gint
image_setup (GimpDrawable *drawable,
gint interactive)
{
/* Set the tile cache size */
/* ======================= */
gimp_tile_cache_ntiles ((drawable->width + gimp_tile_width() - 1) /
gimp_tile_width ());
/* Get some useful info on the input drawable */
/* ========================================== */
input_drawable = drawable;
output_drawable = drawable;
if (! gimp_drawable_mask_intersect (drawable->drawable_id, &border_x, &border_y,
&border_w, &border_h))
return FALSE;
width = input_drawable->width;
height = input_drawable->height;
gimp_pixel_rgn_init (&source_region, input_drawable,
0, 0, width, height, FALSE, FALSE);
maxcounter = (glong) width * (glong) height;
if (mapvals.transparent_background == TRUE)
{
gimp_rgba_set (&background, 0.0, 0.0, 0.0, 0.0);
}
else
{
gimp_context_get_background (&background);
gimp_rgb_set_alpha (&background, 1.0);
}
/* Assume at least RGB */
/* =================== */
in_channels = 3;
if (gimp_drawable_has_alpha (input_drawable->drawable_id) == TRUE)
in_channels++;
if (interactive == TRUE)
{
preview_rgb_stride = cairo_format_stride_for_width (CAIRO_FORMAT_RGB24,
PREVIEW_WIDTH);
preview_rgb_data = g_new0 (guchar, preview_rgb_stride * PREVIEW_HEIGHT);
preview_surface = cairo_image_surface_create_for_data (preview_rgb_data,
CAIRO_FORMAT_RGB24,
PREVIEW_WIDTH,
PREVIEW_HEIGHT,
preview_rgb_stride);
}
return TRUE;
}
gint
image_setup (GimpDrawable *drawable,
gint interactive)
{
/* Set the tile cache size */
/* ======================= */
gimp_tile_cache_ntiles ((drawable->width + gimp_tile_width() - 1) /
gimp_tile_width ());
/* Get some useful info on the input drawable */
/* ========================================== */
input_drawable = drawable;
output_drawable = drawable;
gimp_drawable_mask_bounds (drawable->drawable_id,
&border_x1, &border_y1, &border_x2, &border_y2);
width = input_drawable->width;
height = input_drawable->height;
gimp_pixel_rgn_init (&source_region, input_drawable,
0, 0, width, height, FALSE, FALSE);
maxcounter = (glong) width * (glong) height;
if (mapvals.transparent_background == TRUE)
{
gimp_rgba_set (&background, 0.0, 0.0, 0.0, 0.0);
}
else
{
gimp_context_get_background (&background);
gimp_rgb_set_alpha (&background, 1.0);
}
/* Assume at least RGB */
/* =================== */
in_channels = 3;
if (gimp_drawable_has_alpha (input_drawable->drawable_id) == TRUE)
in_channels++;
if (interactive == TRUE)
{
preview_rgb_data = g_new0 (guchar, PREVIEW_HEIGHT * PREVIEW_WIDTH * 3);
}
return TRUE;
}
static gboolean
sel2path (gint32 image_ID)
{
gint32 selection_ID;
GimpDrawable *sel_drawable;
pixel_outline_list_type olt;
spline_list_array_type splines;
gimp_selection_bounds (image_ID, &has_sel,
&sel_x1, &sel_y1, &sel_x2, &sel_y2);
sel_width = sel_x2 - sel_x1;
sel_height = sel_y2 - sel_y1;
/* Now get the selection channel */
selection_ID = gimp_image_get_selection (image_ID);
if (selection_ID < 0)
return FALSE;
sel_drawable = gimp_drawable_get (selection_ID);
if (gimp_drawable_bpp (selection_ID) != 1)
{
g_warning ("Internal error. Selection bpp > 1");
return FALSE;
}
gimp_pixel_rgn_init (&selection_rgn, sel_drawable,
sel_x1, sel_y1, sel_width, sel_height,
FALSE, FALSE);
gimp_tile_cache_ntiles (2 * (sel_drawable->width + gimp_tile_width () - 1) /
gimp_tile_width ());
olt = find_outline_pixels ();
splines = fitted_splines (olt);
do_points (splines, image_ID);
gimp_drawable_detach (sel_drawable);
gimp_displays_flush ();
return TRUE;
}
/**
* gimp_tile_cache_ntiles:
* @ntiles: number of tiles that should fit into the cache
*
* Sets the size of the tile cache on the plug-in side. This function
* is similar to gimp_tile_cache_size() but supports specifying the
* number of tiles directly.
*
* If your plug-in access pixels tile-by-tile, it doesn't need a tile
* cache at all. If however the plug-in accesses drawable pixel data
* row-by-row, it should set the tile cache large enough to hold the
* number of tiles per row. Double this size if your plug-in uses
* shadow tiles.
**/
void
gimp_tile_cache_ntiles (gulong ntiles)
{
max_cache_size = (ntiles *
gimp_tile_width () *
gimp_tile_height () * 4);
}
static void
run (const gchar *name,
gint n_params,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
GimpDrawable *drawable;
GimpRunMode run_mode;
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
gint32 image_id;
*nreturn_vals = 1;
*return_vals = values;
run_mode = param[0].data.d_int32;
if (run_mode == GIMP_RUN_NONINTERACTIVE)
{
if (n_params != 3)
{
status = GIMP_PDB_CALLING_ERROR;
}
}
if (status == GIMP_PDB_SUCCESS)
{
/* Get the specified drawable */
drawable = gimp_drawable_get(param[2].data.d_drawable);
image_id = param[1].data.d_image;
/* Make sure that the drawable is gray or RGB or indexed */
if (gimp_drawable_is_rgb (drawable->drawable_id) ||
gimp_drawable_is_gray (drawable->drawable_id) ||
gimp_drawable_is_indexed (drawable->drawable_id))
{
gimp_progress_init ("Autocropping...");
gimp_tile_cache_ntiles (1 +
(drawable->width > drawable->height ?
(drawable->width / gimp_tile_width()) :
(drawable->height / gimp_tile_height())));
do_acrop(drawable, image_id);
if (run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
gimp_drawable_detach (drawable);
}
else
{
status = GIMP_PDB_EXECUTION_ERROR;
}
}
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
}
static void
pixelize (GimpDrawable *drawable,
GimpPreview *preview)
{
gint tile_width;
gint tile_height;
gint pixelwidth;
gint pixelheight;
tile_width = gimp_tile_width ();
tile_height = gimp_tile_height ();
pixelwidth = pvals.pixelwidth;
pixelheight = pvals.pixelheight;
if (pixelwidth < 0)
pixelwidth = - pixelwidth;
if (pixelwidth < 1)
pixelwidth = 1;
if (pixelheight < 0)
pixelheight = - pixelheight;
if (pixelheight < 1)
pixelheight = 1;
if (pixelwidth >= tile_width || pixelheight >= tile_height || preview)
pixelize_large (drawable, pixelwidth, pixelheight, preview);
else
pixelize_small (drawable, pixelwidth, pixelheight, tile_width, tile_height);
}
/* main function */
static void
run (const gchar *name,
gint n_params,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[2];
GimpRunMode run_mode;
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
GimpDrawable *drawable;
run_mode = param[0].data.d_int32;
INIT_I18N ();
*nreturn_vals = 2;
*return_vals = values;
if (run_mode == GIMP_RUN_NONINTERACTIVE)
{
if (n_params != 3)
status = GIMP_PDB_CALLING_ERROR;
}
if (status == GIMP_PDB_SUCCESS)
{
drawable = gimp_drawable_get (param[2].data.d_drawable);
imageID = param[1].data.d_image;
if (gimp_drawable_is_rgb (drawable->drawable_id) ||
gimp_drawable_is_gray (drawable->drawable_id) ||
gimp_drawable_is_indexed (drawable->drawable_id))
{
memset (hist_red, 0, sizeof (hist_red));
memset (hist_green, 0, sizeof (hist_green));
memset (hist_blue, 0, sizeof (hist_blue));
gimp_tile_cache_ntiles (2 *
(drawable->width / gimp_tile_width () + 1));
analyze (drawable);
/* show dialog after we analyzed image */
if (run_mode != GIMP_RUN_NONINTERACTIVE)
doDialog ();
}
else
status = GIMP_PDB_EXECUTION_ERROR;
gimp_drawable_detach (drawable);
}
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
values[1].type = GIMP_PDB_INT32;
values[1].data.d_int32 = uniques;
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
GimpDrawable *drawable;
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
GimpRunMode run_mode;
gint32 image_ID;
INIT_I18N();
run_mode = param[0].data.d_int32;
/* Get the specified drawable */
drawable = gimp_drawable_get (param[2].data.d_drawable);
image_ID = param[1].data.d_image;
/* Make sure that the drawable is gray or RGB color */
if (gimp_drawable_is_rgb (drawable->drawable_id) ||
gimp_drawable_is_gray (drawable->drawable_id))
{
gimp_progress_init (_("Auto-Stretching HSV"));
gimp_tile_cache_ntiles (2 * (drawable->width / gimp_tile_width () + 1));
autostretch_hsv (drawable);
if (run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
}
else if (gimp_drawable_is_indexed (drawable->drawable_id))
{
indexed_autostretch_hsv (image_ID);
if (run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
}
else
{
/* gimp_message ("autostretch_hsv: cannot operate on indexed color images"); */
status = GIMP_PDB_EXECUTION_ERROR;
}
*nreturn_vals = 1;
*return_vals = values;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
gimp_drawable_detach (drawable);
}
static void
scatter_hsv (GimpDrawable *drawable)
{
gimp_tile_cache_ntiles (2 * (drawable->width / gimp_tile_width () + 1));
gimp_progress_init (_("HSV Noise"));
gimp_rgn_iterate2 (drawable, 0 /* unused */, scatter_hsv_func, NULL);
