kc3-lang/freetype/src/autohint/mather.py

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• Hash : c3dd151b
  Author :
  Date : 2000-07-26T14:11:15
  

  autohint: Formatting. Replacing many enums with #defines since we do arithmetics (especially ORing which would produce undefined enum values). The ideal thing instead of #defines is `const int' as provided in C++... Adding header files to rules.mk

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• src/autohint/mather.py

• #!/usr/bin/env python
  #
  
  #
  # autohint math table builder
  #
  
  
  # Copyright 1996-2000 by
  # David Turner, Robert Wilhelm, and Werner Lemberg.
  #
  # This file is part of the FreeType project, and may only be used, modified,
  # and distributed under the terms of the FreeType project license,
  # LICENSE.TXT.  By continuing to use, modify, or distribute this file you
  # indicate that you have read the license and understand and accept it
  # fully.
  
  
  import math
  
  ag_pi = 256
  
  def print_arctan( atan_bits ):
      atan_base = 1 << atan_bits
      
      print "  static AH_Angle  ag_arctan[1L << AG_ATAN_BITS] ="
      print "  {"
      
      count = 0
      line  = "   "
      
      for n in range( atan_base ):
          comma = ","
          if ( n == atan_base - 1 ):
              comma = ""
              
          angle = math.atan( n * 1.0 / atan_base ) / math.pi * ag_pi
          line  = line + " " + repr( int( angle + 0.5 ) ) + comma
          count = count + 1;
          if ( count == 8 ):
              count = 0
              print line
              line = "   "
              
      if ( count > 0 ):
          print line
      print "  };"
  
  
  # This routine is not used currently.
  #
  def print_sines():
      print "  static FT_Fixed  ah_sines[AG_HALF_PI + 1] ="
      print "  {"
  
      count = 0
      line  = "   "
      
      for n in range( ag_pi / 2 ):
          sinus = math.sin( n * math.pi / ag_pi )
          line  = line + " " + repr( int( 65536.0 * sinus ) ) + ","
          count = count + 1
          if ( count == 8 ):
              count = 0
              print line
              line = "   "
          
      if ( count > 0 ):
          print line
      print "   65536"
      print "  };"
  
  
  print_arctan( 8 )
  print
  
  
  # END
  

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