/usr/include/g3d/plugins.h is in libg3d-dev 0.0.8-22.
This file is owned by root:root, with mode 0o644.
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/*
libg3d - 3D object loading library
Copyright (C) 2005-2009 Markus Dahms <mad@automagically.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef __G3D_PLUGINS_H__
#define __G3D_PLUGINS_H__
/**
* SECTION:plugins
* @short_description: G3DPlugin interface
* @see_also: #G3DPlugin
* @include: g3d/plugins.h
*
* Direct interaction with the plugin system is normally not needed when using
* libg3d. It may be required when writing a plugin which should load a
* #G3DImage or a #G3DModel with another plugin.
*/
#include <gmodule.h>
#include <g3d/types.h>
G_BEGIN_DECLS
/**
* G3DPluginType:
* @G3D_PLUGIN_UNKNOWN: unknown plugin type
* @G3D_PLUGIN_IMPORT: model import plugin
* @G3D_PLUGIN_IMAGE: image loading plugin
*
* Type of plugin.
*/
typedef enum {
G3D_PLUGIN_UNKNOWN = 0x00,
G3D_PLUGIN_IMPORT,
G3D_PLUGIN_IMAGE
} G3DPluginType;
/**
* G3DPluginInitFunc:
* @context: the context
*
* Prototype for plugin_init().
*
* Returns: opaque plugin data.
*/
typedef gpointer (* G3DPluginInitFunc)(G3DContext *context);
/**
* G3DPluginCleanupFunc:
* @user_data: opaque plugin data
*
* Prototype for plugin_cleanup().
*/
typedef void (* G3DPluginCleanupFunc)(gpointer user_data);
/**
* G3DPluginLoadModelFunc:
* @context: the context
* @filename: file name of model
* @model: the model structure to fill
* @user_data: opaque plugin data
*
* Prototype for plugin_load_model().
*
* Returns: TRUE on success, FALSE else.
*/
typedef gboolean (* G3DPluginLoadModelFunc)(G3DContext *context,
const gchar *filename, G3DModel *model, gpointer user_data);
/**
* G3DPluginLoadModelFromStreamFunc:
* @context: the context
* @stream: the stream to load from
* @model: the model structure to fill
* @user_data: opaque plugin data
*
* Prototype for plugin_load_model_from_stream().
*
* Returns: TRUE on success, FALSE else.
*/
typedef gboolean (* G3DPluginLoadModelFromStreamFunc)(G3DContext *context,
G3DStream *stream, G3DModel *model, gpointer user_data);
/**
* G3DPluginLoadImageFunc:
* @context: the context
* @filename: file name of image
* @image: image structure to fill
* @user_data: opaque plugin data
*
* Prototype for plugin_load_image().
*
* Returns: TRUE on success, FALSE else.
*/
typedef gboolean (* G3DPluginLoadImageFunc)(G3DContext *context,
const gchar *filename, G3DImage *image, gpointer user_data);
/**
* G3DPluginLoadImageStreamFunc:
* @context: the context
* @stream: the stream to load from
* @image: image structure to fill
* @user_data: opaque plugin data
*
* Prototype for plugin_load_image_from_stream().
*
* Returns: TRUE on success, FALSE else.
*/
typedef gboolean (* G3DPluginLoadImageStreamFunc)(G3DContext *context,
G3DStream *stream, G3DImage *image, gpointer user_data);
/**
* G3DPluginGetDescFunc:
* @context: the context
*
* Prototype for plugin_description().
*
* Returns: a newly-allocated string containing the description of the plugin.
*/
typedef gchar *(* G3DPluginGetDescFunc)(G3DContext *context);
/**
* G3DPluginGetExtFunc:
* @context: the context
*
* Prototype for plugin_extensions().
*
* Returns: NULL-terminated list of file extensions supported by this plugin.
* Free with g_strfreev().
*/
typedef gchar **(* G3DPluginGetExtFunc)(G3DContext *context);
/**
* G3DPlugin:
*
* A libg3d plugin.
*/
struct _G3DPlugin {
/*< private >*/
gchar *name;
gchar *path;
G3DPluginType type;
gchar **extensions;
G3DPluginInitFunc init_func;
G3DPluginCleanupFunc cleanup_func;
G3DPluginLoadModelFunc loadmodel_func;
G3DPluginLoadModelFromStreamFunc loadmodelstream_func;
G3DPluginLoadImageFunc loadimage_func;
G3DPluginLoadImageStreamFunc loadimagestream_func;
G3DPluginGetDescFunc desc_func;
G3DPluginGetExtFunc ext_func;
gpointer user_data;
GModule *module;
};
/**
* g3d_plugins_init:
* @context: a valid #G3DContext
*
* Initializes the plugin system. This is implicitly done when using
* g3d_context_new().
*
* Returns: TRUE on success, FALSE else.
*/
gboolean g3d_plugins_init(G3DContext *context);
/**
* g3d_plugins_cleanup:
* @context: a valid context
*
* Clean up the plugin system. Usually done by g3d_context_free().
*/
void g3d_plugins_cleanup(G3DContext *context);
/**
* g3d_plugins_load_model:
* @context: a valid context
* @filename: file name of model to load
* @model: model structure to fill
*
* Try to load a model from file using import plugins.
*
* Returns: TRUE on success, FALSE else.
*/
gboolean g3d_plugins_load_model(G3DContext *context, const gchar *filename,
G3DModel *model);
/**
* g3d_plugins_load_model_from_stream:
* @context: a valid context
* @stream: stream to load model from
* @model: model structure to fill
*
* Try to load a model from stream using import plugins.
*
* Returns: TRUE on success, FALSE else.
*/
gboolean g3d_plugins_load_model_from_stream(G3DContext *context,
G3DStream *stream, G3DModel *model);
/**
* g3d_plugins_load_image:
* @context: a valid context
* @filename: file name of image to load
* @image: image structure to fill
*
* Try to load an image from file using import plugins.
*
* Returns: TRUE on success, FALSE else.
*/
gboolean g3d_plugins_load_image(G3DContext *context, const gchar *filename,
G3DImage *image);
/**
* g3d_plugins_load_image_from_stream:
* @context: a valid context
* @stream: stream to load image from
* @image: image structure to fill
*
* Try to load an image from stream using import plugins.
*
* Returns: TRUE on success, FALSE else.
*/
gboolean g3d_plugins_load_image_from_stream(G3DContext *context,
G3DStream *stream, G3DImage *image);
/**
* g3d_plugins_get_image_extensions:
* @context: a valid context
*
* Get the supported image type extensions.
*
* Returns: NULL-terminated list of image file extensions supported by this
* plugin. Free with g_strfreev().
*/
gchar **g3d_plugins_get_image_extensions(G3DContext *context);
G_END_DECLS
#endif /* __G3D_PLUGINS_H__ */
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