gimp_drawable_detach (drawable);
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
*nreturn_vals = 1;
*return_vals = values;
INIT_I18N ();
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
Current.drawable = gimp_drawable_get (param[2].data.d_drawable);
Current.mask = gimp_drawable_get (gimp_image_get_selection (param[1].data.d_image));
if (gimp_drawable_is_rgb (Current.drawable->drawable_id))
{
if (color_rotate_dialog ())
{
gimp_progress_init (_("Rotating the colors"));
gimp_tile_cache_ntiles (2 * (Current.drawable->width /
gimp_tile_width () + 1));
color_rotate (Current.drawable);
gimp_displays_flush ();
}
else
{
status = GIMP_PDB_CANCEL;
}
}
else
{
status = GIMP_PDB_EXECUTION_ERROR;
}
values[0].data.d_status = status;
if (status == GIMP_PDB_SUCCESS)
gimp_drawable_detach (Current.drawable);
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
gint32 image_ID;
GimpRunMode run_mode;
gint pwidth;
gint pheight;
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
gint sel_width;
gint sel_height;
run_mode = param[0].data.d_int32;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
*nreturn_vals = 1;
*return_vals = values;
INIT_I18N ();
/* Get the specified drawable */
drawable = gimp_drawable_get (param[2].data.d_drawable);
image_ID = param[1].data.d_image;
gimp_drawable_mask_bounds (drawable->drawable_id,
&sel_x1, &sel_y1, &sel_x2, &sel_y2);
sel_width = sel_x2 - sel_x1;
sel_height = sel_y2 - sel_y1;
/* Calculate preview size */
if (sel_width > sel_height)
{
pwidth = MIN (sel_width, PREVIEW_SIZE);
pheight = sel_height * pwidth / sel_width;
}
else
{
pheight = MIN (sel_height, PREVIEW_SIZE);
pwidth = sel_width * pheight / sel_height;
}
preview_width = MAX (pwidth, 2);
preview_height = MAX (pheight, 2);
/* See how we will run */
switch (run_mode)
{
case GIMP_RUN_INTERACTIVE:
/* Possibly retrieve data */
gimp_get_data ("plug_in_fractalexplorer", &wvals);
/* Get information from the dialog */
if (!explorer_dialog ())
return;
break;
case GIMP_RUN_NONINTERACTIVE:
/* Make sure all the arguments are present */
if (nparams != 22)
{
status = GIMP_PDB_CALLING_ERROR;
}
else
{
wvals.fractaltype = param[3].data.d_int8;
wvals.xmin = param[4].data.d_float;
wvals.xmax = param[5].data.d_float;
wvals.ymin = param[6].data.d_float;
wvals.ymax = param[7].data.d_float;
wvals.iter = param[8].data.d_float;
wvals.cx = param[9].data.d_float;
wvals.cy = param[10].data.d_float;
wvals.colormode = param[11].data.d_int8;
wvals.redstretch = param[12].data.d_float;
wvals.greenstretch = param[13].data.d_float;
wvals.bluestretch = param[14].data.d_float;
wvals.redmode = param[15].data.d_int8;
wvals.greenmode = param[16].data.d_int8;
wvals.bluemode = param[17].data.d_int8;
wvals.redinvert = param[18].data.d_int8;
wvals.greeninvert = param[19].data.d_int8;
wvals.blueinvert = param[20].data.d_int8;
wvals.ncolors = CLAMP (param[21].data.d_int32, 2, MAXNCOLORS);
}
make_color_map();
break;
case GIMP_RUN_WITH_LAST_VALS:
/* Possibly retrieve data */
gimp_get_data ("plug_in_fractalexplorer", &wvals);
make_color_map ();
break;
default:
break;
}
xmin = wvals.xmin;
xmax = wvals.xmax;
ymin = wvals.ymin;
ymax = wvals.ymax;
cx = wvals.cx;
cy = wvals.cy;
if (status == GIMP_PDB_SUCCESS)
{
/* Make sure that the drawable is not indexed */
if (! gimp_drawable_is_indexed (drawable->drawable_id))
{
gimp_progress_init (_("Rendering fractal"));
/* Set the tile cache size */
gimp_tile_cache_ntiles (2 * (drawable->width / gimp_tile_width() + 1));
/* Run! */
explorer (drawable);
if (run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
/* Store data */
if (run_mode == GIMP_RUN_INTERACTIVE)
gimp_set_data ("plug_in_fractalexplorer",
&wvals, sizeof (explorer_vals_t));
}
else
{
status = GIMP_PDB_EXECUTION_ERROR;
}
}
values[0].data.d_status = status;
gimp_drawable_detach (drawable);
}
static void
rotate_drawable (GimpDrawable *drawable)
{
GimpPixelRgn srcPR, destPR;
gint width, height;
gint longside;
gint bytes;
gint row, col;
gint offsetx, offsety;
gboolean was_lock_alpha = FALSE;
guchar *buffer;
guchar *src_row, *dest_row;
/* initialize */
row = 0;
/* Get the size of the input drawable. */
width = drawable->width;
height = drawable->height;
bytes = drawable->bpp;
if (gimp_layer_get_lock_alpha (drawable->drawable_id))
{
was_lock_alpha = TRUE;
gimp_layer_set_lock_alpha (drawable->drawable_id, FALSE);
}
if (rotvals.angle == 2) /* we're rotating by 180° */
{
gimp_tile_cache_ntiles (2 * (width / gimp_tile_width() + 1));
gimp_pixel_rgn_init (&srcPR, drawable, 0, 0, width, height,
FALSE, FALSE);
gimp_pixel_rgn_init (&destPR, drawable, 0, 0, width, height,
TRUE, TRUE);
src_row = (guchar *) g_malloc (width * bytes);
dest_row = (guchar *) g_malloc (width * bytes);
for (row = 0; row < height; row++)
{
gimp_pixel_rgn_get_row (&srcPR, src_row, 0, row, width);
for (col = 0; col < width; col++)
{
memcpy (dest_row + col * bytes,
src_row + (width - 1 - col) * bytes,
bytes);
}
gimp_pixel_rgn_set_row (&destPR, dest_row, 0, (height - row - 1),
width);
if ((row % 5) == 0)
gimp_progress_update ((double) row / (double) height);
}
g_free (src_row);
g_free (dest_row);
gimp_drawable_flush (drawable);
gimp_drawable_merge_shadow (drawable->drawable_id, TRUE);
gimp_drawable_update (drawable->drawable_id, 0, 0, width, height);
}
else /* we're rotating by 90° or 270° */
{
(width > height) ? (longside = width) : (longside = height);
gimp_layer_resize (drawable->drawable_id, longside, longside, 0, 0);
drawable = gimp_drawable_get (drawable->drawable_id);
gimp_drawable_flush (drawable);
gimp_tile_cache_ntiles ((longside / gimp_tile_width () + 1) +
(longside / gimp_tile_height () + 1));
gimp_pixel_rgn_init (&srcPR, drawable, 0, 0, longside, longside,
FALSE, FALSE);
gimp_pixel_rgn_init (&destPR, drawable, 0, 0, longside, longside,
TRUE, TRUE);
buffer = g_malloc (longside * bytes);
if (rotvals.angle == 1) /* we're rotating by 90° */
{
for (row = 0; row < height; row++)
{
gimp_pixel_rgn_get_row (&srcPR, buffer, 0, row, width);
gimp_pixel_rgn_set_col (&destPR, buffer, (height - row - 1), 0,
width);
if ((row % 5) == 0)
gimp_progress_update ((double) row / (double) height);
}
}
else /* we're rotating by 270° */
{
for (col = 0; col < width; col++)
{
gimp_pixel_rgn_get_col (&srcPR, buffer, col, 0, height);
gimp_pixel_rgn_set_row (&destPR, buffer, 0, (width - col - 1),
height);
if ((col % 5) == 0)
gimp_progress_update ((double) col / (double) width);
}
}
g_free (buffer);
gimp_progress_update (1.0);
gimp_drawable_flush (drawable);
gimp_drawable_merge_shadow (drawable->drawable_id, TRUE);
gimp_drawable_update (drawable->drawable_id, 0, 0, height, width);
gimp_layer_resize (drawable->drawable_id, height, width, 0, 0);
drawable = gimp_drawable_get (drawable->drawable_id);
gimp_drawable_flush (drawable);
gimp_drawable_update (drawable->drawable_id, 0, 0, height, width);
}
gimp_drawable_offsets (drawable->drawable_id, &offsetx, &offsety);
rotate_compute_offsets (&offsetx, &offsety,
gimp_image_width (image_ID),
gimp_image_height (image_ID),
width, height);
gimp_layer_set_offsets (drawable->drawable_id, offsetx, offsety);
if (was_lock_alpha)
gimp_layer_set_lock_alpha (drawable->drawable_id, TRUE);
return;
}
/* This function is nearly identical to the function 'tile_cache_insert'
* in the file 'tile_cache.c' which is part of the main gimp application.
*/
static void
gimp_tile_cache_insert (GimpTile *tile)
{
GList *list;
if (!tile_hash_table)
{
tile_hash_table = g_hash_table_new (g_direct_hash, NULL);
max_tile_size = gimp_tile_width () * gimp_tile_height () * 4;
}
/* First check and see if the tile is already
* in the cache. In that case we will simply place
* it at the end of the tile list to indicate that
* it was the most recently accessed tile.
*/
list = g_hash_table_lookup (tile_hash_table, tile);
if (list)
{
/* The tile was already in the cache. Place it at
* the end of the tile list.
*/
/* If the tile is already at the end of the list, we are done */
if (list == tile_list_tail)
return;
/* At this point we have at least two elements in our list */
g_assert (tile_list_head != tile_list_tail);
tile_list_head = g_list_remove_link (tile_list_head, list);
tile_list_tail = g_list_last (g_list_concat (tile_list_tail, list));
}
else
{
/* The tile was not in the cache. First check and see
* if there is room in the cache. If not then we'll have
* to make room first. Note: it might be the case that the
* cache is smaller than the size of a tile in which case
* it won't be possible to put it in the cache.
