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<title>Mu - apps/color-game.mu</title>
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<a href='https://github.com/akkartik/mu/blob/main/apps/color-game.mu'>https://github.com/akkartik/mu/blob/main/apps/color-game.mu</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="muComment"># Guess the result of mixing two colors.</span>
<span id="L2" class="LineNr"> 2 </span>
<span id="L3" class="LineNr"> 3 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='color-game.mu.html#L3'>main</a></span> <a href='../500fake-screen.mu.html#L16'>screen</a>: (addr <a href='../500fake-screen.mu.html#L16'>screen</a>), keyboard: (addr keyboard), data-disk: (addr disk) <span class="Delimiter">{</span>
<span id="L4" class="LineNr"> 4 </span> <span class="PreProc">var</span> second-buffer: <a href='../500fake-screen.mu.html#L16'>screen</a>
<span id="L5" class="LineNr"> 5 </span> <span class="PreProc">var</span> second-screen/<span class="muRegEdi">edi</span>: (addr <a href='../500fake-screen.mu.html#L16'>screen</a>) <span class="Special"><-</span> address second-buffer
<span id="L6" class="LineNr"> 6 </span> <a href='../500fake-screen.mu.html#L34'>initialize-screen</a> second-screen, <span class="Constant">0x80</span>, <span class="Constant">0x30</span>, <span class="Constant">1</span>/include-pixels
<span id="L7" class="LineNr"> 7 </span> <span class="PreProc">var</span> leftx/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy <span class="Constant">0x80</span>
<span id="L8" class="LineNr"> 8 </span> <span class="PreProc">var</span> rightx/<span class="muRegEbx">ebx</span>: int <span class="Special"><-</span> copy <span class="Constant">0x380</span>
<span id="L9" class="LineNr"> 9 </span> <span class="Delimiter">{</span>
<span id="L10" class="LineNr">10 </span> compare leftx, rightx
<span id="L11" class="LineNr">11 </span> <span class="PreProc">break-if->=</span>
<span id="L12" class="LineNr">12 </span> <a href='../500fake-screen.mu.html#L330'>clear-screen</a> second-screen
<span id="L13" class="LineNr">13 </span> <span class="muComment"># interesting value: 9/blue with 0xe/yellow</span>
<span id="L14" class="LineNr">14 </span> <a href='color-game.mu.html#L31'>color-field</a> second-screen, leftx <span class="Constant">0x40</span>/y, <span class="Constant">0x40</span>/width <span class="Constant">0x40</span>/height, <span class="Constant">1</span>/blue
<span id="L15" class="LineNr">15 </span> <a href='color-game.mu.html#L31'>color-field</a> second-screen, rightx <span class="Constant">0x41</span>/y, <span class="Constant">0x40</span>/width <span class="Constant">0x40</span>/height, <span class="Constant">2</span>/green
<span id="L16" class="LineNr">16 </span> <a href='../500fake-screen.mu.html#L643'>copy-pixels</a> second-screen, <a href='../500fake-screen.mu.html#L16'>screen</a>
<span id="L17" class="LineNr">17 </span> <span class="muComment"># on the first iteration, give everyone a chance to make their guess</span>
<span id="L18" class="LineNr">18 </span> <span class="Delimiter">{</span>
<span id="L19" class="LineNr">19 </span> compare leftx, <span class="Constant">0x80</span>
<span id="L20" class="LineNr">20 </span> <span class="PreProc">break-if-></span>
<span id="L21" class="LineNr">21 </span> <span class="PreProc">var</span> x/eax: byte <span class="Special"><-</span> <a href='../102keyboard.subx.html#L21'>read-key</a> keyboard
<span id="L22" class="LineNr">22 </span> compare x, <span class="Constant">0</span>
<span id="L23" class="LineNr">23 </span> <span class="PreProc">loop-if-=</span>
<span id="L24" class="LineNr">24 </span> <span class="Delimiter">}</span>
<span id="L25" class="LineNr">25 </span> leftx <span class="Special"><-</span> add <span class="Constant">2</span>
