add_item(pos, ItemStack(drop.name.." "..math.random(drop.min, drop.max)))
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if obj then
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obj:set_velocity(
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{
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x = math.random(-1, 1),
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y = 5,
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z = math.random(-1, 1)
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})
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end
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end
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end
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if self.sounds.death ~= nil then
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minetest.sound_play(
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self.sounds.death,
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{
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object = self.object,
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max_hear_distance = self.sounds.distance
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})
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end
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if self.on_die then
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self.on_die(self, pos, hitter)
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end
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return true
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end
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-- from TNT mod
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local function calc_velocity(pos1, pos2, old_vel, power)
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local vel = vector.direction(pos1, pos2)
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vel = vector.normalize(vel)
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vel = vector.multiply(vel, power)
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local dist = vector.distance(pos1, pos2)
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dist = math.max(dist, 1)
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vel = vector.divide(vel, dist)
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vel = vector.add(vel, old_vel)
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return vel
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end
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-- modified from TNT mod
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local function entity_physics(pos, radius)
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radius = radius * 2
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local objs = minetest.get_objects_inside_radius(pos, radius)
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local obj_pos, obj_vel, dist
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for _, obj in pairs(objs) do
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obj_pos = obj:get_pos()
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obj_vel = obj:get_velocity()
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dist = math.max(1, vector.distance(pos, obj_pos))
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if obj_vel ~= nil then
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obj:set_velocity(calc_velocity(pos, obj_pos, obj_vel, radius * 10))
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end
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local damage = (4 / dist) * radius
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obj:set_hp(obj:get_hp() - damage)
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end
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end
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function mobs:register_mob(name, def)
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minetest.register_entity(
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name,
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@ -1357,100 +1451,6 @@ function mobs:register_spawn(name, nodes, max_light, min_light, chance, active_o
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mobs:spawn_specific(name, nodes, {"air"}, min_light, max_light, 30, chance, active_object_count, -31000, max_height)
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end
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-- particle effects
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local function effect(pos, amount, texture, max_size)
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minetest.add_particlespawner(
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{
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amount = amount,
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time = 0.25,
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minpos = pos,
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maxpos = pos,
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minvel = {x = -0, y = 2, z = -0},
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maxvel = {x = 2, y = 6, z = 2},
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minacc = {x = -4, y = -16, z = -4},
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maxacc = {x = 4, y = -4, z = 4},
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minexptime = 0.1,
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maxexptime = 1,
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minsize = 1,
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maxsize = (max_size or 2),
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texture = texture,
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})
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end
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-- on mob death drop items
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local function check_for_death(self, hitter)
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local hp = self.object:get_hp()
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if hp > 0 then
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self.health = hp
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if self.sounds.damage ~= nil then
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minetest.sound_play(
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self.sounds.damage,
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{
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object = self.object,
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max_hear_distance = self.sounds.distance
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})
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end
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return false
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end
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local pos = self.object:get_pos()
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self.object:remove()
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local obj = nil
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for _,drop in ipairs(self.drops) do
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if math.random(1, drop.chance) == 1 then
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obj = minetest.add_item(pos, ItemStack(drop.name.." "..math.random(drop.min, drop.max)))
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if obj then
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obj:set_velocity(
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{
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x = math.random(-1, 1),
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y = 5,
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z = math.random(-1, 1)
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})
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end
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end
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end
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if self.sounds.death ~= nil then
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minetest.sound_play(
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self.sounds.death,
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{
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object = self.object,
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max_hear_distance = self.sounds.distance
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})
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end
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if self.on_die then
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self.on_die(self, pos, hitter)
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end
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return true
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end
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-- from TNT mod
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local function calc_velocity(pos1, pos2, old_vel, power)
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local vel = vector.direction(pos1, pos2)
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vel = vector.normalize(vel)
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vel = vector.multiply(vel, power)
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local dist = vector.distance(pos1, pos2)
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dist = math.max(dist, 1)
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vel = vector.divide(vel, dist)
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vel = vector.add(vel, old_vel)
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return vel
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end
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-- modified from TNT mod
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local function entity_physics(pos, radius)
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radius = radius * 2
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local objs = minetest.get_objects_inside_radius(pos, radius)
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local obj_pos, obj_vel, dist
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for _, obj in pairs(objs) do
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obj_pos = obj:get_pos()
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obj_vel = obj:get_velocity()
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dist = math.max(1, vector.distance(pos, obj_pos))
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if obj_vel ~= nil then
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obj:set_velocity(calc_velocity(pos, obj_pos, obj_vel, radius * 10))
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end
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local damage = (4 / dist) * radius
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obj:set_hp(obj:get_hp() - damage)
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end
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end
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-- register arrow for shoot attack
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function mobs:register_arrow(name, def)
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if not name or not def then return end -- errorcheck
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