*/
if ((cur_cache_size + max_tile_size) > max_cache_size)
{
while (tile_list_head &&
(cur_cache_size +
max_cache_size * FREE_QUANTUM) > max_cache_size)
{
gimp_tile_cache_flush ((GimpTile *) tile_list_head->data);
}
if ((cur_cache_size + max_tile_size) > max_cache_size)
return;
}
/* Place the tile at the end of the tile list.
*/
tile_list_tail = g_list_append (tile_list_tail, tile);
if (! tile_list_head)
tile_list_head = tile_list_tail;
tile_list_tail = g_list_last (tile_list_tail);
/* Add the tiles list node to the tile hash table.
*/
g_hash_table_insert (tile_hash_table, tile, tile_list_tail);
/* Note the increase in the number of bytes the cache
* is referencing.
*/
cur_cache_size += max_tile_size;
/* Reference the tile so that it won't be returned to
* the main gimp application immediately.
*/
tile->ref_count++;
}
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
GimpDrawable *drawable;
GimpRunMode run_mode;
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
INIT_I18N ();
run_mode = param[0].data.d_int32;
*nreturn_vals = 1;
*return_vals = values;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
/* Get the specified drawable */
drawable = gimp_drawable_get (param[2].data.d_drawable);
switch (run_mode)
{
case GIMP_RUN_INTERACTIVE:
/* Possibly retrieve data */
gimp_get_data (PLUG_IN_PROC, &pvals);
/* First acquire information with a dialog */
if (! nova_dialog (drawable))
{
gimp_drawable_detach (drawable);
return;
}
break;
case GIMP_RUN_NONINTERACTIVE:
/* Make sure all the arguments are there! */
if (nparams != 9)
status = GIMP_PDB_CALLING_ERROR;
if (status == GIMP_PDB_SUCCESS)
{
pvals.xcenter = param[3].data.d_int32;
pvals.ycenter = param[4].data.d_int32;
pvals.color = param[5].data.d_color;
pvals.radius = param[6].data.d_int32;
pvals.nspoke = param[7].data.d_int32;
pvals.randomhue = param[8].data.d_int32;
}
if ((status == GIMP_PDB_SUCCESS) &&
pvals.radius <= 0)
status = GIMP_PDB_CALLING_ERROR;
break;
case GIMP_RUN_WITH_LAST_VALS:
/* Possibly retrieve data */
gimp_get_data (PLUG_IN_PROC, &pvals);
break;
default:
break;
}
if (status == GIMP_PDB_SUCCESS)
{
/* Make sure that the drawable is gray or RGB color */
if (gimp_drawable_is_rgb (drawable->drawable_id) ||
gimp_drawable_is_gray (drawable->drawable_id))
{
gimp_progress_init (_("Rendering supernova"));
gimp_tile_cache_ntiles (2 *
(drawable->width / gimp_tile_width () + 1));
nova (drawable, NULL);
if (run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
/* Store data */
if (run_mode == GIMP_RUN_INTERACTIVE)
gimp_set_data (PLUG_IN_PROC, &pvals, sizeof (NovaValues));
}
else
{
/* gimp_message ("nova: cannot operate on indexed color images"); */
status = GIMP_PDB_EXECUTION_ERROR;
}
}
values[0].data.d_status = status;
gimp_drawable_detach (drawable);
}
static void
run (const gchar *name,
gint n_params,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
GimpDrawable *drawable;
gint32 image_ID;
GimpRunMode run_mode;
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
*nreturn_vals = 1;
*return_vals = values;
INIT_I18N ();
run_mode = param[0].data.d_int32;
image_ID = param[1].data.d_int32;
drawable = gimp_drawable_get (param[2].data.d_drawable);
if (run_mode == GIMP_RUN_NONINTERACTIVE)
{
if (n_params != 18)
status = GIMP_PDB_CALLING_ERROR;
if (status == GIMP_PDB_SUCCESS)
{
grid_cfg.hwidth = MAX (0, param[3].data.d_int32);
grid_cfg.hspace = MAX (1, param[4].data.d_int32);
grid_cfg.hoffset = MAX (0, param[5].data.d_int32);
grid_cfg.hcolor = param[6].data.d_color;
gimp_rgb_set_alpha (&(grid_cfg.hcolor),
((double) param[7].data.d_int8) / 255.0);
grid_cfg.vwidth = MAX (0, param[8].data.d_int32);
grid_cfg.vspace = MAX (1, param[9].data.d_int32);
grid_cfg.voffset = MAX (0, param[10].data.d_int32);
grid_cfg.vcolor = param[11].data.d_color;
gimp_rgb_set_alpha (&(grid_cfg.vcolor),
((double) param[12].data.d_int8) / 255.0);
grid_cfg.iwidth = MAX (0, param[13].data.d_int32);
grid_cfg.ispace = MAX (0, param[14].data.d_int32);
grid_cfg.ioffset = MAX (0, param[15].data.d_int32);
grid_cfg.icolor = param[16].data.d_color;
gimp_rgb_set_alpha (&(grid_cfg.icolor),
((double) (guint) param[17].data.d_int8) / 255.0);
}
}
else
{
gimp_context_get_foreground (&grid_cfg.hcolor);
grid_cfg.vcolor = grid_cfg.icolor = grid_cfg.hcolor;
/* Possibly retrieve data */
gimp_get_data (PLUG_IN_PROC, &grid_cfg);
}
if (run_mode == GIMP_RUN_INTERACTIVE)
{
if (!dialog (image_ID, drawable))
{
/* The dialog was closed, or something similarly evil happened. */
status = GIMP_PDB_EXECUTION_ERROR;
}
}
if (grid_cfg.hspace <= 0 || grid_cfg.vspace <= 0)
{
status = GIMP_PDB_EXECUTION_ERROR;
}
if (status == GIMP_PDB_SUCCESS)
{
gimp_progress_init (_("Drawing grid"));
gimp_tile_cache_ntiles (2 * (drawable->width / gimp_tile_width () + 1));
grid (image_ID, drawable, NULL);
if (run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
if (run_mode == GIMP_RUN_INTERACTIVE)
gimp_set_data (PLUG_IN_PROC, &grid_cfg, sizeof (grid_cfg));
gimp_drawable_detach (drawable);
}
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
}
static inline void
filter (void)
{
static void (* overlap)(guchar *, const guchar *);
GimpPixelRgn src;
GimpPixelRgn dst;
GimpRGB color;
guchar pixel[4];
gint division_x;
gint division_y;
gint offset_x;
gint offset_y;
Tile *tiles;
gint numof_tiles;
Tile *t;
gint i;
gint x;
gint y;
gint move_max_pixels;
gint clear_x0;
gint clear_y0;
gint clear_x1;
gint clear_y1;
gint clear_width;
gint clear_height;
guchar *pixels;
guchar *buffer;
gint dindex;
gint sindex;
gint px, py;
GRand *gr;
gr = g_rand_new ();
/* INITIALIZE */
gimp_pixel_rgn_init (&src, p.drawable, 0, 0,
p.drawable->width, p.drawable->height, FALSE, FALSE);
gimp_pixel_rgn_init (&dst, p.drawable, 0, 0,
p.drawable->width, p.drawable->height, TRUE, TRUE);
pixels = g_new (guchar,
p.drawable->bpp * p.drawable->width * p.drawable->height);
buffer = g_new (guchar,
p.drawable->bpp * p.params.tile_width * p.params.tile_height);
overlap = p.drawable_has_alpha ? overlap_RGBA : overlap_RGB;
gimp_progress_init (_("Paper Tile"));
gimp_drawable_mask_bounds (p.drawable->drawable_id,
&p.selection.x0, &p.selection.y0,
&p.selection.x1, &p.selection.y1);
p.selection.width = p.selection.x1 - p.selection.x0;
p.selection.height = p.selection.y1 - p.selection.y0;
gimp_tile_cache_ntiles (2 * (p.selection.width / gimp_tile_width () + 1));
/* TILES */
division_x = p.params.division_x;
division_y = p.params.division_y;
if (p.params.fractional_type == FRACTIONAL_TYPE_FORCE)
{
if (0 < p.drawable->width % p.params.tile_width) division_x++;
if (0 < p.drawable->height % p.params.tile_height) division_y++;
if (p.params.centering)
{
if (1 < p.drawable->width % p.params.tile_width)
{
division_x++;
offset_x =
(p.drawable->width % p.params.tile_width) / 2 -
p.params.tile_width;
}
else
{
offset_x = 0;
}
if (1 < p.drawable->height % p.params.tile_height)
{
division_y++;
offset_y =
(p.drawable->height % p.params.tile_height) / 2 -
p.params.tile_height;
}
else
{
offset_y = 0;
}
}
else
{
offset_x = 0;
offset_y = 0;
}
}
else
{
if (p.params.centering)
{
offset_x = (p.drawable->width % p.params.tile_width) / 2;
offset_y = (p.drawable->height % p.params.tile_height) / 2;
