☰

Diep.IO 3D

Turns diep.io into real 3D

目前为 2021-09-26 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         Diep.IO 3D
  3. // @namespace    http://tampermonkey.net/
  4. // @version      0.0.6
  5. // @description  Turns diep.io into real 3D
  6. // @author       Zertalious (Zert)
  7. // @match        *://diep.io/*
  8. // @icon         https://www.google.com/s2/favicons?domain=diep.io
  9. // @grant        none
  10. // @require      https://unpkg.com/three@latest/build/three.min.js
  11. // @require      https://unpkg.com/three@latest/examples/js/controls/OrbitControls.js
  12. // ==/UserScript==
  13.  
  14. const OUTLINE_LAYER = 0;
  15. const MAIN_LAYER = 1;
  16.  
  17. let renderer, scene, camera, canvas;
  18. let ortho;
  19.  
  20. let currentCamera;
  21.  
  22. init();
  23.  
  24. const tempObject = new THREE.Object3D();
  25. const tempColor = new THREE.Color();
  26.  
  27. const materialParams = { transparent: true };
  28.  
  29. let materialIndex = 0;
  30.  
  31. const outlineMaterial = new THREE.MeshBasicMaterial( materialParams );
  32.  
  33. const materials = [
  34. 	new THREE.MeshToonMaterial( materialParams ), 
  35. 	new THREE.MeshLambertMaterial( materialParams ),
  36. 	new THREE.MeshPhongMaterial( materialParams ), 
  37. 	outlineMaterial
  38. ];
  39.  
  40. function onBeforeCompile( shader ) {
  41.  
  42. 	shader.vertexShader = shader.vertexShader.replace( 'void', `
  43.  
  44. 		attribute vec2 scale;
  45. 		attribute float alpha;
  46.  
  47. 		varying float vAlpha;
  48.  
  49. 	void` ).replace( '<begin_vertex>', `<begin_vertex>
  50.  
  51. 		if ( scale.x != 0.0 && scale.y != 0.0 ) {
  52.  
  53. 			if ( transformed.x == 1.0 || transformed.x == 0.5 ) {
  54.  
  55. 				transformed.yz *= scale.x;
  56.  
  57. 			} else if ( transformed.x == - 1.0 || transformed.x == - 0.5 ) {
  58.  
  59. 				transformed.yz *= scale.y;
  60.  
  61. 			}
  62.  
  63. 		}
  64.  
  65. 		vAlpha = alpha;
  66.  
  67. 	` );
  68.  
  69. 	shader.fragmentShader = shader.fragmentShader.replace( 'void', `
  70.  
  71. 		varying float vAlpha;
  72.  
  73. 	void` ).replace( '}', `
  74.  
  75. 		gl_FragColor.a *= vAlpha;
  76.  
  77. 	}` );
  78.  
  79. }
  80.  
  81. for ( let i = 0; i < materials.length; i ++ ) {
  82.  
  83. 	materials[ i ].onBeforeCompile = onBeforeCompile;
  84.  
  85. }
  86.  
  87. const instances = {};
  88.  
  89. const array = [ {
  90. 	name: 'sphere', 
  91. 	geometry: new THREE.SphereGeometry( 1, 16 ), 
  92. 	count: 150
  93. }, {
  94. 	name: 'cylinder', 
  95. 	geometry: new THREE.CylinderGeometry( 0.5, 0.5, 1, 16 ).rotateZ( Math.PI / 2 ), 
  96. 	count: 75, 
  97. 	hasScaling: true
  98. }, {
  99. 	name: 'poly3', 
  100. 	geometry: new THREE.CylinderGeometry( 1, 1, 1, 3, 1, false, - Math.PI / 6 ).rotateX( Math.PI / 2 ), 
  101. 	count: 75
  102. }, {
  103. 	name: 'poly4', 
  104. 	geometry: new THREE.BoxGeometry( 1, 1, 1 ), 
  105. 	count: 75
  106. }, {
  107. 	name: 'poly5', 
  108. 	geometry: new THREE.CylinderGeometry( 1, 1, 1, 5, 1, false, Math.PI / 10 ).rotateX( Math.PI / 2 ), 
  109. 	count: 40
  110. }, {
  111. 	name: 'poly6', 
  112. 	geometry: new THREE.CylinderGeometry( 1, 1, 1, 6, 1, false, - Math.PI / 12 ).rotateX( Math.PI / 2 ),
  113. 	count: 10
  114. } ];
  115.  
