654 lines
19 KiB
C
654 lines
19 KiB
C
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/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* pikaapplicator.c
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* Copyright (C) 2012-2013 Michael Natterer <mitch@gimp.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gegl.h>
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#include "pika-gegl-types.h"
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#include "pika-gegl-nodes.h"
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#include "pikaapplicator.h"
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static void pika_applicator_finalize (GObject *object);
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static void pika_applicator_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec);
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static void pika_applicator_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec);
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G_DEFINE_TYPE (PikaApplicator, pika_applicator, G_TYPE_OBJECT)
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#define parent_class pika_applicator_parent_class
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static void
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pika_applicator_class_init (PikaApplicatorClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->finalize = pika_applicator_finalize;
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object_class->set_property = pika_applicator_set_property;
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object_class->get_property = pika_applicator_get_property;
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}
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static void
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pika_applicator_init (PikaApplicator *applicator)
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{
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applicator->active = TRUE;
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applicator->opacity = 1.0;
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applicator->paint_mode = PIKA_LAYER_MODE_NORMAL;
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applicator->blend_space = PIKA_LAYER_COLOR_SPACE_AUTO;
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applicator->composite_space = PIKA_LAYER_COLOR_SPACE_AUTO;
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applicator->composite_mode = PIKA_LAYER_COMPOSITE_AUTO;
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applicator->affect = PIKA_COMPONENT_MASK_ALL;
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}
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static void
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pika_applicator_finalize (GObject *object)
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{
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PikaApplicator *applicator = PIKA_APPLICATOR (object);
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g_clear_object (&applicator->node);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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static void
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pika_applicator_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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switch (property_id)
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{
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static void
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pika_applicator_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec)
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{
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switch (property_id)
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{
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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PikaApplicator *
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pika_applicator_new (GeglNode *parent)
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{
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PikaApplicator *applicator;
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g_return_val_if_fail (parent == NULL || GEGL_IS_NODE (parent), NULL);
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applicator = g_object_new (PIKA_TYPE_APPLICATOR, NULL);
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if (parent)
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applicator->node = g_object_ref (parent);
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else
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applicator->node = gegl_node_new ();
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applicator->input_node =
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gegl_node_get_input_proxy (applicator->node, "input");
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applicator->aux_node =
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gegl_node_get_input_proxy (applicator->node, "aux");
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applicator->output_node =
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gegl_node_get_output_proxy (applicator->node, "output");
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applicator->mode_node = gegl_node_new_child (applicator->node,
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"operation", "pika:normal",
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NULL);
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pika_gegl_mode_node_set_mode (applicator->mode_node,
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applicator->paint_mode,
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applicator->blend_space,
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applicator->composite_space,
