| 1 | /* |
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| 2 | * ---------------------------------------------------------------------- |
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| 3 | * INTERFACE: Matlab Rappture Library Source |
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| 4 | * |
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| 5 | * [error] = rpUnitsMakeMetric(basisHandle) |
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| 6 | * |
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| 7 | * ====================================================================== |
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| 8 | * AUTHOR: Derrick Kearney, Purdue University |
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| 9 | * Copyright (c) 2004-2012 HUBzero Foundation, LLC |
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| 10 | * |
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| 11 | * See the file "license.terms" for information on usage and |
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| 12 | * redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES. |
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| 13 | * ====================================================================== |
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| 14 | */ |
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| 15 | |
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| 16 | #include "RpMatlabInterface.h" |
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| 17 | |
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| 18 | /**********************************************************************/ |
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| 19 | // METHOD: [err] = rpUnitsMakeMetric(basisHandle) |
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| 20 | /// Create metric extensions for the Rappture Unit referenced by basisHandle |
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| 21 | /** |
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| 22 | * Create the metric extensions for the Rappture Unit, referenced` |
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| 23 | * by basisHandle, within Rappture's internal units dictionary. |
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| 24 | * Return an error code, err, to specify success or failure. |
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| 25 | * Error code, err=0 on success, anything else is failure. |
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| 26 | */ |
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| 27 | |
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| 28 | void mexFunction(int nlhs, mxArray *plhs[], |
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| 29 | int nrhs, const mxArray *prhs[]) |
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| 30 | { |
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| 31 | const RpUnits* basis = NULL; |
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| 32 | int retVal = 0; |
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| 33 | int basisHandle = 0; |
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| 34 | int retIndex = 0; |
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| 35 | |
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| 36 | /* Check for proper number of arguments. */ |
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| 37 | if (nrhs != 1) |
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| 38 | mexErrMsgTxt("Two input required."); |
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| 39 | else if (nlhs > 1) |
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| 40 | mexErrMsgTxt("Too many output arguments."); |
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| 41 | |
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| 42 | basisHandle = getIntInput(prhs[0]); |
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| 43 | |
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| 44 | /* Call the C subroutine. */ |
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| 45 | if (basisHandle > 0) { |
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| 46 | basis = getObject_UnitsStr(basisHandle); |
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| 47 | |
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| 48 | if (basis) { |
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| 49 | retVal = RpUnits::makeMetric(basis); |
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| 50 | } |
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| 51 | else { |
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| 52 | std::string errMsg = "Error while retrieving basis handle.\n"; |
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| 53 | errMsg += "Possibly invalid handle?\n"; |
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| 54 | mexErrMsgTxt(errMsg.c_str()); |
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| 55 | } |
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| 56 | } |
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| 57 | |
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| 58 | /* Set C-style string output_buf to MATLAB mexFunction output*/ |
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| 59 | plhs[0] = mxCreateDoubleScalar(retVal); |
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| 60 | |
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| 61 | return; |
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| 62 | } |
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