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<title> |
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The RADIANCE 4.1 Synthetic Imaging System |
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The RADIANCE 5.1 Synthetic Imaging System |
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</title> |
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</head> |
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<body> |
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<h1> |
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The RADIANCE 4.1 Synthetic Imaging System |
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The RADIANCE 5.1 Synthetic Imaging System |
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</h1> |
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<p> |
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<dd> |
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Trans2 is the anisotropic version of <a HREF="#Trans">trans</a>. |
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The string arguments are the same as for plastic2, and the real arguments are the same as for trans but with an additional roughness value. |
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The string arguments are the same as for <a HREF="#Plastic2">plastic2</a>, |
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and the real arguments are the same as for trans but with an additional roughness value. |
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<pre> |
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mod trans2 id |
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<p> |
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<dt> |
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<a NAME="Ashik2"> |
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<b>Ashik2</b> |
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</a> |
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<dd> |
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Ashik2 is the anisotropic reflectance model by Ashikhmin & Shirley. |
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The string arguments are the same as for <a HREF="#Plastic2">plastic2</a>, but the real |
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arguments have additional flexibility to specify the specular color. |
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Also, rather than roughness, specular power is used, which has no |
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physical meaning other than larger numbers are equivalent to a smoother |
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surface. |
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<pre> |
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mod ashik2 id |
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4+ ux uy uz funcfile transform |
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0 |
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8 dred dgrn dblu sred sgrn sblu u-power v-power |
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</pre> |
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<p> |
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<dt> |
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<a NAME="Dielectric"> |
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<b>Dielectric</b> |
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</a> |
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</h4> |
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A mixture is a blend of one or more materials or textures and patterns. |
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Blended materials should not be light source types or virtual source types. |
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The basic types are given below. |
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<p> |
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arguments, the red, green and blue values |
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corresponding to the pixel at (u,v). |
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</dl> |
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<p> |
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<dt> |
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or converted a standard image format using one of the following |
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<b>translators</b>: |
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<ul> |
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<li> <b>Ra_avs</b> |
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converts to and from AVS image format. |
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<li> <a HREF="../man_html/ra_pict.1.html"><b>Ra_pict</b></a> |
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converts to Macintosh 32-bit PICT2 format. |
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<li> <a HREF="../man_html/ra_bmp.1.html"><b>Ra_bmp</b> |
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converts to and from BMP image format. |
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<li> <a HREF="../man_html/ra_ppm.1.html"><b>Ra_ppm</b></a> |
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converts to and from Poskanzer Portable Pixmap formats. |
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<li> <a HREF="../man_html/ra_pr.1.html"><b>Ra_pr</b></a> |
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converts to and from Sun 8-bit rasterfile format. |
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<li> <a HREF="../man_html/ra_pr24.1.html"><b>Ra_pr24</b></a> |
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converts to and from Sun 24-bit rasterfile format. |
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<li> <a HREF="../man_html/ra_ps.1.html"><b>Ra_ps</b></a> |
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converts to PostScript color and greyscale formats. |
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<li> <a HREF="../man_html/ra_rgbe.1.html"><b>Ra_rgbe</b></a> |
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<pre> |
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The Radiance Software License, Version 1.0 |
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Copyright (c) 1990 - 2010 The Regents of the University of California, |
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Copyright (c) 1990 - 2014 The Regents of the University of California, |
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through Lawrence Berkeley National Laboratory. All rights reserved. |
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Redistribution and use in source and binary forms, with or without |
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</h2> |
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<p> |
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<ul> |
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<li>McNeil, A., C.J. Jonsson, D. Appelfeld, G. Ward, E.S. Lee, |
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"<a href="http://gaia.lbl.gov/btech/papers/4414.pdf"> |
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A validation of a ray-tracing tool used to generate |
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bi-directional scattering distribution functions for |
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complex fenestration systems</a>," |
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<em>Solar Energy</em>, 98, 404-14, |
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November 2013. |
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<li>Ward, G., R. Mistrick, E.S. Lee, A. McNeil, J. Jonsson, |
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"<a href="http://gaia.lbl.gov/btech/papers/4414.pdf">Simulating |
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the Daylight Performance of Complex Fenestration Systems |
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Using Bidirectional Scattering Distribution Functions within |
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Radiance</a>," |
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<em>Journal of the Illuminating Engineering Soc. of North America</em>, |
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<em>Leukos</em>, 7(4) |
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April 2011. |
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<li>Cater, Kirsten, Alan Chalmers, Greg Ward, |
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"<a href="http://www.anyhere.com/gward/papers/egsr2003.pdf">Detail to Attention: |