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<a href='https://github.com/akkartik/mu/blob/main/505colors.mu'>https://github.com/akkartik/mu/blob/main/505colors.mu</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="muComment"># Hue/saturation/luminance for an rgb triple.</span>
<span id="L2" class="LineNr"> 2 </span><span class="muComment"># rgb are in [0, 256)</span>
<span id="L3" class="LineNr"> 3 </span><span class="muComment"># hsl are also returned in [0, 256)</span>
<span id="L4" class="LineNr"> 4 </span><span class="muComment"># from <a href="https://www.niwa.nu/2013/05/math-behind-colorspace-conversions-rgb-hsl">https://www.niwa.nu/2013/05/math-behind-colorspace-conversions-rgb-hsl</a></span>
<span id="L5" class="LineNr"> 5 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='505colors.mu.html#L5'>hsl</a></span> r: int, g: int, b: int<span class="PreProc"> -> </span>_/<span class="muRegEcx">ecx</span>: int, _/<span class="muRegEdx">edx</span>: int, _/<span class="muRegEbx">ebx</span>: int <span class="Delimiter">{</span>
<span id="L6" class="LineNr"> 6 </span> <span class="PreProc">var</span> _max/eax: int <span class="Special"><-</span> <a href='505colors.mu.html#L216'>maximum</a> r, g
<span id="L7" class="LineNr"> 7 </span> _max <span class="Special"><-</span> <a href='505colors.mu.html#L216'>maximum</a> _max, b
<span id="L8" class="LineNr"> 8 </span> <span class="PreProc">var</span> max/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy _max
<span id="L9" class="LineNr"> 9 </span> <span class="PreProc">var</span> _min/eax: int <span class="Special"><-</span> <a href='505colors.mu.html#L226'>minimum</a> r, g
<span id="L10" class="LineNr"> 10 </span> _min <span class="Special"><-</span> <a href='505colors.mu.html#L226'>minimum</a> _min, b
<span id="L11" class="LineNr"> 11 </span> <span class="PreProc">var</span> min/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy _min
<span id="L12" class="LineNr"> 12 </span> <span class="PreProc">var</span> luminance/<span class="muRegEbx">ebx</span>: int <span class="Special"><-</span> copy min
<span id="L13" class="LineNr"> 13 </span> luminance <span class="Special"><-</span> add max
<span id="L14" class="LineNr"> 14 </span> luminance <span class="Special"><-</span> shift-right <span class="Constant">1</span> <span class="muComment"># TODO: round up instead of down</span>
<span id="L15" class="LineNr"> 15 </span> <span class="muComment"># if rgb are all equal, it's a shade of grey</span>
<span id="L16" class="LineNr"> 16 </span> compare min, max
<span id="L17" class="LineNr"> 17 </span> <span class="Delimiter">{</span>
<span id="L18" class="LineNr"> 18 </span> <span class="PreProc">break-if-!=</span>
<span id="L19" class="LineNr"> 19 </span> <span class="PreProc">return</span> <span class="Constant">0</span>, <span class="Constant">0</span>, luminance
<span id="L20" class="LineNr"> 20 </span> <span class="Delimiter">}</span>
<span id="L21" class="LineNr"> 21 </span> <span class="muComment"># saturation =</span>
<span id="L22" class="LineNr"> 22 </span> <span class="muComment"># luminance < 128 | 255*(max-min)/ (max+min)</span>
<span id="L23" class="LineNr"> 23 </span> <span class="muComment"># otherwise | 255*(max-min)/(2*255 - (max+min))</span>
<span id="L24" class="LineNr"> 24 </span> <span class="PreProc">var</span> nr/<span class="muRegEsi">esi</span>: int <span class="Special"><-</span> copy max
<span id="L25" class="LineNr"> 25 </span> nr <span class="Special"><-</span> subtract min
<span id="L26" class="LineNr"> 26 </span> <span class="PreProc">var</span> dr/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L27" class="LineNr"> 27 </span> compare luminance, <span class="Constant">0x80</span>
<span id="L28" class="LineNr"> 28 </span> <span class="Delimiter">{</span>
<span id="L29" class="LineNr"> 29 </span> <span class="PreProc">break-if->=</span>
