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more cleanups

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This commit is contained in:
Sven Neumann 2004-12-22 00:20:25 +00:00
parent 7e209bf5b8
commit 158f504862
1 changed files with 15 additions and 20 deletions
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35
plug-ins/common/unsharp.c
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@ -242,9 +242,9 @@ run (const gchar *name,
#endif
}
/* this function is written as if it is blurring a column at a time,
even though it can operate on rows, too. There is no difference
in the processing of the lines, at least to the blur_line function.
/* This function is written as if it is blurring a column at a time,
* even though it can operate on rows, too. There is no difference
* in the processing of the lines, at least to the blur_line function.
*/
static void
blur_line (const gdouble *ctable,
@ -267,7 +267,7 @@ blur_line (const gdouble *ctable,
const guchar *src_p;
const guchar *src_p1;
/* this first block is the same as the non-optimized version --
/* This first block is the same as the optimized version --
* it is only used for very small pictures, so speed isn't a
* big concern.
*/
@ -383,17 +383,15 @@ unsharp_mask (GimpDrawable *drawable,
GimpPixelRgn srcPR, destPR;
gint x1, y1, x2, y2;
/* Get the input */
gimp_drawable_mask_bounds (drawable->drawable_id, &x1, &y1, &x2, &y2);
gimp_progress_init (_("Blurring..."));
/* initialize pixel regions */
gimp_pixel_rgn_init (&srcPR, drawable,
0, 0, drawable->width, drawable->height, FALSE, FALSE);
gimp_pixel_rgn_init (&destPR, drawable,
0, 0, drawable->width, drawable->height, TRUE, TRUE);
/* Get the input */
gimp_drawable_mask_bounds (drawable->drawable_id, &x1, &y1, &x2, &y2);
unsharp_region (&srcPR, &destPR, drawable->bpp,
radius, amount,
x1, x2, y1, y2,
@ -422,17 +420,16 @@ unsharp_region (GimpPixelRgn *srcPR,
{
guchar *src;
guchar *dest;
gint width;
gint height;
gint width = x2 - x1;
gint height = y2 - y1;
gdouble *cmatrix = NULL;
gint cmatrix_length;
gdouble *ctable;
gint row, col;
gint threshold = unsharp_params.threshold;
/* find height and width of subregion to act on */
width = x2 - x1;
height = y2 - y1;
if (show_progress)
gimp_progress_init (_("Blurring..."));
/* generate convolution matrix
and make sure it's smaller than each dimension */
@ -523,12 +520,11 @@ static gint
gen_convolve_matrix (gdouble radius,
gdouble **cmatrix_p)
{
gint matrix_length;
gint matrix_midpoint;
gdouble *cmatrix;
gint i,j;
gdouble std_dev;
gdouble sum;
gint matrix_length;
gint i, j;
/* we want to generate a matrix that goes out a certain radius
* from the center, so we have to go out ceil(rad-0.5) pixels,
@ -550,8 +546,6 @@ gen_convolve_matrix (gdouble radius,
if (matrix_length <= 0)
matrix_length = 1;
matrix_midpoint = matrix_length / 2 + 1;
*cmatrix_p = g_new (gdouble, matrix_length);
cmatrix = *cmatrix_p;
@ -565,7 +559,8 @@ gen_convolve_matrix (gdouble radius,
/* first we do the top (right) half of matrix */
for (i = matrix_length / 2 + 1; i < matrix_length; i++)
{
double base_x = i - floor (matrix_length / 2) - 0.5;
gdouble base_x = i - (matrix_length / 2) - 0.5;
sum = 0;
for (j = 1; j <= 50; j++)
{