https://www.lexaloffle.com/bbs/?uid=82687 <p> <table><tr><td> <a href="/bbs/?pid=135466#p"> <img src="/bbs/thumbs/pico8_pcmwaveform-0.png" style="height:256px"></a> </td><td width=10></td><td valign=top> <a href="/bbs/?pid=135466#p"> PCM Waveform Visualizer</a><br><br> by <a href="/bbs/?uid=82687"> Haizlbliek</a> <br><br><br> <a href="/bbs/?pid=135466#p"> [Click to Play]</a> </td></tr></table> </p> <p>I have created a simple PCM audio visualiser while experimenting with PCM.</p> <p>It:</p> <ul> <li>Has three different waveforms: <ul> <li>Square</li> <li>Sine</li> <li>Harmonic</li> </ul></li> <li>Visualises the audio output</li> <li>Shows the formula for calculating the wave</li> <li>Allows adjustments to <ul> <li>Volume</li> <li>Frequency / Pitch</li> </ul></li> </ul> <p>I hope that this helps!</p> <p>Planning on making a simple way to play sound effects too. Have a nice day!</p> https://www.lexaloffle.com/bbs/?tid=54471 https://www.lexaloffle.com/bbs/?tid=54471 Thu, 05 Oct 2023 17:41:54 UTC <img style="margin-bottom:16px" border=0 src="/media/82687/Screen Shot 2023-09-30 at 2.42.43 PM.png" alt="" /> <p>A simple way to break Pico-8's palette.</p> <p>Changing the screen palette using <code>poke(0x5f2e, 1)</code> and then changing the red or dark red / purple colours, then running, exiting, and going to the sprite tab results in the above image. The red and dark red colours get <code>pal</code>ed in by Pico-8.</p> <p>Thought it would be an interesting first topic. Have a good day!</p> https://www.lexaloffle.com/bbs/?tid=54390 https://www.lexaloffle.com/bbs/?tid=54390 Sun, 01 Oct 2023 00:11:29 UTC