<span id="L30" class="LineNr"> 30 </span> dr <span class="Special"><-</span> copy max
<span id="L31" class="LineNr"> 31 </span> dr <span class="Special"><-</span> add min
<span id="L32" class="LineNr"> 32 </span> <span class="Delimiter">}</span>
<span id="L33" class="LineNr"> 33 </span> <span class="Delimiter">{</span>
<span id="L34" class="LineNr"> 34 </span> <span class="PreProc">break-if-<</span>
<span id="L35" class="LineNr"> 35 </span> dr <span class="Special"><-</span> copy <span class="Constant">0xff</span>
<span id="L36" class="LineNr"> 36 </span> dr <span class="Special"><-</span> shift-left <span class="Constant">1</span>
<span id="L37" class="LineNr"> 37 </span> dr <span class="Special"><-</span> subtract max
<span id="L38" class="LineNr"> 38 </span> dr <span class="Special"><-</span> subtract min
<span id="L39" class="LineNr"> 39 </span> <span class="Delimiter">}</span>
<span id="L40" class="LineNr"> 40 </span> <span class="PreProc">var</span> q/<span class="Constant">xmm0</span>: float <span class="Special"><-</span> convert nr
<span id="L41" class="LineNr"> 41 </span> <span class="PreProc">var</span> tmp/<span class="Constant">xmm1</span>: float <span class="Special"><-</span> convert dr
<span id="L42" class="LineNr"> 42 </span> q <span class="Special"><-</span> divide tmp
<span id="L43" class="LineNr"> 43 </span> <span class="PreProc">var</span> int-255/eax: int <span class="Special"><-</span> copy <span class="Constant">0xff</span>
<span id="L44" class="LineNr"> 44 </span> tmp <span class="Special"><-</span> convert int-255
<span id="L45" class="LineNr"> 45 </span> q <span class="Special"><-</span> multiply tmp
<span id="L46" class="LineNr"> 46 </span> <span class="PreProc">var</span> saturation/<span class="muRegEsi">esi</span>: int <span class="Special"><-</span> convert q
<span id="L47" class="LineNr"> 47 </span> <span class="muComment"># hue = </span>
<span id="L48" class="LineNr"> 48 </span> <span class="muComment"># red is max | 256.0/6* (g-b)/(max-min)</span>
<span id="L49" class="LineNr"> 49 </span> <span class="muComment"># green is max | 256.0/6*(2.0 + (b-r)/(max-min))</span>
<span id="L50" class="LineNr"> 50 </span> <span class="muComment"># blue is max | 256.0/6*(4.0 + (r-g)/(max-min))</span>
<span id="L51" class="LineNr"> 51 </span> <span class="PreProc">var</span> zero/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L52" class="LineNr"> 52 </span> <span class="PreProc">var</span> hue-f/<span class="Constant">xmm0</span>: float <span class="Special"><-</span> convert zero
<span id="L53" class="LineNr"> 53 </span> <span class="PreProc">var</span> dr/eax: int <span class="Special"><-</span> copy max
<span id="L54" class="LineNr"> 54 </span> dr <span class="Special"><-</span> subtract min
<span id="L55" class="LineNr"> 55 </span> <span class="PreProc">var</span> dr-f/<span class="Constant">xmm1</span>: float <span class="Special"><-</span> convert dr
<span id="L56" class="LineNr"> 56 </span> $hsl:compute-hue-normalized: <span class="Delimiter">{</span>
<span id="L57" class="LineNr"> 57 </span> compare r, max
<span id="L58" class="LineNr"> 58 </span> <span class="Delimiter">{</span>
<span id="L59" class="LineNr"> 59 </span> <span class="PreProc">break-if-!=</span>
<span id="L60" class="LineNr"> 60 </span> <span class="PreProc">var</span> nr/eax: int <span class="Special"><-</span> copy g
<span id="L61" class="LineNr"> 61 </span> nr <span class="Special"><-</span> subtract b
<span id="L62" class="LineNr"> 62 </span> hue-f <span class="Special"><-</span> convert nr
<span id="L63" class="LineNr"> 63 </span> hue-f <span class="Special"><-</span> divide dr-f
<span id="L64" class="LineNr"> 64 </span> <span class="PreProc">break</span> $hsl:compute-hue-normalized
<span id="L65" class="LineNr"> 65 </span> <span class="Delimiter">}</span>
<span id="L66" class="LineNr"> 66 </span> compare g, max
