void
gimp_create_image_from_buffer (Gimp *gimp,
GeglBuffer *buffer)
{
GimpImage *image;
GimpLayer *layer;
const Babl *format;
g_return_if_fail (GIMP_IS_GIMP (gimp));
g_return_if_fail (GEGL_IS_BUFFER (buffer));
format = gegl_buffer_get_format (buffer);
image = gimp_create_image (gimp,
gegl_buffer_get_width (buffer),
gegl_buffer_get_height (buffer),
gimp_babl_format_get_base_type (format),
gimp_babl_format_get_precision (format),
FALSE);
layer = gimp_layer_new_from_buffer (buffer, image, format,
"Debug Image",
GIMP_OPACITY_OPAQUE,
GIMP_NORMAL_MODE);
gimp_image_add_layer (image, layer, NULL, -1, FALSE);
gimp_create_display (gimp, image, GIMP_UNIT_PIXEL, 1.0);
}
static gboolean
debug_show_image_graph (GimpImage *source_image)
{
Gimp *gimp = source_image->gimp;
GimpProjectable *projectable = GIMP_PROJECTABLE (source_image);
GeglNode *image_graph = gimp_projectable_get_graph (projectable);
GeglNode *output_node = gegl_node_get_output_proxy (image_graph, "output");
GimpImage *new_image = NULL;
GimpLayer *layer = NULL;
GeglNode *introspect = NULL;
GeglNode *sink = NULL;
GeglBuffer *buffer = NULL;
gchar *new_name = NULL;
/* Setup and process the introspection graph */
introspect = gegl_node_new_child (NULL,
"operation", "gegl:introspect",
"node", output_node,
NULL);
sink = gegl_node_new_child (NULL,
"operation", "gegl:buffer-sink",
"buffer", &buffer,
NULL);
gegl_node_link_many (introspect, sink, NULL);
gegl_node_process (sink);
/* Create a new image of the result */
new_name = g_strdup_printf ("%s GEGL graph",
gimp_image_get_display_name (source_image));
new_image = gimp_create_image (gimp,
gegl_buffer_get_width (buffer),
gegl_buffer_get_height (buffer),
GIMP_RGB,
GIMP_PRECISION_U8,
FALSE);
gimp_image_set_uri (new_image, new_name);
layer = gimp_layer_new_from_buffer (buffer,
new_image,
gimp_image_get_layer_format (new_image,
TRUE),
new_name,
1.0,
GIMP_NORMAL_MODE);
gimp_image_add_layer (new_image, layer, NULL, 0, FALSE);
gimp_create_display (gimp, new_image, GIMP_UNIT_PIXEL, 1.0);
/* Cleanup */
g_object_unref (new_image);
g_free (new_name);
g_object_unref (buffer);
g_object_unref (sink);
g_object_unref (introspect);
g_object_unref (source_image);
return FALSE;
}
GimpImage *
gimp_image_duplicate (GimpImage *image)
{
GimpImage *new_image;
GimpLayer *active_layer;
GimpChannel *active_channel;
GimpVectors *active_vectors;
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
gimp_set_busy_until_idle (image->gimp);
/* Create a new image */
new_image = gimp_create_image (image->gimp,
gimp_image_get_width (image),
gimp_image_get_height (image),
gimp_image_get_base_type (image),
gimp_image_get_precision (image),
FALSE);
gimp_image_undo_disable (new_image);
/* Store the source uri to be used by the save dialog */
gimp_image_duplicate_save_source_uri (image, new_image);
/* Copy the colormap if necessary */
gimp_image_duplicate_colormap (image, new_image);
/* Copy resolution information */
gimp_image_duplicate_resolution (image, new_image);
/* Copy the layers */
active_layer = gimp_image_duplicate_layers (image, new_image);
/* Copy the channels */
active_channel = gimp_image_duplicate_channels (image, new_image);
/* Copy any vectors */
active_vectors = gimp_image_duplicate_vectors (image, new_image);
/* Copy floating layer */
gimp_image_duplicate_floating_sel (image, new_image);
