mirror of
https://github.com/ninjamuffin99/Funkin.git
synced 2024-11-30 02:33:40 +00:00
285 lines
7.4 KiB
Haxe
285 lines
7.4 KiB
Haxe
package funkin.audiovis;
|
|
|
|
import flixel.FlxSprite;
|
|
import flixel.group.FlxGroup;
|
|
import flixel.group.FlxSpriteGroup.FlxTypedSpriteGroup;
|
|
import flixel.math.FlxMath;
|
|
import flixel.math.FlxPoint;
|
|
import flixel.math.FlxVector;
|
|
import flixel.system.FlxSound;
|
|
import flixel.util.FlxColor;
|
|
import funkin.audiovis.PolygonSpectogram.VISTYPE;
|
|
import funkin.audiovis.VisShit.CurAudioInfo;
|
|
import funkin.audiovis.dsp.FFT;
|
|
import haxe.Timer;
|
|
import lime.system.ThreadPool;
|
|
import lime.utils.Int16Array;
|
|
|
|
using Lambda;
|
|
using flixel.util.FlxSpriteUtil;
|
|
|
|
class SpectogramSprite extends FlxTypedSpriteGroup<FlxSprite>
|
|
{
|
|
var sampleRate:Int;
|
|
|
|
var lengthOfShit:Int = 500;
|
|
|
|
public var visType:VISTYPE = UPDATED;
|
|
|
|
public var col:Int = FlxColor.WHITE;
|
|
public var daHeight:Float = FlxG.height;
|
|
|
|
public var vis:VisShit;
|
|
|
|
public function new(daSound:FlxSound, ?col:FlxColor = FlxColor.WHITE, ?height:Float = 720, ?amnt:Int = 500)
|
|
{
|
|
super();
|
|
|
|
vis = new VisShit(daSound);
|
|
this.col = col;
|
|
this.daHeight = height;
|
|
lengthOfShit = amnt;
|
|
|
|
regenLineShit();
|
|
|
|
// makeGraphic(200, 200, FlxColor.BLACK);
|
|
}
|
|
|
|
public function regenLineShit():Void
|
|
{
|
|
for (i in 0...lengthOfShit)
|
|
{
|
|
var lineShit:FlxSprite = new FlxSprite(100, i / lengthOfShit * daHeight).makeGraphic(1, 1, col);
|
|
lineShit.active = false;
|
|
lineShit.ID = i;
|
|
add(lineShit);
|
|
}
|
|
}
|
|
|
|
var setBuffer:Bool = false;
|
|
|
|
public var audioData:Int16Array;
|
|
|
|
var numSamples:Int = 0;
|
|
|
|
public var wavOptimiz:Int = 10;
|
|
|
|
override function update(elapsed:Float)
|
|
{
|
|
switch (visType)
|
|
{
|
|
case UPDATED:
|
|
updateVisulizer();
|
|
|
|
case FREQUENCIES:
|
|
updateFFT();
|
|
default:
|
|
}
|
|
|
|
forEach(spr ->
|
|
{
|
|
spr.visible = spr.ID % wavOptimiz == 0;
|
|
});
|
|
|
|
// if visType is static, call updateVisulizer() manually whenever you want to update it!
|
|
|
|
super.update(elapsed);
|
|
}
|
|
|
|
/**
|
|
* @param start is the start in milliseconds?
|
|
*/
|
|
public function generateSection(start:Float = 0, seconds:Float = 1):Void
|
|
{
|
|
checkAndSetBuffer();
|
|
|
|
// vis.checkAndSetBuffer();
|
|
|
|
if (setBuffer)
|
|
{
|
|
var samplesToGen:Int = Std.int(sampleRate * seconds);
|
|
var startingSample:Int = Std.int(FlxMath.remapToRange(start, 0, vis.snd.length, 0, numSamples));
|
|
|
|
var prevLine:FlxPoint = new FlxPoint();
|
|
|
|
for (i in 0...group.members.length)
|
|
{
|
|
var sampleApprox:Int = Std.int(FlxMath.remapToRange(i, 0, group.members.length, startingSample, startingSample + samplesToGen));
|
|
var curAud:CurAudioInfo = VisShit.getCurAud(audioData, sampleApprox);
|
|
|
|
var swagheight:Int = 200;
|
|
|
|
group.members[i].x = prevLine.x;
|
|
group.members[i].y = prevLine.y;
|
|
|
|
prevLine.x = (curAud.balanced * swagheight / 2 + swagheight / 2) + x;
|
|
prevLine.y = (i / group.members.length * daHeight) + y;
|
|
|
|
var line = FlxVector.get(prevLine.x - group.members[i].x, prevLine.y - group.members[i].y);
|
|
|
|
group.members[i].setGraphicSize(Std.int(Math.max(line.length, 1)), Std.int(1));
|
|
group.members[i].angle = line.degrees;
|
|
}
|
|
|
|
wavOptimiz = 1; // hard set wavOptimiz to 1 so its a pure thing
|
|
}
|
|
}
|
|
|
|
public function checkAndSetBuffer()
|
|
{
|
|
vis.checkAndSetBuffer();
|
|
|
|
if (vis.setBuffer)
|
|
{
|
|
audioData = vis.audioData;
|
|
sampleRate = vis.sampleRate;
|
|
setBuffer = vis.setBuffer;
|
|
numSamples = Std.int(audioData.length / 2);
|
|
}
|
|
}
|
|
|
|
var doAnim:Bool = false;
|
|
var frameCounter:Int = 0;
|
|
|
|
public function updateFFT()
|
|
{
|
|
if (vis.snd != null)
|
|
{
|
|
var remappedShit:Int = 0;
|
|
|
|
checkAndSetBuffer();
|
|
|
|
if (!doAnim)
|
|
{
|
|
frameCounter++;
|
|
|
|
if (frameCounter >= 0)
|
|
{
|
|
frameCounter = 0;
|
|
doAnim = true;
|
|
}
|
|
}
|
|
|
|
if (setBuffer && doAnim)
|
|
{
|
|
doAnim = false;
|
|
|
|
if (vis.snd.playing)
|
|
remappedShit = Std.int(FlxMath.remapToRange(vis.snd.time, 0, vis.snd.length, 0, numSamples));
|
|
else
|
|
remappedShit = Std.int(FlxMath.remapToRange(Conductor.songPosition, 0, vis.snd.length, 0, numSamples));
|
|
|
|
var fftSamples:Array<Float> = [];
|
|
var i = remappedShit;
|
|
|
|
for (sample in remappedShit...remappedShit + (Std.int((44100 * (1 / 144)))))
|
|
{
|
|
var curAud:CurAudioInfo = VisShit.getCurAud(audioData, i);
|
|
i += 2;
|
|
|
|
fftSamples.push(curAud.balanced);
|
|
}
|
|
|
|
var freqShit = vis.funnyFFT(fftSamples);
|
|
var prevLine:FlxPoint = new FlxPoint();
|
|
var swagheight:Int = 200;
|
|
|
|
for (i in 0...group.members.length)
|
|
{
|
|
// needs to be exponential growth / scaling
|
|
// still need to optmize the FFT to run better, gets only samples needed?