<span id="L67" class="LineNr"> 67 </span> <span class="Delimiter">{</span>
<span id="L68" class="LineNr"> 68 </span> <span class="PreProc">break-if-!=</span>
<span id="L69" class="LineNr"> 69 </span> <span class="PreProc">var</span> nr/eax: int <span class="Special"><-</span> copy b
<span id="L70" class="LineNr"> 70 </span> nr <span class="Special"><-</span> subtract r
<span id="L71" class="LineNr"> 71 </span> <span class="PreProc">var</span> f/<span class="Constant">xmm2</span>: float <span class="Special"><-</span> convert nr
<span id="L72" class="LineNr"> 72 </span> f <span class="Special"><-</span> divide dr-f
<span id="L73" class="LineNr"> 73 </span> <span class="PreProc">var</span> two/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">2</span>
<span id="L74" class="LineNr"> 74 </span> hue-f <span class="Special"><-</span> convert two
<span id="L75" class="LineNr"> 75 </span> hue-f <span class="Special"><-</span> add f
<span id="L76" class="LineNr"> 76 </span> <span class="PreProc">break</span> $hsl:compute-hue-normalized
<span id="L77" class="LineNr"> 77 </span> <span class="Delimiter">}</span>
<span id="L78" class="LineNr"> 78 </span> compare b, max
<span id="L79" class="LineNr"> 79 </span> <span class="Delimiter">{</span>
<span id="L80" class="LineNr"> 80 </span> <span class="PreProc">break-if-!=</span>
<span id="L81" class="LineNr"> 81 </span> <span class="PreProc">var</span> nr/eax: int <span class="Special"><-</span> copy r
<span id="L82" class="LineNr"> 82 </span> nr <span class="Special"><-</span> subtract g
<span id="L83" class="LineNr"> 83 </span> <span class="PreProc">var</span> f/<span class="Constant">xmm2</span>: float <span class="Special"><-</span> convert nr
<span id="L84" class="LineNr"> 84 </span> f <span class="Special"><-</span> divide dr-f
<span id="L85" class="LineNr"> 85 </span> <span class="PreProc">var</span> two/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">4</span>
<span id="L86" class="LineNr"> 86 </span> hue-f <span class="Special"><-</span> convert two
<span id="L87" class="LineNr"> 87 </span> hue-f <span class="Special"><-</span> add f
<span id="L88" class="LineNr"> 88 </span> <span class="PreProc">break</span> $hsl:compute-hue-normalized
<span id="L89" class="LineNr"> 89 </span> <span class="Delimiter">}</span>
<span id="L90" class="LineNr"> 90 </span> <span class="Delimiter">}</span>
<span id="L91" class="LineNr"> 91 </span> <span class="PreProc">var</span> int-256/eax: int <span class="Special"><-</span> copy <span class="Constant">0x100</span>
<span id="L92" class="LineNr"> 92 </span> <span class="PreProc">var</span> scaling-factor/<span class="Constant">xmm1</span>: float <span class="Special"><-</span> convert int-256
<span id="L93" class="LineNr"> 93 </span> <span class="PreProc">var</span> int-6/eax: int <span class="Special"><-</span> copy <span class="Constant">6</span>
<span id="L94" class="LineNr"> 94 </span> <span class="PreProc">var</span> six-f/<span class="Constant">xmm2</span>: float <span class="Special"><-</span> convert int-6
<span id="L95" class="LineNr"> 95 </span> scaling-factor <span class="Special"><-</span> divide six-f
<span id="L96" class="LineNr"> 96 </span> hue-f <span class="Special"><-</span> multiply scaling-factor
<span id="L97" class="LineNr"> 97 </span> <span class="PreProc">var</span> hue/eax: int <span class="Special"><-</span> convert hue-f
<span id="L98" class="LineNr"> 98 </span> <span class="muComment"># if hue < 0, hue = 256 - hue</span>
<span id="L99" class="LineNr"> 99 </span> compare hue, <span class="Constant">0</span>
<span id="L100" class="LineNr">100 </span> <span class="Delimiter">{</span>
<span id="L101" class="LineNr">101 </span> <span class="PreProc">break-if->=</span>
<span id="L102" class="LineNr">102 </span> <span class="PreProc">var</span> tmp/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0x100</span>
