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EXR.h

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+///////////////////////////////////////////////////////////////////////////////////
+// File : EXR.h
+///////////////////////////////////////////////////////////////////////////////////
+//
+// LumosQuad - A Lightning Generator
+// Copyright 2007
+// The University of North Carolina at Chapel Hill
+// 
+///////////////////////////////////////////////////////////////////////////////////
+//
+//  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+//
+//  The University of North Carolina at Chapel Hill makes no representations 
+//  about the suitability of this software for any purpose. It is provided 
+//  "as is" without express or implied warranty.
+//
+//  Permission to use, copy, modify and distribute this software and its
+//  documentation for educational, research and non-profit purposes, without
+//  fee, and without a written agreement is hereby granted, provided that the
+//  above copyright notice and the following three paragraphs appear in all
+//  copies.
+//
+//  THE UNIVERSITY OF NORTH CAROLINA SPECIFICALLY DISCLAIM ANY WARRANTIES,
+//  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+//  FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS ON AN
+//  "AS IS" BASIS, AND THE UNIVERSITY OF NORTH CAROLINA HAS NO OBLIGATION TO
+//  PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+//
+//  Please send questions and comments about LumosQuad to kim@cs.unc.edu.
+//
+///////////////////////////////////////////////////////////////////////////////////
+//
+//  This program uses OpenEXR, which has the following restrictions:
+// 
+//  Copyright (c) 2002, Industrial Light & Magic, a division of Lucas
+//  Digital Ltd. LLC
+// 
+//  All rights reserved.
+// 
+//  Redistribution and use in source and binary forms, with or without
+//  modification, are permitted provided that the following conditions are
+//  met:
+//  *       Redistributions of source code must retain the above copyright
+//  notice, this list of conditions and the following disclaimer.
+//  *       Redistributions in binary form must reproduce the above
+//  copyright notice, this list of conditions and the following disclaimer
+//  in the documentation and/or other materials provided with the
+//  distribution.
+//  *       Neither the name of Industrial Light & Magic nor the names of
+//  its contributors may be used to endorse or promote products derived
+//  from this software without specific prior written permission. 
+// 
+
+#ifndef EXR_H
+#define EXR_H
+#include <Imath/half.h>
+#include <OpenEXR/ImfRgbaFile.h>
+#include <OpenEXR/ImfStringAttribute.h>
+#include <OpenEXR/ImfMatrixAttribute.h>
+#include <OpenEXR/ImfArray.h>
+
+////////////////////////////////////////////////////////////////////
+/// \brief Wrapper for the ILM OpenEXR routines
+////////////////////////////////////////////////////////////////////
+class EXR  
+{
+public:
+	EXR();
+	virtual ~EXR();
+
+  /// \brief write a float array out to an EXR file
+  ///
+  /// \param filename     name of output file
+  /// \param image        float array to write to an EXR file
+  /// \param width        width of float array
+  /// \param height       height of float array
+  static void writeEXR(const char* filename, float* image, int width, int height);
+};
+
+#endif