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1 | #include <math.h> |
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2 | #include "mex.h" |
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3 | #include "matrix.h" |
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4 | |
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5 | void mexFunction( int dstN, mxArray **aDstP, int aSrcN, const mxArray **aSrcP ) |
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6 | { |
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7 | double *u = mxGetPr(aSrcP[0]); |
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8 | double *p, *s; |
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9 | int len = mxGetN(aSrcP[0]); |
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10 | int i,k,l,pos; |
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11 | |
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12 | aDstP[0] = mxCreateDoubleMatrix(len, 9, mxREAL ); |
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13 | p = (double *)mxGetData(aDstP[0]); |
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14 | |
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15 | s = u; |
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16 | for (i = 0; i < len; i++) |
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17 | { |
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18 | pos = 0; |
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19 | for (k = 0; k < 3; k++) |
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20 | { |
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21 | for (l = 0; l < 3; l++) |
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22 | { |
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23 | *(p+pos) = *(s+k+3) * (*(s+l)); |
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24 | pos += len; |
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25 | } |
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26 | } |
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27 | s += 6; |
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28 | p++; |
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29 | } |
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30 | } |
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31 | |
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32 | |
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