<span id="L103" class="LineNr">103 </span> tmp <span class="Special"><-</span> subtract hue
<span id="L104" class="LineNr">104 </span> hue <span class="Special"><-</span> copy tmp
<span id="L105" class="LineNr">105 </span> <span class="Delimiter">}</span>
<span id="L106" class="LineNr">106 </span> <span class="PreProc">return</span> hue, saturation, luminance
<span id="L107" class="LineNr">107 </span><span class="Delimiter">}</span>
<span id="L108" class="LineNr">108 </span>
<span id="L109" class="LineNr">109 </span><span class="PreProc">fn</span> <span class="muTest"><a href='505colors.mu.html#L109'>test-hsl-black</a></span> <span class="Delimiter">{</span>
<span id="L110" class="LineNr">110 </span> <span class="PreProc">var</span> h/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L111" class="LineNr">111 </span> <span class="PreProc">var</span> s/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L112" class="LineNr">112 </span> <span class="PreProc">var</span> l/<span class="muRegEbx">ebx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L113" class="LineNr">113 </span> h, s, l <span class="Special"><-</span> <a href='505colors.mu.html#L5'>hsl</a> <span class="Constant">0</span>, <span class="Constant">0</span>, <span class="Constant">0</span>
<span id="L114" class="LineNr">114 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> h, <span class="Constant">0</span>, <span class="Constant">"F - <a href='505colors.mu.html#L109'>test-hsl-black</a>/hue"</span>
<span id="L115" class="LineNr">115 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> s, <span class="Constant">0</span>, <span class="Constant">"F - <a href='505colors.mu.html#L109'>test-hsl-black</a>/saturation"</span>
<span id="L116" class="LineNr">116 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> l, <span class="Constant">0</span>, <span class="Constant">"F - <a href='505colors.mu.html#L109'>test-hsl-black</a>/luminance"</span>
<span id="L117" class="LineNr">117 </span><span class="Delimiter">}</span>
<span id="L118" class="LineNr">118 </span>
<span id="L119" class="LineNr">119 </span><span class="PreProc">fn</span> <span class="muTest"><a href='505colors.mu.html#L119'>test-hsl-white</a></span> <span class="Delimiter">{</span>
<span id="L120" class="LineNr">120 </span> <span class="PreProc">var</span> h/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L121" class="LineNr">121 </span> <span class="PreProc">var</span> s/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L122" class="LineNr">122 </span> <span class="PreProc">var</span> l/<span class="muRegEbx">ebx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L123" class="LineNr">123 </span> h, s, l <span class="Special"><-</span> <a href='505colors.mu.html#L5'>hsl</a> <span class="Constant">0xff</span>, <span class="Constant">0xff</span>, <span class="Constant">0xff</span>
<span id="L124" class="LineNr">124 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> h, <span class="Constant">0</span>, <span class="Constant">"F - <a href='505colors.mu.html#L119'>test-hsl-white</a>/hue"</span>
<span id="L125" class="LineNr">125 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> s, <span class="Constant">0</span>, <span class="Constant">"F - <a href='505colors.mu.html#L119'>test-hsl-white</a>/saturation"</span>
<span id="L126" class="LineNr">126 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> l, <span class="Constant">0xff</span>, <span class="Constant">"F - <a href='505colors.mu.html#L119'>test-hsl-white</a>/luminance"</span>
<span id="L127" class="LineNr">127 </span><span class="Delimiter">}</span>
<span id="L128" class="LineNr">128 </span>
<span id="L129" class="LineNr">129 </span><span class="PreProc">fn</span> <span class="muTest"><a href='505colors.mu.html#L129'>test-hsl-grey</a></span> <span class="Delimiter">{</span>