/* Copy the selection mask */
gimp_image_duplicate_mask (image, new_image);
/* Set active layer, active channel, active vectors */
if (active_layer)
gimp_image_set_active_layer (new_image, active_layer);
if (active_channel)
gimp_image_set_active_channel (new_image, active_channel);
if (active_vectors)
gimp_image_set_active_vectors (new_image, active_vectors);
/* Copy state of all color components */
gimp_image_duplicate_components (image, new_image);
/* Copy any guides */
gimp_image_duplicate_guides (image, new_image);
/* Copy any sample points */
gimp_image_duplicate_sample_points (image, new_image);
/* Copy the grid */
gimp_image_duplicate_grid (image, new_image);
/* Copy the quick mask info */
gimp_image_duplicate_quick_mask (image, new_image);
/* Copy parasites */
gimp_image_duplicate_parasites (image, new_image);
gimp_image_undo_enable (new_image);
return new_image;
}
static void
gimp_display_shell_drop_pixbuf (GtkWidget *widget,
gint x,
gint y,
GdkPixbuf *pixbuf,
gpointer data)
{
GimpDisplayShell *shell = GIMP_DISPLAY_SHELL (data);
GimpImage *image = shell->display->image;
GimpLayer *new_layer;
GimpImageType image_type;
gboolean new_image = FALSE;
GIMP_LOG (DND, NULL);
if (shell->display->gimp->busy)
return;
switch (gdk_pixbuf_get_n_channels (pixbuf))
{
case 1: image_type = GIMP_GRAY_IMAGE; break;
case 2: image_type = GIMP_GRAYA_IMAGE; break;
case 3: image_type = GIMP_RGB_IMAGE; break;
case 4: image_type = GIMP_RGBA_IMAGE; break;
break;
default:
g_return_if_reached ();
break;
}
if (! image)
{
image = gimp_create_image (shell->display->gimp,
gdk_pixbuf_get_width (pixbuf),
gdk_pixbuf_get_height (pixbuf),
GIMP_IMAGE_TYPE_BASE_TYPE (image_type),
FALSE);
gimp_create_display (image->gimp, image, GIMP_UNIT_PIXEL, 1.0);
g_object_unref (image);
gimp_image_undo_disable (image);
new_image = TRUE;
}
new_layer =
gimp_layer_new_from_pixbuf (pixbuf, image, image_type,
_("Dropped Buffer"),
GIMP_OPACITY_OPAQUE, GIMP_NORMAL_MODE);
if (new_layer)
{
GimpItem *new_item = GIMP_ITEM (new_layer);
new_item = GIMP_ITEM (new_layer);
gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_EDIT_PASTE,
_("Drop New Layer"));
if (! new_image)
gimp_display_shell_dnd_position_item (shell, new_item);
gimp_image_add_layer (image, new_layer, -1);
gimp_image_undo_group_end (image);
gimp_display_shell_dnd_flush (shell, image);
}
if (new_image)
gimp_image_undo_enable (image);
}
static void
gimp_display_shell_drop_drawable (GtkWidget *widget,
gint x,
gint y,
GimpViewable *viewable,
gpointer data)
{
GimpDisplayShell *shell = GIMP_DISPLAY_SHELL (data);
GimpImage *image = shell->display->image;
GType new_type;
GimpItem *new_item;
gboolean new_image = FALSE;
GIMP_LOG (DND, NULL);
if (shell->display->gimp->busy)
return;
if (! image)
{
GimpImage *src_image = gimp_item_get_image (GIMP_ITEM (viewable));
GimpDrawable *drawable = GIMP_DRAWABLE (viewable);
GimpImageBaseType type;
gdouble xres;
gdouble yres;
type = GIMP_IMAGE_TYPE_BASE_TYPE (gimp_drawable_type (drawable));
image = gimp_create_image (shell->display->gimp,
gimp_item_width (GIMP_ITEM (viewable)),
gimp_item_height (GIMP_ITEM (viewable)),
type, TRUE);
gimp_image_undo_disable (image);
if (type == GIMP_INDEXED)
gimp_image_set_colormap (image,
gimp_image_get_colormap (src_image),
gimp_image_get_colormap_size (src_image),
FALSE);
