539927ebfa
which is just a #define to g_assert for now, but can now easily be turned into something that does some nicer debugging using our new stack trace infrastructure. This commit also reverts all constructed() functions to use assert again.
305 lines
8.2 KiB
C
305 lines
8.2 KiB
C
/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* gimpbrushcache.c
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* Copyright (C) 2011 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 <http://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 "core-types.h"
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#include "gimpbrushcache.h"
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#include "gimp-log.h"
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#include "gimp-intl.h"
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#define MAX_CACHED_DATA 20
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enum
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{
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PROP_0,
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PROP_DATA_DESTROY
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};
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typedef struct _GimpBrushCacheUnit GimpBrushCacheUnit;
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struct _GimpBrushCacheUnit
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{
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gpointer data;
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gint width;
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gint height;
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gdouble scale;
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gdouble aspect_ratio;
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gdouble angle;
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gboolean reflect;
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gdouble hardness;
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GeglNode *op;
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};
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static void gimp_brush_cache_constructed (GObject *object);
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static void gimp_brush_cache_finalize (GObject *object);
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static void gimp_brush_cache_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 gimp_brush_cache_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 (GimpBrushCache, gimp_brush_cache, GIMP_TYPE_OBJECT)
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#define parent_class gimp_brush_cache_parent_class
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static void
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gimp_brush_cache_class_init (GimpBrushCacheClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->constructed = gimp_brush_cache_constructed;
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object_class->finalize = gimp_brush_cache_finalize;
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object_class->set_property = gimp_brush_cache_set_property;
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object_class->get_property = gimp_brush_cache_get_property;
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g_object_class_install_property (object_class, PROP_DATA_DESTROY,
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g_param_spec_pointer ("data-destroy",
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NULL, NULL,
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GIMP_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY));
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}
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static void
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gimp_brush_cache_init (GimpBrushCache *brush)
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{
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}
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static void
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gimp_brush_cache_constructed (GObject *object)
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{
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GimpBrushCache *cache = GIMP_BRUSH_CACHE (object);
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G_OBJECT_CLASS (parent_class)->constructed (object);
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gimp_assert (cache->data_destroy != NULL);
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}
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static void
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gimp_brush_cache_finalize (GObject *object)
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{
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GimpBrushCache *cache = GIMP_BRUSH_CACHE (object);
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gimp_brush_cache_clear (cache);
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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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gimp_brush_cache_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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GimpBrushCache *cache = GIMP_BRUSH_CACHE (object);
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switch (property_id)
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{
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case PROP_DATA_DESTROY:
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cache->data_destroy = g_value_get_pointer (value);
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break;
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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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gimp_brush_cache_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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GimpBrushCache *cache = GIMP_BRUSH_CACHE (object);
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switch (property_id)
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{
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case PROP_DATA_DESTROY:
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g_value_set_pointer (value, cache->data_destroy);
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break;
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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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/* public functions */
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GimpBrushCache *
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gimp_brush_cache_new (GDestroyNotify data_destroy,
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gchar debug_hit,
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gchar debug_miss)
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{
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GimpBrushCache *cache;
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g_return_val_if_fail (data_destroy != NULL, NULL);
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cache = g_object_new (GIMP_TYPE_BRUSH_CACHE,
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"data-destroy", data_destroy,
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NULL);
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cache->debug_hit = debug_hit;
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cache->debug_miss = debug_miss;
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return cache;
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}
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void
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gimp_brush_cache_clear (GimpBrushCache *cache)
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{
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g_return_if_fail (GIMP_IS_BRUSH_CACHE (cache));
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if (cache->cached_units)
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{
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GList *iter;
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for (iter = cache->cached_units; iter; iter = g_list_next (iter))
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{
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GimpBrushCacheUnit *unit = iter->data;
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cache->data_destroy (unit->data);
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}
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g_list_free_full (cache->cached_units, g_free);
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cache->cached_units = NULL;
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}
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}
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gconstpointer
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gimp_brush_cache_get (GimpBrushCache *cache,
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GeglNode *op,
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gint width,
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gint height,
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gdouble scale,
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gdouble aspect_ratio,
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gdouble angle,
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gboolean reflect,
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gdouble hardness)
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{
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GList *iter;
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g_return_val_if_fail (GIMP_IS_BRUSH_CACHE (cache), NULL);
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for (iter = cache->cached_units; iter; iter = g_list_next (iter))
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{
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GimpBrushCacheUnit *unit = iter->data;
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if (unit->data &&
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unit->width == width &&
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unit->height == height &&
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unit->scale == scale &&
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unit->aspect_ratio == aspect_ratio &&
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unit->angle == angle &&
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unit->reflect == reflect &&
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unit->hardness == hardness &&
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unit->op == op)
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{
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if (gimp_log_flags & GIMP_LOG_BRUSH_CACHE)
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g_printerr ("%c", cache->debug_hit);
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/* Make the returned cached brush first in the list. */
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cache->cached_units = g_list_remove_link (cache->cached_units, iter);
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iter->next = cache->cached_units;
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if (cache->cached_units)
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cache->cached_units->prev = iter;
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cache->cached_units = iter;
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return (gconstpointer) unit->data;
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}
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}
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if (gimp_log_flags & GIMP_LOG_BRUSH_CACHE)
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g_printerr ("%c", cache->debug_miss);
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return NULL;
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}
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void
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gimp_brush_cache_add (GimpBrushCache *cache,
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gpointer data,
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GeglNode *op,
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gint width,
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gint height,
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gdouble scale,
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gdouble aspect_ratio,
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gdouble angle,
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gboolean reflect,
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gdouble hardness)
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{
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GList *iter;
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GimpBrushCacheUnit *unit;
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GList *last = NULL;
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gint length = 0;
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g_return_if_fail (GIMP_IS_BRUSH_CACHE (cache));
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g_return_if_fail (data != NULL);
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for (iter = cache->cached_units; iter; iter = g_list_next (iter))
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{
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unit = iter->data;
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if (data == unit->data)
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return;
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length++;
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last = iter;
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}
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if (length > MAX_CACHED_DATA)
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{
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unit = last->data;
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cache->data_destroy (unit->data);
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cache->cached_units = g_list_delete_link (cache->cached_units, last);
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g_free (unit);
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}
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unit = g_new0 (GimpBrushCacheUnit, 1);
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unit->data = data;
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unit->width = width;
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unit->height = height;
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unit->scale = scale;
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unit->aspect_ratio = aspect_ratio;
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unit->angle = angle;
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unit->reflect = reflect;
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unit->hardness = hardness;
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unit->op = op;
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cache->cached_units = g_list_prepend (cache->cached_units, unit);
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}
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