|
|
// not every frequency is built the same!
|
|
// 20hz to 40z is a LOT of subtle low ends, but somethin like 20,000hz to 20,020hz, the difference is NOT the same!
|
|
|
|
var powedShit:Float = FlxMath.remapToRange(i, 0, group.members.length, 0, 4);
|
|
|
|
// a value between 10hz and 100Khz
|
|
var hzPicker:Float = Math.pow(10, powedShit);
|
|
|
|
// var sampleApprox:Int = Std.int(FlxMath.remapToRange(i, 0, group.members.length, startingSample, startingSample + samplesToGen));
|
|
var remappedFreq:Int = Std.int(FlxMath.remapToRange(hzPicker, 0, 10000, 0, freqShit[0].length - 1));
|
|
|
|
group.members[i].x = prevLine.x;
|
|
group.members[i].y = prevLine.y;
|
|
|
|
var freqPower:Float = 0;
|
|
|
|
for (pow in 0...freqShit.length)
|
|
freqPower += freqShit[pow][remappedFreq];
|
|
|
|
freqPower /= freqShit.length;
|
|
var freqIDK:Float = FlxMath.remapToRange(freqPower, 0, 0.000005, 0, 50);
|
|
|
|
prevLine.x = (freqIDK * swagheight / 2 + swagheight / 2) + x;
|
|
prevLine.y = (i / group.members.length * daHeight) + y;
|
|
|
|
var line = FlxVector.get(prevLine.x - group.members[i].x, prevLine.y - group.members[i].y);
|
|
|
|
// dont draw a line until i figure out a nicer way to view da spikes and shit idk lol!
|
|
// group.members[i].setGraphicSize(Std.int(Math.max(line.length, 1)), Std.int(1));
|
|
// group.members[i].angle = line.degrees;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
var curTime:Float = 0;
|
|
|
|
public function updateVisulizer():Void
|
|
{
|
|
if (vis.snd != null)
|
|
{
|
|
var remappedShit:Int = 0;
|
|
|
|
checkAndSetBuffer();
|
|
|
|
if (setBuffer)
|
|
{
|
|
if (vis.snd.playing)
|
|
remappedShit = Std.int(FlxMath.remapToRange(vis.snd.time, 0, vis.snd.length, 0, numSamples));
|
|
else
|
|
{
|
|
if (curTime == Conductor.songPosition)
|
|
{
|
|
wavOptimiz = 3;
|
|
return; // already did shit, so finishes function early
|
|
}
|
|
|
|
curTime = Conductor.songPosition;
|
|
|
|
remappedShit = Std.int(FlxMath.remapToRange(Conductor.songPosition, 0, vis.snd.length, 0, numSamples));
|
|
}
|
|
|
|
wavOptimiz = 8;
|
|
|
|
var i = remappedShit;
|
|
var prevLine:FlxPoint = new FlxPoint();
|
|
|
|
var swagheight:Int = 200;
|
|
|
|
for (sample in remappedShit...remappedShit + lengthOfShit)
|
|
{
|
|
var curAud:CurAudioInfo = VisShit.getCurAud(audioData, i);
|
|
|
|
i += 2;
|
|
|
|
var remappedSample:Float = FlxMath.remapToRange(sample, remappedShit, remappedShit + lengthOfShit, 0, lengthOfShit - 1);
|
|
|
|
group.members[Std.int(remappedSample)].x = prevLine.x;
|
|
group.members[Std.int(remappedSample)].y = prevLine.y;
|
|
// group.members[0].y = prevLine.y;
|
|
|
|
// FlxSpriteUtil.drawLine(this, prevLine.x, prevLine.y, width * remappedSample, left * height / 2 + height / 2);
|
|
prevLine.x = (curAud.balanced * swagheight / 2 + swagheight / 2) + x;
|
|
prevLine.y = (Std.int(remappedSample) / lengthOfShit * daHeight) + y;
|
|
|
|
var line = FlxVector.get(prevLine.x - group.members[Std.int(remappedSample)].x, prevLine.y - group.members[Std.int(remappedSample)].y);
|
|
|
|
group.members[Std.int(remappedSample)].setGraphicSize(Std.int(Math.max(line.length, 1)), Std.int(1));
|
|
group.members[Std.int(remappedSample)].angle = line.degrees;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|