68 lines
1.8 KiB
C++
68 lines
1.8 KiB
C++
/*
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SEGMENT.hpp - Segment of the timeline for rendering.
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Copyright (C) Lumiera.org
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2008, Hermann Vosseler <Ichthyostega@web.de>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef MOBJECT_SESSION_SEGMENT_H
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#define MOBJECT_SESSION_SEGMENT_H
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#include <list>
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#include "proc/common.hpp"
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#include "proc/mobject/explicitplacement.hpp"
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using std::list;
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namespace mobject {
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namespace session {
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/**
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* For the purpose of building and rendering, the fixture (for each timeline)
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* is partitioned such that each segment is <i>structurally constant</i>.
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* For each segment there is a RenderGraph (unit of the render engine) which
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* is able to render all ExitNodes for this segment.
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*/
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class Segment
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{
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protected:
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typedef lumiera::Time Time;
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/** begin of this timeline segment. */
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Time start;
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/** duration (span) of this timeline segment. */
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Time length;
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/** relevant MObjects comprising this segment. */
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list<ExplicitPlacement> elements;
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// TODO: actually necessary??
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// TODO: ownership??
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};
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} // namespace mobject::session
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} // namespace mobject
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#endif
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