From 10b474fba485e9a93157c7fa534bb66e7bcc6fde Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?IOhannes=20m=20zm=C3=B6lnig?=
 <zmoelnig@users.sourceforge.net>
Date: Mon, 21 Mar 2005 14:33:31 +0000
Subject: This commit was generated by cvs2svn to compensate for changes in
 r2637, which included commits to RCS files with non-trunk default branches.

svn path=/trunk/externals/iem/iemmatrix/; revision=2638
---
 src/mtx_transpose.c | 67 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 src/mtx_transpose.c

(limited to 'src/mtx_transpose.c')

diff --git a/src/mtx_transpose.c b/src/mtx_transpose.c
new file mode 100644
index 0000000..7034cae
--- /dev/null
+++ b/src/mtx_transpose.c
@@ -0,0 +1,67 @@
+/*
+ *  iemmatrix
+ *
+ *  objects for manipulating simple matrices
+ *  mostly refering to matlab/octave matrix functions
+ *
+ * (c) IOhannes m zmölnig, forum::für::umläute
+ * 
+ * IEM, Graz
+ *
+ * this code is published under the LGPL
+ *
+ */
+#include "iemmatrix.h"
+
+/* mtx_transpose */
+static t_class *mtx_transpose_class;
+
+static void mtx_transpose_matrix(t_matrix *x, t_symbol *s, int argc, t_atom *argv)
+{
+  int row=atom_getfloat(argv++);
+  int col=atom_getfloat(argv++);
+  t_atom *ap;
+  int r, c;
+
+  if(row*col>argc-2) {
+    post("mtx_transpose: sparse matrices not yet supported : use \"mtx_check\"");
+    return;
+  }
+  if (col*row!=x->col*x->row) {
+    freebytes(x->atombuffer, (x->col*x->row+2)*sizeof(t_atom));
+    x->atombuffer = (t_atom *)getbytes((row*col+2)*sizeof(t_atom));
+  }
+  ap = x->atombuffer+2;
+  setdimen(x, col, row);
+  r = row;
+  while(r--){
+    c=col;
+    while(c--) {
+      t_float f = atom_getfloat(argv+r*col+c);
+      SETFLOAT(ap+c*row+r, f);
+    }
+  }
+    
+  matrix_bang(x);
+}
+
+static void *mtx_transpose_new(t_symbol *s, int argc, t_atom *argv)
+{
+  t_matrix *x = (t_matrix *)pd_new(mtx_transpose_class);
+  outlet_new(&x->x_obj, 0);
+  x->col=x->row=0;
+  x->atombuffer=0;
+  return (x);
+}
+void mtx_transpose_setup(void)
+{
+  mtx_transpose_class = class_new(gensym("mtx_transpose"), (t_newmethod)mtx_transpose_new, 
+				  (t_method)matrix_free, sizeof(t_matrix), 0, A_GIMME, 0);
+  class_addbang  (mtx_transpose_class, matrix_bang);
+  class_addmethod(mtx_transpose_class, (t_method)mtx_transpose_matrix, gensym("matrix"), A_GIMME, 0);
+  class_sethelpsymbol(mtx_transpose_class, gensym("iemmatrix/mtx_transpose"));
+}
+
+void iemtx_transpose_setup(void){
+  mtx_transpose_setup();
+}
-- 
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