  116. for ( let i = 0; i < array.length; i ++ ) {
  117.  
  118. 	const { name, geometry, count, hasScaling } = array[ i ];
  119.  
  120. 	if ( hasScaling ) {
  121.  
  122. 		geometry.setAttribute( 'scale', new THREE.InstancedBufferAttribute( new Float32Array( count * 2 ), 2 ) );
  123.  
  124. 	}
  125.  
  126. 	geometry.setAttribute( 'alpha', new THREE.InstancedBufferAttribute( new Float32Array( count ), 1 ) );
  127.  
  128. 	const main = new THREE.InstancedMesh( geometry, materials[ materialIndex ], count );
  129. 	main.layers.set( MAIN_LAYER );
  130. 	scene.add( main );
  131.  
  132. 	const outline = new THREE.InstancedMesh( geometry, outlineMaterial, count );
  133. 	outline.layers.set( OUTLINE_LAYER );
  134. 	scene.add( outline );
  135.  
  136. 	main.setColorAt( 0, tempColor );
  137. 	outline.setColorAt( 0, tempColor );
  138.  
  139. 	instances[ name ] = {
  140. 		main, 
  141. 		outline, 
  142. 		count, 
  143. 		hasScaling, 
  144. 		index: 0
  145. 	};
  146.  
  147. }
  148.  
  149. const stack = [];
  150.  
  151. function getStack( index ) {
  152.  
  153. 	const result = stack[ stack.length - 1 - index ];
  154.  
  155. 	if ( result ) {
  156.  
  157. 		return result;
  158.  
  159. 	}
  160.  
  161. 	return { name: 'none' };
  162.  
  163. }
  164.  
  165. function setObject( name, x, y, z, sx, sy, sz, angle, color, alpha = 1, scaleX = 1, scaleY = 1 ) {
  166.  
  167. 	tempObject.position.set( x, y, z );
  168. 	tempObject.scale.set( sx, sy, sz );
  169. 	tempObject.rotation.set( 0, 0, angle );
  170.  
  171. 	tempObject.updateMatrix();
  172.  
  173. 	tempColor.set( color );
  174.  
  175. 	const instance = instances[ name ];
  176.  
  177. 	instance.main.setMatrixAt( instance.index, tempObject.matrix );
  178. 	instance.main.setColorAt( instance.index, tempColor );
  179.  
  180. 	instance.main.geometry.attributes.alpha.setX( instance.index, alpha );
  181. 	instance.outline.geometry.attributes.alpha.setX( instance.index, alpha );
  182.  
  183. 	const outlineSize = 4 / window.innerHeight * ( name === 'sphere' ? 0.7 : 1 );
  184.  
  185. 	if ( instance.hasScaling ) {
  186.  
  187. 		tempObject.scale.x += outlineSize;
  188. 		tempObject.scale.y += outlineSize / scaleY;
  189. 		tempObject.scale.z += outlineSize / scaleY;
  190.  
  191. 	} else {
  192.  
  193. 		tempObject.scale.addScalar( outlineSize );
  194.  
  195. 	}
  196.  
  197. 	tempObject.updateMatrix();
  198.  
  199. 	tempColor.multiplyScalar( 0.6 );
  200.  
  201. 	instance.outline.setMatrixAt( instance.index, tempObject.matrix );
  202. 	instance.outline.setColorAt( instance.index, tempColor );
  203.  
  204. 	if ( instance.hasScaling ) {
  205.  
