Last change
on this file since 135 was
135,
checked in by sz, 9 years ago
|
neuron layout algorithm (for schematic drawing), usage example in frams/_demos/neuro_layout_test.cpp
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-
Property svn:eol-style set to
native
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File size:
847 bytes
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Line | |
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1 | #include "nn_layout.h" |
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2 | #include "common/nonstd_math.h" |
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3 | #include <stdlib.h> |
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4 | |
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5 | static void randomlayout(NNLayoutState*); |
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6 | static void arraylayout(NNLayoutState*); |
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7 | |
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8 | extern void smartlayout(NNLayoutState*); |
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9 | |
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10 | struct NNLayoutFunction nn_layout_functions[] = |
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11 | { |
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12 | { "Random", randomlayout, }, |
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13 | { "Dumb array", arraylayout, }, |
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14 | { "Smart", smartlayout, }, |
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15 | { 0, } |
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16 | }; |
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17 | |
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18 | static void randomlayout(NNLayoutState*nn) |
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19 | { |
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20 | int i; |
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21 | int N = nn->GetElements(); |
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22 | for (i = 0; i < N; i++) |
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23 | { |
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24 | nn->SetXYWH(i, (int)rnd0N(300), (int)rnd0N(300), 50, 50); |
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25 | } |
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26 | } |
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27 | |
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28 | static void arraylayout(NNLayoutState*nn) |
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29 | { |
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30 | int e = 0, i, j; |
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31 | int N = nn->GetElements(); |
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32 | int a = ((int)(sqrt(double(N)) - 0.0001)) + 1; |
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33 | for (j = 0; j < a; j++) |
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34 | for (i = 0; i < a; i++) |
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35 | { |
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36 | if (e >= N) return; |
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37 | nn->SetXYWH(e, 70 * i + ((i + j) & 3) * 4, 70 * j + ((2 + i + j) & 3) * 4, 50, 50); |
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38 | e++; |
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39 | } |
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40 | } |
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