42 lines
1.3 KiB
Haxe
42 lines
1.3 KiB
Haxe
package funkin.backend.utils;
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import flixel.FlxCamera;
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import flixel.math.FlxPoint;
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import flixel.util.typeLimit.OneOfTwo;
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class MatrixUtil {
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public static function getMatrixPosition(sprite:FlxSprite, points:OneOfTwo<FlxPoint, Array<FlxPoint>>, ?camera:FlxCamera, _width:Float = 1, _height:Float = 1):Array<FlxPoint>
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{
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//if(_width == -1) _width = sprite.width;
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//if(_height == -1) _height = sprite.height;
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if(camera == null) camera = sprite.camera;
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if(points is FlxBasePoint) points = [points];
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var nc = funkin.backend.system.FakeCamera.instance;
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nc.zoom = camera.zoom;
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nc.scroll.set(camera.scroll.x, camera.scroll.y);
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nc.pixelPerfectRender = camera.pixelPerfectRender;
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@:privateAccess sprite.drawComplex(nc);
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var isFunkinSprite = sprite is FunkinSprite;
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var points:Array<FlxPoint> = cast points;
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@:privateAccess for(point in points) {
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var x = sprite._matrix.__transformX(point.x * _width, point.y * _height);
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var y = sprite._matrix.__transformY(point.x * _width, point.y * _height);
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// reset to ingame coords
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x += camera.scroll.x;
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y += camera.scroll.y;
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if(isFunkinSprite) {
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var sprite:FunkinSprite = cast sprite;
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var ratio = 1 - FlxMath.lerp(1 / camera.zoom, 1, sprite.zoomFactor);
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x += camera.width / 2 * ratio;
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y += camera.height / 2 * ratio;
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}
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point.set(x, y);
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}
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return points;
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}
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} |