| 1 | /* |
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| 2 | * ---------------------------------------------------------------------- |
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| 3 | * INTERFACE: Matlab Rappture Library Interface Helper Functions |
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| 4 | * |
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| 5 | * ====================================================================== |
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| 6 | * AUTHOR: Derrick Kearney, Purdue University |
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| 7 | * Copyright (c) 2004-2007 Purdue Research Foundation |
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| 8 | * |
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| 9 | * See the file "license.terms" for information on usage and |
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| 10 | * redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES. |
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| 11 | * ====================================================================== |
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| 12 | */ |
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| 13 | #include "RpMatlabInterface.h" |
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| 14 | |
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| 15 | int |
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| 16 | getIntInput ( const mxArray* prhs ) { |
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| 17 | |
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| 18 | int retVal = -1; |
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| 19 | retVal = (int) getDoubleInput(prhs); |
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| 20 | return retVal; |
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| 21 | } |
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| 22 | |
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| 23 | double |
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| 24 | getDoubleInput ( const mxArray* prhs ) { |
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| 25 | |
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| 26 | double retVal = -1; |
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| 27 | |
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| 28 | /* Input must be a double. */ |
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| 29 | if (mxIsDouble(prhs) != 1) { |
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| 30 | mexErrMsgTxt("Input must be a double."); |
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| 31 | return retVal; |
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| 32 | } |
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| 33 | |
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| 34 | /* Input must be a scalar. */ |
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| 35 | if ( (mxGetN(prhs)*mxGetM(prhs)) != 1) { |
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| 36 | mexErrMsgTxt("Input must be a scalar."); |
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| 37 | return retVal; |
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| 38 | } |
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| 39 | |
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| 40 | retVal = *mxGetPr(prhs); |
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| 41 | |
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| 42 | return retVal; |
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| 43 | } |
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| 44 | |
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| 45 | char* |
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| 46 | getStringInput ( const mxArray* prhs ) { |
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| 47 | |
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| 48 | int buflen = 0; |
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| 49 | int status = 0; |
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| 50 | char* path = NULL; |
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| 51 | |
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| 52 | /* Input must be a string. */ |
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| 53 | if (mxIsChar(prhs) != 1) |
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| 54 | mexErrMsgTxt("Input must be a string."); |
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| 55 | |
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| 56 | /* Input must be a row vector. */ |
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| 57 | if ( (mxGetM(prhs) == 0) && (mxGetN(prhs) == 0)) { |
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| 58 | // do nothin, accept empty strings |
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| 59 | } else if ( (mxGetM(prhs)) != 1) { |
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| 60 | mexErrMsgTxt("Input must be a row vector."); |
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| 61 | } |
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| 62 | |
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| 63 | /* Get the length of the input string. */ |
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| 64 | buflen = (mxGetM(prhs) * mxGetN(prhs)) + 1; |
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| 65 | |
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| 66 | /* Allocate memory for input and output strings. */ |
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| 67 | path = (char*) mxCalloc(buflen, sizeof(char)); |
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| 68 | |
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| 69 | /* Copy the string data from prhs[0] into a C string |
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| 70 | * path. */ |
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| 71 | status = mxGetString(prhs, path, buflen); |
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| 72 | if (status != 0) |
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| 73 | mexWarnMsgTxt("Not enough space. String is truncated."); |
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| 74 | |
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| 75 | return path; |
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| 76 | } |
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| 77 | |
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| 78 | void |
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| 79 | freeStringInput (void* ptr) { |
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| 80 | if (ptr != NULL) { |
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| 81 | mxFree(ptr); |
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| 82 | } |
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| 83 | ptr = NULL; |
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| 84 | } |
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| 85 | |
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| 86 | void |
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| 87 | rpmxFlush() { |
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| 88 | mxArray * emptyStr = mxCreateString(""); |
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| 89 | mexCallMATLAB(0,0,1,&emptyStr,"fprintf"); |
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| 90 | } |
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| 91 | |
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