  206. 		instance.main.geometry.attributes.scale.setXY( instance.index, scaleX, scaleY );
  207. 		instance.outline.geometry.attributes.scale.setXY( instance.index, scaleX, scaleY );
  208.  
  209. 	}
  210.  
  211. 	instance.index ++;
  212.  
  213. 	stack.push( { name, x, y, z, sx, sy, sz, angle, color, outlineSize, alpha } );
  214.  
  215. }
  216.  
  217. function init() {
  218.  
  219. 	canvas = document.getElementById( 'canvas' );
  220.  
  221. 	renderer = new THREE.WebGLRenderer( { 
  222. 		antialias: true, 
  223. 		alpha: true 
  224. 	} );
  225.  
  226. 	renderer.autoClear = false;
  227.  
  228. 	renderer.setPixelRatio( window.devicePixelRatio );
  229. 	renderer.setSize( canvas.width, canvas.height, false );
  230.  
  231. 	renderer.domElement.style.position = 'absolute';
  232. 	renderer.domElement.style.left = '0';
  233. 	renderer.domElement.style.top = '0';
  234. 	renderer.domElement.style.width = '100%';
  235. 	renderer.domElement.style.height = '100%';
  236. 	renderer.domElement.style.pointerEvents = 'none';
  237.  
  238. 	canvas.parentNode.insertBefore( renderer.domElement, canvas.nextSibling );
  239.  
  240. 	scene = new THREE.Scene();
  241.  
  242. 	camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 0.1, 1000 );
  243.  
  244. 	ortho = new THREE.OrthographicCamera( - camera.aspect / 2, camera.aspect / 2, 0.5, - 0.5, 0, 1000 );
  245.  
  246. 	currentCamera = camera;
  247.  
  248. 	const oldZ = Math.sin( Math.PI / 3 );
  249. 	camera.position.z = ortho.position.z = oldZ;
  250.  
  251. 	const ambLight = new THREE.AmbientLight( 0xffffff, 0.5 );
  252. 	ambLight.layers.set( MAIN_LAYER );
  253. 	scene.add( ambLight );
  254.  
  255. 	const dirLight = new THREE.DirectionalLight( 0xffffff, 0.5 );
  256. 	dirLight.layers.set( MAIN_LAYER );
  257. 	dirLight.position.z = 1;
  258. 	scene.add( dirLight );
  259.  
  260. 	const controls = new THREE.OrbitControls( camera, canvas );
  261.  
  262. 	controls.enabled = false;
  263.  
  264. 	window.addEventListener( 'keyup', function ( event ) {
  265.  
  266. 		const key = String.fromCharCode( event.keyCode );
  267.  
  268. 		if ( key === 'V' ) {
  269.  
  270. 			controls.enabled = ! controls.enabled;
  271.  
  272. 			if ( ! controls.enabled ) {
  273.  
  274. 				camera.position.set( 0, 0, oldZ );
  275. 				camera.rotation.set( 0, 0, 0 );
  276.  
  277. 				controls.target.set( 0, 0, 0 );
  278.  
  279. 				ortho.position.set( 0, 0, oldZ );
  280. 				ortho.rotation.set( 0, 0, 0 );
  281.  
  282. 				ortho.zoom = 1;
  283.  
  284. 			}
  285.  
  286. 		} else if ( key === 'P' ) {
  287.  
  288. 			currentCamera = currentCamera === camera ? ortho : camera;
  289.  
  290. 			currentCamera.position.copy( controls.object.position );
  291. 			currentCamera.rotation.copy( controls.object.rotation );
  292.  
  293. 			controls.object = currentCamera;
  294.  
  295. 		} else if ( key === 'B' ) {
  296.  
  297. 			materialIndex = ( materialIndex + 1 ) % materials.length;
  298.  
  299. 			for ( let key in instances ) {
  300.  
  301. 				instances[ key ].main.material = materials[ materialIndex ];
  302.  
  303. 			}
  304.  
  305. 		}
  306.  
  307. 	} );
  308.  
