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blender-archive/source/blender/blenkernel/BKE_blender_version.h
Lukas Stockner 4cf7fc3b3a Render API/Cycles: Identify Render Passes by their name instead of a type flag
Previously, every RenderPass would have a bitfield that specified its type. That limits the number of passes to 32, which was reached a while ago.
However, most of the code already supported arbitrary RenderPasses since they were also used to store Multilayer EXR images.
Therefore, this commit completely removes the passflag from RenderPass and changes all code to use the unique pass name for identification.
Since Blender Internal relies on hardcoded passes and to preserve compatibility, 32 pass names are reserved for the old hardcoded passes.

To support these arbitrary passes, the Render Result compositor node now adds dynamic sockets. For compatibility, the old hardcoded sockets are always stored and just hidden when the corresponding pass isn't available.

To use these changes, the Render Engine API now includes a function that allows render engines to add arbitrary passes to the render result. To be able to add options for these passes, addons can now add their own properties to SceneRenderLayers.
To keep the compositor input node updated, render engine plugins have to implement a callback that registers all the passes that will be generated.

From a user perspective, nothing should change with this commit.

Differential Revision: https://developer.blender.org/D2443

Differential Revision: https://developer.blender.org/D2444
2017-05-03 16:44:52 +02:00

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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef __BKE_BLENDER_VERSION_H__
#define __BKE_BLENDER_VERSION_H__
/** \file BKE_blender_version.h
* \ingroup bke
*/
/* these lines are grep'd, watch out for our not-so-awesome regex
* and keep comment above the defines.
* Use STRINGIFY() rather than defining with quotes */
#define BLENDER_VERSION 278
#define BLENDER_SUBVERSION 5
/* Several breakages with 270, e.g. constraint deg vs rad */
#define BLENDER_MINVERSION 270
#define BLENDER_MINSUBVERSION 6
/* used by packaging tools */
/* can be left blank, otherwise a,b,c... etc with no quotes */
#define BLENDER_VERSION_CHAR
/* alpha/beta/rc/release, docs use this */
#define BLENDER_VERSION_CYCLE alpha
extern char versionstr[]; /* from blender.c */
#endif /* __BKE_BLENDER_VERSION_H__ */