У меня есть список черепах (перевозчиков), которые я пытаюсь сузить в моем go методе.
Вот моя программа:
globals [
metal-sheets
cut-sheets
standard-skeleton
finished-standard-skeleton
prestige-skeleton
finished-prestige-skeleton
]
breed[carriers carrier]
turtles-own [
on-job?
]
patches-own [
processing-time
machine-type ;;cutter, standard-welder, prestige-welder, riveter
status ;;import, export, pending
]
to setup
clear-all
set-default-shape carriers "circle"
create-carriers number-of-carriers ;;number-of-carriers is a slider
[set color grey
set on-job? false
setxy random-xcor random-ycor]
setup-patches
reset-ticks
end
to setup-patches
ask patches [
if pxcor = 1 and pycor = 1 [set machine-type "cutter"]
if pxcor = 1 and pycor = 5 [set machine-type "standard-welder"]
if pxcor = 5 and pycor = 1 [set machine-type "prestige-welder"]
if pxcor = 5 and pycor = 5 [set machine-type "riveter"]
if machine-type = "cutter"
[set pcolor red
set status "import"]
if machine-type = "standard-welder"
[set pcolor green
set status "import"]
if machine-type = "prestige-welder"
[set pcolor blue
set status "import"]
if machine-type = "riveter"
[set pcolor yellow
set status "import"]
]
end
to Go
let cutter patches with [machine-type = "cutter"]
let standard-welder patches with [machine-type = "standard-welder"]
let prestige-welder patches with [machine-type = "prestige-welder"]
let riveter patches with [machine-type = "riveter"]
let free-carriers carriers with [on-job? = false]
let closest-carrier min-one-of free-carriers [distance cutter] ;;Distance expects agent, got agentset
ask closest-carrier [
set color green
]
end
Я сообщение об ошибке на линии let closest-carrier min-one-of free-carriers [distance cutter]
о том, что расстояние ожидало агента, но получил набор агентов, хотя в наборе есть только один агент.
Полное сообщение об ошибке: DISTANCE expected input to be an agent but got the agentset (agentset, 1 patch) instead.
Как сузить патчи до одного патча?