Bug 119541 - [NEW PORT] graphics/libspiro: Library to convert clothoid splines into bezier splines
Summary: [NEW PORT] graphics/libspiro: Library to convert clothoid splines into bezier...
Status: Closed FIXED
Alias: None
Product: Ports & Packages
Classification: Unclassified
Component: Individual Port(s) (show other bugs)
Version: Latest
Hardware: Any Any
: Normal Affects Only Me
Assignee: Martin Wilke
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2008-01-10 20:30 UTC by Naram Qashat
Modified: 2008-01-12 16:20 UTC (History)
0 users

See Also:


Attachments
libspiro-20071029.shar (2.54 KB, text/plain)
2008-01-10 20:30 UTC, Naram Qashat
no flags Details

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Description Naram Qashat 2008-01-10 20:30:02 UTC
Spiro is the creation of Raph Levien. It simplifies the drawing of beautiful
curves.

Using bezier splines an artist can easily draw curves with the same slope on
either side of an on-curve point. Spiros, on the other hand, are based on
clothoid splines which make it easy to maintain constant curvature as well as
constant slope. Such curves will simply look nicer.

Raph Levien's spiro splines only use on-curve points and so are easier to use
and more intuitive to the artist.

This library will take an array of spiro control points and convert them into a
series of bezier splines which can then be used in the myriad of ways the world
has come to use beziers.

(Above taken from Introduction on the library's website)

WWW: http://libspiro.sourceforge.net/

- Naram Qashat
cyberbotx@cyberbotx.com

Generated with FreeBSD Port Tools 0.77
Comment 1 Martin Wilke freebsd_committer freebsd_triage 2008-01-11 00:37:36 UTC
Responsible Changed
From-To: freebsd-ports-bugs->miwi

I'll take it.
Comment 2 Martin Wilke freebsd_committer freebsd_triage 2008-01-12 16:16:59 UTC
State Changed
From-To: open->closed

New port added. Thanks!
Comment 3 dfilter service freebsd_committer freebsd_triage 2008-01-12 16:17:00 UTC
miwi        2008-01-12 16:16:57 UTC

  FreeBSD ports repository

  Modified files:
    graphics             Makefile 
  Added files:
    graphics/libspiro    Makefile distinfo pkg-descr pkg-plist 
  Log:
  Spiro is the creation of Raph Levien. It simplifies the drawing of beautiful
  curves.
  
  Using bezier splines an artist can easily draw curves with the same slope on
  either side of an on-curve point. Spiros, on the other hand, are based on
  clothoid splines which make it easy to maintain constant curvature as well as
  constant slope. Such curves will simply look nicer.
  
  Raph Levien's spiro splines only use on-curve points and so are easier to use
  and more intuitive to the artist.
  
  This library will take an array of spiro control points and convert them into a
  series of bezier splines which can then be used in the myriad of ways the world
  has come to use beziers.
  
  WWW: http://libspiro.sourceforge.net/
  
  PR:             ports/119541
  Submitted by:   Naram Qashat <cyberbotx at cyberbotx.com>
  
  Revision  Changes    Path
  1.1126    +1 -0      ports/graphics/Makefile
  1.1       +24 -0     ports/graphics/libspiro/Makefile (new)
  1.1       +3 -0      ports/graphics/libspiro/distinfo (new)
  1.1       +21 -0     ports/graphics/libspiro/pkg-descr (new)
  1.1       +7 -0      ports/graphics/libspiro/pkg-plist (new)
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