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annotate src/zamikongine/thing.nim @ 500:8025ab67d931

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fix: hello cube, add: run_all command
author Sam <sam@basx.dev>
date Wed, 18 Jan 2023 13:49:12 +0700
parents 0c18638c7217
children
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1 {.experimental: "codeReordering".}
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2
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3 type
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4 Part* = object of RootObj
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5 thing: ref Thing
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6
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7 Thing* = object of RootObj
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8 parent*: ref Thing
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9 children*: seq[ref Thing]
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10 parts*: seq[ref Part]
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11
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12 method update*(thing: ref Thing, dt: float32) {.base.} = discard
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13
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14 iterator partsOfType*[T: ref Part](root: ref Thing): T =
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15 var queue = @[root]
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16 while queue.len > 0:
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17 let thing = queue.pop
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18 for part in thing.parts:
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19 if part of T:
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20 yield T(part)
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21 for child in thing.children:
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22 queue.insert(child, 0)
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23
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24 iterator allEntities*(root: ref Thing): ref Thing =
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25 var queue = @[root]
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26 while queue.len > 0:
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27 let next = queue.pop
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28 for child in next.children:
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29 queue.add child
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30 yield next