app: implement active, affected components in GEGL

Add GimpOperationMaskComponents, enum GimpComponentMask, and image and
drawable infrastructure to get the right mask, and plug the mask
operation into gimp_gegl_create_apply_buffer_node().
This commit is contained in:
Michael Natterer 2012-04-25 23:23:31 +02:00
parent 92b4c66777
commit d81ea1315e
16 changed files with 408 additions and 11 deletions

View File

@ -8,6 +8,41 @@
#include "gimp-intl.h"
/* enumerations from "./core-enums.h" */
GType
gimp_component_mask_get_type (void)
{
static const GFlagsValue values[] =
{
{ GIMP_COMPONENT_RED, "GIMP_COMPONENT_RED", "red" },
{ GIMP_COMPONENT_GREEN, "GIMP_COMPONENT_GREEN", "green" },
{ GIMP_COMPONENT_BLUE, "GIMP_COMPONENT_BLUE", "blue" },
{ GIMP_COMPONENT_ALPHA, "GIMP_COMPONENT_ALPHA", "alpha" },
{ GIMP_COMPONENT_ALL, "GIMP_COMPONENT_ALL", "all" },
{ 0, NULL, NULL }
};
static const GimpFlagsDesc descs[] =
{
{ GIMP_COMPONENT_RED, "GIMP_COMPONENT_RED", NULL },
{ GIMP_COMPONENT_GREEN, "GIMP_COMPONENT_GREEN", NULL },
{ GIMP_COMPONENT_BLUE, "GIMP_COMPONENT_BLUE", NULL },
{ GIMP_COMPONENT_ALPHA, "GIMP_COMPONENT_ALPHA", NULL },
{ GIMP_COMPONENT_ALL, "GIMP_COMPONENT_ALL", NULL },
{ 0, NULL, NULL }
};
static GType type = 0;
if (G_UNLIKELY (! type))
{
type = g_flags_register_static ("GimpComponentMask", values);
gimp_type_set_translation_context (type, "component-mask");
gimp_flags_set_value_descriptions (type, descs);
}
return type;
}
GType
gimp_container_policy_get_type (void)
{

View File

@ -36,6 +36,24 @@
*/
#define GIMP_TYPE_COMPONENT_MASK (gimp_component_mask_get_type ())
GType gimp_component_mask_get_type (void) G_GNUC_CONST;
typedef enum /*< pdb-skip >*/
{
GIMP_COMPONENT_RED = 1 << 0,
GIMP_COMPONENT_GREEN = 1 << 1,
GIMP_COMPONENT_BLUE = 1 << 2,
GIMP_COMPONENT_ALPHA = 1 << 3,
GIMP_COMPONENT_ALL = (GIMP_COMPONENT_RED |
GIMP_COMPONENT_GREEN |
GIMP_COMPONENT_BLUE |
GIMP_COMPONENT_ALPHA)
} GimpComponentMask;
#define GIMP_TYPE_CONTAINER_POLICY (gimp_container_policy_get_type ())
GType gimp_container_policy_get_type (void) G_GNUC_CONST;

View File

@ -132,6 +132,8 @@ static void gimp_channel_to_selection (GimpItem *item,
static void gimp_channel_invalidate_boundary (GimpDrawable *drawable);
static void gimp_channel_get_active_components (const GimpDrawable *drawable,
gboolean *active);
static GimpComponentMask
gimp_channel_get_active_mask (const GimpDrawable *drawable);
static void gimp_channel_apply_buffer (GimpDrawable *drawable,
GeglBuffer *buffer,
@ -284,6 +286,7 @@ gimp_channel_class_init (GimpChannelClass *klass)
drawable_class->invalidate_boundary = gimp_channel_invalidate_boundary;
drawable_class->get_active_components = gimp_channel_get_active_components;
drawable_class->get_active_mask = gimp_channel_get_active_mask;
drawable_class->apply_buffer = gimp_channel_apply_buffer;
drawable_class->replace_buffer = gimp_channel_replace_buffer;
drawable_class->project_region = gimp_channel_project_region;
@ -802,6 +805,13 @@ gimp_channel_get_active_components (const GimpDrawable *drawable,
active[ALPHA_G] = FALSE;
}
static GimpComponentMask
gimp_channel_get_active_mask (const GimpDrawable *drawable)
{
/* Return all, because that skips the component mask op when painting */
return GIMP_COMPONENT_ALL;
}
static void
gimp_channel_apply_buffer (GimpDrawable *drawable,
GeglBuffer *buffer,

