77 lines
2.2 KiB
C++
77 lines
2.2 KiB
C++
/*
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CHANNEL-DESCRIPTOR.hpp - Channel / Buffer type representation for the engine
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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
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the 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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/** @file channel-descriptor.hpp
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** Representation of the Media type of a data channel used within the engine.
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**
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** @todo as it stands (11/2011) this file is obsoleted and needs to be refactored,
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** alongside with adapting the node invocation to the new BufferProvider interface.
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**
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** @see nodewiring-def.hpp
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** @see nodeoperation.hpp
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** @see bufftable-obsolete.hpp storage for the buffer table
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** @see engine::RenderInvocation
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*/
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#ifndef ENGINE_CHANNEL_DESCRIPTOR_H
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#define ENGINE_CHANNEL_DESCRIPTOR_H
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#include "lib/error.hpp"
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#include "lib/hash-value.h"
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#include "proc/streamtype.hpp"
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#include "lib/bool-checkable.hpp"
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namespace proc {
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namespace engine {
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namespace error = lumiera::error;
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using error::LUMIERA_ERROR_LIFECYCLE;
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using lib::HashVal;
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class BuffHandle;
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class BufferProvider;
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class BufferDescriptor;
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class ProcNode;
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typedef ProcNode* PNode;
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struct ChannelDescriptor ///////TODO really need to define that here? it is needed for node wiring only
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{
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const lumiera::StreamType * bufferType; /////////////////////////////////////////TICKET #828
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};
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struct InChanDescriptor : ChannelDescriptor
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{
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PNode dataSrc; ///< the ProcNode to pull this input from
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uint srcChannel; ///< output channel to use on the predecessor node
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};
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}} // namespace proc::engine
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#endif
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