; * src/xdisp.c: Fix typos in the commentary.
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src/xdisp.c
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@ -109,11 +109,11 @@ along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. */
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matrix', or `current matrix', in redisplay terminology.
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For buffer parts that have been changed since the last redisplay,
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`redisplay_window' constructs a second glyph matrix is constructed,
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the so called `desired glyph matrix' or short `desired matrix'. It
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does so in the most optimal way possible, avoiding the examination
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of text that didn't change, reusing portions of the current matrix
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if possible, etc. It could, in particular, decide that a window
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`redisplay_window' constructs a second glyph matrix, the so called
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`desired glyph matrix' or short `desired matrix'. It does so in
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the most optimal way possible, avoiding the examination of text
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that didn't change, reusing portions of the current matrix if
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possible, etc. It could, in particular, decide that a window
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doesn't need to be redisplayed at all.
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This second step of redisplay also updates the parts of the desired
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@ -123,9 +123,9 @@ along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. */
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In the third and last step, the current and desired matrix are then
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compared to find a cheap way to update the display, e.g. by reusing
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part of the display by scrolling lines. The actual update of the
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display of each window by comparing the desired and the current
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matrix is done by `update_window', which calls functions which draw
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to the glass (those functions are specific to the type of the
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display of each window, by comparing the desired and the current
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matrix, is done by `update_window', which calls functions which
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draw to the glass (those functions are specific to the type of the
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window's frame: X, w32, NS, etc.).
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Once the display of a window on the glass has been updated, its
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