ref: 6a8e95b7a03c4f81db5caf0e00ebda95fe2cae06
parent: 5e9caaee7885cbc82f9f821bbec7f6c86f25b33a
author: Werner Lemberg <wl@gnu.org>
date: Tue Jan 25 03:49:41 EST 2022
Update documentation for `FT_LOAD_COLOR`.
--- a/include/freetype/freetype.h
+++ b/include/freetype/freetype.h
@@ -3032,16 +3032,24 @@
* Disable the auto-hinter. See also the note below.
*
* FT_LOAD_COLOR ::
- * Load colored glyphs. There are slight differences depending on the
- * font format.
+ * Load colored glyphs. FreeType searches in the following order;
+ * there are slight differences depending on the font format.
*
- * [Since 2.5] Load embedded color bitmap images. The resulting color
- * bitmaps, if available, will have the @FT_PIXEL_MODE_BGRA format,
- * with pre-multiplied color channels. If the flag is not set and
- * color bitmaps are found, they are converted to 256-level gray
- * bitmaps, using the @FT_PIXEL_MODE_GRAY format.
+ * [Since 2.5] Load embedded color bitmap images (provided
+ * @FT_LOAD_NO_BITMAP is not set). The resulting color bitmaps, if
+ * available, have the @FT_PIXEL_MODE_BGRA format, with pre-multiplied
+ * color channels. If the flag is not set and color bitmaps are found,
+ * they are converted to 256-level gray bitmaps, using the
+ * @FT_PIXEL_MODE_GRAY format.
*
- * [Since 2.10, experimental] If the glyph index contains an entry in
+ * [Since 2.12] If the glyph index maps to an entry in the face's
+ * 'SVG~' table, load the associated SVG document from this table and
+ * set the `format` field of @FT_GlyphSlotRec to @FT_GLYPH_FORMAT_SVG.
+ * Note that FreeType itself can't render SVG documents; however, the
+ * library provides hooks to seamlessly integrate an external renderer.
+ * See sections @ot_svg_driver and @svg_fonts for more.
+ *
+ * [Since 2.10, experimental] If the glyph index maps to an entry in
* the face's 'COLR' table with a 'CPAL' palette table (as defined in
* the OpenType specification), make @FT_Render_Glyph provide a default
* blending of the color glyph layers associated with the glyph index,