cowarin/Funkin
1
0
Fork 0
mirror of https://github.com/ninjamuffin99/Funkin.git synced 2024-09-19 00:21:11 +00:00
Code Issues Releases Wiki Activity

slightly diff spectogram / optimize

Browse source
This commit is contained in:
Cameron Taylor 2021-09-16 14:50:02 -04:00
parent a2eeaf5c3c
commit 4212e59937
2 changed files with 28 additions and 11 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
source/ChartingState.hx
View file

@ -96,7 +96,7 @@ class ChartingState extends MusicBeatState
// sys.io.File.saveContent('./bitShit.txt', "swag");
trace(audioBuf.sampleRate);
// trace(audioBuf.sampleRate);
var spec:SpectogramSprite = new SpectogramSprite();
spec.scrollFactor.set();

37
source/SpectogramSprite.hx
View file

@ -1,6 +1,8 @@
package;
import flixel.FlxSprite;
import flixel.group.FlxGroup;
import flixel.group.FlxSpriteGroup.FlxTypedSpriteGroup;
import flixel.math.FlxMath;
import flixel.math.FlxPoint;
import flixel.util.FlxColor;
@ -8,13 +10,25 @@ import lime.utils.Int16Array;
using flixel.util.FlxSpriteUtil;
class SpectogramSprite extends FlxSprite
class SpectogramSprite extends FlxTypedSpriteGroup<FlxSprite>
{
public function new()
{
super();
makeGraphic(200, 200, FlxColor.BLACK);
for (i in 0...256)
{
var lineShit:FlxSprite = new FlxSprite(100, i / 256 * FlxG.height).makeGraphic(1, 1);
// lineShit.origin.set();
// var xClip = lineShit.clipRect;
// xClip.width = 1;
// lineShit.clipRect = xClip;
add(lineShit);
}
// makeGraphic(200, 200, FlxColor.BLACK);
}
override function update(elapsed:Float)
@ -23,29 +37,32 @@ class SpectogramSprite extends FlxSprite
{
if (FlxG.sound.music.playing)
{
FlxSpriteUtil.drawRect(this, 0, 0, width, height, 0x45000000);
// FlxSpriteUtil.drawRect(this, 0, 0, width, height, 0x45000000);
@:privateAccess
var audioData:Int16Array = FlxG.sound.music._channel.__source.buffer.data; // jank and hacky lol!
var numSamples:Int = Std.int(audioData.length / 2);
var remappedShit:Int = Std.int(FlxMath.remapToRange(FlxG.sound.music.time, 0, FlxG.sound.music.length, 0, numSamples));
var i = remappedShit;
var prevLine:FlxPoint = new FlxPoint();
var swagheight:Int = 200;
for (sample in remappedShit...remappedShit + 256)
{
var left = audioData[i] / 32767;
i += 2;
var remappedSample:Float = FlxMath.remapToRange(sample, remappedShit, remappedShit + 256, 0, 1);
var remappedSample:Float = FlxMath.remapToRange(sample, remappedShit, remappedShit + 256, 0, 255);
FlxSpriteUtil.drawLine(this, prevLine.x, prevLine.y, width * remappedSample, left * height / 2 + height / 2);
prevLine.x = width * remappedSample;
prevLine.y = left * height / 2 + height / 2;
group.members[Std.int(remappedSample)].x = prevLine.x;
// group.members[0].y = prevLine.y;
// FlxSpriteUtil.drawLine(this, prevLine.x, prevLine.y, width * remappedSample, left * height / 2 + height / 2);
prevLine.x = left * swagheight / 2 + swagheight / 2;
// width * (remappedSample / 255);
// prevLine.y = left * swagheight / 2 + swagheight / 2;
}
}
}