static void
gimp_perspective_clone_paint (GimpPaintCore *paint_core,
GimpDrawable *drawable,
GimpPaintOptions *paint_options,
const GimpCoords *coords,
GimpPaintState paint_state,
guint32 time)
{
GimpSourceCore *source_core = GIMP_SOURCE_CORE (paint_core);
GimpPerspectiveClone *clone = GIMP_PERSPECTIVE_CLONE (paint_core);
GimpContext *context = GIMP_CONTEXT (paint_options);
GimpCloneOptions *clone_options = GIMP_CLONE_OPTIONS (paint_options);
GimpSourceOptions *options = GIMP_SOURCE_OPTIONS (paint_options);
switch (paint_state)
{
case GIMP_PAINT_STATE_INIT:
if (source_core->set_source)
{
g_object_set (source_core, "src-drawable", drawable, NULL);
source_core->src_x = coords->x;
source_core->src_y = coords->y;
/* get source coordinates in front view perspective */
gimp_matrix3_transform_point (&clone->transform_inv,
source_core->src_x,
source_core->src_y,
&clone->src_x_fv,
&clone->src_y_fv);
source_core->first_stroke = TRUE;
}
else
{
GeglBuffer *orig_buffer = NULL;
GeglNode *tile = NULL;
GeglNode *src_node;
if (options->align_mode == GIMP_SOURCE_ALIGN_NO)
{
source_core->orig_src_x = source_core->src_x;
source_core->orig_src_y = source_core->src_y;
source_core->first_stroke = TRUE;
}
clone->node = gegl_node_new ();
g_object_set (clone->node,
"dont-cache", TRUE,
NULL);
switch (clone_options->clone_type)
{
case GIMP_IMAGE_CLONE:
{
GimpPickable *src_pickable;
GimpImage *src_image;
GimpImage *dest_image;
/* If the source image is different from the
* destination, then we should copy straight from the
* source image to the canvas.
* Otherwise, we need a call to get_orig_image to make sure
* we get a copy of the unblemished (offset) image
*/
src_pickable = GIMP_PICKABLE (source_core->src_drawable);
src_image = gimp_pickable_get_image (src_pickable);
if (options->sample_merged)
src_pickable = GIMP_PICKABLE (gimp_image_get_projection (src_image));
dest_image = gimp_item_get_image (GIMP_ITEM (drawable));
if ((options->sample_merged &&
(src_image != dest_image)) ||
(! options->sample_merged &&
(source_core->src_drawable != drawable)))
{
orig_buffer = gimp_pickable_get_buffer (src_pickable);
}
else
{
if (options->sample_merged)
orig_buffer = gimp_paint_core_get_orig_proj (paint_core);
else
orig_buffer = gimp_paint_core_get_orig_image (paint_core);
}
}
break;
case GIMP_PATTERN_CLONE:
{
GimpPattern *pattern = gimp_context_get_pattern (context);
orig_buffer = gimp_pattern_create_buffer (pattern);
tile = gegl_node_new_child (clone->node,
"operation", "gegl:tile",
NULL);
clone->crop = gegl_node_new_child (clone->node,
"operation", "gegl:crop",
NULL);
}
break;
}
src_node = gegl_node_new_child (clone->node,
"operation", "gegl:buffer-source",
"buffer", orig_buffer,
NULL);
clone->transform_node =
gegl_node_new_child (clone->node,
"operation", "gegl:transform",
"sampler", GIMP_INTERPOLATION_LINEAR,
NULL);
clone->dest_node =
gegl_node_new_child (clone->node,
"operation", "gegl:write-buffer",
NULL);
if (tile)
{
gegl_node_link_many (src_node,
tile,
clone->crop,
clone->transform_node,
clone->dest_node,
NULL);
g_object_unref (orig_buffer);
}
else
{
gegl_node_link_many (src_node,
clone->transform_node,
clone->dest_node,
NULL);
}
}
break;
case GIMP_PAINT_STATE_MOTION:
if (source_core->set_source)
{
/* If the control key is down, move the src target and return */
source_core->src_x = coords->x;
source_core->src_y = coords->y;
/* get source coordinates in front view perspective */
