# HG changeset patch
# User Me
# Date 1288147028 25200
# Node ID 103a5f3b74cf8ae1ee122f87d85e9632218eb342
# Parent  3b0e43240104dc642b9ee0a9aa4deda19873b520
Works on small matrices -- too many threads, dies on large matrices

diff -r 3b0e43240104 -r 103a5f3b74cf .hgignore
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/.hgignore	Tue Oct 26 19:37:08 2010 -0700
@@ -0,0 +1,6 @@
+Makefile
+.dep.inc
+nbproject
+dist
+build
+
diff -r 3b0e43240104 -r 103a5f3b74cf src/Application/Matrix_Mult.c
--- a/src/Application/Matrix_Mult.c	Fri Sep 17 11:28:28 2010 -0700
+++ b/src/Application/Matrix_Mult.c	Tue Oct 26 19:37:08 2010 -0700
@@ -51,7 +51,7 @@
 read_Matrix_From_File( Matrix *matrixStruc, char *matrixFileName )
  { int    row, maxRead, numRows, numCols;
    float32 *matrixStart;
-   size_t lineSz = 0;
+   int32  lineSz = 0;
    FILE  *file;
    char  *line = NULL;
    
@@ -148,16 +148,18 @@
 
 void
 printMatrix( Matrix *matrix )
- { int r, c, numRows, numCols;
+ { int r, c, numRows, numCols, rowsToPrint, colsToPrint, rowIncr, colIncr;
    float32 *matrixArray;
 
-   numRows = matrix->numRows;
-   numCols = matrix->numCols;
+   numRows = rowsToPrint = matrix->numRows;
+   numCols = colsToPrint = matrix->numCols;
    matrixArray = matrix->matrix;
 
-   for( r = 0; r < numRows; r++ )
-    { for( c = 0; c < numCols; c++ )
-       { printf( "%f | ", *(matrixArray + r*numCols + c) );
+   rowIncr = numRows/20; if(rowIncr == 0) rowIncr = 1;//20 to 39 rows printed
+   colIncr = numCols/20; if(colIncr == 0) colIncr = 1;//20 to 39 cols printed
+   for( r = 0; r < numRows; r += rowIncr )
+    { for( c = 0; c < numCols; c += colIncr )
+       { printf( "%3.1f | ", matrixArray[ r * numCols + c ] );
        }
       printf("\n");
     }
diff -r 3b0e43240104 -r 103a5f3b74cf src/Application/VPThread__Matrix_Mult/Result_Pr.c
--- a/src/Application/VPThread__Matrix_Mult/Result_Pr.c	Fri Sep 17 11:28:28 2010 -0700
+++ b/src/Application/VPThread__Matrix_Mult/Result_Pr.c	Tue Oct 26 19:37:08 2010 -0700
@@ -32,6 +32,9 @@
 
       //Tell divider that have the vector lock -- so it's sure won't miss any
       // signals from the vector-threads it's about to create
+      //Don't need a signal variable -- this thd can't be created until
+      // divider thd already has the start lock
+   VPThread__mutex_lock( globals->start_mutex, animatingPr );//finish wait
    VPThread__cond_signal( globals->start_cond,  animatingPr );
    VPThread__mutex_unlock( globals->start_mutex, animatingPr );//finish wait
 
diff -r 3b0e43240104 -r 103a5f3b74cf src/Application/main.c
--- a/src/Application/main.c	Fri Sep 17 11:28:28 2010 -0700
+++ b/src/Application/main.c	Tue Oct 26 19:37:08 2010 -0700
@@ -27,7 +27,7 @@
 
    printf("\nresult matrix: \n");
 
-//   printMatrix( resultMatrix );
+   printMatrix( resultMatrix );
    
 //   VPThread__print_stats();