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more code cleanup, removed lots of redundant variables

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This commit is contained in:
Sven Neumann 2004-12-20 21:20:59 +00:00
parent 3d6e33e361
commit 1b9306261f
1 changed files with 20 additions and 45 deletions
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65
plug-ins/common/unsharp.c
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@ -741,63 +741,38 @@ unsharp_mask_dialog (GimpDrawable *drawable)
static void
preview_update (GimpPreview *preview)
{
/* drawable */
glong bytes;
gint x1, y1, x2, y2;
/* preview */
GimpDrawable *drawable;
gint preview_x1; /* Upper-left X of preview */
gint preview_y1; /* Upper-left Y of preview */
gint preview_x2; /* Lower-right X of preview */
gint preview_y2; /* Lower-right Y of preview */
/* preview buffer */
gint preview_buf_width; /* Width of preview widget */
gint preview_buf_height; /* Height of preview widget */
gint preview_buf_x1; /* Upper-left X of preview */
gint preview_buf_y1; /* Upper-left Y of preview */
gint preview_buf_x2; /* Lower-right X of preview */
gint preview_buf_y2; /* Lower-right Y of preview */
GimpPixelRgn srcPR, destPR; /* Pixel regions */
gint x1, x2;
gint y1, y2;
GimpPixelRgn srcPR;
GimpPixelRgn destPR;
drawable =
gimp_drawable_preview_get_drawable (GIMP_DRAWABLE_PREVIEW (preview));
/* Get drawable info */
gimp_drawable_mask_bounds (drawable->drawable_id, &x1, &y1, &x2, &y2);
bytes = drawable->bpp;
/* get previewed area */
gimp_preview_get_position (preview, &x1, &y1);
gimp_preview_get_size (preview, &x2, &y2);
x2 += x1;
y2 += y1;
/*
* Setup for filter...
*/
gimp_preview_get_position (preview, &preview_x1, &preview_y1);
gimp_preview_get_size (preview, &preview_x2, &preview_y2);
preview_x2 += preview_x1;
preview_y2 += preview_y1;
/* Make buffer large enough to minimize disturbence */
preview_buf_x1 = MAX (0, preview_x1 - unsharp_params.radius);
preview_buf_y1 = MAX (0, preview_y1 - unsharp_params.radius);
preview_buf_x2 = MIN (x2, preview_x2 + unsharp_params.radius);
preview_buf_y2 = MIN (y2, preview_y2 + unsharp_params.radius);
preview_buf_width = preview_buf_x2 - preview_buf_x1;
preview_buf_height = preview_buf_y2 - preview_buf_y1;
/* make buffer large enough to minimize disturbence */
x1 = MAX (0, x1 - unsharp_params.radius);
y1 = MAX (0, y1 - unsharp_params.radius);
x2 = MIN (drawable->width, x2 + unsharp_params.radius);
y2 = MIN (drawable->height, y2 + unsharp_params.radius);
/* initialize pixel regions */
gimp_pixel_rgn_init (&srcPR, drawable,
preview_buf_x1, preview_buf_y1,
preview_buf_width, preview_buf_height, FALSE, FALSE);
gimp_pixel_rgn_init (&destPR, drawable,
preview_buf_x1, preview_buf_y1,
preview_buf_width, preview_buf_height, TRUE, TRUE);
gimp_pixel_rgn_init (&srcPR, drawable, x1, y1, x2-x1, y2-y1, FALSE, FALSE);
gimp_pixel_rgn_init (&destPR, drawable, x1, y1, x2-x1, y2-y1, TRUE, TRUE);
/* unsharp region */
unsharp_region (&srcPR, &destPR,
preview_buf_width, preview_buf_height, bytes,
x2 - x1, y2 - y1, drawable->bpp,
unsharp_params.radius, unsharp_params.amount,
preview_buf_x1, preview_buf_x2,
preview_buf_y1, preview_buf_y2,
x1, x2, y1, y2,
FALSE);
/* draw preview */
gimp_drawable_preview_draw_region (GIMP_DRAWABLE_PREVIEW (preview), &destPR);
}