}
else
{
offset_x = 0;
offset_y = 0;
}
}
move_max_pixels = p.params.move_max_rate * p.params.tile_width / 100.0;
numof_tiles = division_x * division_y;
t = tiles = g_new(Tile, numof_tiles);
for (y = 0; y < division_y; y++)
{
gint srcy = offset_y + p.params.tile_height * y;
for (x = 0; x < division_x; x++, t++)
{
gint srcx = offset_x + p.params.tile_width * x;
if (srcx < 0)
{
t->x = 0;
t->width = srcx + p.params.tile_width;
}
else if (srcx + p.params.tile_width < p.drawable->width)
{
t->x = srcx;
t->width = p.params.tile_width;
}
else
{
t->x = srcx;
t->width = p.drawable->width - srcx;
}
if (srcy < 0)
{
t->y = 0;
t->height = srcy + p.params.tile_height;
}
else if (srcy + p.params.tile_height < p.drawable->height)
{
t->y = srcy;
t->height = p.params.tile_height;
}
else
{
t->y = srcy;
t->height = p.drawable->height - srcy;
}
t->z = g_rand_int (gr);
random_move (&t->move_x, &t->move_y, move_max_pixels);
}
}
qsort (tiles, numof_tiles, sizeof *tiles, tile_compare);
gimp_pixel_rgn_get_rect (&src, pixels, 0, 0, p.drawable->width,
p.drawable->height);
if (p.params.fractional_type == FRACTIONAL_TYPE_IGNORE)
{
clear_x0 = offset_x;
clear_y0 = offset_y;
clear_width = p.params.tile_width * division_x;
clear_height = p.params.tile_height * division_y;
}
else
{
clear_x0 = 0;
clear_y0 = 0;
clear_width = p.drawable->width;
clear_height = p.drawable->height;
}
clear_x1 = clear_x0 + clear_width;
clear_y1 = clear_y0 + clear_height;
switch (p.params.background_type)
{
case BACKGROUND_TYPE_TRANSPARENT:
for (y = clear_y0; y < clear_y1; y++)
{
for (x = clear_x0; x < clear_x1; x++)
{
dindex = p.drawable->bpp * (p.drawable->width * y + x);
for (i = 0; i < p.drawable->bpp; i++)
{
pixels[dindex+i] = 0;
}
}
}
break;
case BACKGROUND_TYPE_INVERTED:
for (y = clear_y0; y < clear_y1; y++)
{
for (x = clear_x0; x < clear_x1; x++)
{
dindex = p.drawable->bpp * (p.drawable->width * y + x);
pixels[dindex+0] = 255 - pixels[dindex+0];
pixels[dindex+1] = 255 - pixels[dindex+1];
pixels[dindex+2] = 255 - pixels[dindex+2];
}
}
break;
case BACKGROUND_TYPE_IMAGE:
break;
case BACKGROUND_TYPE_FOREGROUND:
gimp_context_get_foreground (&color);
gimp_rgb_get_uchar (&color, &pixel[0], &pixel[1], &pixel[2]);
pixel[3] = 255;
for (y = clear_y0; y < clear_y1; y++)
{
for (x = clear_x0; x < clear_x1; x++)
{
dindex = p.drawable->bpp * (p.drawable->width * y + x);
for (i = 0; i < p.drawable->bpp; i++)
{
pixels[dindex+i] = pixel[i];
}
}
}
break;
case BACKGROUND_TYPE_BACKGROUND:
gimp_context_get_background (&color);
gimp_rgb_get_uchar (&color, &pixel[0], &pixel[1], &pixel[2]);
pixel[3] = 255;
for (y = clear_y0; y < clear_y1; y++)
{
for (x = clear_x0; x < clear_x1; x++)
{
dindex = p.drawable->bpp * (p.drawable->width * y + x);
for(i = 0; i < p.drawable->bpp; i++)
{
pixels[dindex+i] = pixel[i];
}
}
}
break;
case BACKGROUND_TYPE_COLOR:
gimp_rgba_get_uchar (&p.params.background_color,
pixel, pixel + 1, pixel + 2, pixel + 3);
for (y = clear_y0; y < clear_y1; y++)
{
for (x = clear_x0; x < clear_x1; x++)
{
dindex = p.drawable->bpp * (p.drawable->width * y + x);
for(i = 0; i < p.drawable->bpp; i++)
{
pixels[dindex+i] = pixel[i];
}
}
}
break;
}
/* DRAW */
for (t = tiles, i = 0; i < numof_tiles; i++, t++)
{
gint x0 = t->x + t->move_x;
gint y0 = t->y + t->move_y;
gimp_pixel_rgn_get_rect (&src, buffer, t->x, t->y, t->width, t->height);
for (y = 0; y < t->height; y++)
{
py = y0 + y;
for (x = 0; x < t->width; x++)
{
px = x0 + x;
sindex = p.drawable->bpp * (t->width * y + x);
if (0 <= px && px < p.drawable->width &&
0 <= py && py < p.drawable->height)
{
dindex = p.drawable->bpp * (p.drawable->width * py + px);
overlap(&pixels[dindex], &buffer[sindex]);
}
else if (p.params.wrap_around)
{
px = (px + p.drawable->width) % p.drawable->width;
py = (py + p.drawable->height) % p.drawable->height;
dindex = p.drawable->bpp * (p.drawable->width * py + px);
overlap(&pixels[dindex], &buffer[sindex]);
}
}
}
gimp_progress_update ((gdouble) i / (gdouble) numof_tiles);
}
gimp_pixel_rgn_set_rect (&dst, pixels, 0, 0, p.drawable->width,
p.drawable->height);
gimp_progress_update (1.0);
gimp_drawable_flush (p.drawable);
gimp_drawable_merge_shadow (p.drawable->drawable_id, TRUE);
gimp_drawable_update (p.drawable->drawable_id,
p.selection.x0, p.selection.y0,
p.selection.width, p.selection.height);
g_rand_free (gr);
g_free (buffer);
g_free (pixels);
g_free (tiles);
}
gboolean
draw_page_cairo (GtkPrintContext *context,
PrintData *data)
{
GimpDrawable *drawable = gimp_drawable_get (data->drawable_id);
GimpPixelRgn region;
cairo_t *cr;
cairo_surface_t *surface;
guchar *pixels;
gdouble cr_width;
gdouble cr_height;
gdouble cr_dpi_x;
gdouble cr_dpi_y;
gint width;
gint height;
gint stride;
gint y;
gdouble scale_x;
gdouble scale_y;
width = drawable->width;
height = drawable->height;
gimp_tile_cache_ntiles (width / gimp_tile_width () + 1);
cr = gtk_print_context_get_cairo_context (context);
cr_width = gtk_print_context_get_width (context);
cr_height = gtk_print_context_get_height (context);
cr_dpi_x = gtk_print_context_get_dpi_x (context);
cr_dpi_y = gtk_print_context_get_dpi_y (context);
scale_x = cr_dpi_x / data->xres;
scale_y = cr_dpi_y / data->yres;
#if 0
/* print header if it is requested */
if (data->show_info_header)
{
draw_info_header (context, cr, data);
/* In points */
#define HEADER_HEIGHT (20 * 72.0 / 25.4)
cairo_translate (cr, 0, HEADER_HEIGHT);
cr_height -= HEADER_HEIGHT;
}
#endif
cairo_translate (cr,
data->offset_x / cr_dpi_x * 72.0,
data->offset_y / cr_dpi_y * 72.0);
cairo_scale (cr, scale_x, scale_y);
gimp_pixel_rgn_init (®ion, drawable, 0, 0, width, height, FALSE, FALSE);
surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height);
pixels = cairo_image_surface_get_data (surface);
stride = cairo_image_surface_get_stride (surface);
for (y = 0; y < height; y++, pixels += stride)
{
gimp_pixel_rgn_get_row (®ion, pixels, 0, y, width);
switch (drawable->bpp)
{
case 3:
convert_from_rgb (pixels, width);
break;
case 4:
convert_from_rgba (pixels, width);
break;
}
if (y % 16 == 0)
gimp_progress_update ((gdouble) y / (gdouble) height);
}
cairo_set_source_surface (cr, surface, 0, 0);
cairo_rectangle (cr, 0, 0, width, height);
cairo_fill (cr);
cairo_surface_destroy (surface);
gimp_progress_update (1.0);
gimp_drawable_detach (drawable);
return TRUE;
}
/* main function */
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
GimpRunMode runmode;
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
GimpDrawable *drawable;
*nreturn_vals = 1;
*return_vals = values;
INIT_I18N ();
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
runmode = param[0].data.d_int32;
drawable = gimp_drawable_get (param[2].data.d_drawable);
switch (runmode)
{
case GIMP_RUN_INTERACTIVE:
/* retrieve stored arguments (if any) */
gimp_get_data (PLUG_IN_PROC, &xargs);
/* initialize using foreground color */
gimp_context_get_foreground (&xargs.from);
if (! exchange_dialog (drawable))
return;
break;
case GIMP_RUN_WITH_LAST_VALS:
gimp_get_data (PLUG_IN_PROC, &xargs);
/*
* instead of recalling the last-set values,
* run with the current foreground as 'from'
* color, making ALT-F somewhat more useful.
