gabry/CodenameEngine
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

/*waveforms*/

Browse Source
This commit is contained in:
lunarcleint
2024-02-13 15:32:55 -07:00
parent 1057c035d3
commit f990cd3d14
2 changed files with 89 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
source/funkin/backend/utils/AudioAnalyzer.hx
+40
View File
@@ -0,0 +1,40 @@
package funkin.backend.utils;
import flixel.sound.FlxSound;
import lime.media.AudioBuffer;
// Thank you yosh :DDD -lunar
// (https://github.com/FNF-CNE-Devs/YoshiCrafterEngine/blob/main/source/WaveformSprite.hx)
class AudioAnalyzer {
public var buffer:AudioBuffer;
var __peakByte:Float = 0;
var __timeMulti:Float = 0;
public function new(sound:FlxSound) {
@:privateAccess buffer = sound._sound.__buffer;
__peakByte = Math.pow(2, buffer.bitsPerSample-1)-1;
__timeMulti = 1 / (1 / buffer.sampleRate);
__timeMulti *= buffer.bitsPerSample;
__timeMulti -= __timeMulti % buffer.bitsPerSample;
}
public function analyze(startPos:Float, endPos:Float):Float {
var bytesStartPos:Int = Math.floor(startPos * __timeMulti / 4000 / buffer.bitsPerSample) * buffer.bitsPerSample;
var bytesEndPos:Int = Math.floor(endPos * __timeMulti / 4000 / buffer.bitsPerSample) * buffer.bitsPerSample;
bytesStartPos -= bytesStartPos % buffer.bitsPerSample;
bytesEndPos -= bytesEndPos % buffer.bitsPerSample;
var maxByte:Int = 0;
for(i in 0...Math.floor((bytesEndPos - bytesStartPos) / buffer.bitsPerSample)) {
var byte:Int = buffer.data.buffer.get(bytesStartPos + (i * buffer.bitsPerSample))
| (buffer.data.buffer.get(bytesStartPos + (i * buffer.bitsPerSample) + 1) << 8);
if (byte > 256 * 128) byte -= 256 * 256;
if (maxByte < byte) maxByte = byte;
}
return maxByte/__peakByte;
}
}
source/funkin/editors/charter/Charter.hx
+49 -3
View File
@@ -1,5 +1,7 @@
package funkin.editors.charter;
import openfl.geom.Rectangle;
import flixel.util.FlxSpriteUtil;
import funkin.editors.ui.UIContextMenu.UIContextMenuOptionSpr;
import funkin.editors.ui.UITopMenu.UITopMenuButton;
import funkin.editors.charter.CharterStrumline;
@@ -21,6 +23,8 @@ import funkin.editors.ui.UIContextMenu.UIContextMenuOption;
import funkin.editors.ui.UIState;
import openfl.net.FileReference;
using flixel.util.FlxColor;
class Charter extends UIState {
public static var __song:String;
static var __diff:String;
@@ -525,10 +529,47 @@ class Charter extends UIState {
buildNoteTypesUI();
refreshBPMSensitive();
// Cool shit :DD
__relinkSelection();
__relinkUndos();
__applyPlaytestInfo();
/*
var analyzer:AudioAnalyzer = new AudioAnalyzer(FlxG.sound.music);
var waveFormDetail:Int = 40; // min 1, max 40
var beatHeight:Float = Conductor.stepsPerBeat*40;
var measureHeight:Float = beatHeight*Conductor.beatsPerMeasure;
for (measure in 0...Std.int(Conductor.getMeasuresLength())) {
for (beat in 0...Std.int(Conductor.beatsPerMeasure)) {
var startTime:Float = Conductor.getTimeForStep((measure*Conductor.getMeasureLength()) + (beat*Conductor.stepsPerBeat));
var endTime:Float = Conductor.getTimeForStep((measure*Conductor.getMeasureLength()) + ((beat+1)*Conductor.stepsPerBeat));
var anlyzedData:Array<Float> = [
for (i in 0...Std.int(Conductor.stepsPerBeat*waveFormDetail))
analyzer.analyze(
startTime + ((endTime-startTime)*(i/Std.int(Conductor.stepsPerBeat*waveFormDetail))),
startTime + ((endTime-startTime)*((i+1)/Std.int(Conductor.stepsPerBeat*waveFormDetail)))
)
];
var sprite:FlxSprite = new FlxSprite(0, (measureHeight*measure) + (beatHeight*beat)).makeGraphic(
160, Std.int(Conductor.stepsPerBeat*40), 0, true
);
sprite.cameras = [charterCamera];
add(sprite);
sprite.pixels.lock();
for (i=>segement in anlyzedData) {
var w:Float = (160)*segement;
var x:Float = ((40*4) / 2) - (w / 2);
var h:Float = beatHeight/anlyzedData.length;
var y:Float = (beatHeight/Std.int(Conductor.stepsPerBeat*waveFormDetail))*i;
sprite.pixels.fillRect(new Rectangle(x, y, w, h), 0xFFFFFFFF);
}
sprite.pixels.unlock();
}
}
*/
}
public var __endStep:Float = 0;
@@ -567,9 +608,14 @@ class Charter extends UIState {
selection.push(cast n);
else if (FlxG.keys.pressed.SHIFT)
selection.remove(cast n);
else
selection = [cast n];
else {
if (n is CharterNote)
deleteSingleSelection(n);
else
selection = [cast n];
}
}
if (FlxG.mouse.justReleasedRight) {
var mousePos = FlxG.mouse.getScreenPosition(uiCamera);
if (!selection.contains(cast n))