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1 /*
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2 * Copyright Oct 24, 2009 OpenSourceStewardshipFoundation.org
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3 * Licensed under GNU General Public License version 2
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4 */
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5
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6 #ifndef MATRIX_MULT_H_
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7 #define MATRIX_MULT_H_
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8
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9 #include <stdio.h>
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10 #include <unistd.h>
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11 #include <malloc.h>
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12
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13 #include "VMS_impl/VMS_primitive_data_types.h"
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14 #include "ParamHelper/Param.h"
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15
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16 //============================== Structures ==============================
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17
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18 typedef
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19 struct
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20 { int32 numRows;
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21 int32 numCols;
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22 float32 *array; //2D, but dynamically sized, so use addr arith
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23 }
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24 Matrix;
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25
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26 /* This is the "appSpecificPiece" that is carried inside a DKUPiece.
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27 * In the DKUPiece data struc it is declared to be of type "void *". This
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28 * allows the application to define any data structure it wants and put it
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29 * into a DKUPiece.
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30 * When the app specific info is used, it is in app code, so it is cast to
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31 * the correct type to tell the compiler how to access fields.
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32 * This keeps all app-specific things out of the DKU directory, as per the
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33 * DKU standard. */
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34 typedef
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35 struct
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36 {
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37 // pointers to shared data.. the result matrix must be created when the
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38 // left and right matrices are put into the root ancestor DKUPiece.
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39 Matrix * leftMatrix;
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40 Matrix * rightMatrix;
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41 Matrix * resultMatrix;
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42
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43 // define the starting and ending boundaries for this piece of the
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44 // result matrix. These are derivable from the left and right
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45 // matrices, but included them for readability of code.
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46 int prodStartRow, prodEndRow;
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47 int prodStartCol, prodEndCol;
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48 // Start and end of the portion of the left matrix that contributes to
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49 // this piece of the product
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50 int leftStartRow, leftEndRow;
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51 int leftStartCol, leftEndCol;
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52 // Start and end of the portion of the right matrix that contributes to
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53 // this piece of the product
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54 int rightStartRow, rightEndRow;
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55 int rightStartCol, rightEndCol;
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56 }
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57 MatrixProdPiece;
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58
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59 //============================== Functions ================================
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60 void readFile();
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61
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62 Matrix *makeMatrix( int32 numRows, int32 numCols );
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63 Matrix *makeMatrix_Flat( int32 numRows, int32 numCols );
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64 Matrix *makeMatrix_WithResMat( int32 numRows, int32 numCols );
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65 void freeMatrix_Flat( Matrix * matrix );
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66 void freeMatrix( Matrix * matrix );
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67 void printMatrix( Matrix *matrix );
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68
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69 void read_Matrix_From_File( Matrix *matrixStruc, char *matrixFileName );
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70
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71 void
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72 initialize_Input_Matrices_Via( Matrix **leftMatrix, Matrix **rightMatrix,
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73 ParamBag *paramBag );
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74
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75 //===========================================================================
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76
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77 #endif /*MATRIX_MULT_H_*/
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