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Funkin/source/funkin/audio/visualize/ABotVis.hx
2024-07-29 17:26:49 -04:00

193 lines
6 KiB
Haxe

package funkin.audio.visualize;
import flixel.FlxSprite;
import flixel.graphics.frames.FlxAtlasFrames;
import flixel.group.FlxSpriteGroup.FlxTypedSpriteGroup;
import flixel.sound.FlxSound;
import funkin.vis.dsp.SpectralAnalyzer;
import funkin.vis.audioclip.frontends.LimeAudioClip;
using Lambda;
class ABotVis extends FlxTypedSpriteGroup<FlxSprite>
{
// public var vis:VisShit;
var analyzer:SpectralAnalyzer;
var volumes:Array<Float> = [];
public var snd:FlxSound;
public function new(snd:FlxSound)
{
super();
this.snd = snd;
// vis = new VisShit(snd);
// vis.snd = snd;
var visFrms:FlxAtlasFrames = Paths.getSparrowAtlas('aBotViz');
// these are the differences in X position, from left to right
var positionX:Array<Float> = [0, 59, 56, 66, 54, 52, 51];
var positionY:Array<Float> = [0, -8, -3.5, -0.4, 0.5, 4.7, 7];
for (lol in 1...8)
{
// pushes initial value
volumes.push(0.0);
var sum = function(num:Float, total:Float) return total += num;
var posX:Float = positionX.slice(0, lol).fold(sum, 0);
var posY:Float = positionY.slice(0, lol).fold(sum, 0);
var viz:FlxSprite = new FlxSprite(posX, posY);
viz.frames = visFrms;
add(viz);
var visStr = 'viz';
viz.animation.addByPrefix('VIZ', visStr + lol, 0);
viz.animation.play('VIZ', false, false, 6);
}
}
public function initAnalyzer()
{
@:privateAccess
analyzer = new SpectralAnalyzer(snd._channel.__audioSource, 7, 0.1, 40);
#if desktop
// On desktop it uses FFT stuff that isn't as optimized as the direct browser stuff we use on HTML5
// So we want to manually change it!
analyzer.fftN = 256;
#end
// analyzer.maxDb = -35;
// analyzer.fftN = 2048;
}
var visTimer:Float = -1;
var visTimeMax:Float = 1 / 30;
override function update(elapsed:Float)
{
// updateViz();
// updateFFT(elapsed);
//
super.update(elapsed);
}
static inline function min(x:Int, y:Int):Int
{
return x > y ? y : x;
}
override function draw()
{
if (analyzer != null) drawFFT();
super.draw();
}
/**
* TJW funkin.vis based visualizer! updateFFT() is the old nasty shit that dont worky!
*/
function drawFFT():Void
{
var levels = analyzer.getLevels();
for (i in 0...min(group.members.length, levels.length))
{
var animFrame:Int = Math.round(levels[i].value * 5);
#if desktop
animFrame = Math.round(animFrame * FlxG.sound.volume);
#end
animFrame = Math.floor(Math.min(5, animFrame));
animFrame = Math.floor(Math.max(0, animFrame));
animFrame = Std.int(Math.abs(animFrame - 5)); // shitty dumbass flip, cuz dave got da shit backwards lol!
group.members[i].animation.curAnim.curFrame = animFrame;
}
}
// function updateFFT(elapsed:Float)
// {
// if (vis.snd != null)
// {
// vis.checkAndSetBuffer();
// if (vis.setBuffer)
// {
// var remappedShit:Int = 0;
// if (vis.snd.playing) remappedShit = Std.int(FlxMath.remapToRange(vis.snd.time, 0, vis.snd.length, 0, vis.numSamples));
// else
// remappedShit = Std.int(FlxMath.remapToRange(Conductor.instance.songPosition, 0, vis.snd.length, 0, vis.numSamples));
// var fftSamples:Array<Float> = [];
// var swagBucks = remappedShit;
// for (i in remappedShit...remappedShit + (Std.int((44100 * (1 / 144)))))
// {
// var left = vis.audioData[swagBucks] / 32767;
// var right = vis.audioData[swagBucks + 1] / 32767;
// var balanced = (left + right) / 2;
// swagBucks += 2;
// fftSamples.push(balanced);
// }
// var freqShit = vis.funnyFFT(fftSamples);
// for (i in 0...group.members.length)
// {
// var getSliceShit = function(s:Int) {
// var powShit = FlxMath.remapToRange(s, 0, group.members.length, 0, MathUtil.logBase(10, freqShit[0].length));
// return Math.round(Math.pow(10, powShit));
// };
// // var powShit:Float = getSliceShit(i);
// var hzSliced:Int = getSliceShit(i);
// var sliceLength:Int = Std.int(freqShit[0].length / group.members.length);
// var volSlice = freqShit[0].slice(hzSliced, getSliceShit(i + 1));
// var avgVel:Float = 0;
// for (slice in volSlice)
// {
// avgVel += slice;
// }
// avgVel /= volSlice.length;
// avgVel *= 10000000;
// volumes[i] += avgVel - (elapsed * (volumes[i] * 50));
// var animFrame:Int = Std.int(volumes[i]);
// animFrame = Math.floor(Math.min(5, animFrame));
// animFrame = Math.floor(Math.max(0, animFrame));
// animFrame = Std.int(Math.abs(animFrame - 5)); // shitty dumbass flip, cuz dave got da shit backwards lol!
// group.members[i].animation.curAnim.curFrame = animFrame;
// if (FlxG.keys.justPressed.U)
// {
// trace(avgVel);
// trace(group.members[i].animation.curAnim.curFrame);
// }
// }
// // group.members[0].animation.curAnim.curFrame =
// }
// }
// }
// public function updateViz()
// {
// if (vis.snd != null)
// {
// var remappedShit:Int = 0;
// vis.checkAndSetBuffer();
// if (vis.setBuffer)
// {
// // var startingSample:Int = Std.int(FlxMath.remapToRange)
// if (vis.snd.playing) remappedShit = Std.int(FlxMath.remapToRange(vis.snd.time, 0, vis.snd.length, 0, vis.numSamples));
// for (i in 0...group.members.length)
// {
// var sampleApprox:Int = Std.int(FlxMath.remapToRange(i, 0, group.members.length, remappedShit, remappedShit + 500));
// var left = vis.audioData[sampleApprox] / 32767;
// var animFrame:Int = Std.int(FlxMath.remapToRange(left, -1, 1, 0, 6));
// group.members[i].animation.curAnim.curFrame = animFrame;
// }
// }
// }
// }
}