10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 
  22 /*
  23  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  24  */
  25 /*
  26  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  27  * Use is subject to license terms.
  28  */
  29 
  30 #pragma weak atan2pil = __atan2pil
  31 
  32 #include "libm.h"
  33 
  34 /*
  35  * atan2pil(y,x) = atan2l(y, x) / pi
  36  */
  37 
  38 static const long double invpi = 3.183098861837906715377675267450287240689e-1L;
  39 
  40 long double
  41 atan2pil(long double y, long double x) {
  42         return (atan2l(y, x) * invpi);
  43 }

  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 
  22 /*
  23  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  24  */
  25 /*
  26  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  27  * Use is subject to license terms.
  28  */
  29 


  30 #include "libm.h"
  31 
  32 /*
  33  * atan2pil(y,x) = atan2l(y, x) / pi
  34  */
  35 
  36 static const long double invpi = 3.183098861837906715377675267450287240689e-1L;
  37 
  38 long double
  39 atan2pil(long double y, long double x) {
  40         return (atan2l(y, x) * invpi);
  41 }