*/
gimp_context_get_foreground (&xargs.from);
break;
case GIMP_RUN_NONINTERACTIVE:
if (nparams != 12)
{
status = GIMP_PDB_EXECUTION_ERROR;
}
else
{
gimp_rgb_set_uchar (&xargs.from,
param[3].data.d_int8,
param[4].data.d_int8,
param[5].data.d_int8);
gimp_rgb_set_uchar (&xargs.to,
param[6].data.d_int8,
param[7].data.d_int8,
param[8].data.d_int8);
gimp_rgb_set_uchar (&xargs.threshold,
param[9].data.d_int8,
param[10].data.d_int8,
param[11].data.d_int8);
}
break;
default:
break;
}
if (status == GIMP_PDB_SUCCESS)
{
if (gimp_drawable_is_rgb (drawable->drawable_id))
{
gimp_progress_init (_("Color Exchange"));
gimp_tile_cache_ntiles (2 * (drawable->width /
gimp_tile_width () + 1));
exchange (drawable, NULL);
gimp_drawable_detach (drawable);
/* store our settings */
if (runmode == GIMP_RUN_INTERACTIVE)
gimp_set_data (PLUG_IN_PROC, &xargs, sizeof (myParams));
/* and flush */
if (runmode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
}
else
status = GIMP_PDB_EXECUTION_ERROR;
}
values[0].data.d_status = status;
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
GimpDrawable *drawable;
GimpRunMode run_mode;
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
gint x, y, width, height;
run_mode = param[0].data.d_int32;
INIT_I18N ();
*nreturn_vals = 1;
*return_vals = values;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
drawable = gimp_drawable_get (param[2].data.d_drawable);
if (! gimp_drawable_mask_intersect (drawable->drawable_id,
&x, &y, &width, &height) ||
width < MIN_GAUSSIAN_SCALE ||
height < MIN_GAUSSIAN_SCALE)
{
status = GIMP_PDB_EXECUTION_ERROR;
gimp_drawable_detach (drawable);
values[0].data.d_status = status;
return;
}
gimp_tile_cache_ntiles (2 * (drawable->width / gimp_tile_width () + 1));
switch (run_mode)
{
case GIMP_RUN_INTERACTIVE:
/* Possibly retrieve data */
gimp_get_data (PLUG_IN_PROC, &rvals);
/* First acquire information with a dialog */
if (! retinex_dialog (drawable))
return;
break;
case GIMP_RUN_NONINTERACTIVE:
/* Make sure all the arguments are there! */
if (nparams != 7)
{
status = GIMP_PDB_CALLING_ERROR;
}
else
{
rvals.scale = (param[3].data.d_int32);
rvals.nscales = (param[4].data.d_int32);
rvals.scales_mode = (param[5].data.d_int32);
rvals.cvar = (param[6].data.d_float);
}
break;
case GIMP_RUN_WITH_LAST_VALS:
gimp_get_data (PLUG_IN_PROC, &rvals);
break;
default:
break;
}
if ((status == GIMP_PDB_SUCCESS) &&
(gimp_drawable_is_rgb (drawable->drawable_id)))
{
gimp_progress_init (_("Retinex"));
retinex (drawable, NULL);
if (run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
/* Store data */
if (run_mode == GIMP_RUN_INTERACTIVE)
gimp_set_data (PLUG_IN_PROC, &rvals, sizeof (RetinexParams));
}
else
{
status = GIMP_PDB_EXECUTION_ERROR;
}
gimp_drawable_detach (drawable);
values[0].data.d_status = status;
}
static void
clear_curled_region (gint32 drawable_id)
{
GimpPixelRgn src_rgn, dest_rgn;
gpointer pr;
gint x = 0;
gint y = 0;
guint x1, y1, i;
guchar *dest, *src, *pp, *sp;
guint alpha_pos, progress, max_progress;
GimpDrawable *drawable;
max_progress = 2 * sel_width * sel_height;
progress = max_progress / 2;
drawable = gimp_drawable_get (drawable_id);
gimp_tile_cache_ntiles (2 * (drawable->width / gimp_tile_width () + 1));
gimp_pixel_rgn_init (&src_rgn, drawable,
sel_x, sel_y, true_sel_width, true_sel_height,
FALSE, FALSE);
gimp_pixel_rgn_init (&dest_rgn, drawable,
sel_x, sel_y, true_sel_width, true_sel_height,
TRUE, TRUE);
alpha_pos = dest_rgn.bpp - 1;
for (pr = gimp_pixel_rgns_register (2, &dest_rgn, &src_rgn);
pr != NULL;
pr = gimp_pixel_rgns_process (pr))
{
dest = dest_rgn.data;
src = src_rgn.data;
for (y1 = dest_rgn.y; y1 < dest_rgn.y + dest_rgn.h; y1++)
{
sp = src;
pp = dest;
for (x1 = dest_rgn.x; x1 < dest_rgn.x + dest_rgn.w; x1++)
{
/* Map coordinates to get the curl correct... */
switch (curl.orientation)
{
case CURL_ORIENTATION_VERTICAL:
x = (CURL_EDGE_RIGHT (curl.edge) ?
x1 - sel_x : sel_width - 1 - (x1 - sel_x));
y = (CURL_EDGE_UPPER (curl.edge) ?
y1 - sel_y : sel_height - 1 - (y1 - sel_y));
break;
case CURL_ORIENTATION_HORIZONTAL:
x = (CURL_EDGE_LOWER (curl.edge) ?
y1 - sel_y : sel_width - 1 - (y1 - sel_y));
y = (CURL_EDGE_LEFT (curl.edge) ?
x1 - sel_x : sel_height - 1 - (x1 - sel_x));
break;
}
for (i = 0; i < alpha_pos; i++)
pp[i] = sp[i];
if (right_of_diagr (x, y) ||
(right_of_diagm (x, y) &&
below_diagb (x, y) &&
!inside_circle (x, y)))
{
/* Right of the curl */
pp[alpha_pos] = 0;
}
else
{
pp[alpha_pos] = sp[alpha_pos];
}
pp += dest_rgn.bpp;
sp += src_rgn.bpp;
}
src += src_rgn.rowstride;
dest += dest_rgn.rowstride;
}
progress += dest_rgn.w * dest_rgn.h;
gimp_progress_update ((double) progress / (double) max_progress);
}
gimp_progress_update (1.0);
gimp_drawable_flush (drawable);
gimp_drawable_merge_shadow (drawable_id, TRUE);
gimp_drawable_update (drawable_id,
sel_x, sel_y,
true_sel_width, true_sel_height);
gimp_drawable_detach (drawable);
}
static gint32
do_curl_effect (gint32 drawable_id)
{
gint x = 0;
gint y = 0;
gboolean color_image;
gint x1, y1, k;
guint alpha_pos, progress, max_progress;
gdouble intensity, alpha;
GimpVector2 v, dl, dr;
gdouble dl_mag, dr_mag, angle, factor;
guchar *pp, *dest, fore_grayval, back_grayval;
guchar *gradsamp;
GimpPixelRgn dest_rgn;
gpointer pr;
gint32 curl_layer_id;
guchar *grad_samples = NULL;
color_image = gimp_drawable_is_rgb (drawable_id);
curl_layer =
gimp_drawable_get (gimp_layer_new (image_id,
_("Curl Layer"),
true_sel_width,
true_sel_height,
color_image ?
GIMP_RGBA_IMAGE : GIMP_GRAYA_IMAGE,
100, GIMP_NORMAL_MODE));
curl_layer_id = curl_layer->drawable_id;
gimp_image_insert_layer (image_id, curl_layer->drawable_id,
gimp_item_get_parent (drawable_id),
drawable_position);
gimp_drawable_fill (curl_layer->drawable_id, GIMP_FILL_TRANSPARENT);
gimp_drawable_offsets (drawable_id, &x1, &y1);
gimp_layer_set_offsets (curl_layer->drawable_id, sel_x + x1, sel_y + y1);
gimp_tile_cache_ntiles (2 * (curl_layer->width / gimp_tile_width () + 1));
gimp_pixel_rgn_init (&dest_rgn, curl_layer,
0, 0, true_sel_width, true_sel_height, TRUE, TRUE);
/* Init shade_under */
gimp_vector2_set (&dl, -sel_width, -sel_height);
dl_mag = gimp_vector2_length (&dl);
gimp_vector2_set (&dr,
-(sel_width - right_tangent.x),
-(sel_height - right_tangent.y));
dr_mag = gimp_vector2_length (&dr);
alpha = acos (gimp_vector2_inner_product (&dl, &dr) / (dl_mag * dr_mag));
/* Init shade_curl */
fore_grayval = GIMP_RGB_LUMINANCE (fore_color[0],
fore_color[1],
fore_color[2]) + 0.5;
back_grayval = GIMP_RGB_LUMINANCE (back_color[0],
back_color[1],
back_color[2]) + 0.5;
/* Gradient Samples */
switch (curl.colors)
{
case CURL_COLORS_FG_BG:
break;
case CURL_COLORS_GRADIENT:
grad_samples = get_gradient_samples (curl_layer->drawable_id, FALSE);
break;
case CURL_COLORS_GRADIENT_REVERSE:
grad_samples = get_gradient_samples (curl_layer->drawable_id, TRUE);
break;
}
max_progress = 2 * sel_width * sel_height;
progress = 0;
alpha_pos = dest_rgn.bpp - 1;
/* Main loop */
for (pr = gimp_pixel_rgns_register (1, &dest_rgn);
pr != NULL;
pr = gimp_pixel_rgns_process (pr))
{
dest = dest_rgn.data;
for (y1 = dest_rgn.y; y1 < dest_rgn.y + dest_rgn.h; y1++)
{
pp = dest;
for (x1 = dest_rgn.x; x1 < dest_rgn.x + dest_rgn.w; x1++)
{
/* Map coordinates to get the curl correct... */
switch (curl.orientation)
{
case CURL_ORIENTATION_VERTICAL:
x = CURL_EDGE_RIGHT (curl.edge) ? x1 : sel_width - 1 - x1;
y = CURL_EDGE_UPPER (curl.edge) ? y1 : sel_height - 1 - y1;
break;
case CURL_ORIENTATION_HORIZONTAL:
x = CURL_EDGE_LOWER (curl.edge) ? y1 : sel_width - 1 - y1;
y = CURL_EDGE_LEFT (curl.edge) ? x1 : sel_height - 1 - x1;
break;
}
if (left_of_diagl (x, y))
{ /* uncurled region */
for (k = 0; k <= alpha_pos; k++)
pp[k] = 0;
}
else if (right_of_diagr (x, y) ||
(right_of_diagm (x, y) &&
below_diagb (x, y) &&
!inside_circle (x, y)))
{
/* curled region */
for (k = 0; k <= alpha_pos; k++)
pp[k] = 0;
}
else
{
v.x = -(sel_width - x);
v.y = -(sel_height - y);
angle = acos (gimp_vector2_inner_product (&v, &dl) /
(gimp_vector2_length (&v) * dl_mag));
if (inside_circle (x, y) || below_diagb (x, y))
{
/* Below the curl. */
factor = angle / alpha;
for (k = 0; k < alpha_pos; k++)
pp[k] = 0;
pp[alpha_pos] = (curl.shade ?
