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<pre><a name="line-1"></a><span class='hs-comment'>{-
<a name="line-2"></a>Copyright (c) 2008
<a name="line-3"></a>Russell O'Connor
<a name="line-4"></a>
<a name="line-5"></a>Permission is hereby granted, free of charge, to any person obtaining a copy
<a name="line-6"></a>of this software and associated documentation files (the "Software"), to deal
<a name="line-7"></a>in the Software without restriction, including without limitation the rights
<a name="line-8"></a>to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
<a name="line-9"></a>copies of the Software, and to permit persons to whom the Software is
<a name="line-10"></a>furnished to do so, subject to the following conditions:
<a name="line-11"></a>
<a name="line-12"></a>The above copyright notice and this permission notice shall be included in
<a name="line-13"></a>all copies or substantial portions of the Software.
<a name="line-14"></a>
<a name="line-15"></a>THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
<a name="line-16"></a>IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
<a name="line-17"></a>FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
<a name="line-18"></a>AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
<a name="line-19"></a>LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
<a name="line-20"></a>OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
<a name="line-21"></a>THE SOFTWARE.
<a name="line-22"></a>-}</span>
<a name="line-23"></a><span class='hs-comment'>-- |Standard illuminants defined by the International Commission on </span>
<a name="line-24"></a><span class='hs-comment'>-- Illumination (CIE).</span>
<a name="line-25"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Colour</span><span class='hs-varop'>.</span><span class='hs-conid'>CIE</span><span class='hs-varop'>.</span><span class='hs-conid'>Illuminant</span> <span class='hs-keyword'>where</span>
<a name="line-26"></a>
<a name="line-27"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Colour</span><span class='hs-varop'>.</span><span class='hs-conid'>CIE</span><span class='hs-varop'>.</span><span class='hs-conid'>Chromaticity</span>
<a name="line-28"></a>
<a name="line-29"></a><a name="a"></a><span class='hs-comment'>-- |Incandescent \/ Tungsten</span>
<a name="line-30"></a><span class='hs-definition'>a</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-31"></a><span class='hs-definition'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.44757</span> <span class='hs-num'>0.40745</span>
<a name="line-32"></a>
<a name="line-33"></a><a name="b"></a><span class='hs-comment'>-- |{obsolete} Direct sunlight at noon</span>
<a name="line-34"></a><span class='hs-definition'>b</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-35"></a><span class='hs-definition'>b</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.34842</span> <span class='hs-num'>0.35161</span>
<a name="line-36"></a>
<a name="line-37"></a><a name="c"></a><span class='hs-comment'>-- |{obsolete} Average \/ North sky Daylight</span>
<a name="line-38"></a><span class='hs-definition'>c</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-39"></a><span class='hs-definition'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.31006</span> <span class='hs-num'>0.31616</span>
<a name="line-40"></a>
<a name="line-41"></a><a name="d50"></a><span class='hs-comment'>-- |Horizon Light. ICC profile PCS</span>
<a name="line-42"></a><span class='hs-definition'>d50</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-43"></a><span class='hs-definition'>d50</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.34567</span> <span class='hs-num'>0.35850</span>
<a name="line-44"></a>
<a name="line-45"></a><a name="d55"></a><span class='hs-comment'>-- |Mid-morning \/ Mid-afternoon Daylight</span>
<a name="line-46"></a><span class='hs-definition'>d55</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-47"></a><span class='hs-definition'>d55</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.33242</span> <span class='hs-num'>0.34743</span>
<a name="line-48"></a>
<a name="line-49"></a><a name="d65"></a><span class='hs-comment'>-- |Noon Daylight: Television, sRGB color space</span>
<a name="line-50"></a><span class='hs-definition'>d65</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-51"></a><span class='hs-definition'>d65</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.31271</span> <span class='hs-num'>0.32902</span>
<a name="line-52"></a>
<a name="line-53"></a><a name="d75"></a><span class='hs-comment'>-- |North sky Daylight</span>
<a name="line-54"></a><span class='hs-definition'>d75</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-55"></a><span class='hs-definition'>d75</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.29902</span> <span class='hs-num'>0.31485</span>
<a name="line-56"></a>
<a name="line-57"></a><a name="e"></a><span class='hs-comment'>-- |Equal energy</span>
