Fixed a silly bug causing sharpen to not work in the non-rgb cases.

This commit is contained in:
Raph Levien 1999-03-28 22:03:12 +00:00
parent 66fe791440
commit bfd30fa331
3 changed files with 22 additions and 0 deletions

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@ -1,3 +1,9 @@
Sun Mar 28 14:03:59 1999 Raph Levien <raph@gimp.org>
* plug-ins/sharpen/sharpen.c (rgba_filter, gray_filter,
graya_filter): fixed a stupid bug causing sharpen to fail in the
cases other than plain rgb.
Sun Mar 28 23:56:46 MEST 1999 Sven Neumann <sven@gimp.org>
* plug-ins/gap/README: refelct the fact that GAP is now part of

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@ -44,6 +44,9 @@
* Revision History:
*
* $Log$
* Revision 1.9 1999/03/28 22:03:12 raph
* Fixed a silly bug causing sharpen to not work in the non-rgb cases.
*
* Revision 1.8 1999/03/15 22:38:36 raph
* Improved the quality of the algorithm in the sharpen plugin.
*
@ -1167,6 +1170,7 @@ gray_filter(int width, /* I - Width of line in pixels */
pixel = pos_lut[*src++] - neg0[-1] - neg0[0] - neg0[1] -
neg1[-1] - neg1[1] -
neg2[-1] - neg2[0] - neg2[1];
pixel = (pixel + 4) >> 3;
if (pixel < 0)
*dst++ = 0;
else if (pixel < 255)
@ -1208,6 +1212,7 @@ graya_filter(int width, /* I - Width of line in pixels */
pixel = pos_lut[*src++] - neg0[-2] - neg0[0] - neg0[2] -
neg1[-2] - neg1[2] -
neg2[-2] - neg2[0] - neg2[2];
pixel = (pixel + 4) >> 3;
if (pixel < 0)
*dst++ = 0;
else if (pixel < 255)
@ -1320,6 +1325,7 @@ rgba_filter(int width, /* I - Width of line in pixels */
pixel = pos_lut[*src++] - neg0[-4] - neg0[0] - neg0[4] -
neg1[-4] - neg1[4] -
neg2[-4] - neg2[0] - neg2[4];
pixel = (pixel + 4) >> 3;
if (pixel < 0)
*dst++ = 0;
else if (pixel < 255)
@ -1330,6 +1336,7 @@ rgba_filter(int width, /* I - Width of line in pixels */
pixel = pos_lut[*src++] - neg0[-3] - neg0[1] - neg0[5] -
neg1[-3] - neg1[5] -
neg2[-3] - neg2[1] - neg2[5];
pixel = (pixel + 4) >> 3;
if (pixel < 0)
*dst++ = 0;
else if (pixel < 255)
@ -1340,6 +1347,7 @@ rgba_filter(int width, /* I - Width of line in pixels */
pixel = pos_lut[*src++] - neg0[-2] - neg0[2] - neg0[6] -
neg1[-2] - neg1[6] -
neg2[-2] - neg2[2] - neg2[6];
pixel = (pixel + 4) >> 3;
if (pixel < 0)
*dst++ = 0;
else if (pixel < 255)

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@ -44,6 +44,9 @@
* Revision History:
*
* $Log$
* Revision 1.9 1999/03/28 22:03:12 raph
* Fixed a silly bug causing sharpen to not work in the non-rgb cases.
*
* Revision 1.8 1999/03/15 22:38:36 raph
* Improved the quality of the algorithm in the sharpen plugin.
*
@ -1167,6 +1170,7 @@ gray_filter(int width, /* I - Width of line in pixels */
pixel = pos_lut[*src++] - neg0[-1] - neg0[0] - neg0[1] -
neg1[-1] - neg1[1] -
neg2[-1] - neg2[0] - neg2[1];
pixel = (pixel + 4) >> 3;
if (pixel < 0)
*dst++ = 0;
else if (pixel < 255)
@ -1208,6 +1212,7 @@ graya_filter(int width, /* I - Width of line in pixels */
pixel = pos_lut[*src++] - neg0[-2] - neg0[0] - neg0[2] -
neg1[-2] - neg1[2] -
neg2[-2] - neg2[0] - neg2[2];
pixel = (pixel + 4) >> 3;
if (pixel < 0)
*dst++ = 0;
else if (pixel < 255)
@ -1320,6 +1325,7 @@ rgba_filter(int width, /* I - Width of line in pixels */
pixel = pos_lut[*src++] - neg0[-4] - neg0[0] - neg0[4] -
neg1[-4] - neg1[4] -
neg2[-4] - neg2[0] - neg2[4];
pixel = (pixel + 4) >> 3;
if (pixel < 0)
*dst++ = 0;
else if (pixel < 255)
@ -1330,6 +1336,7 @@ rgba_filter(int width, /* I - Width of line in pixels */
pixel = pos_lut[*src++] - neg0[-3] - neg0[1] - neg0[5] -
neg1[-3] - neg1[5] -
neg2[-3] - neg2[1] - neg2[5];
pixel = (pixel + 4) >> 3;
if (pixel < 0)
*dst++ = 0;
else if (pixel < 255)
@ -1340,6 +1347,7 @@ rgba_filter(int width, /* I - Width of line in pixels */
pixel = pos_lut[*src++] - neg0[-2] - neg0[2] - neg0[6] -
neg1[-2] - neg1[6] -
neg2[-2] - neg2[2] - neg2[6];
pixel = (pixel + 4) >> 3;
if (pixel < 0)
*dst++ = 0;
else if (pixel < 255)