<span id="L130" class="LineNr">130 </span> <span class="PreProc">var</span> h/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L131" class="LineNr">131 </span> <span class="PreProc">var</span> s/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L132" class="LineNr">132 </span> <span class="PreProc">var</span> l/<span class="muRegEbx">ebx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L133" class="LineNr">133 </span> h, s, l <span class="Special"><-</span> <a href='505colors.mu.html#L5'>hsl</a> <span class="Constant">0x30</span>, <span class="Constant">0x30</span>, <span class="Constant">0x30</span>
<span id="L134" class="LineNr">134 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> h, <span class="Constant">0</span>, <span class="Constant">"F - <a href='505colors.mu.html#L129'>test-hsl-grey</a>/hue"</span>
<span id="L135" class="LineNr">135 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> s, <span class="Constant">0</span>, <span class="Constant">"F - <a href='505colors.mu.html#L129'>test-hsl-grey</a>/saturation"</span>
<span id="L136" class="LineNr">136 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> l, <span class="Constant">0x30</span>, <span class="Constant">"F - <a href='505colors.mu.html#L129'>test-hsl-grey</a>/luminance"</span>
<span id="L137" class="LineNr">137 </span><span class="Delimiter">}</span>
<span id="L138" class="LineNr">138 </span>
<span id="L139" class="LineNr">139 </span><span class="muComment"># red hues: 0-0x54</span>
<span id="L140" class="LineNr">140 </span><span class="PreProc">fn</span> <span class="muTest"><a href='505colors.mu.html#L140'>test-hsl-slightly-red</a></span> <span class="Delimiter">{</span>
<span id="L141" class="LineNr">141 </span> <span class="PreProc">var</span> h/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L142" class="LineNr">142 </span> <span class="PreProc">var</span> s/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L143" class="LineNr">143 </span> <span class="PreProc">var</span> l/<span class="muRegEbx">ebx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L144" class="LineNr">144 </span> h, s, l <span class="Special"><-</span> <a href='505colors.mu.html#L5'>hsl</a> <span class="Constant">0xff</span>, <span class="Constant">0xfe</span>, <span class="Constant">0xfe</span>
<span id="L145" class="LineNr">145 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> h, <span class="Constant">0</span>, <span class="Constant">"F - <a href='505colors.mu.html#L140'>test-hsl-slightly-red</a>/hue"</span>
<span id="L146" class="LineNr">146 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> s, <span class="Constant">0xff</span>, <span class="Constant">"F - <a href='505colors.mu.html#L140'>test-hsl-slightly-red</a>/saturation"</span>
<span id="L147" class="LineNr">147 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> l, <span class="Constant">0xfe</span>, <span class="Constant">"F - <a href='505colors.mu.html#L140'>test-hsl-slightly-red</a>/luminance"</span> <span class="muComment"># TODO: should round up</span>
<span id="L148" class="LineNr">148 </span><span class="Delimiter">}</span>
<span id="L149" class="LineNr">149 </span>
<span id="L150" class="LineNr">150 </span><span class="PreProc">fn</span> <span class="muTest"><a href='505colors.mu.html#L150'>test-hsl-extremely-red</a></span> <span class="Delimiter">{</span>
<span id="L151" class="LineNr">151 </span> <span class="PreProc">var</span> h/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L152" class="LineNr">152 </span> <span class="PreProc">var</span> s/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L153" class="LineNr">153 </span> <span class="PreProc">var</span> l/<span class="muRegEbx">ebx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L154" class="LineNr">154 </span> h, s, l <span class="Special"><-</span> <a href='505colors.mu.html#L5'>hsl</a> <span class="Constant">0xff</span>, <span class="Constant">0</span>, <span class="Constant">0</span>
