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[freetype2] master 432bb50: Clarify docs.

From: Alexei Podtelezhnikov
Subject: [freetype2] master 432bb50: Clarify docs.
Date: Tue, 23 Apr 2019 21:52:47 -0400 (EDT)

branch: master
commit 432bb50ff539e7672723dc9161e44046710a1334
Author: Alexei Podtelezhnikov <address@hidden>
Commit: Alexei Podtelezhnikov <address@hidden>

    Clarify docs.
 include/freetype/ftimage.h | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/include/freetype/ftimage.h b/include/freetype/ftimage.h
index d640b0b..60834b9 100644
--- a/include/freetype/ftimage.h
+++ b/include/freetype/ftimage.h
@@ -945,19 +945,16 @@ FT_BEGIN_HEADER
    *     This flag is set to indicate direct rendering.  In this mode, client
    *     applications must provide their own span callback.  This lets them
    *     directly draw or compose over an existing bitmap.  If this bit is
-   *     not set, the target pixmap's buffer _must_ be zeroed before
-   *     rendering.
+   *     _not_ set, the target pixmap's buffer _must_ be zeroed before
+   *     rendering and the output will be clipped to its size.
    *     Direct rendering is only possible with anti-aliased glyphs.
    *     This flag is only used in direct rendering mode.  If set, the output
    *     will be clipped to a box specified in the `clip_box` field of the
-   *     @FT_Raster_Params structure.
-   *
-   *     Note that by default, the glyph bitmap is clipped to the target
-   *     pixmap, except in direct rendering mode where all spans are
-   *     generated if no clipping box is set.
+   *     @FT_Raster_Params structure.  Otherwise, the `clip_box` is
+   *     effectively set to the bounding box and all spans are generated.
 #define FT_RASTER_FLAG_AA       0x1

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