Files
CodenameEngine/source/funkin/game/Strum.hx
T

110 lines
3.8 KiB
Haxe

package funkin.game;
import funkin.options.Options;
import flixel.FlxSprite;
import flixel.math.FlxMath;
import flixel.math.FlxPoint;
import funkin.system.Conductor;
class Strum extends FlxSprite {
public var cpu = false;
public var lastHit:Float = -5000;
public var scrollSpeed:Null<Float> = null; // custom scroll speed per strum
public var noteAngle:Null<Float> = null; // custom scroll speed per strum
public var downscroll:Null<Bool> = false; // custom downscroll per strum
public function getScrollSpeed(?note:Note) {
if (note != null && note.scrollSpeed != null) return note.scrollSpeed;
if (scrollSpeed != null) return scrollSpeed;
if (PlayState.instance != null) return PlayState.instance.scrollSpeed;
return 1;
}
public function getNotesAngle(?note:Note) {
if (note != null && note.noteAngle != null) return note.noteAngle;
if (noteAngle != null) return noteAngle;
return angle;
}
public function getDownscroll() {
if (downscroll != null) return downscroll;
if (PlayState.instance != null) return PlayState.instance.downscroll;
return Options.downscroll;
}
public override function update(elapsed:Float) {
super.update(elapsed);
if (cpu) {
if (lastHit + (Conductor.crochet / 2) < Conductor.songPosition && getAnim() == "confirm") {
playAnim("static");
}
}
}
public function updateNotePosition(daNote:Note) {
if (!daNote.exists) return;
var offset = FlxPoint.get(daNote.isSustainNote ? ((Note.swagWidth - daNote.width) / 2) : 0, (Conductor.songPosition - daNote.strumTime) * (0.45 * FlxMath.roundDecimal(getScrollSpeed(daNote), 2)));
var realOffset = FlxPoint.get(0, 0);
if (daNote.isSustainNote) offset.y -= Note.swagWidth / 2;
var noteAngle = getNotesAngle(daNote);
daNote.angle = daNote.isSustainNote ? noteAngle : angle;
if (Std.int(noteAngle % 360) != 0) {
var noteAngleCos = Math.cos(noteAngle / 180 * Math.PI);
var noteAngleSin = Math.sin(noteAngle / 180 * Math.PI);
realOffset.x = (noteAngleCos * offset.x) + (noteAngleSin * offset.y);
realOffset.y = (noteAngleSin * offset.x) + (noteAngleCos * offset.y);
} else {
realOffset.x = offset.x;
realOffset.y = offset.y;
}
if (!downscroll)
realOffset.y *= -1;
daNote.setPosition(x + realOffset.x, y + realOffset.y);
offset.put();
realOffset.put();
}
public function updateSustain(daNote:Note) {
if (!daNote.isSustainNote) return;
daNote.flipY = PlayState.instance.downscroll != (getScrollSpeed(daNote) < 0);
daNote.updateSustain(this);
}
public function updatePlayerInput(pressed:Bool, justPressed:Bool, justReleased:Bool) {
switch(getAnim()) {
case "confirm":
if (justReleased || !pressed)
playAnim("static");
case "pressed":
if (justReleased || !pressed)
playAnim("static");
case "static":
if (justPressed || pressed)
playAnim("pressed");
case null:
playAnim("static");
}
centerOffsets();
centerOrigin();
}
public function press(time:Float) {
lastHit = time;
playAnim("confirm");
}
public function playAnim(anim:String, force:Bool = true) {
var oldAnim = animation.curAnim;
animation.play(anim, force);
centerOffsets();
centerOrigin();
}
public function getAnim() {
return animation.curAnim == null ? null : animation.curAnim.name;
}
}