(guchar) ((float) 255 * (float) factor) :
0);
}
else
{
/* On the curl */
switch (curl.colors)
{
case CURL_COLORS_FG_BG:
intensity = pow (sin (G_PI * angle / alpha), 1.5);
if (color_image)
{
pp[0] = (intensity * back_color[0] +
(1.0 - intensity) * fore_color[0]);
pp[1] = (intensity * back_color[1] +
(1.0 - intensity) * fore_color[1]);
pp[2] = (intensity * back_color[2] +
(1.0 - intensity) * fore_color[2]);
}
else
pp[0] = (intensity * back_grayval +
(1 - intensity) * fore_grayval);
pp[alpha_pos] = (guchar) ((double) 255.99 *
(1.0 - intensity *
(1.0 - curl.opacity)));
break;
case CURL_COLORS_GRADIENT:
case CURL_COLORS_GRADIENT_REVERSE:
/* Calculate position in Gradient */
intensity =
(angle/alpha) + sin (G_PI*2 * angle/alpha) * 0.075;
/* Check boundaries */
intensity = CLAMP (intensity, 0.0, 1.0);
gradsamp = (grad_samples +
((guint) (intensity * NGRADSAMPLES)) *
dest_rgn.bpp);
if (color_image)
{
pp[0] = gradsamp[0];
pp[1] = gradsamp[1];
pp[2] = gradsamp[2];
}
else
pp[0] = gradsamp[0];
pp[alpha_pos] =
(guchar) ((double) gradsamp[alpha_pos] *
(1.0 - intensity * (1.0 - curl.opacity)));
break;
}
}
}
pp += dest_rgn.bpp;
}
dest += dest_rgn.rowstride;
}
progress += dest_rgn.w * dest_rgn.h;
gimp_progress_update ((double) progress / (double) max_progress);
}
gimp_progress_update (1.0);
gimp_drawable_flush (curl_layer);
gimp_drawable_merge_shadow (curl_layer->drawable_id, FALSE);
gimp_drawable_update (curl_layer->drawable_id,
0, 0, curl_layer->width, curl_layer->height);
gimp_drawable_detach (curl_layer);
g_free (grad_samples);
return curl_layer_id;
}
static void
blur (GimpDrawable *drawable)
{
gint i, ii, channels;
gint x1, y1, x2, y2;
GimpPixelRgn rgn_in, rgn_out;
guchar **row;
guchar *outrow;
gint width, height;
gimp_progress_init ("My Blur...");
/* Gets upper left and lower right coordinates,
* and layers number in the image */
gimp_drawable_mask_bounds (drawable->drawable_id,
&x1, &y1,
&x2, &y2);
width = x2 - x1;
height = y2 - y1;
channels = gimp_drawable_bpp (drawable->drawable_id);
/* Allocate a big enough tile cache */
gimp_tile_cache_ntiles (2 * (drawable->width / gimp_tile_width () + 1));
/* Initialises two PixelRgns, one to read original data,
* and the other to write output data. That second one will
* be merged at the end by the call to
* gimp_drawable_merge_shadow() */
gimp_pixel_rgn_init (&rgn_in,
drawable,
x1, y1,
width, height,
FALSE, FALSE);
gimp_pixel_rgn_init (&rgn_out,
drawable,
x1, y1,
width, height,
TRUE, TRUE);
/* Allocate memory for input and output tile rows */
init_mem (&row, &outrow, width * channels);
for (ii = -radius; ii <= radius; ii++)
{
gimp_pixel_rgn_get_row (&rgn_in,
row[radius + ii],
x1, y1 + CLAMP (ii, 0, height - 1),
width);
}
for (i = 0; i < height; i++)
{
/* To be done for each tile row */
process_row (row,
outrow,
x1, y1,
width, height,
channels,
i);
gimp_pixel_rgn_set_row (&rgn_out,
outrow,
x1, i + y1,
width);
/* shift tile rows to insert the new one at the end */
shuffle (&rgn_in,
row,
x1, y1,
width, height,
i);
if (i % 10 == 0)
gimp_progress_update ((gdouble) i / (gdouble) height);
}
/* We could also put that in a separate function but it's
* rather simple */
for (ii = 0; ii < 2 * radius + 1; ii++)
g_free (row[ii]);
g_free (row);
g_free (outrow);
/* Update the modified region */
gimp_drawable_flush (drawable);
gimp_drawable_merge_shadow (drawable->drawable_id, TRUE);
gimp_drawable_update (drawable->drawable_id,
x1, y1,
width, height);
}
static void
value_propagate_body (GimpDrawable *drawable,
GimpPreview *preview)
{
GimpImageType dtype;
ModeParam operation;
GimpPixelRgn srcRgn, destRgn;
guchar *here, *best, *dest;
guchar *dest_row, *prev_row, *cur_row, *next_row;
guchar *pr, *cr, *nr, *swap;
gint width, height, bytes, index;
gint begx, begy, endx, endy, x, y, dx;
gint left_index, right_index, up_index, down_index;
gpointer tmp;
GimpRGB foreground;
/* calculate neighbors' indexes */
left_index = (vpvals.direction_mask & (1 << Left2Right)) ? -1 : 0;
right_index = (vpvals.direction_mask & (1 << Right2Left)) ? 1 : 0;
up_index = (vpvals.direction_mask & (1 << Top2Bottom)) ? -1 : 0;
down_index = (vpvals.direction_mask & (1 << Bottom2Top)) ? 1 : 0;
operation = modes[vpvals.propagate_mode];
tmp = NULL;
dtype = gimp_drawable_type (drawable->drawable_id);
bytes = drawable->bpp;
/* Here I use the algorithm of blur.c */
if (preview)
{
gimp_preview_get_position (preview, &begx, &begy);
gimp_preview_get_size (preview, &width, &height);
endx = begx + width;
endy = begy + height;
}
else
{
if (! gimp_drawable_mask_intersect (drawable->drawable_id,
&begx, &begy, &width, &height))
return;
endx = begx + width;
endy = begy + height;
}
gimp_tile_cache_ntiles (2 * ((width) / gimp_tile_width () + 1));
prev_row = g_new (guchar, (width + 2) * bytes);
cur_row = g_new (guchar, (width + 2) * bytes);
next_row = g_new (guchar, (width + 2) * bytes);
dest_row = g_new (guchar, width * bytes);
gimp_pixel_rgn_init (&srcRgn, drawable,
begx, begy, width, height,
FALSE, FALSE);
gimp_pixel_rgn_init (&destRgn, drawable,
begx, begy, width, height,
(preview == NULL), TRUE);
pr = prev_row + bytes;
cr = cur_row + bytes;
nr = next_row + bytes;
prepare_row (&srcRgn, pr, begx, (0 < begy) ? begy : begy - 1, endx-begx);
prepare_row (&srcRgn, cr, begx, begy, endx-begx);
best = g_new (guchar, bytes);
if (!preview)
gimp_progress_init (_("Value Propagate"));
gimp_context_get_foreground (&foreground);
gimp_rgb_get_uchar (&foreground, fore+0, fore+1, fore+2);
/* start real job */
for (y = begy ; y < endy ; y++)
{
prepare_row (&srcRgn, nr, begx, ((y+1) < endy) ? y+1 : endy, endx-begx);
for (index = 0; index < (endx - begx) * bytes; index++)
dest_row[index] = cr[index];
for (x = 0 ; x < endx - begx; x++)
{
dest = dest_row + (x * bytes);
here = cr + (x * bytes);
/* *** copy source value to best value holder *** */
memcpy (best, here, bytes);
if (operation.initializer)
(* operation.initializer)(dtype, bytes, best, here, &tmp);
/* *** gather neighbors' values: loop-unfolded version *** */
if (up_index == -1)
for (dx = left_index ; dx <= right_index ; dx++)
(* operation.updater)(dtype, bytes, here, pr+((x+dx)*bytes), best, tmp);
for (dx = left_index ; dx <= right_index ; dx++)
if (dx != 0)
(* operation.updater)(dtype, bytes, here, cr+((x+dx)*bytes), best, tmp);
if (down_index == 1)
for (dx = left_index ; dx <= right_index ; dx++)
(* operation.updater)(dtype, bytes, here, nr+((x+dx)*bytes), best, tmp);
/* *** store it to dest_row*** */
(* operation.finalizer)(dtype, bytes, best, here, dest, tmp);
}
/* now store destline to destRgn */
gimp_pixel_rgn_set_row (&destRgn, dest_row, begx, y, endx - begx);
/* shift the row pointers */
swap = pr;
pr = cr;
cr = nr;
nr = swap;
if (((y % 16) == 0) && !preview)
gimp_progress_update ((gdouble) y / (gdouble) (endy - begy));
}
if (preview)
{
gimp_drawable_preview_draw_region (GIMP_DRAWABLE_PREVIEW (preview),
&destRgn);
}
else
{
/* update the region */
gimp_progress_update (1.0);
gimp_drawable_flush (drawable);
gimp_drawable_merge_shadow (drawable->drawable_id, TRUE);
gimp_drawable_update (drawable->drawable_id, begx, begy, endx-begx, endy-begy);
}
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
GimpDrawable *drawable;
GimpRunMode run_mode;
#ifdef TIMER
GTimer *timer = g_timer_new ();
#endif
run_mode = param[0].data.d_int32;
*return_vals = values;
*nreturn_vals = 1;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
INIT_I18N ();
/*
* Get drawable information...
