0a0a59cf7b
GDL planes can be double or triple buffered. Let the user choose between the two modes befored initalizing Clutter.
91 lines
2.7 KiB
C
91 lines
2.7 KiB
C
/*
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* Clutter.
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*
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* An OpenGL based 'interactive canvas' library.
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*
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* Copyright (C) 2010 Intel Corporation
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Authors:
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* Damien Lespiau <damien.lespiau@intel.com>
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*/
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/**
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* SECTION:clutter-cex100
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* @short_description: Intel CE3100, CE4100 Specific API
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*
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* The CEX100 backend for Clutter provides some Intel CE3100/CE4100
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* specific API
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*
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* You need to include
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* <filename class="headerfile"><clutter/egl/clutter-cex100.h></filename>
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* to have access to the functions documented here.
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*/
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#ifndef __CLUTTER_CEX100_H__
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#define __CLUTTER_CEX100_H__
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#include <glib.h>
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#include <@CLUTTER_CEX100_LIBGDL_PREFIX@libgdl.h>
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G_BEGIN_DECLS
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/**
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* clutter_cex100_set_plane:
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* @plane: a GDL plane
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*
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* Intel CE3100 and CE4100 have several planes (frame buffers) and a
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* hardware blender to blend the planes togeteher and produce the final
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* image.
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*
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* clutter_cex100_set_plane() let's you configure the GDL plane where
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* the stage will be drawn. By default Clutter will pick UPP_C
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* (GDL_PLANE_ID_UPP_C).
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*
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* <note>This function has to be called before clutter_init()</note>
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*/
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void clutter_cex100_set_plane (gdl_plane_id_t plane);
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/**
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* ClutterCex100BufferingMode:
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* @CLUTTER_CEX100_DOUBLE_BUFFERING: The GDL plane will be double buffered
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* @CLUTTER_CEX100_TRIPLE_BUFFERING: The GDL plane will be triple buffered
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*
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* Enum passed to clutter_cex100_set_buffering_mode().
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*/
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typedef enum /*< prefix=CLUTTER_CEX100 >*/
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{
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CLUTTER_CEX100_DOUBLE_BUFFERING = 2,
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CLUTTER_CEX100_TRIPLE_BUFFERING = 3
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} ClutterCex100BufferingMode;
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/**
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* clutter_cex100_set_buffering_mode:
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* @mode: a #ClutterCex100BufferingMode
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*
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* Configure the buffering mode of the underlying GDL plane. The GDL
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* surface used by Clutter to draw can be backed up by either one or two
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* back buffers thus being double or triple buffered, respectively.
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*
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* Clutter defaults to #CLUTTER_CEX100_TRIPLE_BUFFERING.
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*
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* <note>This function has to be called before clutter_init()</note>
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*/
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void clutter_cex100_set_buffering_mode (ClutterCex100BufferingMode mode);
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G_END_DECLS
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#endif /* __CLUTTER_CEX100_H__ */
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