gimp_matrix3_transform_point (&clone->transform_inv,
source_core->src_x,
source_core->src_y,
&clone->src_x_fv,
&clone->src_y_fv);
source_core->first_stroke = TRUE;
}
else
{
/* otherwise, update the target */
gint dest_x;
gint dest_y;
dest_x = coords->x;
dest_y = coords->y;
if (options->align_mode == GIMP_SOURCE_ALIGN_REGISTERED)
{
source_core->offset_x = 0;
source_core->offset_y = 0;
}
else if (options->align_mode == GIMP_SOURCE_ALIGN_FIXED)
{
source_core->offset_x = source_core->src_x - dest_x;
source_core->offset_y = source_core->src_y - dest_y;
}
else if (source_core->first_stroke)
{
source_core->offset_x = source_core->src_x - dest_x;
source_core->offset_y = source_core->src_y - dest_y;
/* get destination coordinates in front view perspective */
gimp_matrix3_transform_point (&clone->transform_inv,
dest_x,
dest_y,
&clone->dest_x_fv,
&clone->dest_y_fv);
source_core->first_stroke = FALSE;
}
gimp_source_core_motion (source_core, drawable, paint_options, coords);
}
break;
case GIMP_PAINT_STATE_FINISH:
if (clone->node)
{
g_object_unref (clone->node);
clone->node = NULL;
clone->crop = NULL;
clone->transform_node = NULL;
clone->dest_node = NULL;
}
break;
default:
break;
}
g_object_notify (G_OBJECT (clone), "src-x");
g_object_notify (G_OBJECT (clone), "src-y");
}
static void
gimp_drawable_bucket_fill_internal (GimpDrawable *drawable,
GimpFillType fill_type,
gint paint_mode,
gdouble opacity,
gboolean fill_transparent,
GimpSelectCriterion fill_criterion,
gdouble threshold,
gboolean sample_merged,
gboolean diagonal_neighbors,
gdouble x,
gdouble y,
const GimpRGB *color,
GimpPattern *pattern)
{
GimpImage *image;
GimpPickable *pickable;
GeglBuffer *buffer;
GeglBuffer *mask_buffer;
gint x1, y1, x2, y2;
gint mask_offset_x = 0;
gint mask_offset_y = 0;
gboolean selection;
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
g_return_if_fail (fill_type != GIMP_FILL_PATTERN ||
GIMP_IS_PATTERN (pattern));
g_return_if_fail (fill_type == GIMP_FILL_PATTERN ||
color != NULL);
image = gimp_item_get_image (GIMP_ITEM (drawable));
selection = gimp_item_mask_bounds (GIMP_ITEM (drawable), &x1, &y1, &x2, &y2);
if ((x1 == x2) || (y1 == y2))
return;
gimp_set_busy (image->gimp);
if (sample_merged)
pickable = GIMP_PICKABLE (image);
else
pickable = GIMP_PICKABLE (drawable);
/* Do a seed bucket fill...To do this, calculate a new
* contiguous region. If there is a selection, calculate the
* intersection of this region with the existing selection.
*/
mask_buffer = gimp_pickable_contiguous_region_by_seed (pickable,
TRUE,
threshold,
fill_transparent,
fill_criterion,
diagonal_neighbors,
(gint) x,
(gint) y);
if (selection)
{
GimpDrawable *sel;
gint off_x = 0;
gint off_y = 0;
if (! sample_merged)
gimp_item_get_offset (GIMP_ITEM (drawable), &off_x, &off_y);
sel = GIMP_DRAWABLE (gimp_image_get_mask (image));
gimp_gegl_mask_combine_buffer (mask_buffer,
gimp_drawable_get_buffer (sel),
GIMP_CHANNEL_OP_INTERSECT,
-off_x, -off_y);
}
gimp_gegl_mask_bounds (mask_buffer, &x1, &y1, &x2, &y2);
/* make sure we handle the mask correctly if it was sample-merged */
if (sample_merged)
{
GimpItem *item = GIMP_ITEM (drawable);
gint off_x, off_y;
/* Limit the channel bounds to the drawable's extents */
gimp_item_get_offset (item, &off_x, &off_y);
x1 = CLAMP (x1, off_x, (off_x + gimp_item_get_width (item)));
y1 = CLAMP (y1, off_y, (off_y + gimp_item_get_height (item)));
x2 = CLAMP (x2, off_x, (off_x + gimp_item_get_width (item)));