View File

@ -125,14 +125,17 @@ gimp_drawable_real_apply_buffer (GimpDrawable *drawable,
if (gimp_use_gegl (image->gimp) && ! dest_buffer)
{
GeglBuffer *mask_buffer = NULL;
GeglNode *apply;
GeglBuffer *mask_buffer = NULL;
GeglNode *apply;
GimpComponentMask affect;
if (mask)
mask_buffer = gimp_drawable_get_buffer (GIMP_DRAWABLE (mask));
dest_buffer = gimp_drawable_get_buffer (drawable);
affect = gimp_drawable_get_active_mask (drawable);
apply = gimp_gegl_create_apply_buffer_node (buffer,
base_x - buffer_region->x,
base_y - buffer_region->y,
@ -144,7 +147,8 @@ gimp_drawable_real_apply_buffer (GimpDrawable *drawable,
-offset_x,
-offset_y,
opacity,
mode);
mode,
affect);
gimp_apply_operation (base_buffer, NULL, NULL,
apply,

View File

@ -234,6 +234,7 @@ gimp_drawable_class_init (GimpDrawableClass *klass)
klass->estimate_memsize = gimp_drawable_real_estimate_memsize;
klass->invalidate_boundary = NULL;
klass->get_active_components = NULL;
klass->get_active_mask = NULL;
klass->convert_type = gimp_drawable_real_convert_type;
klass->apply_buffer = gimp_drawable_real_apply_buffer;
klass->replace_buffer = gimp_drawable_real_replace_buffer;
@ -1156,6 +1157,21 @@ gimp_drawable_get_active_components (const GimpDrawable *drawable,
drawable_class->get_active_components (drawable, active);
}
GimpComponentMask
gimp_drawable_get_active_mask (const GimpDrawable *drawable)
{
GimpDrawableClass *drawable_class;
g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), 0);
drawable_class = GIMP_DRAWABLE_GET_CLASS (drawable);
if (drawable_class->get_active_mask)
return drawable_class->get_active_mask (drawable);
return 0;
}
void
gimp_drawable_convert_type (GimpDrawable *drawable,
GimpImage *dest_image,

View File

@ -59,6 +59,7 @@ struct _GimpDrawableClass
void (* invalidate_boundary) (GimpDrawable *drawable);
void (* get_active_components) (const GimpDrawable *drawable,
gboolean *active);
GimpComponentMask (* get_active_mask) (const GimpDrawable *drawable);
void (* convert_type) (GimpDrawable *drawable,
GimpImage *dest_image,
GimpImageBaseType new_base_type,
@ -140,6 +141,7 @@ void gimp_drawable_alpha_changed (GimpDrawable *drawable);
void gimp_drawable_invalidate_boundary (GimpDrawable *drawable);
void gimp_drawable_get_active_components (const GimpDrawable *drawable,
gboolean *active);
GimpComponentMask gimp_drawable_get_active_mask (const GimpDrawable *drawable);
void gimp_drawable_convert_type (GimpDrawable *drawable,
GimpImage *dest_image,

View File

@ -2224,6 +2224,37 @@ gimp_image_get_active_array (const GimpImage *image,
components[i] = private->active[i];
}
GimpComponentMask
gimp_image_get_active_mask (const GimpImage *image)
{
GimpImagePrivate *private;
GimpComponentMask mask = 0;
g_return_val_if_fail (GIMP_IS_IMAGE (image), 0);
private = GIMP_IMAGE_GET_PRIVATE (image);
switch (gimp_image_base_type (image))
{
case GIMP_RGB:
mask |= (private->active[RED]) ? GIMP_COMPONENT_RED : 0;
mask |= (private->active[GREEN]) ? GIMP_COMPONENT_GREEN : 0;
mask |= (private->active[BLUE]) ? GIMP_COMPONENT_BLUE : 0;
mask |= (private->active[ALPHA]) ? GIMP_COMPONENT_ALPHA : 0;
break;
case GIMP_GRAY:
case GIMP_INDEXED:
mask |= (private->active[GRAY]) ? GIMP_COMPONENT_RED : 0;
mask |= (private->active[GRAY]) ? GIMP_COMPONENT_GREEN : 0;
mask |= (private->active[GRAY]) ? GIMP_COMPONENT_BLUE : 0;
mask |= (private->active[ALPHA]) ? GIMP_COMPONENT_ALPHA : 0;
break;
}
return mask;
}
void
gimp_image_set_component_visible (GimpImage *image,
GimpChannelType channel,

