Changeset 7e35b37 for tests/src/test-fmat.c

Timestamp:

Mar 3, 2013, 8:09:48 PM (11 years ago)

Author:

Paul Brossier <piem@piem.org>

Branches:

feature/autosink, feature/cnn, feature/cnn_org, feature/constantq, feature/crepe, feature/crepe_org, feature/pitchshift, feature/pydocstrings, feature/timestretch, fix/ffmpeg5, master, pitchshift, sampler, timestretch, yinfft+

Children:

474a573

Parents:

abd326c

Message:

tests/src/: improve examples

File:

• tests/src/test-fmat.c (modified) (1 diff)

tests/src/test-fmat.c

@@ -1 +1 @@
 #include <aubio.h>
+#include <assert.h>
 
-int main(){
-        uint_t length = 1024;                     /* length */
-        uint_t height = 1024;                     /* height */
-        fmat_t * mat = new_fmat (length, height); /* input buffer */
-        fmat_print(mat);
-        del_fmat(mat);
-        return 0;
+// create a new matrix and fill it with i * 1. + j * .1, where i is the row,
+// and j the column.
+
+int main ()
+{
+  uint_t height = 3, length = 9, i, j;
+  // create fmat_t object
+  fmat_t * mat = new_fmat (length, height);
+  for ( i = 0; i < mat->height; i++ ) {
+    for ( j = 0; j < mat->length; j++ ) {
+      // all elements are already initialized to 0.
+      assert(mat->data[i][j] == 0);
+      // setting element of row i, column j
+      mat->data[i][j] = i * 1. + j *.1;
+    }
+  }
+  // print out matrix
+  fmat_print(mat);
+  // destroy it
+  del_fmat(mat);
+  return 0;
 }