gimp_image_get_resolution (src_image, &xres, &yres);
gimp_image_set_resolution (image, xres, yres);
gimp_image_set_unit (image, gimp_image_get_unit (src_image));
gimp_create_display (image->gimp, image, GIMP_UNIT_PIXEL, 1.0);
g_object_unref (image);
new_image = TRUE;
}
if (GIMP_IS_LAYER (viewable))
new_type = G_TYPE_FROM_INSTANCE (viewable);
else
new_type = GIMP_TYPE_LAYER;
new_item = gimp_item_convert (GIMP_ITEM (viewable), image, new_type);
if (new_item)
{
GimpLayer *new_layer = GIMP_LAYER (new_item);
gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_EDIT_PASTE,
_("Drop New Layer"));
if (! new_image)
gimp_display_shell_dnd_position_item (shell, new_item);
gimp_item_set_visible (new_item, TRUE, FALSE);
gimp_item_set_linked (new_item, FALSE, FALSE);
gimp_image_add_layer (image, new_layer, -1);
gimp_image_undo_group_end (image);
gimp_display_shell_dnd_flush (shell, image);
}
if (new_image)
gimp_image_undo_enable (image);
}
GimpImage *
gimp_image_duplicate (GimpImage *image)
{
GimpImage *new_image;
GimpLayer *floating_layer;
GList *list;
GimpLayer *active_layer = NULL;
GimpChannel *active_channel = NULL;
GimpVectors *active_vectors = NULL;
GimpDrawable *new_floating_sel_drawable = NULL;
GimpDrawable *floating_sel_drawable = NULL;
gchar *filename;
gint count;
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
gimp_set_busy_until_idle (image->gimp);
/* Create a new image */
new_image = gimp_create_image (image->gimp,
image->width, image->height,
image->base_type,
FALSE);
gimp_image_undo_disable (new_image);
/* Store the folder to be used by the save dialog */
filename = gimp_image_get_filename (image);
if (filename)
{
g_object_set_data_full (G_OBJECT (new_image), "gimp-image-dirname",
g_path_get_dirname (filename),
(GDestroyNotify) g_free);
g_free (filename);
}
/* Copy the colormap if necessary */
if (new_image->base_type == GIMP_INDEXED)
gimp_image_set_colormap (new_image,
gimp_image_get_colormap (image),
gimp_image_get_colormap_size (image),
FALSE);
/* Copy resolution information */
new_image->xresolution = image->xresolution;
new_image->yresolution = image->yresolution;
new_image->resolution_unit = image->resolution_unit;
/* Copy floating layer */
floating_layer = gimp_image_floating_sel (image);
if (floating_layer)
{
floating_sel_relax (floating_layer, FALSE);
floating_sel_drawable = floating_layer->fs.drawable;
floating_layer = NULL;
}
/* Copy the layers */
for (list = GIMP_LIST (image->layers)->list, count = 0;
list;
list = g_list_next (list))
{
GimpLayer *layer = list->data;
GimpLayer *new_layer;
new_layer = GIMP_LAYER (gimp_item_convert (GIMP_ITEM (layer),
new_image,
G_TYPE_FROM_INSTANCE (layer),
FALSE));
/* Make sure the copied layer doesn't say: "<old layer> copy" */
gimp_object_set_name (GIMP_OBJECT (new_layer),
gimp_object_get_name (GIMP_OBJECT (layer)));
/* Make sure that if the layer has a layer mask,
* its name isn't screwed up
*/
if (new_layer->mask)
gimp_object_set_name (GIMP_OBJECT (new_layer->mask),
gimp_object_get_name (GIMP_OBJECT (layer->mask)));
if (gimp_image_get_active_layer (image) == layer)
active_layer = new_layer;
if (image->floating_sel == layer)
floating_layer = new_layer;
if (floating_sel_drawable == GIMP_DRAWABLE (layer))
new_floating_sel_drawable = GIMP_DRAWABLE (new_layer);
if (floating_layer != new_layer)