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applicator->composite_mode);
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pika_gegl_mode_node_set_opacity (applicator->mode_node,
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applicator->opacity);
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gegl_node_link (applicator->input_node, applicator->mode_node);
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applicator->apply_offset_node =
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gegl_node_new_child (applicator->node,
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"operation", "gegl:translate",
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NULL);
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gegl_node_link_many (applicator->aux_node,
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applicator->apply_offset_node,
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NULL);
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gegl_node_connect (applicator->apply_offset_node, "output",
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applicator->mode_node, "aux");
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applicator->mask_node =
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gegl_node_new_child (applicator->node,
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"operation", "gegl:buffer-source",
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NULL);
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applicator->mask_offset_node =
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gegl_node_new_child (applicator->node,
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"operation", "gegl:translate",
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NULL);
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gegl_node_link (applicator->mask_node, applicator->mask_offset_node);
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/* don't connect the the mask offset node to mode's aux2 yet */
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applicator->affect_node =
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gegl_node_new_child (applicator->node,
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"operation", "pika:mask-components",
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"mask", applicator->affect,
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NULL);
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applicator->convert_format_node =
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gegl_node_new_child (applicator->node,
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"operation", "gegl:nop",
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NULL);
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applicator->cache_node =
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gegl_node_new_child (applicator->node,
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"operation", "gegl:nop",
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NULL);
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applicator->crop_node =
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gegl_node_new_child (applicator->node,
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"operation", "gegl:nop",
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NULL);
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gegl_node_link_many (applicator->input_node,
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applicator->affect_node,
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applicator->convert_format_node,
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applicator->cache_node,
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applicator->crop_node,
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applicator->output_node,
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NULL);
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gegl_node_connect (applicator->mode_node, "output",
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applicator->affect_node, "aux");
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return applicator;
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}
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void
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pika_applicator_set_active (PikaApplicator *applicator,
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gboolean active)
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{
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g_return_if_fail (PIKA_IS_APPLICATOR (applicator));
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if (active != applicator->active)
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{
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applicator->active = active;
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if (active)
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gegl_node_link (applicator->crop_node, applicator->output_node);
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else
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gegl_node_link (applicator->input_node, applicator->output_node);
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}
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}
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void
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pika_applicator_set_src_buffer (PikaApplicator *applicator,
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GeglBuffer *src_buffer)
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{
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g_return_if_fail (PIKA_IS_APPLICATOR (applicator));
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g_return_if_fail (src_buffer == NULL || GEGL_IS_BUFFER (src_buffer));
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if (src_buffer == applicator->src_buffer)
