1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
|
--PISTONS
--registration normal one:
minetest.register_node("mesecons_pistons:piston_normal", {
tile_images = {"jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_side.png"},
groups = {cracky=3},
paramtype2="facedir",
description="Piston",
after_dig_node = function(pos)
local objs = minetest.env:get_objects_inside_radius(pos, 2)
for k, obj in pairs(objs) do
if obj:get_entity_name() == "mesecons_pistons:piston_pusher_normal" then
obj:remove()
end
end
end
})
minetest.register_craft({
output = '"mesecons_pistons:piston_normal" 2',
recipe = {
{"default:wood", "default:wood", "default:wood"},
{"default:cobble", "default:steel_ingot", "default:cobble"},
{"default:cobble", "mesecons:mesecon_off", "default:cobble"},
}
})
--registration sticky one:
minetest.register_node("mesecons_pistons:piston_sticky", {
tile_images = {"jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_tb.png", "jeija_piston_sticky_side.png"},
groups = {cracky=3},
paramtype2="facedir",
description="Sticky Piston",
after_dig_node = function(pos)
local objs = minetest.env:get_objects_inside_radius(pos, 2)
for k, obj in pairs(objs) do
if obj:get_entity_name() == "mesecons_pistons:piston_pusher_sticky" then
obj:remove()
end
end
end
})
minetest.register_craft({
output = '"mesecons_pistons:piston_sticky" 1',
recipe = {
{'"mesecons_materials:glue"'},
{'"mesecons_pistons:piston_normal"'},
}
})
-- get push direction normal
function mesecon:piston_get_direction(pos)
local direction = {x=0, y=0, z=0}
if OLD_PISTON_DIRECTION==1 then
getactivated=0
local lpos={x=pos.x, y=pos.y, z=pos.z}
local getactivated=0
local rules=mesecon:get_rules("piston")
getactivated=getactivated+mesecon:is_power_on(pos, rules[1].x, rules[1].y, rules[1].z)
if getactivated>0 then direction.y=-1 return direction end
getactivated=getactivated+mesecon:is_power_on(pos, rules[2].x, rules[2].y, rules[2].z)
if getactivated>0 then direction.y=1 return direction end
for k=3, 5 do
getactivated=getactivated+mesecon:is_power_on(pos, rules[k].x, rules[k].y, rules[k].z)
end
if getactivated>0 then direction.z=1 return direction end
for n=6, 8 do
getactivated=getactivated+mesecon:is_power_on(pos, rules[n].x, rules[n].y, rules[n].z)
end
if getactivated>0 then direction.z=-1 return direction end
for j=9, 11 do
getactivated=getactivated+mesecon:is_power_on(pos, rules[j].x, rules[j].y, rules[j].z)
end
if getactivated>0 then direction.x=-1 return direction end
for l=12, 14 do
getactivated=getactivated+mesecon:is_power_on(pos, rules[l].x, rules[l].y, rules[l].z)
end
if getactivated>0 then direction.x=1 return direction end
else
local node=minetest.env:get_node(pos)
if node.param2==3 then
return {x=1, y=0, z=0}
end
if node.param2==2 then
return {x=0, y=0, z=1}
end
if node.param2==1 then
return {x=-1, y=0, z=0}
end
if node.param2==0 then
return {x=0, y=0, z=-1}
end
end
return direction
end
-- get pull/push direction sticky
function mesecon:sticky_piston_get_direction(pos)
if OLD_PISTON_DIRECTION==1 then
getactivated=0
local direction = {x=0, y=0, z=0}
local lpos={x=pos.x, y=pos.y, z=pos.z}
local getactivated=0
local rules=mesecon:get_rules("piston")
getactivated=getactivated+mesecon:is_power_off(pos, rules[1].x, rules[1].y, rules[1].z)
if getactivated>0 then direction.y=-1 return direction end
getactivated=getactivated+mesecon:is_power_off(pos, rules[2].x, rules[2].y, rules[2].z)
if getactivated>0 then direction.y=1 return direction end
for k=3, 5 do
getactivated=getactivated+mesecon:is_power_off(pos, rules[k].x, rules[k].y, rules[k].z)
end
if getactivated>0 then direction.z=1 return direction end
for n=6, 8 do
getactivated=getactivated+mesecon:is_power_off(pos, rules[n].x, rules[n].y, rules[n].z)
end
if getactivated>0 then direction.z=-1 return direction end
for j=9, 11 do
getactivated=getactivated+mesecon:is_power_off(pos, rules[j].x, rules[j].y, rules[j].z)
end
if getactivated>0 then direction.x=-1 return direction end
for l=12, 14 do
getactivated=getactivated+mesecon:is_power_off(pos, rules[l].x, rules[l].y, rules[l].z)
end
if getactivated>0 then direction.x=1 return direction end
else
local node=minetest.env:get_node(pos)
if node.param2==3 then
return {x=1, y=0, z=0}
end
if node.param2==2 then
return {x=0, y=0, z=1}