<span id="L26" class="LineNr">26 </span> rightx <span class="Special"><-</span> subtract <span class="Constant">2</span>
<span id="L27" class="LineNr">27 </span> <span class="PreProc">loop</span>
<span id="L28" class="LineNr">28 </span> <span class="Delimiter">}</span>
<span id="L29" class="LineNr">29 </span><span class="Delimiter">}</span>
<span id="L30" class="LineNr">30 </span>
<span id="L31" class="LineNr">31 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='color-game.mu.html#L31'>color-field</a></span> <a href='../500fake-screen.mu.html#L16'>screen</a>: (addr <a href='../500fake-screen.mu.html#L16'>screen</a>), xmin: int, ymin: int, width: int, height: int, color: int <span class="Delimiter">{</span>
<span id="L32" class="LineNr">32 </span> <span class="PreProc">var</span> xmax/<span class="muRegEsi">esi</span>: int <span class="Special"><-</span> copy xmin
<span id="L33" class="LineNr">33 </span> xmax <span class="Special"><-</span> add width
<span id="L34" class="LineNr">34 </span> <span class="PreProc">var</span> ymax/<span class="muRegEdi">edi</span>: int <span class="Special"><-</span> copy ymin
<span id="L35" class="LineNr">35 </span> ymax <span class="Special"><-</span> add height
<span id="L36" class="LineNr">36 </span> <span class="PreProc">var</span> y/eax: int <span class="Special"><-</span> copy ymin
<span id="L37" class="LineNr">37 </span> <span class="Delimiter">{</span>
<span id="L38" class="LineNr">38 </span> compare y, ymax
<span id="L39" class="LineNr">39 </span> <span class="PreProc">break-if->=</span>
<span id="L40" class="LineNr">40 </span> <span class="PreProc">var</span> x/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy xmin
<span id="L41" class="LineNr">41 </span> <span class="Delimiter">{</span>
<span id="L42" class="LineNr">42 </span> compare x, xmax
<span id="L43" class="LineNr">43 </span> <span class="PreProc">break-if->=</span>
<span id="L44" class="LineNr">44 </span> <a href='../500fake-screen.mu.html#L580'>pixel</a> <a href='../500fake-screen.mu.html#L16'>screen</a>, x, y, color
<span id="L45" class="LineNr">45 </span> x <span class="Special"><-</span> add <span class="Constant">2</span>
<span id="L46" class="LineNr">46 </span> <span class="PreProc">loop</span>
<span id="L47" class="LineNr">47 </span> <span class="Delimiter">}</span>
<span id="L48" class="LineNr">48 </span> y <span class="Special"><-</span> increment
<span id="L49" class="LineNr">49 </span> compare y, ymax
<span id="L50" class="LineNr">50 </span> <span class="PreProc">break-if->=</span>
<span id="L51" class="LineNr">51 </span> <span class="PreProc">var</span> x/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy xmin
<span id="L52" class="LineNr">52 </span> x <span class="Special"><-</span> increment
<span id="L53" class="LineNr">53 </span> <span class="Delimiter">{</span>
<span id="L54" class="LineNr">54 </span> compare x, xmax
<span id="L55" class="LineNr">55 </span> <span class="PreProc">break-if->=</span>
<span id="L56" class="LineNr">56 </span> <a href='../500fake-screen.mu.html#L580'>pixel</a> <a href='../500fake-screen.mu.html#L16'>screen</a>, x, y, color
<span id="L57" class="LineNr">57 </span> x <span class="Special"><-</span> add <span class="Constant">2</span>
<span id="L58" class="LineNr">58 </span> <span class="PreProc">loop</span>
<span id="L59" class="LineNr">59 </span> <span class="Delimiter">}</span>
<span id="L60" class="LineNr">60 </span> y <span class="Special"><-</span> increment
<span id="L61" class="LineNr">61 </span> <span class="PreProc">loop</span>
<span id="L62" class="LineNr">62 </span> <span class="Delimiter">}</span>
<span id="L63" class="LineNr">63 </span><span class="Delimiter">}</span>
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