gimp_image_add_layer (new_image, new_layer, count++);
}
/* Copy the channels */
for (list = GIMP_LIST (image->channels)->list, count = 0;
list;
list = g_list_next (list))
{
GimpChannel *channel = list->data;
GimpChannel *new_channel;
new_channel =
GIMP_CHANNEL (gimp_item_convert (GIMP_ITEM (channel),
new_image,
G_TYPE_FROM_INSTANCE (channel),
FALSE));
/* Make sure the copied channel doesn't say: "<old channel> copy" */
gimp_object_set_name (GIMP_OBJECT (new_channel),
gimp_object_get_name (GIMP_OBJECT (channel)));
if (gimp_image_get_active_channel (image) == channel)
active_channel = (new_channel);
if (floating_sel_drawable == GIMP_DRAWABLE (channel))
new_floating_sel_drawable = GIMP_DRAWABLE (new_channel);
gimp_image_add_channel (new_image, new_channel, count++);
}
/* Copy any vectors */
for (list = GIMP_LIST (image->vectors)->list, count = 0;
list;
list = g_list_next (list))
{
GimpVectors *vectors = list->data;
GimpVectors *new_vectors;
new_vectors =
GIMP_VECTORS (gimp_item_convert (GIMP_ITEM (vectors),
new_image,
G_TYPE_FROM_INSTANCE (vectors),
FALSE));
/* Make sure the copied vectors doesn't say: "<old vectors> copy" */
gimp_object_set_name (GIMP_OBJECT (new_vectors),
gimp_object_get_name (GIMP_OBJECT (vectors)));
if (gimp_image_get_active_vectors (image) == vectors)
active_vectors = new_vectors;
gimp_image_add_vectors (new_image, new_vectors, count++);
}
/* Copy the selection mask */
{
TileManager *src_tiles;
TileManager *dest_tiles;
PixelRegion srcPR, destPR;
src_tiles =
gimp_drawable_get_tiles (GIMP_DRAWABLE (image->selection_mask));
dest_tiles =
gimp_drawable_get_tiles (GIMP_DRAWABLE (new_image->selection_mask));
pixel_region_init (&srcPR, src_tiles,
0, 0, image->width, image->height, FALSE);
pixel_region_init (&destPR, dest_tiles,
0, 0, image->width, image->height, TRUE);
copy_region (&srcPR, &destPR);
new_image->selection_mask->bounds_known = FALSE;
new_image->selection_mask->boundary_known = FALSE;
}
if (floating_layer)
floating_sel_attach (floating_layer, new_floating_sel_drawable);
/* Set active layer, active channel, active vectors */
if (active_layer)
gimp_image_set_active_layer (new_image, active_layer);
if (active_channel)
gimp_image_set_active_channel (new_image, active_channel);
if (active_vectors)
gimp_image_set_active_vectors (new_image, active_vectors);
/* Copy state of all color channels */
for (count = 0; count < MAX_CHANNELS; count++)
{
new_image->visible[count] = image->visible[count];
new_image->active[count] = image->active[count];
}
/* Copy any guides */
for (list = image->guides; list; list = g_list_next (list))
{
GimpGuide *guide = list->data;
gint position = gimp_guide_get_position (guide);
switch (gimp_guide_get_orientation (guide))
{
case GIMP_ORIENTATION_HORIZONTAL:
gimp_image_add_hguide (new_image, position, FALSE);
break;
case GIMP_ORIENTATION_VERTICAL:
gimp_image_add_vguide (new_image, position, FALSE);
break;
default:
g_error ("Unknown guide orientation.\n");
}
}
/* Copy any sample points */
for (list = image->sample_points; list; list = g_list_next (list))
{
GimpSamplePoint *sample_point = list->data;
gimp_image_add_sample_point_at_pos (new_image,
sample_point->x,
sample_point->y,
FALSE);
}
/* Copy the grid */
if (image->grid)
gimp_image_set_grid (new_image, image->grid, FALSE);
/* Copy the quick mask info */