<a name="line-58"></a><span class='hs-definition'>e</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-59"></a><span class='hs-definition'>e</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-layout'>(</span><span class='hs-num'>1</span><span class='hs-varop'>/</span><span class='hs-num'>3</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-num'>1</span><span class='hs-varop'>/</span><span class='hs-num'>3</span><span class='hs-layout'>)</span>
<a name="line-60"></a>
<a name="line-61"></a><a name="f1"></a><span class='hs-comment'>-- |Daylight Fluorescent</span>
<a name="line-62"></a><span class='hs-definition'>f1</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-63"></a><span class='hs-definition'>f1</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.31310</span> <span class='hs-num'>0.33727</span>
<a name="line-64"></a>
<a name="line-65"></a><a name="f2"></a><span class='hs-comment'>-- |Cool White Fluorescent</span>
<a name="line-66"></a><span class='hs-definition'>f2</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-67"></a><span class='hs-definition'>f2</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.37208</span> <span class='hs-num'>0.37529</span>
<a name="line-68"></a>
<a name="line-69"></a><a name="f3"></a><span class='hs-comment'>-- |White Fluorescent</span>
<a name="line-70"></a><span class='hs-definition'>f3</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-71"></a><span class='hs-definition'>f3</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.40910</span> <span class='hs-num'>0.39430</span>
<a name="line-72"></a>
<a name="line-73"></a><a name="f4"></a><span class='hs-comment'>-- |Warm White Fluorescent</span>
<a name="line-74"></a><span class='hs-definition'>f4</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-75"></a><span class='hs-definition'>f4</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.44018</span> <span class='hs-num'>0.40329</span>
<a name="line-76"></a>
<a name="line-77"></a><a name="f5"></a><span class='hs-comment'>-- |Daylight Fluorescent</span>
<a name="line-78"></a><span class='hs-definition'>f5</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-79"></a><span class='hs-definition'>f5</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.31379</span> <span class='hs-num'>0.34531</span>
<a name="line-80"></a>
<a name="line-81"></a><a name="f6"></a><span class='hs-comment'>-- |Lite White Fluorescent</span>
<a name="line-82"></a><span class='hs-definition'>f6</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-83"></a><span class='hs-definition'>f6</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.37790</span> <span class='hs-num'>0.38835</span>
<a name="line-84"></a>
<a name="line-85"></a><a name="f7"></a><span class='hs-comment'>-- |D65 simulator, Daylight simulator</span>
<a name="line-86"></a><span class='hs-definition'>f7</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-87"></a><span class='hs-definition'>f7</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.31292</span> <span class='hs-num'>0.32933</span>
<a name="line-88"></a>
<a name="line-89"></a><a name="f8"></a><span class='hs-comment'>-- |D50 simulator, Sylvania F40 Design 50</span>
<a name="line-90"></a><span class='hs-definition'>f8</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-91"></a><span class='hs-definition'>f8</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.34588</span> <span class='hs-num'>0.35875</span>
<a name="line-92"></a>
<a name="line-93"></a><a name="f9"></a><span class='hs-comment'>-- |Cool White Deluxe Fluorescent</span>
<a name="line-94"></a><span class='hs-definition'>f9</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-95"></a><span class='hs-definition'>f9</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.37417</span> <span class='hs-num'>0.37281</span>
<a name="line-96"></a>
<a name="line-97"></a><a name="f10"></a><span class='hs-comment'>-- |Philips TL85, Ultralume 50</span>
<a name="line-98"></a><span class='hs-definition'>f10</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-99"></a><span class='hs-definition'>f10</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.34609</span> <span class='hs-num'>0.35986</span>
<a name="line-100"></a>
<a name="line-101"></a><a name="f11"></a><span class='hs-comment'>-- |Philips TL84, Ultralume 40</span>
<a name="line-102"></a><span class='hs-definition'>f11</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-103"></a><span class='hs-definition'>f11</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.38052</span> <span class='hs-num'>0.37713</span>
<a name="line-104"></a>
<a name="line-105"></a><a name="f12"></a><span class='hs-comment'>-- |Philips TL83, Ultralume 30</span>
<a name="line-106"></a><span class='hs-definition'>f12</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Fractional</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Chromaticity</span> <span class='hs-varid'>a</span>
<a name="line-107"></a><span class='hs-definition'>f12</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkChromaticity</span> <span class='hs-num'>0.43695</span> <span class='hs-num'>0.40441</span>
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