Credits go to Gernot Ziegler, who originally coded EXR support, and to Austin Benesh for bringing it further. Kent Mein provided a lot of code for integrating float buffers in Blender imbuf and ImBuf API cleanup, and provided Make and Scons and static linking. At this moment; the EXR libraries are a *dependency*, so you cannot get the Orange branch compiled without having OpenEXR installed. Get the (precompiled or sources) stuff from www.openexr.com. Current default is that the headers and lib resides in /user/local/ Several changes/additions/fixes were added: - EXR code only supported 'half' format (16 bits per channel). I've added float writing, but for reading it I need tomorrow. :) - Quite some clumsy copying of data happened in EXR code. - cleaned up the api calls already a bit, preparing for more advanced support - Zbuffers were saved 16 bits, now 32 bits - automatic adding of .exr extensions went wrong Imbuf: - added proper imbuf->flags and imbuf->mall support for float buffers, it was created for *each* imbuf. :) - found bugs for float buffers in scaling and flipping. Code there will need more checks still - imbuf also needs to be verified to behave properly when no 32 bits rect exists (for saving for example) TODO: - support internal float images for textures, backbuf, AO probes, and display in Image window Hope this commit won't screwup syncing with bf-blender... :/
60 lines
1.8 KiB
C++
60 lines
1.8 KiB
C++
/*
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* allocimbuf.h
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*
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* $Id$
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*
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* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
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*
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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
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version. The Blender
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* Foundation also sells licenses for use in proprietary software under
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* the Blender License. See http://www.blender.org/BL/ for information
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* about this.
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*
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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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*
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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 Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL/BL DUAL LICENSE BLOCK *****
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*/
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/**
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* \file IMB_allocimbuf.h
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* \ingroup imbuf
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* \brief Header file for allocimbuf.c
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*/
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#ifndef IMB_ALLOCIMBUF_H
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#define IMB_ALLOCIMBUF_H
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struct ImBuf;
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short imb_addrectImBuf(struct ImBuf * ibuf);
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short imb_addrectfloatImBuf(struct ImBuf * ibuf);
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short imb_addplanesImBuf(struct ImBuf *ibuf);
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short imb_addencodedbufferImBuf(struct ImBuf *ibuf);
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short imb_enlargeencodedbufferImBuf(struct ImBuf *ibuf);
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void imb_freerectImBuf(struct ImBuf *ibuf);
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void imb_freerectfloatImBuf(struct ImBuf *ibuf);
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void imb_freeplanesImBuf(struct ImBuf *ibuf);
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short imb_addcmapImBuf(struct ImBuf *ibuf);
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#endif
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