<span id="L155" class="LineNr">155 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> h, <span class="Constant">0</span>, <span class="Constant">"F - <a href='505colors.mu.html#L150'>test-hsl-extremely-red</a>/hue"</span>
<span id="L156" class="LineNr">156 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> s, <span class="Constant">0xff</span>, <span class="Constant">"F - <a href='505colors.mu.html#L150'>test-hsl-extremely-red</a>/saturation"</span>
<span id="L157" class="LineNr">157 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> l, <span class="Constant">0x7f</span>, <span class="Constant">"F - <a href='505colors.mu.html#L150'>test-hsl-extremely-red</a>/luminance"</span> <span class="muComment"># TODO: should round up</span>
<span id="L158" class="LineNr">158 </span><span class="Delimiter">}</span>
<span id="L159" class="LineNr">159 </span>
<span id="L160" class="LineNr">160 </span><span class="muComment"># green hues: 0x55-0xaa</span>
<span id="L161" class="LineNr">161 </span><span class="PreProc">fn</span> <span class="muTest"><a href='505colors.mu.html#L161'>test-hsl-slightly-green</a></span> <span class="Delimiter">{</span>
<span id="L162" class="LineNr">162 </span> <span class="PreProc">var</span> h/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L163" class="LineNr">163 </span> <span class="PreProc">var</span> s/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L164" class="LineNr">164 </span> <span class="PreProc">var</span> l/<span class="muRegEbx">ebx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L165" class="LineNr">165 </span> h, s, l <span class="Special"><-</span> <a href='505colors.mu.html#L5'>hsl</a> <span class="Constant">0xfe</span>, <span class="Constant">0xff</span>, <span class="Constant">0xfe</span>
<span id="L166" class="LineNr">166 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> h, <span class="Constant">0x55</span>, <span class="Constant">"F - <a href='505colors.mu.html#L161'>test-hsl-slightly-green</a>/hue"</span>
<span id="L167" class="LineNr">167 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> s, <span class="Constant">0xff</span>, <span class="Constant">"F - <a href='505colors.mu.html#L161'>test-hsl-slightly-green</a>/saturation"</span>
<span id="L168" class="LineNr">168 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> l, <span class="Constant">0xfe</span>, <span class="Constant">"F - <a href='505colors.mu.html#L161'>test-hsl-slightly-green</a>/luminance"</span> <span class="muComment"># TODO: should round up</span>
<span id="L169" class="LineNr">169 </span><span class="Delimiter">}</span>
<span id="L170" class="LineNr">170 </span>
<span id="L171" class="LineNr">171 </span><span class="PreProc">fn</span> <span class="muTest"><a href='505colors.mu.html#L171'>test-hsl-extremely-green</a></span> <span class="Delimiter">{</span>
<span id="L172" class="LineNr">172 </span> <span class="PreProc">var</span> h/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L173" class="LineNr">173 </span> <span class="PreProc">var</span> s/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L174" class="LineNr">174 </span> <span class="PreProc">var</span> l/<span class="muRegEbx">ebx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L175" class="LineNr">175 </span> h, s, l <span class="Special"><-</span> <a href='505colors.mu.html#L5'>hsl</a> <span class="Constant">0</span>, <span class="Constant">0xff</span>, <span class="Constant">0</span>
<span id="L176" class="LineNr">176 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> h, <span class="Constant">0x55</span>, <span class="Constant">"F - <a href='505colors.mu.html#L171'>test-hsl-extremely-green</a>/hue"</span>