  309. 	window.addEventListener( 'resize', onWindowResize );
  310.  
  311. }
  312.  
  313. function onWindowResize() {
  314.  
  315. 	renderer.setSize( canvas.width, canvas.height, false );
  316. 	
  317. 	camera.aspect = canvas.width / canvas.height;
  318. 	camera.updateProjectionMatrix();
  319.  
  320. 	ortho.left = - camera.aspect / 2;
  321. 	ortho.right = camera.aspect / 2;
  322. 	ortho.updateProjectionMatrix();
  323.  
  324. }
  325.  
  326. window.requestAnimationFrame = new Proxy( window.requestAnimationFrame, {
  327. 	apply( target, thisArgs, args ) {
  328.  
  329. 		args[ 0 ] = new Proxy( args[ 0 ], {
  330. 			apply( target, thisArgs, args ) {
  331.  
  332. 				stack.length = 0;
  333.  
  334. 				tempObject.position.setScalar( 0 );
  335. 				tempObject.scale.setScalar( 0 );
  336. 				tempObject.rotation.set( 0, 0, 0 );
  337.  
  338. 				tempObject.updateMatrix();
  339.  
  340. 				tempColor.setRGB( 0, 0, 0 );
  341.  
  342. 				for ( let key in instances ) {
  343.  
  344. 					const { main, outline, count, hasScaling } = instances[ key ];
  345.  
  346. 					for ( let i = 0; i < count; i ++ ) {
  347.  
  348. 						main.setMatrixAt( i, tempObject.matrix );
  349. 						outline.setMatrixAt( i, tempObject.matrix );
  350.  
  351. 					}
  352.  
  353. 					main.instanceMatrix.needsUpdate = true;
  354. 					main.instanceColor.needsUpdate = true;
  355.  
  356. 					outline.instanceMatrix.needsUpdate = true;
  357. 					outline.instanceColor.needsUpdate = true;
  358.  
  359. 					if ( hasScaling ) {
  360.  
  361. 						main.geometry.attributes.scale.needsUpdate = true;
  362. 						outline.geometry.attributes.scale.needsUpdate = true;
  363.  
  364. 					}
  365.  
  366. 					main.geometry.attributes.alpha.needsUpdate = true;
  367. 					outline.geometry.attributes.alpha.needsUpdate = true;
  368.  
  369. 					instances[ key ].index = 0;
  370.  
  371. 				}
  372.  
  373. 				arcCounter = 0;
  374.  
  375. 				Reflect.apply( ...arguments );
  376.  
  377. 				renderer.clear();
  378.  
  379. 				currentCamera.layers.set( OUTLINE_LAYER );
  380.  
  381. 				renderer.render( scene, currentCamera );
  382.  
  383. 				renderer.clearDepth();
  384.  
  385. 				currentCamera.layers.set( MAIN_LAYER );
  386.  
  387. 				renderer.render( scene, currentCamera );
  388.  
  389. 			}
  390. 		} );
  391.  
  392. 		return Reflect.apply( ...arguments );
  393.  
  394. 	}
  395. } );
  396.  
  397. const Context2D = CanvasRenderingContext2D.prototype;
  398.  
  399. let arcCounter = 0;
  400.  
  401. Context2D.arc = new Proxy( Context2D.arc, {
  402. 	apply( target, thisArgs, args ) {
  403.  
  404. 		if ( args[ 4 ] === Math.PI * 2 ) {
  405.  
  406. 			if ( arcCounter === 0 ) {
  407.  
  408. 				const matrix = thisArgs.getTransform();
  409.  
  410. 				const r = matrix.a / canvas.height;
  411.  
  412. 				const x = ( matrix.e / canvas.width - 0.5 ) * camera.aspect;
  413. 				const y = 0.5 - matrix.f / canvas.height;
  414.  
  415. 				let z = 0;
  416.  
  417. 				const s0 = getStack( 0 );
  418. 				const s1 = getStack( 1 );
  419.  
