lily/spring-smob.cc

   1 /*
   2   spring.cc -- implement Spring
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1999--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7 */
   8
   9 #include "spring.hh"
  10 #include "warn.hh"
  11 #include "ly-smobs.icc"
  12
  13 Spring_smob::Spring_smob ()
  14 {
  15   distance_ = 0.;
  16   strength_ = 1.0;
  17   expand_only_b_ = false;
  18   other_ = 0;
  19 }
  20
  21 IMPLEMENT_SIMPLE_SMOBS (Spring_smob);
  22
  23 SCM
  24 Spring_smob::mark_smob (SCM) { return SCM_UNSPECIFIED; }
  25
  26 int
  27 Spring_smob::print_smob (SCM, SCM p, scm_print_state *)
  28 {
  29   scm_puts ("#<Spring smob>", p);
  30   return 1;
  31 }
  32
  33 SCM
  34 Spring_smob::equal_p (SCM a, SCM b)
  35 {
  36   return a == b? SCM_BOOL_T : SCM_BOOL_F;
  37 }
  38