y2 = CLAMP (y2, off_y, (off_y + gimp_item_get_height (item)));
mask_offset_x = x1;
mask_offset_y = y1;
/* translate mask bounds to drawable coords */
x1 -= off_x;
y1 -= off_y;
x2 -= off_x;
y2 -= off_y;
}
else
{
mask_offset_x = x1;
mask_offset_y = y1;
}
buffer = gegl_buffer_new (GEGL_RECTANGLE (0, 0, x2 - x1, y2 - y1),
gimp_drawable_get_format_with_alpha (drawable));
switch (fill_type)
{
case GIMP_FILL_FOREGROUND:
case GIMP_FILL_BACKGROUND:
case GIMP_FILL_WHITE:
case GIMP_FILL_TRANSPARENT:
{
GeglColor *gegl_color = gimp_gegl_color_new (color);
gegl_buffer_set_color (buffer, NULL, gegl_color);
g_object_unref (gegl_color);
}
break;
case GIMP_FILL_PATTERN:
{
GeglBuffer *pattern_buffer = gimp_pattern_create_buffer (pattern);
gegl_buffer_set_pattern (buffer, NULL, pattern_buffer, -x1, -y1);
g_object_unref (pattern_buffer);
}
break;
}
gimp_gegl_apply_opacity (buffer, NULL, NULL, buffer,
mask_buffer,
-mask_offset_x,
-mask_offset_y,
1.0);
g_object_unref (mask_buffer);
/* Apply it to the image */
gimp_drawable_apply_buffer (drawable, buffer,
GEGL_RECTANGLE (0, 0, x2 - x1, y2 - y1),
TRUE, C_("undo-type", "Bucket Fill"),
opacity, paint_mode,
NULL, x1, y1);
g_object_unref (buffer);
gimp_drawable_update (drawable, x1, y1, x2 - x1, y2 - y1);
gimp_unset_busy (image->gimp);
}
gboolean
gimp_edit_fill_full (GimpImage *image,
GimpDrawable *drawable,
const GimpRGB *color,
GimpPattern *pattern,
gdouble opacity,
GimpLayerModeEffects paint_mode,
const gchar *undo_desc)
{
GeglBuffer *dest_buffer;
const Babl *format;
gint x, y, width, height;
g_return_val_if_fail (GIMP_IS_IMAGE (image), FALSE);
g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), FALSE);
g_return_val_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)), FALSE);
g_return_val_if_fail (color != NULL || pattern != NULL, FALSE);
if (! gimp_item_mask_intersect (GIMP_ITEM (drawable), &x, &y, &width, &height))
return TRUE; /* nothing to do, but the fill succeeded */
if (pattern &&
babl_format_has_alpha (gimp_temp_buf_get_format (pattern->mask)) &&
! gimp_drawable_has_alpha (drawable))
{
format = gimp_drawable_get_format_with_alpha (drawable);
}
else
{
format = gimp_drawable_get_format (drawable);
}
dest_buffer = gegl_buffer_new (GEGL_RECTANGLE (0, 0, width, height),
format);
if (pattern)
{
GeglBuffer *src_buffer = gimp_pattern_create_buffer (pattern);
gegl_buffer_set_pattern (dest_buffer, NULL, src_buffer, 0, 0);
g_object_unref (src_buffer);
}
else
{
GeglColor *gegl_color = gimp_gegl_color_new (color);
gegl_buffer_set_color (dest_buffer, NULL, gegl_color);
g_object_unref (gegl_color);
}
gimp_drawable_apply_buffer (drawable, dest_buffer,
GEGL_RECTANGLE (0, 0, width, height),
TRUE, undo_desc,
opacity, paint_mode,
NULL, x, y);
g_object_unref (dest_buffer);
gimp_drawable_update (drawable, x, y, width, height);
return TRUE;
}
void
gimp_edit_fill (GimpImage *image,
GimpDrawable *drawable,
GimpFillOptions *options,
const gchar *undo_desc)
{
GeglBuffer *dest_buffer;
GimpPattern *pattern = NULL;
GimpRGB color;
const Babl *format;
gint x, y, width, height;
g_return_if_fail (GIMP_IS_IMAGE (image));
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
g_return_if_fail (GIMP_IS_FILL_OPTIONS (options));
if (! gimp_item_mask_intersect (GIMP_ITEM (drawable), &x, &y, &width, &height))
return; /* nothing to do, but the fill succeeded */
switch (gimp_fill_options_get_style (options))
{
case GIMP_FILL_STYLE_SOLID:
gimp_context_get_foreground (GIMP_CONTEXT (options), &color);