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return;
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if (src_buffer)
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{
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if (! applicator->src_node)
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{
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applicator->src_node =
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gegl_node_new_child (applicator->node,
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"operation", "gegl:buffer-source",
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"buffer", src_buffer,
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NULL);
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}
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else
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{
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gegl_node_set (applicator->src_node,
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"buffer", src_buffer,
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NULL);
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}
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if (! applicator->src_buffer)
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gegl_node_link (applicator->src_node, applicator->input_node);
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}
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else if (applicator->src_buffer)
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{
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gegl_node_disconnect (applicator->input_node, "input");
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gegl_node_set (applicator->src_node,
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"buffer", NULL,
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NULL);
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}
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applicator->src_buffer = src_buffer;
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}
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void
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pika_applicator_set_dest_buffer (PikaApplicator *applicator,
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GeglBuffer *dest_buffer)
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{
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g_return_if_fail (PIKA_IS_APPLICATOR (applicator));
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g_return_if_fail (dest_buffer == NULL || GEGL_IS_BUFFER (dest_buffer));
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if (dest_buffer == applicator->dest_buffer)
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return;
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if (dest_buffer)
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{
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if (! applicator->dest_node)
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{
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applicator->dest_node =
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gegl_node_new_child (applicator->node,
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"operation", "gegl:write-buffer",
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"buffer", dest_buffer,
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NULL);
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}
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else
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{
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gegl_node_set (applicator->dest_node,
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"buffer", dest_buffer,
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NULL);
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}
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if (! applicator->dest_buffer)
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gegl_node_link (applicator->affect_node, applicator->dest_node);
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}
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else if (applicator->dest_buffer)
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{
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gegl_node_disconnect (applicator->dest_node, "input");
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gegl_node_set (applicator->dest_node,
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"buffer", NULL,
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NULL);
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}
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applicator->dest_buffer = dest_buffer;
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}
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void
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pika_applicator_set_mask_buffer (PikaApplicator *applicator,
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GeglBuffer *mask_buffer)
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{
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g_return_if_fail (PIKA_IS_APPLICATOR (applicator));
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g_return_if_fail (mask_buffer == NULL || GEGL_IS_BUFFER (mask_buffer));
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if (applicator->mask_buffer == mask_buffer)
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return;
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gegl_node_set (applicator->mask_node,
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"buffer", mask_buffer,
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NULL);
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if (mask_buffer)
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{
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gegl_node_connect (applicator->mask_offset_node, "output",
