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-rw-r--r--src/3rdparty/freetype/include/freetype/ftgasp.h27
1 files changed, 20 insertions, 7 deletions
diff --git a/src/3rdparty/freetype/include/freetype/ftgasp.h b/src/3rdparty/freetype/include/freetype/ftgasp.h
index 9a9b6321b3..fc1248ff48 100644
--- a/src/3rdparty/freetype/include/freetype/ftgasp.h
+++ b/src/3rdparty/freetype/include/freetype/ftgasp.h
@@ -4,7 +4,7 @@
/* */
/* Access of TrueType's `gasp' table (specification). */
/* */
-/* Copyright 2007-2015 by */
+/* Copyright 2007-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -16,8 +16,8 @@
/***************************************************************************/
-#ifndef _FT_GASP_H_
-#define _FT_GASP_H_
+#ifndef FTGASP_H_
+#define FTGASP_H_
#include <ft2build.h>
#include FT_FREETYPE_H
@@ -29,6 +29,9 @@
#endif
+FT_BEGIN_HEADER
+
+
/***************************************************************************
*
* @section:
@@ -92,8 +95,8 @@
#define FT_GASP_NO_TABLE -1
#define FT_GASP_DO_GRIDFIT 0x01
#define FT_GASP_DO_GRAY 0x02
+#define FT_GASP_SYMMETRIC_GRIDFIT 0x04
#define FT_GASP_SYMMETRIC_SMOOTHING 0x08
-#define FT_GASP_SYMMETRIC_GRIDFIT 0x10
/*************************************************************************
@@ -102,17 +105,25 @@
* FT_Get_Gasp
*
* @description:
- * Read the `gasp' table from a TrueType or OpenType font file and
- * return the entry corresponding to a given character pixel size.
+ * For a TrueType or OpenType font file, return the rasterizer behaviour
+ * flags from the font's `gasp' table corresponding to a given
+ * character pixel size.
*
* @input:
* face :: The source face handle.
+ *
* ppem :: The vertical character pixel size.
*
* @return:
* Bit flags (see @FT_GASP_XXX), or @FT_GASP_NO_TABLE if there is no
* `gasp' table in the face.
*
+ * @note:
+ * If you want to use the MM functionality of OpenType variation fonts
+ * (i.e., using @FT_Set_Var_Design_Coordinates and friends), call this
+ * function *after* setting an instance since the return values can
+ * change.
+ *
* @since:
* 2.3.0
*/
@@ -123,7 +134,9 @@
/* */
-#endif /* _FT_GASP_H_ */
+FT_END_HEADER
+
+#endif /* FTGASP_H_ */
/* END */