Mercurial > octave

changeset 1615:da72f1fae389

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[project @ 1995-11-03 15:22:18 by jwe]
author jwe
date Fri, 03 Nov 1995 15:22:18 +0000
parents 1c39163722ce
children ac7e10016ca0
files src/pt-const.cc
diffstat 1 files changed, 58 insertions(+), 15 deletions(-) [+]
line wrap: on
line diff
--- a/src/pt-const.cc	Fri Nov 03 12:53:35 1995 +0000
+++ b/src/pt-const.cc	Fri Nov 03 15:22:18 1995 +0000
@@ -503,8 +503,16 @@
 
 TC_REP::tree_constant_rep (const Complex& c)
 {
-  complex_scalar = new Complex (c);
-  type_tag = complex_scalar_constant;
+  if (::imag (c) == 0.0)
+    {
+      scalar = ::real (c);
+      type_tag = scalar_constant;
+    }
+  else
+    {
+      complex_scalar = new Complex (c);
+      type_tag = complex_scalar_constant;
+    }
   orig_text = 0;
 }
 
@@ -512,8 +520,18 @@
 {
   if (m.rows () == 1 && m.columns () == 1)
     {
-      complex_scalar = new Complex (m.elem (0, 0));
-      type_tag = complex_scalar_constant;
+      Complex c = m.elem (0, 0);
+
+      if (::imag (c) == 0.0)
+	{
+	  scalar = ::real (c);
+	  type_tag = scalar_constant;
+	}
+      else
+	{
+	  complex_scalar = new Complex (c);
+	  type_tag = complex_scalar_constant;
+	}
     }
   else
     {
@@ -527,8 +545,18 @@
 {
   if (d.rows () == 1 && d.columns () == 1)
     {
-      complex_scalar = new Complex (d.elem (0, 0));
-      type_tag = complex_scalar_constant;
+      Complex c = d.elem (0, 0);
+
+      if (::imag (c) == 0.0)
+	{
+	  scalar = ::real (c);
+	  type_tag = scalar_constant;
+	}
+      else
+	{
+	  complex_scalar = new Complex (c);
+	  type_tag = complex_scalar_constant;
+	}
     }
   else
     {
@@ -544,8 +572,18 @@
   int len = v.capacity ();
   if (len == 1)
     {
-      complex_scalar = new Complex (v.elem (0));
-      type_tag = complex_scalar_constant;
+      Complex c = v.elem (0);
+
+      if (::imag (c) == 0.0)
+	{
+	  scalar = ::real (c);
+	  type_tag = scalar_constant;
+	}
+      else
+	{
+	  complex_scalar = new Complex (c);
+	  type_tag = complex_scalar_constant;
+	}
     }
   else
     {
@@ -579,8 +617,18 @@
   int len = v.capacity ();
   if (len == 1)
     {
-      complex_scalar = new Complex (v.elem (0));
-      type_tag = complex_scalar_constant;
+      Complex c = v.elem (0);
+
+      if (::imag (c) == 0.0)
+	{
+	  scalar = ::real (c);
+	  type_tag = scalar_constant;
+	}
+      else
+	{
+	  complex_scalar = new Complex (c);
+	  type_tag = complex_scalar_constant;
+	}
     }
   else
     {
@@ -2837,11 +2885,6 @@
 	      break;
 	    }
 	}
-
-// This is a fairly expensive operation.
-
-      if (originally_scalar_type)
-	maybe_mutate ();
     }
 
   return retval;