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applicator->mode_node, "aux2");
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}
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else
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{
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gegl_node_disconnect (applicator->mode_node, "aux2");
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}
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applicator->mask_buffer = mask_buffer;
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}
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void
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pika_applicator_set_mask_offset (PikaApplicator *applicator,
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gint mask_offset_x,
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gint mask_offset_y)
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{
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g_return_if_fail (PIKA_IS_APPLICATOR (applicator));
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if (applicator->mask_offset_x != mask_offset_x ||
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applicator->mask_offset_y != mask_offset_y)
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{
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applicator->mask_offset_x = mask_offset_x;
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applicator->mask_offset_y = mask_offset_y;
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gegl_node_set (applicator->mask_offset_node,
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"x", (gdouble) mask_offset_x,
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"y", (gdouble) mask_offset_y,
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NULL);
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}
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}
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void
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pika_applicator_set_apply_buffer (PikaApplicator *applicator,
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GeglBuffer *apply_buffer)
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{
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g_return_if_fail (PIKA_IS_APPLICATOR (applicator));
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g_return_if_fail (apply_buffer == NULL || GEGL_IS_BUFFER (apply_buffer));
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if (apply_buffer == applicator->apply_buffer)
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return;
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if (apply_buffer)
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{
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if (! applicator->apply_src_node)
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{
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applicator->apply_src_node =
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gegl_node_new_child (applicator->node,
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"operation", "gegl:buffer-source",
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"buffer", apply_buffer,
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NULL);
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}
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else
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{
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gegl_node_set (applicator->apply_src_node,
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"buffer", apply_buffer,
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NULL);
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}
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if (! applicator->apply_buffer)
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{
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gegl_node_connect (applicator->apply_src_node, "output",
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applicator->apply_offset_node, "input");
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}
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}
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else if (applicator->apply_buffer)
|
||
|
|
{
|
||
|
|
gegl_node_link (applicator->aux_node, applicator->apply_offset_node);
|
||
|
|
}
|
||
|
|
|
||
|
|
applicator->apply_buffer = apply_buffer;
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pika_applicator_set_apply_offset (PikaApplicator *applicator,
|
||
|
|
gint apply_offset_x,
|
||
|
|
gint apply_offset_y)
|
||
|
|
{
|
||
|
|
g_return_if_fail (PIKA_IS_APPLICATOR (applicator));
|
||
|
|
|
||
|
|
if (applicator->apply_offset_x != apply_offset_x ||
|
||
|
|
applicator->apply_offset_y != apply_offset_y)
|
||
|
|
{
|
||
|
|
applicator->apply_offset_x = apply_offset_x;
|
||
|
|
applicator->apply_offset_y = apply_offset_y;
|
||
|
|
|
||
|
|
gegl_node_set (applicator->apply_offset_node,
|
||
|
|
"x", (gdouble) apply_offset_x,
|
||
|
|
"y", (gdouble) apply_offset_y,
|
||
|
|
NULL);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pika_applicator_set_opacity (PikaApplicator *applicator,
|
||
|
|
gdouble opacity)
|
||
|
|
{
|
||
|
|
g_return_if_fail (PIKA_IS_APPLICATOR (applicator));
|
||
|
|
|
||
|
|
if (applicator->opacity != opacity)
|
||
|
|
{
|
||
|
|
applicator->opacity = opacity;
|
||
|
|
|
||
|
|
pika_gegl_mode_node_set_opacity (applicator->mode_node,
|
||
|
|
opacity);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pika_applicator_set_mode (PikaApplicator *applicator,
|
||
|
|
PikaLayerMode paint_mode,
|
||
|
|
PikaLayerColorSpace blend_space,
|
||
|
|
PikaLayerColorSpace composite_space,
|
||
|
|
PikaLayerCompositeMode composite_mode)
|
||
|
|
{
|
||
|
|
g_return_if_fail (PIKA_IS_APPLICATOR (applicator));
|
||
|
|
|
||
|
|
if (applicator->paint_mode != paint_mode ||