View File

@ -202,6 +202,7 @@ gboolean gimp_image_get_component_active (const GimpImage *image,
GimpChannelType type);
void gimp_image_get_active_array (const GimpImage *image,
gboolean *components);
GimpComponentMask gimp_image_get_active_mask (const GimpImage *image);
void gimp_image_set_component_visible (GimpImage *image,
GimpChannelType type,

View File

@ -163,6 +163,8 @@ static void gimp_layer_convert_type (GimpDrawable *drawable,
static void gimp_layer_invalidate_boundary (GimpDrawable *drawable);
static void gimp_layer_get_active_components (const GimpDrawable *drawable,
gboolean *active);
static GimpComponentMask
gimp_layer_get_active_mask (const GimpDrawable *drawable);
static gdouble gimp_layer_get_opacity_at (GimpPickable *pickable,
gint x,
@ -305,6 +307,7 @@ gimp_layer_class_init (GimpLayerClass *klass)
drawable_class->convert_type = gimp_layer_convert_type;
drawable_class->invalidate_boundary = gimp_layer_invalidate_boundary;
drawable_class->get_active_components = gimp_layer_get_active_components;
drawable_class->get_active_mask = gimp_layer_get_active_mask;
drawable_class->project_region = gimp_layer_project_region;
klass->opacity_changed = NULL;
@ -999,6 +1002,19 @@ gimp_layer_get_active_components (const GimpDrawable *drawable,
active[babl_format_get_n_components (format) - 1] = FALSE;
}
static GimpComponentMask
gimp_layer_get_active_mask (const GimpDrawable *drawable)
{
GimpLayer *layer = GIMP_LAYER (drawable);
GimpImage *image = gimp_item_get_image (GIMP_ITEM (drawable));
GimpComponentMask mask = gimp_image_get_active_mask (image);
if (gimp_drawable_has_alpha (drawable) && layer->lock_alpha)
mask &= ~GIMP_COMPONENT_ALPHA;
return mask;
}
static gdouble
gimp_layer_get_opacity_at (GimpPickable *pickable,
gint x,

View File

@ -70,6 +70,8 @@ libappgegl_a_sources = \
gimpoperationgrow.h \
gimpoperationhistogramsink.c \
gimpoperationhistogramsink.h \
gimpoperationmaskcomponents.c \
gimpoperationmaskcomponents.h \
gimpoperationsetalpha.c \
gimpoperationsetalpha.h \
gimpoperationshapeburst.c \

View File

@ -116,7 +116,8 @@ gimp_gegl_create_apply_buffer_node (GeglBuffer *buffer,
gint mask_offset_x,
gint mask_offset_y,
gdouble opacity,
GimpLayerModeEffects mode)
GimpLayerModeEffects mode,
GimpComponentMask affect)
{
GeglNode *node;
@ -131,10 +132,6 @@ gimp_gegl_create_apply_buffer_node (GeglBuffer *buffer,
node = gegl_node_new ();
buffer_source = gimp_gegl_add_buffer_source (node, buffer,
buffer_offset_x,
buffer_offset_y);
input = gegl_node_get_input_proxy (node, "input");
if (src_offset_x != 0 || src_offset_y != 0)
@ -169,6 +166,21 @@ gimp_gegl_create_apply_buffer_node (GeglBuffer *buffer,
output = translate;
}
if (affect == 0)
{
/* nothing to do, pass through */
gegl_node_connect_to (input, "output",
output, "input");
return node;
}
buffer_source = gimp_gegl_add_buffer_source (node, buffer,
buffer_offset_x,
buffer_offset_y);
if (mask)
mask_source = gimp_gegl_add_buffer_source (node, mask,
mask_offset_x,
@ -235,8 +247,28 @@ gimp_gegl_create_apply_buffer_node (GeglBuffer *buffer,
gegl_node_connect_to (input, "output",
mode_node, "input");
gegl_node_connect_to (mode_node, "output",
output, "input");
if (affect == GIMP_COMPONENT_ALL)
{
gegl_node_connect_to (mode_node, "output",
output, "input");
}
else
{
GeglNode *affect_node;
affect_node = gegl_node_new_child (node,
"operation", "gimp:mask-components",
"mask", affect,
NULL);
gegl_node_connect_to (input, "output",
affect_node, "input");
gegl_node_connect_to (mode_node, "output",
affect_node, "aux");
gegl_node_connect_to (affect_node, "output",
output, "input");
}
return node;
}

