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Diffstat (limited to 'app/operations/gimpoperationpointfilter.c')
-rw-r--r-- | app/operations/gimpoperationpointfilter.c | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/app/operations/gimpoperationpointfilter.c b/app/operations/gimpoperationpointfilter.c new file mode 100644 index 0000000..b9bfa1d --- /dev/null +++ b/app/operations/gimpoperationpointfilter.c @@ -0,0 +1,131 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * gimpoperationpointfilter.c + * Copyright (C) 2007 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 <https://www.gnu.org/licenses/>. + */ + +#include "config.h" + +#include <gegl.h> + +#include "operations-types.h" + +#include "gimpoperationpointfilter.h" + + +static void gimp_operation_point_filter_finalize (GObject *object); +static void gimp_operation_point_filter_prepare (GeglOperation *operation); + + +G_DEFINE_ABSTRACT_TYPE (GimpOperationPointFilter, gimp_operation_point_filter, + GEGL_TYPE_OPERATION_POINT_FILTER) + +#define parent_class gimp_operation_point_filter_parent_class + + +static void +gimp_operation_point_filter_class_init (GimpOperationPointFilterClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + GeglOperationClass *operation_class = GEGL_OPERATION_CLASS (klass); + + object_class->finalize = gimp_operation_point_filter_finalize; + + operation_class->prepare = gimp_operation_point_filter_prepare; +} + +static void +gimp_operation_point_filter_init (GimpOperationPointFilter *self) +{ +} + +static void +gimp_operation_point_filter_finalize (GObject *object) +{ + GimpOperationPointFilter *self = GIMP_OPERATION_POINT_FILTER (object); + + g_clear_object (&self->config); + + G_OBJECT_CLASS (parent_class)->finalize (object); +} + +void +gimp_operation_point_filter_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec) +{ + GimpOperationPointFilter *self = GIMP_OPERATION_POINT_FILTER (object); + + switch (property_id) + { + case GIMP_OPERATION_POINT_FILTER_PROP_LINEAR: + g_value_set_boolean (value, self->linear); + break; + + case GIMP_OPERATION_POINT_FILTER_PROP_CONFIG: + g_value_set_object (value, self->config); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +void +gimp_operation_point_filter_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec) +{ + GimpOperationPointFilter *self = GIMP_OPERATION_POINT_FILTER (object); + + switch (property_id) + { + case GIMP_OPERATION_POINT_FILTER_PROP_LINEAR: + self->linear = g_value_get_boolean (value); + break; + + case GIMP_OPERATION_POINT_FILTER_PROP_CONFIG: + if (self->config) + g_object_unref (self->config); + self->config = g_value_dup_object (value); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +static void +gimp_operation_point_filter_prepare (GeglOperation *operation) +{ + GimpOperationPointFilter *self = GIMP_OPERATION_POINT_FILTER (operation); + const Babl *space = gegl_operation_get_source_space (operation, + "input"); + const Babl *format; + + if (self->linear) + format = babl_format_with_space ("RGBA float", space); + else + format = babl_format_with_space ("R'G'B'A float", space); + + gegl_operation_set_format (operation, "input", format); + gegl_operation_set_format (operation, "output", format); +} |