end
if node.param2==1 then
return {x=-1, y=0, z=0}
end
if node.param2==0 then
return {x=0, y=0, z=-1}
end
end
return direction
end
-- Push action
mesecon:register_on_signal_on(function (pos, node)
if (node.name=="mesecons_pistons:piston_normal" or node.name=="mesecons_pistons:piston_sticky") then
local direction=mesecon:piston_get_direction(pos)
local checknode={}
local checkpos={x=pos.x, y=pos.y, z=pos.z}
repeat -- Check if it collides with a stopper
checkpos={x=checkpos.x+direction.x, y=checkpos.y+direction.y, z=checkpos.z+direction.z}
checknode=minetest.env:get_node(checkpos)
if mesecon:is_mvps_stopper(checknode.name) then
return
end
until checknode.name=="air"
or checknode.name=="ignore"
or checknode.name=="default:water"
or checknode.name=="default:water_flowing"
local obj={}
if node.name=="mesecons_pistons:piston_normal" then
obj=minetest.env:add_entity(pos, "mesecons_pistons:piston_pusher_normal")
elseif node.name=="mesecons_pistons:piston_sticky" then
obj=minetest.env:add_entity(pos, "mesecons_pistons:piston_pusher_sticky")
end
if ENABLE_PISTON_ANIMATION==1 then
obj:setvelocity({x=direction.x*4, y=direction.y*4, z=direction.z*4})
else
obj:moveto({x=pos.x+direction.x, y=pos.y+direction.y, z=pos.z+direction.z}, false)
end
local np = {x=pos.x+direction.x, y=pos.y+direction.y, z=pos.z+direction.z}
local coln = minetest.env:get_node(np)
or checknode.name=="ignore"
or checknode.name=="default:water"
or checknode.name=="default:water_flowing"
if coln.name ~= "air" and coln.name ~="water" then
local thisp= {x=np.x, y=np.y, z=np.z}
local thisnode=minetest.env:get_node(thisp)
local nextnode={}
minetest.env:remove_node(thisp)
repeat
thisp.x=thisp.x+direction.x
thisp.y=thisp.y+direction.y
thisp.z=thisp.z+direction.z
nextnode=minetest.env:get_node(thisp)
minetest.env:add_node(thisp, {name=thisnode.name})
nodeupdate(thisp)
thisnode=nextnode
until thisnode.name=="air"
or thisnode.name=="ignore"
or thisnode.name=="default:water"
or thisnode.name=="default:water_flowing"
end
end
end)
--Pull action (sticky only)
mesecon:register_on_signal_off(function (pos, node)
if node.name=="mesecons_pistons:piston_sticky" or node.name=="mesecons_pistons:piston_normal" then
local objs = minetest.env:get_objects_inside_radius(pos, 2)
for k, obj in pairs(objs) do
local obj_name = obj:get_entity_name()
if obj_name == "mesecons_pistons:piston_pusher_normal" or obj_name == "mesecons_pistons:piston_pusher_sticky" then
obj:remove()
end
end
if node.name=="mesecons_pistons:piston_sticky" then
local direction=mesecon:sticky_piston_get_direction(pos)
local np = {x=pos.x+direction.x, y=pos.y+direction.y, z=pos.z+direction.z}
local coln = minetest.env:get_node(np)
if coln.name == "air" or coln.name =="water" then
local thisp= {x=np.x+direction.x, y=np.y+direction.y, z=np.z+direction.z}
local thisnode=minetest.env:get_node(thisp)
if thisnode.name~="air" and thisnode.name~="water" and not mesecon:is_mvps_stopper(thisnode.name) then
local newpos={}
local oldpos={}
minetest.env:add_node(np, {name=thisnode.name})
minetest.env:remove_node(thisp)
end
end
end
end
end)
--Piston Animation
local PISTON_PUSHER_NORMAL={
physical = false,
visual = "sprite",
textures = {"default_wood.png", "default_wood.png", "jeija_piston_pusher_normal.png", "jeija_piston_pusher_normal.png", "jeija_piston_pusher_normal.png", "jeija_piston_pusher_normal.png"},
collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
visual = "cube",
timer=0,
}
function PISTON_PUSHER_NORMAL:on_step(dtime)
self.timer=self.timer+dtime
if self.timer>=0.24 then
self.object:setvelocity({x=0, y=0, z=0})
end
end
local PISTON_PUSHER_STICKY={
physical = false,
visual = "sprite",
textures = {"default_wood.png", "default_wood.png", "jeija_piston_pusher_sticky.png", "jeija_piston_pusher_sticky.png", "jeija_piston_pusher_sticky.png", "jeija_piston_pusher_sticky.png"},
collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
visual = "cube",
timer=0,
}
function PISTON_PUSHER_STICKY:on_step(dtime)
self.timer=self.timer+dtime
if self.timer>=0.24 then
self.object:setvelocity({x=0, y=0, z=0})
end
end
minetest.register_entity("mesecons_pistons:piston_pusher_normal", PISTON_PUSHER_NORMAL)
minetest.register_entity("mesecons_pistons:piston_pusher_sticky", PISTON_PUSHER_STICKY)
|