<span id="L177" class="LineNr">177 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> s, <span class="Constant">0xff</span>, <span class="Constant">"F - <a href='505colors.mu.html#L171'>test-hsl-extremely-green</a>/saturation"</span>
<span id="L178" class="LineNr">178 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> l, <span class="Constant">0x7f</span>, <span class="Constant">"F - <a href='505colors.mu.html#L171'>test-hsl-extremely-green</a>/luminance"</span> <span class="muComment"># TODO: should round up</span>
<span id="L179" class="LineNr">179 </span><span class="Delimiter">}</span>
<span id="L180" class="LineNr">180 </span>
<span id="L181" class="LineNr">181 </span><span class="muComment"># blue hues: 0xab-0xff</span>
<span id="L182" class="LineNr">182 </span><span class="PreProc">fn</span> <span class="muTest"><a href='505colors.mu.html#L182'>test-hsl-slightly-blue</a></span> <span class="Delimiter">{</span>
<span id="L183" class="LineNr">183 </span> <span class="PreProc">var</span> h/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L184" class="LineNr">184 </span> <span class="PreProc">var</span> s/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L185" class="LineNr">185 </span> <span class="PreProc">var</span> l/<span class="muRegEbx">ebx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L186" class="LineNr">186 </span> h, s, l <span class="Special"><-</span> <a href='505colors.mu.html#L5'>hsl</a> <span class="Constant">0xfe</span>, <span class="Constant">0xfe</span>, <span class="Constant">0xff</span>
<span id="L187" class="LineNr">187 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> h, <span class="Constant">0xab</span>, <span class="Constant">"F - <a href='505colors.mu.html#L182'>test-hsl-slightly-blue</a>/hue"</span>
<span id="L188" class="LineNr">188 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> s, <span class="Constant">0xff</span>, <span class="Constant">"F - <a href='505colors.mu.html#L182'>test-hsl-slightly-blue</a>/saturation"</span>
<span id="L189" class="LineNr">189 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> l, <span class="Constant">0xfe</span>, <span class="Constant">"F - <a href='505colors.mu.html#L182'>test-hsl-slightly-blue</a>/luminance"</span> <span class="muComment"># TODO: should round up</span>
<span id="L190" class="LineNr">190 </span><span class="Delimiter">}</span>
<span id="L191" class="LineNr">191 </span>
<span id="L192" class="LineNr">192 </span><span class="PreProc">fn</span> <span class="muTest"><a href='505colors.mu.html#L192'>test-hsl-extremely-blue</a></span> <span class="Delimiter">{</span>
<span id="L193" class="LineNr">193 </span> <span class="PreProc">var</span> h/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L194" class="LineNr">194 </span> <span class="PreProc">var</span> s/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L195" class="LineNr">195 </span> <span class="PreProc">var</span> l/<span class="muRegEbx">ebx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L196" class="LineNr">196 </span> h, s, l <span class="Special"><-</span> <a href='505colors.mu.html#L5'>hsl</a> <span class="Constant">0</span>, <span class="Constant">0</span>, <span class="Constant">0xff</span>
<span id="L197" class="LineNr">197 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> h, <span class="Constant">0xab</span>, <span class="Constant">"F - <a href='505colors.mu.html#L192'>test-hsl-extremely-blue</a>/hue"</span>
<span id="L198" class="LineNr">198 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> s, <span class="Constant">0xff</span>, <span class="Constant">"F - <a href='505colors.mu.html#L192'>test-hsl-extremely-blue</a>/saturation"</span>
<span id="L199" class="LineNr">199 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> l, <span class="Constant">0x7f</span>, <span class="Constant">"F - <a href='505colors.mu.html#L192'>test-hsl-extremely-blue</a>/luminance"</span> <span class="muComment"># TODO: should round up</span>
