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In the documentation, explain what `padding' means.

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Werner Lemberg 2010-08-21 09:01:51 +02:00
parent ebaeb6425e
commit f434e29906
1 changed files with 12 additions and 0 deletions
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12
include/freetype/ftimage.h
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@ -268,9 +268,21 @@ FT_BEGIN_HEADER
/* flow. In all cases, the pitch is an offset to add */ /* flow. In all cases, the pitch is an offset to add */
/* to a bitmap pointer in order to go down one row. */ /* to a bitmap pointer in order to go down one row. */
/* */ /* */
/* Note that `padding' means the alignment of a */
/* bitmap to a byte border, and FreeType functions */
/* normally align to the smallest possible integer */
/* value. */
/* */
/* For the B/W rasterizer, `pitch' is always an even */ /* For the B/W rasterizer, `pitch' is always an even */
/* number. */ /* number. */
/* */ /* */
/* To change the pitch of a bitmap (say, to make it a */
/* multiple of 4), use @FT_Bitmap_Convert. */
/* Alternatively, you might use callback functions to */
/* directly render to the application's surface; see */
/* the file `example2.cpp' in the tutorial for a */
/* demonstration. */
/* */
/* buffer :: A typeless pointer to the bitmap buffer. This */ /* buffer :: A typeless pointer to the bitmap buffer. This */
/* value should be aligned on 32-bit boundaries in */ /* value should be aligned on 32-bit boundaries in */
/* most cases. */ /* most cases. */