*/
drawable = gimp_drawable_get (param[2].data.d_drawable);
gimp_tile_cache_ntiles (2 * (drawable->width / gimp_tile_width () + 1));
switch (run_mode)
{
case GIMP_RUN_INTERACTIVE:
gimp_get_data ("plug_in_colour2grey-local-"PLUG_IN_VERSION, &c2g_params);
/* Reset default values show preview unmodified */
/* initialize pixel regions and buffer */
if (! c2g_mask_dialog (drawable))
return;
break;
case GIMP_RUN_NONINTERACTIVE:
if (nparams != 6)
{
status = GIMP_PDB_CALLING_ERROR;
}
else
{
c2g_params.radius = param[3].data.d_float;
c2g_params.amount = param[4].data.d_float;
c2g_params.gamma = param[5].data.d_float;
/* make sure there are legal values */
if ((c2g_params.radius < 0.0) ||
(c2g_params.amount < 0.0))
status = GIMP_PDB_CALLING_ERROR;
}
break;
case GIMP_RUN_WITH_LAST_VALS:
gimp_get_data ("plug_in_colour2grey-local-"PLUG_IN_VERSION, &c2g_params);
break;
default:
break;
}
if (status ==GIMP_PDB_SUCCESS)
{
drawable = gimp_drawable_get (param[2].data.d_drawable);
/* here we go */
c2g_mask (drawable, c2g_params.radius, c2g_params.amount, c2g_params.gamma);
gimp_displays_flush ();
/* set data for next use of filter */
gimp_set_data ("plug_in_c2g_mask2-"PLUG_IN_VERSION, &c2g_params,
sizeof (C2gMaskParams));
gimp_drawable_detach(drawable);
values[0].data.d_status = status;
}
#ifdef TIMER
g_printerr ("%f seconds\n", g_timer_elapsed (timer, NULL));
g_timer_destroy (timer);
#endif
}
static void
run (const gchar *name, /* name of plugin */
gint nparams, /* number of in-paramters */
const GimpParam * param, /* in-parameters */
gint *nreturn_vals, /* number of out-parameters */
GimpParam ** return_vals) /* out-parameters */
{
const gchar *l_env;
gint32 image_id = -1;
gboolean doProgress;
gboolean doFlush;
GapLastvalAnimatedCallInfo animCallInfo;
/* Get the runmode from the in-parameters */
GimpRunMode run_mode = param[0].data.d_int32;
/* status variable, use it to check for errors in invocation usualy only
during non-interactive calling */
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
/* always return at least the status to the caller. */
static GimpParam values[2];
INIT_I18N();
l_env = g_getenv("GAP_DEBUG");
if(l_env != NULL)
{
if((*l_env != 'n') && (*l_env != 'N')) gap_debug = 1;
}
if(gap_debug)
{
printf("\n\nDEBUG: run %s\n", name);
}
if(strcmp(name, GAP_DETAIL_TRACKING_XML_ALIGNER_PLUG_IN_NAME) == 0)
{
runXmlAlign(name, nparams, param, nreturn_vals, return_vals);
return;
}
if(strcmp(name, GAP_EXACT_ALIGNER_PLUG_IN_NAME) == 0)
{
runExactAlign(name, nparams, param, nreturn_vals, return_vals);
return;
}
doProgress = FALSE;
doFlush = FALSE;
/* initialize the return of the status */
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
values[1].type = GIMP_PDB_DRAWABLE;
values[1].data.d_drawable = -1;
*nreturn_vals = 2;
*return_vals = values;
/* init default values and Possibly retrieve data from a previous interactive run */
gap_detail_tracking_get_values(&fiVals);
/* get image and drawable */
image_id = param[1].data.d_int32;
/* how are we running today? */
switch (run_mode)
{
case GIMP_RUN_INTERACTIVE:
/* detail tracking primary feature is intended to work without dialog interaction
* when ivoked by menu or keyboard shortcut using PLUG_IN_NAME.
* This plug in also registers with a 2nd variant PLUG_IN_NAME_CFG
* where the user can configure the options (for one gimp session)
*/
if(strcmp(name, PLUG_IN_NAME_CFG) ==0)
{
gboolean dialogOk;
if (fiVals.coordsRelToFrame1)
{
/* default offsets for handle at center */
fiVals.offsX = gimp_image_width(image_id) / 2.0;
fiVals.offsY = gimp_image_height(image_id) / 2.0;
}
dialogOk = gap_detail_tracking_dialog(&fiVals);
if( dialogOk != TRUE)
{
status = GIMP_PDB_CALLING_ERROR;
}
}
doProgress = TRUE;
doFlush = TRUE;
break;
case GIMP_RUN_NONINTERACTIVE:
/* check to see if invoked with the correct number of parameters */
if (nparams == global_number_in_args)
{
fiVals.refShapeRadius = param[3].data.d_int32;
fiVals.targetMoveRadius = param[4].data.d_int32;
fiVals.loacteColodiffThreshold = param[5].data.d_float;
fiVals.coordsRelToFrame1 = (param[6].data.d_int32 == 0) ? FALSE : TRUE;
fiVals.offsX = param[7].data.d_int32;
fiVals.offsY = param[8].data.d_int32;
fiVals.offsRotate = param[9].data.d_float;
fiVals.enableScaling = (param[10].data.d_int32 == 0) ? FALSE : TRUE;
fiVals.bgLayerIsReference = (param[11].data.d_int32 == 0) ? FALSE : TRUE;
fiVals.removeMidlayers = (param[12].data.d_int32 == 0) ? FALSE : TRUE;
fiVals.moveLogFile[0] = '\0';
if(param[13].data.d_string != NULL)
{
g_snprintf(fiVals.moveLogFile, sizeof(fiVals.moveLogFile) -1, "%s", param[13].data.d_string);
}
}
else
{
status = GIMP_PDB_CALLING_ERROR;
}
break;
case GIMP_RUN_WITH_LAST_VALS:
animCallInfo.animatedCallInProgress = FALSE;
gimp_get_data(GAP_LASTVAL_KEY_ANIMATED_CALL_INFO, &animCallInfo);
if(animCallInfo.animatedCallInProgress != TRUE)
{
doProgress = TRUE;
doFlush = TRUE;
}
break;
default:
break;
}
if (status == GIMP_PDB_SUCCESS)
{
gulong cache_ntiles;
gulong regionTileWidth;
gulong regionTileHeight;
gimp_image_undo_group_start (image_id);
/* this plug in repeatedly accesses the same tiles in the same pixel regionsarea
* therefore tile caching is essential for performance reason
* therefore calculate optimal tile cache size (but limit to 300 tiles that should be enogh
* in most practical use cases)
*/
regionTileWidth = 1 + (2 * (fiVals.targetMoveRadius + fiVals.refShapeRadius))/ gimp_tile_width() ;
regionTileHeight = 1 + (2 * (fiVals.targetMoveRadius + fiVals.refShapeRadius))/ gimp_tile_height() ;
/* processing may track 2 details in different regions of same size */
cache_ntiles = (regionTileWidth * regionTileHeight) * 2;
gimp_tile_cache_ntiles (MAX(300, cache_ntiles));
/* Run the main function */
values[1].data.d_drawable =
gap_track_detail_on_top_layers(image_id, doProgress, &fiVals);
gimp_image_undo_group_end (image_id);
if (values[1].data.d_drawable < 0)
{
status = GIMP_PDB_CALLING_ERROR;
}
/* If run mode is interactive, flush displays, else (script) don't
* do it, as the screen updates would make the scripts slow
*/
if (doFlush)
{
gimp_displays_flush ();
}
}
values[0].data.d_status = status;
} /* end run */
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
GimpDrawable *drawable;
GimpPDBStatusType status;
GimpRunMode run_mode;
gdouble xhsiz, yhsiz;
GimpRGB background;
status = GIMP_PDB_SUCCESS;
run_mode = param[0].data.d_int32;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
*nreturn_vals = 1;
*return_vals = values;
INIT_I18N ();
/* Get the active drawable info */
drawable = gimp_drawable_get (param[2].data.d_drawable);
img_width = gimp_drawable_width (drawable->drawable_id);
img_height = gimp_drawable_height (drawable->drawable_id);
img_has_alpha = gimp_drawable_has_alpha (drawable->drawable_id);
gimp_drawable_mask_bounds (drawable->drawable_id,
&sel_x1, &sel_y1, &sel_x2, &sel_y2);
/* Calculate scaling parameters */
sel_width = sel_x2 - sel_x1;
sel_height = sel_y2 - sel_y1;
cen_x = (double) (sel_x1 + sel_x2 - 1) / 2.0;
cen_y = (double) (sel_y1 + sel_y2 - 1) / 2.0;
xhsiz = (double) (sel_width - 1) / 2.0;
yhsiz = (double) (sel_height - 1) / 2.0;
if (xhsiz < yhsiz)
{
scale_x = yhsiz / xhsiz;
scale_y = 1.0;
}
else if (xhsiz > yhsiz)
{
scale_x = 1.0;
scale_y = xhsiz / yhsiz;
}
else
{
scale_x = 1.0;
scale_y = 1.0;
}
/* Get background color */
gimp_context_get_background (&background);
gimp_rgb_set_alpha (&background, 0.0);
gimp_drawable_get_color_uchar (drawable->drawable_id, &background,
back_color);
/* See how we will run */
switch (run_mode)
{
case GIMP_RUN_INTERACTIVE:
/* Possibly retrieve data */
gimp_get_data (PLUG_IN_PROC, &pcvals);
/* Get information from the dialog */
if (! polarize_dialog (drawable))
return;
break;
case GIMP_RUN_NONINTERACTIVE:
/* Make sure all the arguments are present */
if (nparams != 8)
{
status = GIMP_PDB_CALLING_ERROR;
}
else
{
pcvals.circle = param[3].data.d_float;
pcvals.angle = param[4].data.d_float;
pcvals.backwards = param[5].data.d_int32;
pcvals.inverse = param[6].data.d_int32;
pcvals.polrec = param[7].data.d_int32;
}
break;
case GIMP_RUN_WITH_LAST_VALS:
/* Possibly retrieve data */
gimp_get_data (PLUG_IN_PROC, &pcvals);
break;
default:
break;
}
/* Distort the image */
if ((status == GIMP_PDB_SUCCESS) &&
(gimp_drawable_is_rgb (drawable->drawable_id) ||
gimp_drawable_is_gray (drawable->drawable_id)))
{
/* Set the tile cache size */
gimp_tile_cache_ntiles (2 * (drawable->width + gimp_tile_width() - 1) /
gimp_tile_width ());
/* Run! */
polarize (drawable);
/* If run mode is interactive, flush displays */