new_image->quick_mask_state = image->quick_mask_state;
new_image->quick_mask_inverted = image->quick_mask_inverted;
new_image->quick_mask_color = image->quick_mask_color;
/* Copy parasites */
if (image->parasites)
{
g_object_unref (new_image->parasites);
new_image->parasites = gimp_parasite_list_copy (image->parasites);
}
gimp_image_undo_enable (new_image);
return new_image;
}
static void
gimp_warp_tool_animate (GimpWarpTool *wt)
{
GimpTool *tool = GIMP_TOOL (wt);
GimpWarpOptions *options = GIMP_WARP_TOOL_GET_OPTIONS (wt);
GimpImage *orig_image;
GimpImage *image;
GimpLayer *layer;
GimpLayer *first_layer;
GeglNode *scale_node;
GimpProgress *progress;
GtkWidget *widget;
gint i;
if (! gimp_warp_tool_get_undo_desc (tool, tool->display))
{
gimp_tool_message_literal (tool, tool->display,
_("Please add some warp strokes first."));
return;
}
/* get rid of the image map so we can use wt->graph */
if (wt->image_map)
{
gimp_image_map_abort (wt->image_map);
g_object_unref (wt->image_map);
wt->image_map = NULL;
}
gimp_progress_start (GIMP_PROGRESS (tool), FALSE,
_("Rendering Frame %d"), 1);
orig_image = gimp_item_get_image (GIMP_ITEM (tool->drawable));
image = gimp_create_image (orig_image->gimp,
gimp_item_get_width (GIMP_ITEM (tool->drawable)),
gimp_item_get_height (GIMP_ITEM (tool->drawable)),
gimp_drawable_get_base_type (tool->drawable),
gimp_drawable_get_precision (tool->drawable),
TRUE);
/* the first frame is always the unwarped image */
layer = GIMP_LAYER (gimp_item_convert (GIMP_ITEM (tool->drawable), image,
GIMP_TYPE_LAYER));
gimp_object_take_name (GIMP_OBJECT (layer),
g_strdup_printf (_("Frame %d"), 1));
gimp_item_set_offset (GIMP_ITEM (layer), 0, 0);
gimp_item_set_visible (GIMP_ITEM (layer), TRUE, FALSE);
gimp_layer_set_mode (layer, GIMP_NORMAL_MODE, FALSE);
gimp_layer_set_opacity (layer, GIMP_OPACITY_OPAQUE, FALSE);
gimp_image_add_layer (image, layer, NULL, 0, FALSE);
first_layer = layer;
scale_node = gegl_node_new_child (NULL,
"operation", "gimp:scalar-multiply",
"n-components", 2,
NULL);
gimp_warp_tool_add_op (wt, scale_node);
progress = gimp_sub_progress_new (GIMP_PROGRESS (tool));
for (i = 1; i < options->n_animation_frames; i++)
{
gimp_progress_set_text (GIMP_PROGRESS (tool),
_("Rendering Frame %d"), i + 1);
gimp_sub_progress_set_step (GIMP_SUB_PROGRESS (progress),
i, options->n_animation_frames);
layer = GIMP_LAYER (gimp_item_duplicate (GIMP_ITEM (first_layer),
GIMP_TYPE_LAYER));
gimp_object_take_name (GIMP_OBJECT (layer),
g_strdup_printf (_("Frame %d"), i + 1));
gegl_node_set (scale_node,
"factor", (gdouble) i /
(gdouble) (options->n_animation_frames - 1),
NULL);
gimp_gegl_apply_operation (gimp_drawable_get_buffer (GIMP_DRAWABLE (first_layer)),
progress,
_("Frame"),
wt->graph,
gimp_drawable_get_buffer (GIMP_DRAWABLE (layer)),
NULL);
gimp_image_add_layer (image, layer, NULL, 0, FALSE);
}
g_object_unref (progress);
gimp_warp_tool_remove_op (wt, scale_node);
gimp_progress_end (GIMP_PROGRESS (tool));
/* recreate the image map */
gimp_warp_tool_create_image_map (wt, tool->drawable);
gimp_image_map_apply (wt->image_map, NULL);
widget = GTK_WIDGET (gimp_display_get_shell (tool->display));
gimp_create_display (orig_image->gimp, image, GIMP_UNIT_PIXEL, 1.0,
G_OBJECT (gtk_widget_get_screen (widget)),
gimp_widget_get_monitor (widget));
g_object_unref (image);
}
