| 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 | * [retStr,err] = rpLibElementAsComp(lib,path) |
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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) 2004-2005 Purdue Research Foundation |
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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: [retStr,err] = rpLibElementAsComp(libHandle,path) |
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| 20 | /// Return the component name of the element at location 'path' in 'libHandle' |
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| 21 | /** |
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| 22 | * This method searches the Rappture Library Object 'libHandle' for the |
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| 23 | * node at the location described by the path 'path' and returns its |
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| 24 | * component name, a concatination of the type, id, and index. |
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| 25 | * If path is an empty string, the root of the node is used. 'libHandle' |
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| 26 | * is the handle representing the instance of the RpLibrary object. |
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| 27 | * Error code, err=0 on success, anything else is failure. |
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| 28 | */ |
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| 29 | |
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| 30 | void mexFunction(int nlhs, mxArray *plhs[], |
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| 31 | int nrhs, const mxArray *prhs[]) |
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| 32 | { |
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| 33 | int libIndex = 0; |
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| 34 | int retLibIndex = 0; |
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| 35 | int err = 0; |
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| 36 | RpLibrary* lib = NULL; |
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| 37 | RpLibrary* eleLib = NULL; |
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| 38 | std::string path = ""; |
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| 39 | std::string retStr = ""; |
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| 40 | |
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| 41 | /* Check for proper number of arguments. */ |
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| 42 | if (nrhs != 2) { |
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| 43 | mexErrMsgTxt("Two input required."); |
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| 44 | } |
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| 45 | |
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| 46 | libIndex = getIntInput(prhs[0]); |
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| 47 | path = getStringInput(prhs[1]); |
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| 48 | |
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| 49 | /* Call the C++ subroutine. */ |
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| 50 | if ( (libIndex > 0) && (!path.empty()) ) { |
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| 51 | lib = (RpLibrary*) getObject_Void(libIndex); |
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| 52 | if (lib) { |
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| 53 | eleLib = lib->element(path); |
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| 54 | if (eleLib) { |
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| 55 | retStr = eleLib->nodeComp(); |
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| 56 | if (!retStr.empty()) { |
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| 57 | err = 0; |
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| 58 | } |
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| 59 | } |
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| 60 | } |
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| 61 | } |
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| 62 | |
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| 63 | /* Set C-style string output_buf to MATLAB mexFunction output*/ |
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| 64 | plhs[0] = mxCreateString(retStr.c_str()); |
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| 65 | plhs[1] = mxCreateDoubleScalar(err); |
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| 66 | |
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| 67 | return; |
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| 68 | } |
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