So. Some themes have objects that seem to be large natural extensions of the landscape. Masks allow maintaining that. Lemme know if it doesn't look good. If it doesn't, can still use for ice/bounce/indestructible. Indestructible bunker object for example.
/***************************************************************************/
/* */
/* gxvalid.h */
/* */
/* TrueTyeeGX/AAT table validation (specification only). */
/* */
/* Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
/* 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. */
/* */
/***************************************************************************/
/***************************************************************************/
/* */
/* gxvalid is derived from both gxlayout module and otvalid module. */
/* Development of gxlayout is supported by the Information-technology */
/* Promotion Agency(IPA), Japan. */
/* */
/***************************************************************************/
#ifndef __GXVALID_H__
#define __GXVALID_H__
#include <ft2build.h>
#include FT_FREETYPE_H
#include "gxverror.h" /* must come before FT_INTERNAL_VALIDATE_H */
#include FT_INTERNAL_VALIDATE_H
#include FT_INTERNAL_STREAM_H
FT_BEGIN_HEADER
FT_LOCAL( void )
gxv_feat_validate( FT_Bytes table,
FT_Face face,
FT_Validator valid );
FT_LOCAL( void )
gxv_bsln_validate( FT_Bytes table,
FT_Face face,
FT_Validator valid );
FT_LOCAL( void )
gxv_trak_validate( FT_Bytes table,
FT_Face face,
FT_Validator valid );
FT_LOCAL( void )
gxv_just_validate( FT_Bytes table,
FT_Face face,
FT_Validator valid );
FT_LOCAL( void )
gxv_mort_validate( FT_Bytes table,
FT_Face face,
FT_Validator valid );
FT_LOCAL( void )
gxv_morx_validate( FT_Bytes table,
FT_Face face,
FT_Validator valid );
FT_LOCAL( void )
gxv_kern_validate( FT_Bytes table,
FT_Face face,
FT_Validator valid );
FT_LOCAL( void )
gxv_kern_validate_classic( FT_Bytes table,
FT_Face face,
FT_Int dialect_flags,
FT_Validator valid );
FT_LOCAL( void )
gxv_opbd_validate( FT_Bytes table,
FT_Face face,
FT_Validator valid );
FT_LOCAL( void )
gxv_prop_validate( FT_Bytes table,
FT_Face face,
FT_Validator valid );
FT_LOCAL( void )
gxv_lcar_validate( FT_Bytes table,
FT_Face face,
FT_Validator valid );
FT_END_HEADER
#endif /* __GXVALID_H__ */
/* END */