  420. 				if ( s0.name === 'cylinder' && s1.name === 'sphere' && Math.hypot( x - s1.x, y - s1.y ) < 0.001 ) {
  421.  
  422. 					z = s1.sz;
  423.  
  424. 					const index = ( instances.cylinder.index - 1 ) * 16 + 14;
  425.  
  426. 					const newDepth = z + r - s0.sz / 2;
  427.  
  428. 					instances.cylinder.main.instanceMatrix.array[ index ] = newDepth;
  429. 					instances.cylinder.outline.instanceMatrix.array[ index ] = newDepth;
  430.  
  431. 				} else myBlock: {
  432.  
  433. 					if ( getStack( 0 ).name === 'cylinder' && 
  434. 						getStack( 1 ).name === 'sphere' && 
  435. 						getStack( 2 ).name === 'cylinder' &&
  436. 						getStack( 3 ).name === 'sphere' &&
  437. 						getStack( 4 ).name === 'cylinder' &&
  438. 						getStack( 5 ).name === 'poly3' &&
  439. 						getStack( 6 ).name === 'cylinder' ) {
  440.  
  441. 						z = getStack( 5 ).sz / 2;
  442.  
  443. 						const tr = getStack( 2 ).sz;
  444.  
  445. 						for ( let i = 0; i < 3; i ++ ) {
  446.  
  447. 							const index = ( instances.cylinder.index - 1 - i ) * 16 + 14;
  448.  
  449. 							const newDepth = z + r - tr / 2;
  450.  
  451. 							instances.cylinder.main.instanceMatrix.array[ index ] = newDepth;
  452. 							instances.cylinder.outline.instanceMatrix.array[ index ] = newDepth;
  453.  
  454. 						}
  455.  
  456. 						for ( let i = 0; i < 2; i ++ ) {
  457.  
  458. 							const index = ( instances.sphere.index - 1 - i ) * 16 + 14;
  459.  
  460. 							instances.sphere.main.instanceMatrix.array[ index ] = z;
  461. 							instances.sphere.outline.instanceMatrix.array[ index ] = z;
  462.  
  463. 						}
  464.  
  465. 						break myBlock;
  466.  
  467. 					}
  468.  
  469. 					for ( let i = 0; i < 5; i ++ ) {
  470.  
  471. 						if ( getStack( i ).name !== 'cylinder' ) {
  472.  
  473. 							break myBlock;
  474.  
  475. 						}
  476.  
  477. 					}
  478.  
  479. 					if ( getStack( 0 ).angle !== getStack( 2 ).angle ) {
  480.  
  481. 						break myBlock;
  482.  
  483. 					}
  484.  
  485. 					const a = r - getStack( 0 ).sy;
  486.  
  487. 					for ( let i = 0; i < 5; i ++ ) {
  488.  
  489. 						const index = ( instances.cylinder.index - 1 - i ) * 16 + 14;
  490.  
  491. 						const newDepth = a - a * 2 * i / 4;
  492.  
  493. 						instances.cylinder.main.instanceMatrix.array[ index ] = newDepth;
  494. 						instances.cylinder.outline.instanceMatrix.array[ index ] = newDepth;
  495.  
  496. 					}
  497.  
  498. 				}
  499.  
  500. 				checkIfIsMainCanvas( thisArgs, 'sphere' );
  501.  
  502. 				setObject( 
  503. 					'sphere',  
  504. 					x, 
  505. 					y, 
  506. 					z, 
  507. 					r, 
  508. 					r, 
  509. 					r, 
  510. 					0, 
  511. 					thisArgs.fillStyle, 
  512. 					thisArgs.globalAlpha
  513. 				);
  514.  
  515. 			} else if ( arcCounter === 1 ) {
  516.  
  517. 				tempColor.set( thisArgs.fillStyle );
  518. 				instances.sphere.main.setColorAt( instances.sphere.index - 1, tempColor );
  519.  
  520. 				tempColor.multiplyScalar( 0.6 );
  521. 				instances.sphere.outline.setColorAt( instances.sphere.index - 1, tempColor );
  522.  