if (run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
/* Store data */
if (run_mode == GIMP_RUN_INTERACTIVE)
gimp_set_data (PLUG_IN_PROC, &pcvals, sizeof (polarize_vals_t));
}
else if (status == GIMP_PDB_SUCCESS)
status = GIMP_PDB_EXECUTION_ERROR;
values[0].data.d_status = status;
gimp_drawable_detach (drawable);
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
gint32 image_ID;
GimpDrawable *drawable;
GimpRunMode run_mode;
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
run_mode = param[0].data.d_int32;
INIT_I18N ();
*nreturn_vals = 1;
*return_vals = values;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
/* Get the specified image and drawable */
image_ID = param[1].data.d_image;
drawable = gimp_drawable_get (param[2].data.d_drawable);
/* set the tile cache size so that the gaussian blur works well */
gimp_tile_cache_ntiles (2 *
(MAX (drawable->width, drawable->height) /
gimp_tile_width () + 1));
if (strcmp (name, PLUG_IN_PROC) == 0)
{
switch (run_mode)
{
case GIMP_RUN_INTERACTIVE:
/* Possibly retrieve data */
gimp_get_data (PLUG_IN_PROC, &dogvals);
/* First acquire information with a dialog */
if (! dog_dialog (image_ID, drawable))
return;
break;
case GIMP_RUN_NONINTERACTIVE:
/* Make sure all the arguments are there! */
if (nparams != 7)
status = GIMP_PDB_CALLING_ERROR;
if (status == GIMP_PDB_SUCCESS)
{
dogvals.inner = param[3].data.d_float;
dogvals.outer = param[4].data.d_float;
dogvals.normalize = param[5].data.d_int32;
dogvals.invert = param[6].data.d_int32;
}
if (status == GIMP_PDB_SUCCESS &&
(dogvals.inner <= 0.0 && dogvals.outer <= 0.0))
status = GIMP_PDB_CALLING_ERROR;
break;
case GIMP_RUN_WITH_LAST_VALS:
/* Possibly retrieve data */
gimp_get_data (PLUG_IN_PROC, &dogvals);
break;
default:
break;
}
}
else
{
status = GIMP_PDB_CALLING_ERROR;
}
if (status == GIMP_PDB_SUCCESS)
{
/* Make sure that the drawable is gray or RGB color */
if (gimp_drawable_is_rgb (drawable->drawable_id) ||
gimp_drawable_is_gray (drawable->drawable_id))
{
gimp_progress_init (_("DoG Edge Detect"));
/* run the Difference of Gaussians */
gimp_image_undo_group_start (image_ID);
dog (image_ID, drawable, dogvals.inner, dogvals.outer, TRUE);
gimp_image_undo_group_end (image_ID);
gimp_progress_update (1.0);
/* Store data */
if (run_mode == GIMP_RUN_INTERACTIVE)
gimp_set_data (PLUG_IN_PROC, &dogvals, sizeof (DoGValues));
if (run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
}
else
{
g_message (_("Cannot operate on indexed color images."));
status = GIMP_PDB_EXECUTION_ERROR;
}
gimp_drawable_detach (drawable);
}
values[0].data.d_status = status;
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
GimpRunMode run_mode;
INIT_I18N ();
run_mode = param[0].data.d_int32;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
*nreturn_vals = 1;
*return_vals = values;
/* Get the specified drawable */
drawable = gimp_drawable_get (param[2].data.d_drawable);
/* See how we will run */
switch (run_mode)
{
case GIMP_RUN_INTERACTIVE:
/* Possibly retrieve data */
gimp_get_data (PLUG_IN_PROC, &wvals);
/* Get information from the dialog */
if (!alienmap2_dialog ())
return;
break;
case GIMP_RUN_NONINTERACTIVE:
/* Make sure all the arguments are present */
if (nparams != 13)
status = GIMP_PDB_CALLING_ERROR;
if (status == GIMP_PDB_SUCCESS)
{
wvals.redfrequency = param[3].data.d_float;
wvals.redangle = param[4].data.d_float;
wvals.greenfrequency = param[5].data.d_float;
wvals.greenangle = param[6].data.d_float;
wvals.bluefrequency = param[7].data.d_float;
wvals.blueangle = param[8].data.d_float;
wvals.colormodel = param[9].data.d_int8;
wvals.redmode = param[10].data.d_int8 ? TRUE : FALSE;
wvals.greenmode = param[11].data.d_int8 ? TRUE : FALSE;
wvals.bluemode = param[12].data.d_int8 ? TRUE : FALSE;
}
break;
case GIMP_RUN_WITH_LAST_VALS:
/* Possibly retrieve data */
gimp_get_data (PLUG_IN_PROC, &wvals);
break;
default:
break;
}
if (status == GIMP_PDB_SUCCESS)
{
/* Make sure that the drawable is RGB or RGBA */
if (gimp_drawable_is_rgb (drawable->drawable_id))
{
gimp_progress_init (_("Alien Map: Transforming"));
/* Set the tile cache size */
gimp_tile_cache_ntiles (2 * (drawable->width /
gimp_tile_width () + 1));
/* Run! */
alienmap2 (drawable);
if (run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
/* Store data */
if (run_mode == GIMP_RUN_INTERACTIVE)
gimp_set_data (PLUG_IN_PROC,
&wvals, sizeof (alienmap2_vals_t));
}
else
{
/* gimp_message("This filter only applies on RGB_MODEL-images"); */
status = GIMP_PDB_EXECUTION_ERROR;
}
}
values[0].data.d_status = status;
gimp_drawable_detach (drawable);
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
GimpDrawable *drawable;
GimpRunMode run_mode;
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
run_mode = param[0].data.d_int32;
INIT_I18N ();
*nreturn_vals = 1;
*return_vals = values;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
/* Set default values */
/* ================== */
set_default_settings ();
/* Possibly retrieve data */
/* ====================== */
gimp_get_data (PLUG_IN_PROC, &licvals);
/* Get the specified drawable */
/* ========================== */
drawable = gimp_drawable_get (param[2].data.d_drawable);
if (status == GIMP_PDB_SUCCESS)
{
/* Make sure that the drawable is RGBA or RGB color */
/* ================================================ */
if (gimp_drawable_is_rgb (drawable->drawable_id))
{
/* Set the tile cache size */
/* ======================= */
gimp_tile_cache_ntiles (2*(drawable->width / gimp_tile_width () + 1));
switch (run_mode)
{
case GIMP_RUN_INTERACTIVE:
if (create_main_dialog ())
compute_image (drawable);
gimp_set_data (PLUG_IN_PROC, &licvals, sizeof (LicValues));
break;
case GIMP_RUN_WITH_LAST_VALS:
compute_image (drawable);
break;
default:
break;
}
}
else
status = GIMP_PDB_EXECUTION_ERROR;
}
values[0].data.d_status = status;
gimp_drawable_detach (drawable);
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
gint sel_x1, sel_y1, sel_x2, sel_y2;
gint img_height, img_width, img_bpp, img_has_alpha;
GimpDrawable *drawable;
GimpRunMode run_mode;
GimpPDBStatusType status;
*nreturn_vals = 1;
*return_vals = values;
status = GIMP_PDB_SUCCESS;
if (param[0].type != GIMP_PDB_INT32)
status = GIMP_PDB_CALLING_ERROR;
run_mode = param[0].data.d_int32;
INIT_I18N ();
if (param[2].type != GIMP_PDB_DRAWABLE)
status = GIMP_PDB_CALLING_ERROR;
drawable = gimp_drawable_get (param[2].data.d_drawable);
img_width = gimp_drawable_width (drawable->drawable_id);
img_height = gimp_drawable_height (drawable->drawable_id);
img_bpp = gimp_drawable_bpp (drawable->drawable_id);
img_has_alpha = gimp_drawable_has_alpha (drawable->drawable_id);
gimp_drawable_mask_bounds (drawable->drawable_id,
&sel_x1, &sel_y1, &sel_x2, &sel_y2);
if (!gimp_drawable_is_rgb (drawable->drawable_id))
status = GIMP_PDB_CALLING_ERROR;
if (status == GIMP_PDB_SUCCESS)
{
gr = g_rand_new ();
memset (&qbist_info, 0, sizeof (qbist_info));
create_info (&qbist_info.info);
qbist_info.oversampling = 4;
switch (run_mode)
{
case GIMP_RUN_INTERACTIVE:
/* Possibly retrieve data */
gimp_get_data (PLUG_IN_PROC, &qbist_info);
/* Get information from the dialog */
if (dialog_run ())
{
status = GIMP_PDB_SUCCESS;
gimp_set_data (PLUG_IN_PROC, &qbist_info, sizeof (QbistInfo));
}
else
status = GIMP_PDB_EXECUTION_ERROR;
break;
case GIMP_RUN_NONINTERACTIVE:
status = GIMP_PDB_CALLING_ERROR;
break;
case GIMP_RUN_WITH_LAST_VALS:
/* Possibly retrieve data */
gimp_get_data (PLUG_IN_PROC, &qbist_info);
status = GIMP_PDB_SUCCESS;
break;
default:
status = GIMP_PDB_CALLING_ERROR;
break;
}
if (status == GIMP_PDB_SUCCESS)
{
GimpPixelRgn imagePR;
gpointer pr;
gimp_tile_cache_ntiles ((drawable->width + gimp_tile_width () - 1) /
gimp_tile_width ());
gimp_pixel_rgn_init (&imagePR, drawable,
0, 0, img_width, img_height, TRUE, TRUE);
optimize (&qbist_info.info);
gimp_progress_init (_("Qbist"));
for (pr = gimp_pixel_rgns_register (1, &imagePR);
pr != NULL;
pr = gimp_pixel_rgns_process (pr))
{
gint row;
for (row = 0; row < imagePR.h; row++)
{
qbist (&qbist_info.info,
imagePR.data + row * imagePR.rowstride,
imagePR.x,
imagePR.y + row,
imagePR.w,
sel_x2 - sel_x1,
sel_y2 - sel_y1,
imagePR.bpp,
qbist_info.oversampling);
}
gimp_progress_update ((gfloat) (imagePR.y - sel_y1) /
(gfloat) (sel_y2 - sel_y1));
}
gimp_drawable_flush (drawable);
gimp_drawable_merge_shadow (drawable->drawable_id, TRUE);
gimp_drawable_update (drawable->drawable_id,
sel_x1, sel_y1,
(sel_x2 - sel_x1), (sel_y2 - sel_y1));
gimp_displays_flush ();
}
g_rand_free (gr);
}
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
gimp_drawable_detach (drawable);
}