<span id="L200" class="LineNr">200 </span><span class="Delimiter">}</span>
<span id="L201" class="LineNr">201 </span>
<span id="L202" class="LineNr">202 </span><span class="muComment"># cyan: 0x7f</span>
<span id="L203" class="LineNr">203 </span>
<span id="L204" class="LineNr">204 </span><span class="PreProc">fn</span> <span class="muTest"><a href='505colors.mu.html#L204'>test-hsl-cyan</a></span> <span class="Delimiter">{</span>
<span id="L205" class="LineNr">205 </span> <span class="PreProc">var</span> h/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L206" class="LineNr">206 </span> <span class="PreProc">var</span> s/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L207" class="LineNr">207 </span> <span class="PreProc">var</span> l/<span class="muRegEbx">ebx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L208" class="LineNr">208 </span> h, s, l <span class="Special"><-</span> <a href='505colors.mu.html#L5'>hsl</a> <span class="Constant">0</span>, <span class="Constant">0xff</span>, <span class="Constant">0xff</span>
<span id="L209" class="LineNr">209 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> h, <span class="Constant">0x80</span>, <span class="Constant">"F - <a href='505colors.mu.html#L204'>test-hsl-cyan</a>/hue"</span>
<span id="L210" class="LineNr">210 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> s, <span class="Constant">0xff</span>, <span class="Constant">"F - <a href='505colors.mu.html#L204'>test-hsl-cyan</a>/saturation"</span>
<span id="L211" class="LineNr">211 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> l, <span class="Constant">0x7f</span>, <span class="Constant">"F - <a href='505colors.mu.html#L204'>test-hsl-cyan</a>/luminance"</span> <span class="muComment"># TODO: should round up</span>
<span id="L212" class="LineNr">212 </span><span class="Delimiter">}</span>
<span id="L213" class="LineNr">213 </span>
<span id="L214" class="LineNr">214 </span><span class="muComment">###</span>
<span id="L215" class="LineNr">215 </span>
<span id="L216" class="LineNr">216 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='505colors.mu.html#L216'>maximum</a></span> a: int, b: int<span class="PreProc"> -> </span>_/eax: int <span class="Delimiter">{</span>
<span id="L217" class="LineNr">217 </span> <span class="PreProc">var</span> a2/eax: int <span class="Special"><-</span> copy a
<span id="L218" class="LineNr">218 </span> compare a2, b
<span id="L219" class="LineNr">219 </span> <span class="Delimiter">{</span>
<span id="L220" class="LineNr">220 </span> <span class="PreProc">break-if-<</span>
<span id="L221" class="LineNr">221 </span> <span class="PreProc">return</span> a
<span id="L222" class="LineNr">222 </span> <span class="Delimiter">}</span>
<span id="L223" class="LineNr">223 </span> <span class="PreProc">return</span> b
<span id="L224" class="LineNr">224 </span><span class="Delimiter">}</span>
<span id="L225" class="LineNr">225 </span>
<span id="L226" class="LineNr">226 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='505colors.mu.html#L226'>minimum</a></span> a: int, b: int<span class="PreProc"> -> </span>_/eax: int <span class="Delimiter">{</span>
<span id="L227" class="LineNr">227 </span> <span class="PreProc">var</span> a2/eax: int <span class="Special"><-</span> copy a
<span id="L228" class="LineNr">228 </span> compare a2, b
<span id="L229" class="LineNr">229 </span> <span class="Delimiter">{</span>
<span id="L230" class="LineNr">230 </span> <span class="PreProc">break-if-></span>
<span id="L231" class="LineNr">231 </span> <span class="PreProc">return</span> a
<span id="L232" class="LineNr">232 </span> <span class="Delimiter">}</span>
<span id="L233" class="LineNr">233 </span> <span class="PreProc">return</span> b
<span id="L234" class="LineNr">234 </span><span class="Delimiter">}</span>
</pre>
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