View File

@ -38,7 +38,8 @@ GeglNode * gimp_gegl_create_apply_buffer_node (GeglBuffer *buffer,
gint mask_offset_x,
gint mask_offset_y,
gdouble opacity,
GimpLayerModeEffects mode);
GimpLayerModeEffects mode,
GimpComponentMask affect);
GeglNode * gimp_gegl_add_buffer_source (GeglNode *parent,
GeglBuffer *buffer,

View File

@ -33,6 +33,7 @@ typedef struct _GimpOperationCageTransform GimpOperationCageTransform;
typedef struct _GimpOperationEqualize GimpOperationEqualize;
typedef struct _GimpOperationGrow GimpOperationGrow;
typedef struct _GimpOperationHistogramSink GimpOperationHistogramSink;
typedef struct _GimpOperationMaskComponents GimpOperationMaskComponents;
typedef struct _GimpOperationSetAlpha GimpOperationSetAlpha;
typedef struct _GimpOperationShapeburst GimpOperationShapeburst;
typedef struct _GimpOperationShrink GimpOperationShrink;

View File

@ -39,6 +39,7 @@
#include "gimpoperationequalize.h"
#include "gimpoperationgrow.h"
#include "gimpoperationhistogramsink.h"
#include "gimpoperationmaskcomponents.h"
#include "gimpoperationsetalpha.h"
#include "gimpoperationshapeburst.h"
#include "gimpoperationshrink.h"
@ -120,6 +121,7 @@ gimp_gegl_init (Gimp *gimp)
g_type_class_ref (GIMP_TYPE_OPERATION_EQUALIZE);
g_type_class_ref (GIMP_TYPE_OPERATION_GROW);
g_type_class_ref (GIMP_TYPE_OPERATION_HISTOGRAM_SINK);
g_type_class_ref (GIMP_TYPE_OPERATION_MASK_COMPONENTS);
g_type_class_ref (GIMP_TYPE_OPERATION_SET_ALPHA);
g_type_class_ref (GIMP_TYPE_OPERATION_SHAPEBURST);
g_type_class_ref (GIMP_TYPE_OPERATION_SHRINK);

