[ggt-checkins] SF.net SVN: ggt:[1279] trunk/gmtl/Generate.h

[<pat...@us...>]

Revision: 1279
          http://ggt.svn.sourceforge.net/ggt/?rev=1279&view=rev
Author:   patrickh
Date:     2012-09-21 13:54:26 +0000 (Fri, 21 Sep 2012)
Log Message:
-----------
Move makeTrans() to be defined before it is used.

Submitted by Kevin Godby.

Modified Paths:
--------------
    trunk/gmtl/Generate.h

Modified: trunk/gmtl/Generate.h
===================================================================
--- trunk/gmtl/Generate.h	2012-08-03 22:12:41 UTC (rev 1278)
+++ trunk/gmtl/Generate.h	2012-09-21 13:54:26 UTC (rev 1279)
@@ -715,6 +715,30 @@
       return setFrustum( result, -right, top, right, -top, nr, fr );
    }
 
+   /**
+    * Make a translation datatype from another translation datatype.
+    * Typically this is from Matrix to Vec or Vec to Matrix.
+    * This function reads only translation information from the src datatype.
+    *
+    * @param arg  the matrix to extract the translation from
+    *
+    * @pre if making an n x n matrix, then for
+    *    - <b>vector is homogeneous:</b> SIZE of vector needs to equal number of Matrix ROWS - 1
+    *    - <b>vector has scale component:</b> SIZE of vector needs to equal number of Matrix ROWS
+    * <br>if making an n x n+1 matrix, then for
+    *    - <b>vector is homogeneous:</b> SIZE of vector needs to equal number of Matrix ROWS
+    *    - <b>vector has scale component:</b> SIZE of vector needs to equal number of Matrix ROWS + 1
+    * @post if preconditions are not met, then function is undefined (will not compile)
+    */
+   template<typename TRANS_TYPE, typename SRC_TYPE >
+   inline TRANS_TYPE makeTrans( const SRC_TYPE& arg,
+                             Type2Type< TRANS_TYPE > t = Type2Type< TRANS_TYPE >())
+   {
+      gmtl::ignore_unused_variable_warning(t);
+      TRANS_TYPE temporary;
+      return setTrans( temporary, arg );
+   }
+
    /** Configure a matrix from view parameters.
     * 
     * Functionally equivalent to gluLookAt(), this function configures
@@ -1370,30 +1394,6 @@
       return setDirCos( temporary, xDestAxis, yDestAxis, zDestAxis, xSrcAxis, ySrcAxis, zSrcAxis );
    }
 
-   /**
-    * Make a translation datatype from another translation datatype.
-    * Typically this is from Matrix to Vec or Vec to Matrix.
-    * This function reads only translation information from the src datatype.
-    *
-    * @param arg  the matrix to extract the translation from
-    *
-    * @pre if making an n x n matrix, then for
-    *    - <b>vector is homogeneous:</b> SIZE of vector needs to equal number of Matrix ROWS - 1
-    *    - <b>vector has scale component:</b> SIZE of vector needs to equal number of Matrix ROWS
-    * <br>if making an n x n+1 matrix, then for
-    *    - <b>vector is homogeneous:</b> SIZE of vector needs to equal number of Matrix ROWS
-    *    - <b>vector has scale component:</b> SIZE of vector needs to equal number of Matrix ROWS + 1
-    * @post if preconditions are not met, then function is undefined (will not compile)
-    */
-   template<typename TRANS_TYPE, typename SRC_TYPE >
-   inline TRANS_TYPE makeTrans( const SRC_TYPE& arg,
-                             Type2Type< TRANS_TYPE > t = Type2Type< TRANS_TYPE >())
-   {
-      gmtl::ignore_unused_variable_warning(t);
-      TRANS_TYPE temporary;
-      return setTrans( temporary, arg );
-   }
-
    /** Create a rotation datatype that will xform first vector to the second.
     *  @pre  each vec needs to be normalized.
     *  @post This function returns a temporary object.

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