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[sdf] Use 'counter-clockwise', not 'anti-clockwise'.

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We prefer US nomenclature.

* src/sdf/ftsdf.c (SDF_Contour_Orientation):
s/SDF_ORIENTATION-ACW/SDF_ORIENTATION_CCW/.
Update all users.
This commit is contained in:
Werner Lemberg 2020-12-26 10:50:21 +01:00
parent bca740d566
commit c6ff2556c8
3 changed files with 20 additions and 10 deletions
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10
ChangeLog
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@ -1,3 +1,13 @@
2020-12-26 Werner Lemberg <wl@gnu.org>
[sdf] Use 'counter-clockwise', not 'anti-clockwise'.
We prefer US nomenclature.
* src/sdf/ftsdf.c (SDF_Contour_Orientation):
s/SDF_ORIENTATION-ACW/SDF_ORIENTATION_CCW/.
Update all users.
2020-12-26 Werner Lemberg <wl@gnu.org>
* src/base/ftobjs.c (pixel_modes): Updated.

14
src/sdf/ftsdf.c
View File

@ -257,8 +257,8 @@
* SDF_ORIENTATION_CW ::
* Clockwise orientation (positive area covered).
*
* SDF_ORIENTATION_ACW ::
* Anti-clockwise orientation (negative area covered).
* SDF_ORIENTATION_CCW ::
* Counter-clockwise orientation (negative area covered).
*
* @Note:
* See @FT_Outline_Get_Orientation for more details.
@ -268,7 +268,7 @@
{
SDF_ORIENTATION_NONE = 0,
SDF_ORIENTATION_CW = 1,
SDF_ORIENTATION_ACW = 2
SDF_ORIENTATION_CCW = 2
} SDF_Contour_Orientation;
@ -991,7 +991,7 @@
if ( area > 0 )
return SDF_ORIENTATION_CW;
else
return SDF_ORIENTATION_ACW;
return SDF_ORIENTATION_CCW;
}
@ -3568,7 +3568,7 @@
/* overloads the default sign of the outside */
/* pixels, which is necessary for */
/* counter-clockwise contours. */
if ( orientations[i] == SDF_ORIENTATION_ACW &&
if ( orientations[i] == SDF_ORIENTATION_CCW &&
internal_params.orientation == FT_ORIENTATION_FILL_RIGHT )
internal_params.overload_sign = 1;
else if ( orientations[i] == SDF_ORIENTATION_CW &&
@ -3608,8 +3608,8 @@
if ( internal_params.orientation == FT_ORIENTATION_FILL_LEFT )
{
if ( orientations[i] == SDF_ORIENTATION_CW )
orientations[i] = SDF_ORIENTATION_ACW;
else if ( orientations[i] == SDF_ORIENTATION_ACW )
orientations[i] = SDF_ORIENTATION_CCW;
else if ( orientations[i] == SDF_ORIENTATION_CCW )
orientations[i] = SDF_ORIENTATION_CW;
}

6
src/truetype/ttinterp.c
View File

@ -4362,7 +4362,7 @@
if ( ( opcode & 1 ) != 0 )
{
C = B; /* counter clockwise rotation */
C = B; /* counter-clockwise rotation */
B = A;
A = NEG_LONG( C );
}
@ -5050,7 +5050,7 @@
if ( ( opcode & 1 ) != 0 )
{
C = B; /* counter clockwise rotation */
C = B; /* counter-clockwise rotation */
B = A;
A = NEG_LONG( C );
}
@ -5074,7 +5074,7 @@
if ( ( opcode & 1 ) != 0 )
{
C = B; /* counter clockwise rotation */
C = B; /* counter-clockwise rotation */
B = A;
A = NEG_LONG( C );
}