View File

@ -0,0 +1,173 @@
/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpoperationmaskcomponents.c
* Copyright (C) 2012 Michael Natterer <mitch@gimp.org>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gegl.h>
#include "gimp-gegl-types.h"
#include "gimpoperationmaskcomponents.h"
enum
{
PROP_0,
PROP_MASK
};
static void gimp_operation_mask_components_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void gimp_operation_mask_components_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_operation_mask_components_prepare (GeglOperation *operation);
static gboolean gimp_operation_mask_components_process (GeglOperation *operation,
void *in_buf,
void *aux_buf,
void *out_buf,
glong samples,
const GeglRectangle *roi,
gint level);
G_DEFINE_TYPE (GimpOperationMaskComponents, gimp_operation_mask_components,
GEGL_TYPE_OPERATION_POINT_COMPOSER)
#define parent_class gimp_operation_mask_components_parent_class
static void
gimp_operation_mask_components_class_init (GimpOperationMaskComponentsClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GeglOperationClass *operation_class = GEGL_OPERATION_CLASS (klass);
GeglOperationPointComposerClass *point_class = GEGL_OPERATION_POINT_COMPOSER_CLASS (klass);
object_class->set_property = gimp_operation_mask_components_set_property;
object_class->get_property = gimp_operation_mask_components_get_property;
gegl_operation_class_set_keys (operation_class,
"name", "gimp:mask-components",
"categories", "gimp",
"description", "Selectively pick components from src or aux",
NULL);
operation_class->prepare = gimp_operation_mask_components_prepare;
point_class->process = gimp_operation_mask_components_process;
g_object_class_install_property (object_class, PROP_MASK,
g_param_spec_flags ("mask",
"Mask",
"The component mask",
GIMP_TYPE_COMPONENT_MASK,
GIMP_COMPONENT_ALL,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT));
}
static void
gimp_operation_mask_components_init (GimpOperationMaskComponents *self)
{
}
static void
gimp_operation_mask_components_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpOperationMaskComponents *self = GIMP_OPERATION_MASK_COMPONENTS (object);
switch (property_id)
{
case PROP_MASK:
g_value_set_flags (value, self->mask);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_operation_mask_components_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpOperationMaskComponents *self = GIMP_OPERATION_MASK_COMPONENTS (object);
switch (property_id)
{
case PROP_MASK:
self->mask = g_value_get_flags (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_operation_mask_components_prepare (GeglOperation *operation)
{
gegl_operation_set_format (operation, "input", babl_format ("RGBA float"));
gegl_operation_set_format (operation, "aux", babl_format ("RGBA float"));
gegl_operation_set_format (operation, "output", babl_format ("RGBA float"));
}
static gboolean
gimp_operation_mask_components_process (GeglOperation *operation,
void *in_buf,
void *aux_buf,
void *out_buf,
glong samples,
const GeglRectangle *roi,
gint level)
{
GimpOperationMaskComponents *self = GIMP_OPERATION_MASK_COMPONENTS (operation);
gfloat *src = in_buf;
gfloat *aux = aux_buf;
gfloat *dest = out_buf;
GimpComponentMask mask = self->mask;
while (samples--)
{
dest[RED] = (mask & GIMP_COMPONENT_RED) ? aux[RED] : src[RED];
dest[GREEN] = (mask & GIMP_COMPONENT_GREEN) ? aux[GREEN] : src[GREEN];
dest[BLUE] = (mask & GIMP_COMPONENT_BLUE) ? aux[BLUE] : src[BLUE];
dest[ALPHA] = (mask & GIMP_COMPONENT_ALPHA) ? aux[ALPHA] : src[ALPHA];
src += 4;
aux += 4;
dest += 4;
}
return TRUE;
}

View File

@ -0,0 +1,53 @@
/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpoperationmaskcomponents.h
* Copyright (C) 2012 Michael Natterer <mitch@gimp.org>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __GIMP_OPERATION_MASK_COMPONENTS_H__
#define __GIMP_OPERATION_MASK_COMPONENTS_H__
#include <gegl-plugin.h>
#define GIMP_TYPE_OPERATION_MASK_COMPONENTS (gimp_operation_mask_components_get_type ())
#define GIMP_OPERATION_MASK_COMPONENTS(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_OPERATION_MASK_COMPONENTS, GimpOperationMaskComponents))
#define GIMP_OPERATION_MASK_COMPONENTS_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_OPERATION_MASK_COMPONENTS, GimpOperationMaskComponentsClass))
#define GIMP_IS_OPERATION_MASK_COMPONENTS(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_OPERATION_MASK_COMPONENTS))
#define GIMP_IS_OPERATION_MASK_COMPONENTS_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_OPERATION_MASK_COMPONENTS))
#define GIMP_OPERATION_MASK_COMPONENTS_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_OPERATION_MASK_COMPONENTS, GimpOperationMaskComponentsClass))
typedef struct _GimpOperationMaskComponentsClass GimpOperationMaskComponentsClass;
struct _GimpOperationMaskComponents
{
GeglOperationPointComposer parent_instance;
GimpComponentMask mask;
};
struct _GimpOperationMaskComponentsClass
{
GeglOperationPointComposerClass parent_class;
};
GType gimp_operation_mask_components_get_type (void) G_GNUC_CONST;
#endif /* __GIMP_OPERATION_MASK_COMPONENTS_H__ */