[gegl] (25 commits) Created branch soc-2011-warp

[Michael Murà <mmure src gnome org>]

The branch 'soc-2011-warp' was created.

Summary of new commits:

  5dcd625... map-absolute, map-relative: add a property to choose the sa
  bdcea04... add a buffer-cache op in the workshop
  e5022e2... rename gegl_chant_interpolation to gegl_chant_sampler
  2a024c5... map-relative/absolute: rename interpolation to sampler_type
  9bc41ac... gegl-chant: replace gegl_chant_sampler with a generic gegl_
  b6db31a... rename all GEGL_INTERPOLATION_* to GEGL_SAMPLER_*
  c9edc92... add a wip operator warp in the workshop, and dedicated enum
  10acaca... gegl:warp: rename warp_private to WarpPrivate and fix compi
  c08dc61... configure.ac: add a check for rint, and define HAVE_RINT ac
  5d80355... add quick doc to explain what does classes in gegl/buffer/
  8ef22b9... gegl_buffer_dup: implement copy on write
  c57714b... simplify gegl_buffer_tile_iterator by removing unneeded cod
  c95b1a1... gegl_tile_iterator: simplify again and remove a goto
  e7bd23d... gegl:warp: don't stamp if oustide the roi
  b0e27ea... gegl_buffer_dup: use the cache to insert duplicated tiles
  5b63397... gegl:warp: add code to test copy on write
  059de46... prefix function point_lerp and point_dist with gegl_path_
  6d49bfb... gegl-path: fix outdated documentation
  5aaa9a5... gegl-path: remove dead code and potential security issue in
  3f61c82... gegl-path: remove wrong code. After searching in the commit
  d9fd580... warp: compute the stamp curve without the strength factor
  d82bfdb... warp: set the range for the strength to 1-->100
  df6f0bf... warp: store the lookup table as double and perform a linear
  98fab0c... warp: balance a bit the different behaviors
  87ad1c8... gegl-buffer-iterator.h: fix wrong doc