|
||
|
|
applicator->blend_space != blend_space ||
|
||
|
|
applicator->composite_space != composite_space ||
|
||
|
|
applicator->composite_mode != composite_mode)
|
||
|
|
{
|
||
|
|
applicator->paint_mode = paint_mode;
|
||
|
|
applicator->blend_space = blend_space;
|
||
|
|
applicator->composite_space = composite_space;
|
||
|
|
applicator->composite_mode = composite_mode;
|
||
|
|
|
||
|
|
pika_gegl_mode_node_set_mode (applicator->mode_node,
|
||
|
|
paint_mode, blend_space,
|
||
|
|
composite_space, composite_mode);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pika_applicator_set_affect (PikaApplicator *applicator,
|
||
|
|
PikaComponentMask affect)
|
||
|
|
{
|
||
|
|
g_return_if_fail (PIKA_IS_APPLICATOR (applicator));
|
||
|
|
|
||
|
|
if (applicator->affect != affect)
|
||
|
|
{
|
||
|
|
applicator->affect = affect;
|
||
|
|
|
||
|
|
gegl_node_set (applicator->affect_node,
|
||
|
|
"mask", affect,
|
||
|
|
NULL);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pika_applicator_set_output_format (PikaApplicator *applicator,
|
||
|
|
const Babl *format)
|
||
|
|
{
|
||
|
|
g_return_if_fail (PIKA_IS_APPLICATOR (applicator));
|
||
|
|
|
||
|
|
if (applicator->output_format != format)
|
||
|
|
{
|
||
|
|
if (format)
|
||
|
|
{
|
||
|
|
if (! applicator->output_format)
|
||
|
|
{
|
||
|
|
gegl_node_set (applicator->convert_format_node,
|
||
|
|
"operation", "gegl:convert-format",
|
||
|
|
"format", format,
|
||
|
|
NULL);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
gegl_node_set (applicator->convert_format_node,
|
||
|
|
"format", format,
|
||
|
|
NULL);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
gegl_node_set (applicator->convert_format_node,
|
||
|
|
"operation", "gegl:nop",
|
||
|
|
NULL);
|
||
|
|
}
|
||
|
|
|
||
|
|
applicator->output_format = format;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
const Babl *
|
||
|
|
pika_applicator_get_output_format (PikaApplicator *applicator)
|
||
|
|
{
|
||
|
|
g_return_val_if_fail (PIKA_IS_APPLICATOR (applicator), NULL);
|
||
|
|
|
||
|
|
return applicator->output_format;
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pika_applicator_set_cache (PikaApplicator *applicator,
|
||
|
|
gboolean enable)
|
||
|
|
{
|
||
|
|
g_return_if_fail (PIKA_IS_APPLICATOR (applicator));
|
||
|
|
|
||
|
|
if (applicator->cache_enabled != enable)
|
||
|
|
{
|
||
|
|
if (enable)
|
||
|
|
{
|
||
|
|
gegl_node_set (applicator->cache_node,
|
||
|
|
"operation", "gegl:cache",
|
||
|
|
NULL);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
gegl_node_set (applicator->cache_node,
|
||
|
|
"operation", "gegl:nop",
|
||
|
|
NULL);
|
||
|
|
}
|
||
|
|
|
||
|
|
applicator->cache_enabled = enable;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
gboolean
|
||
|
|
pika_applicator_get_cache (PikaApplicator *applicator)
|
||
|
|
{
|
||
|
|
g_return_val_if_fail (PIKA_IS_APPLICATOR (applicator), FALSE);
|
||
|
|
|
||
|
|
return applicator->cache_enabled;
|
||
|
|
}
|
||
|
|
|
||
|
|
gboolean gegl_buffer_list_valid_rectangles (GeglBuffer *buffer,
|
||
|
|
GeglRectangle **rectangles,
|
||
|
|
gint *n_rectangles);
|
||
|
|
|
||
|
|
GeglBuffer *
|
||
|
|
pika_applicator_get_cache_buffer (PikaApplicator *applicator,
|
||
|
|
GeglRectangle **rectangles,
|
||
|
|
gint *n_rectangles)
|
||
|
|
{
|
||
|
|
g_return_val_if_fail (PIKA_IS_APPLICATOR (applicator), NULL);
|
||
|
|
g_return_val_if_fail (rectangles != NULL, NULL);
|
||
|
|
g_return_val_if_fail (n_rectangles != NULL, NULL);
|
||
|
|
|
||
|
|
if (applicator->cache_enabled)
|
||
|
|
{
|
||
|
|
GeglBuffer *cache;
|
||
|
|
|
||
|
|
gegl_node_get (applicator->cache_node,
|
||
|
|
"cache", &cache,
|
||
|
|
NULL);
|
||
|
|
|
||
|
|
if (cache)
|
||
|
|
{
|
||
|
|
if (gegl_buffer_list_valid_rectangles (cache,
|
||
|
|
rectangles, n_rectangles))
|
||
|
|
{
|
||
|
|
return cache;
|
||
|
|
}
|
||
|
|
|
||
|
|
g_object_unref (cache);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pika_applicator_set_crop (PikaApplicator *applicator,
|
||
|
|
const GeglRectangle *rect)
|
||
|
|
{
|
||
|
|
g_return_if_fail (PIKA_IS_APPLICATOR (applicator));
|
||
|
|
|
||
|
|
if (applicator->crop_enabled != (rect != NULL) ||
|
||
|
|
(rect && ! gegl_rectangle_equal (&applicator->crop_rect, rect)))
|
||
|
|
{
|
||
|
|
if (rect)
|
||
|
|
{
|
||
|
|
if (! applicator->crop_enabled)
|
||
|
|
{
|
||
|
|
gegl_node_set (applicator->crop_node,
|
||
|
|
"operation", "pika:compose-crop",
|
||
|
|
"x", rect->x,
|
||
|
|
"y", rect->y,
|
||
|
|
"width", rect->width,
|
||
|
|
"height", rect->height,
|
||
|
|
NULL);
|
||
|
|
|
||
|
|
gegl_node_connect (applicator->input_node, "output",
|
||
|
|
applicator->crop_node, "aux");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
gegl_node_set (applicator->crop_node,
|
||
|
|
"x", rect->x,
|
||
|
|
"y", rect->y,
|
||
|
|
"width", rect->width,
|
||
|
|
"height", rect->height,
|
||
|
|
NULL);
|
||
|
|
}
|
||
|
|
|
||
|
|
applicator->crop_enabled = TRUE;
|
||
|
|
applicator->crop_rect = *rect;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
gegl_node_disconnect (applicator->crop_node, "aux");
|
||
|
|
gegl_node_set (applicator->crop_node,
|
||
|
|
"operation", "gegl:nop",
|
||
|
|
NULL);
|
||
|
|
|
||
|
|
applicator->crop_enabled = FALSE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
const GeglRectangle *
|
||
|
|
pika_applicator_get_crop (PikaApplicator *applicator)
|
||
|
|
{
|
||
|
|
g_return_val_if_fail (PIKA_IS_APPLICATOR (applicator), NULL);
|
||
|
|
|
||
|
|
if (applicator->crop_enabled)
|
||
|
|
return &applicator->crop_rect;
|
||
|
|
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pika_applicator_blit (PikaApplicator *applicator,
|
||
|
|
const GeglRectangle *rect)
|
||
|
|
{
|
||
|
|
g_return_if_fail (PIKA_IS_APPLICATOR (applicator));
|
||
|
|
|
||
|
|
gegl_node_blit (applicator->dest_node, 1.0, rect,
|
||
|
|
NULL, NULL, 0, GEGL_BLIT_DEFAULT);
|
||
|
|
}
|
