tree 27e580d79238586cfb7b3766c6cfe889181b8499
parent cd6ff28a1798fa2c5b881e2018ef1951f0d4245c
author Anuj Verma <anujv@iitbhilai.ac.in> 1597644657 +0530
committer Werner Lemberg <wl@gnu.org> 1608791027 +0100

[sdf] Add common elements for 'sdf' and 'bsdf' renderers.

* src/sdf/ftsdfrend.h (SDF_Rendere_Module, ft_sdf_renderer_class,
ft_bitmap_sdf_renderer_class): New structures.

* src/sdf/ftsdfcommon.h (DEFAULT_SPREAD, MIN_SPREAD_MAX_SPREAD,
USE_SQUARED_DISTANCES): New macros.
(FT_INT_26D6, FT_INT_16D16, FT_26D6_16D16): New macros.
(FT_CALL, VECTOR_LENGTH_16D16): New macros.
(FT_26D6_Vec, FT_16D16_Vec, FT_16D16, FT_26D6, FT_6D10, FT_CBox):
New typedefs.
(square_root): New macro.

* src/sdf/ftsdferrs.h: Add module error setup.