break;
case GIMP_FILL_STYLE_PATTERN:
pattern = gimp_context_get_pattern (GIMP_CONTEXT (options));
break;
}
if (pattern &&
babl_format_has_alpha (gimp_temp_buf_get_format (pattern->mask)) &&
! gimp_drawable_has_alpha (drawable))
{
format = gimp_drawable_get_format_with_alpha (drawable);
}
else
{
format = gimp_drawable_get_format (drawable);
}
dest_buffer = gegl_buffer_new (GEGL_RECTANGLE (0, 0, width, height),
format);
if (pattern)
{
GeglBuffer *src_buffer = gimp_pattern_create_buffer (pattern);
gegl_buffer_set_pattern (dest_buffer, NULL, src_buffer, 0, 0);
g_object_unref (src_buffer);
}
else
{
GeglColor *gegl_color = gimp_gegl_color_new (&color);
gegl_buffer_set_color (dest_buffer, NULL, gegl_color);
g_object_unref (gegl_color);
}
if (! undo_desc)
undo_desc = gimp_fill_options_get_undo_desc (options);
gimp_drawable_apply_buffer (drawable, dest_buffer,
GEGL_RECTANGLE (0, 0, width, height),
TRUE, undo_desc,
gimp_context_get_opacity (GIMP_CONTEXT (options)),
gimp_context_get_paint_mode (GIMP_CONTEXT (options)),
NULL, x, y);
g_object_unref (dest_buffer);
gimp_drawable_update (drawable, x, y, width, height);
}
static void
gimp_clone_motion (GimpSourceCore *source_core,
GimpDrawable *drawable,
GimpPaintOptions *paint_options,
const GimpCoords *coords,
gdouble opacity,
GimpPickable *src_pickable,
GeglBuffer *src_buffer,
GeglRectangle *src_rect,
gint src_offset_x,
gint src_offset_y,
GeglBuffer *paint_buffer,
gint paint_buffer_x,
gint paint_buffer_y,
gint paint_area_offset_x,
gint paint_area_offset_y,
gint paint_area_width,
gint paint_area_height)
{
GimpPaintCore *paint_core = GIMP_PAINT_CORE (source_core);
GimpCloneOptions *options = GIMP_CLONE_OPTIONS (paint_options);
GimpSourceOptions *source_options = GIMP_SOURCE_OPTIONS (paint_options);
GimpContext *context = GIMP_CONTEXT (paint_options);
GimpImage *image = gimp_item_get_image (GIMP_ITEM (drawable));
gdouble fade_point;
gdouble force;
if (gimp_source_core_use_source (source_core, source_options))
{
gegl_buffer_copy (src_buffer,
GEGL_RECTANGLE (src_rect->x,
src_rect->y,
paint_area_width,
paint_area_height),
paint_buffer,
GEGL_RECTANGLE (paint_area_offset_x,
paint_area_offset_y,
0, 0));
}
else if (options->clone_type == GIMP_PATTERN_CLONE)
{
GimpPattern *pattern = gimp_context_get_pattern (context);
GeglBuffer *src_buffer = gimp_pattern_create_buffer (pattern);
gegl_buffer_set_pattern (paint_buffer,
GEGL_RECTANGLE (paint_area_offset_x,
paint_area_offset_y,
paint_area_width,
paint_area_height),
src_buffer,
- paint_buffer_x - src_offset_x,
- paint_buffer_y - src_offset_y);
g_object_unref (src_buffer);
}
else
{
g_return_if_reached ();
}
fade_point = gimp_paint_options_get_fade (paint_options, image,
paint_core->pixel_dist);
force = gimp_dynamics_get_linear_value (GIMP_BRUSH_CORE (paint_core)->dynamics,
GIMP_DYNAMICS_OUTPUT_FORCE,
coords,
paint_options,
fade_point);
gimp_brush_core_paste_canvas (GIMP_BRUSH_CORE (paint_core), drawable,
coords,
MIN (opacity, GIMP_OPACITY_OPAQUE),
gimp_context_get_opacity (context),
gimp_context_get_paint_mode (context),
gimp_paint_options_get_brush_mode (paint_options),
force,
/* In fixed mode, paint incremental so the
* individual brushes are properly applied
* on top of each other.
* Otherwise the stuff we paint is seamless
* and we don't need intermediate masking.
*/
source_options->align_mode ==
GIMP_SOURCE_ALIGN_FIXED ?
GIMP_PAINT_INCREMENTAL : GIMP_PAINT_CONSTANT);
}