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| author | Eli Zaretskii | 2022-02-23 15:07:59 +0200 |
|---|---|---|
| committer | Eli Zaretskii | 2022-02-23 15:07:59 +0200 |
| commit | 85ad8616007e286c237bb2906d1928bb551462e7 (patch) | |
| tree | 5938c77c34d65365edb22ebbfe5aa559438a7e97 /src | |
| parent | b68217fe044c68c0ca73e43a3c1dee7fb73a9284 (diff) | |
| download | emacs-85ad8616007e286c237bb2906d1928bb551462e7.tar.gz emacs-85ad8616007e286c237bb2906d1928bb551462e7.zip | |
; * src/xterm.c: Minor fixes of the commentary.
Diffstat (limited to 'src')
| -rw-r--r-- | src/xterm.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/src/xterm.c b/src/xterm.c index a3c3c6f3f45..4b463da5f8e 100644 --- a/src/xterm.c +++ b/src/xterm.c | |||
| @@ -117,9 +117,10 @@ along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. */ | |||
| 117 | background pixel values. | 117 | background pixel values. |
| 118 | 118 | ||
| 119 | Usually, one graphics context is computed for each face when it is | 119 | Usually, one graphics context is computed for each face when it is |
| 120 | first about to be displayed, and this graphics context is the one | 120 | about to be displayed for the first time, and this graphics context |
| 121 | which is used for future X drawing operations in a glyph string | 121 | is the one which is used for future X drawing operations in a glyph |
| 122 | with that face. (See `prepare_face_for_display' in xfaces.c). | 122 | string with that face. (See `prepare_face_for_display' in |
| 123 | xfaces.c). | ||
| 123 | 124 | ||
| 124 | However, when drawing glyph strings for special display elements | 125 | However, when drawing glyph strings for special display elements |
| 125 | such as the cursor, or mouse sensitive text, different GCs may be | 126 | such as the cursor, or mouse sensitive text, different GCs may be |
| @@ -155,11 +156,11 @@ along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. */ | |||
| 155 | onto the physical display. | 156 | onto the physical display. |
| 156 | 157 | ||
| 157 | When the visual class is TrueColor, the colormap will be indexed | 158 | When the visual class is TrueColor, the colormap will be indexed |
| 158 | based on the red, green, and blue components of the pixel values, | 159 | based on the red, green, and blue (RGB) components of the pixel |
| 159 | and the colormap will be statically allocated as to contain linear | 160 | values, and the colormap will be statically allocated so as to |
| 160 | ramps for each component. As such, most of the color allocation | 161 | contain linear ramps for each component. As such, most of the |
| 161 | described below is bypassed, and the pixel values are computed | 162 | color allocation described below is bypassed, and the pixel values |
| 162 | directly from the color. | 163 | are computed directly from the color. |
| 163 | 164 | ||
| 164 | Otherwise, each time Emacs wants a pixel value that corresponds to | 165 | Otherwise, each time Emacs wants a pixel value that corresponds to |
| 165 | a color, Emacs has to ask the X server to obtain the pixel value | 166 | a color, Emacs has to ask the X server to obtain the pixel value |