  523. 			}
  524.  
  525. 			arcCounter = ( arcCounter + 1 ) % 3;
  526.  
  527. 		}
  528.  
  529. 		return Reflect.apply( ...arguments );
  530.  
  531. 	}
  532. } );
  533.  
  534. Context2D.rect = new Proxy( Context2D.rect, {
  535. 	apply( target, thisArgs, args ) {
  536.  
  537. 		const matrix = thisArgs.getTransform();
  538.  
  539. 		const isTurret = matrix.b !== 0 && matrix.c !== 0;
  540.  
  541. 		if ( isTurret || ( thisArgs.canvas === canvas && Math.hypot( matrix.c, matrix.d ) > 100 && thisArgs.globalAlpha === 1 ) ) {
  542.  
  543. 			const center = new DOMPoint( 0.5, 0.5 ).matrixTransform( matrix );
  544.  
  545. 			const scaleYZ = Math.hypot( matrix.c, matrix.d ) / canvas.height;
  546.  
  547. 			const name = isTurret ? 'cylinder' : 'poly4';
  548.  
  549. 			checkIfIsMainCanvas( thisArgs, name );
  550.  
  551. 			setObject(
  552. 				name, 
  553. 				( center.x / canvas.width - 0.5 ) * camera.aspect, 
  554. 				0.5 - center.y / canvas.height, 
  555. 				isTurret ? 0 : 0.05, 
  556. 				Math.hypot( matrix.a, matrix.b ) / canvas.height, 
  557. 				scaleYZ, 
  558. 				isTurret ? scaleYZ : 0.1, 
  559. 				Math.atan2( matrix.c, matrix.d ), 
  560. 				thisArgs.fillStyle, 
  561. 				thisArgs.globalAlpha
  562. 			);
  563.  
  564. 		}
  565.  
  566. 		return Reflect.apply( ...arguments );
  567.  
  568. 	}
  569. } );
  570.  
  571. const points = [];
  572. let hasCurve = true;
  573.  
  574. Context2D.beginPath = new Proxy( Context2D.beginPath, {
  575. 	apply( target, thisArgs, args ) {
  576.  
  577. 		points.length = 0;
  578. 		hasCurve = false;
  579.  
  580. 		return Reflect.apply( ...arguments );
  581.  
  582. 	}
  583. } );
  584.  
  585. const addPoint = {
  586. 	apply( target, thisArgs, [ x, y ] ) {
  587.  
  588. 		points.push( new DOMPoint( x, y ).matrixTransform( thisArgs.getTransform() ) );
  589.  
  590. 		return Reflect.apply( ...arguments );
  591.  
  592. 	}
  593. };
  594.  
  595. Context2D.moveTo = new Proxy( Context2D.moveTo, addPoint );
  596. Context2D.lineTo = new Proxy( Context2D.lineTo, addPoint );
  597.  
  598. Context2D.arc = new Proxy( Context2D.arc, {
  599. 	apply( target, thisArgs, args ) {
  600.  
  601. 		hasCurve = true;
  602.  
  603. 		return Reflect.apply( ...arguments );
  604.  
  605. 	}
  606. } );
  607.  
  608. Context2D.fill = new Proxy( Context2D.fill, {
  609. 	apply( target, thisArgs, args ) {
  610.  
  611. 		if ( ! hasCurve ) {
  612.  
  613. 			if ( points.length > 2 && points.length < 7 ) myBlock: {
  614.  
  615. 				const center = { x: 0, y: 0 };
  616.  
  617. 				const count = points.length;
  618.  
  619. 				for ( let i = 0; i < count; i ++ ) {
  620.  
  621. 					center.x += points[ i ].x;
  622. 					center.y += points[ i ].y;
  623.  
  624. 				}
  625.  
  626. 				center.x /= count;
  627. 				center.y /= count;
  628.  
  629. 				if ( points.length === 6 ) {
  630.  
  631. 					const d1 = Math.hypot( points[ 0 ].x - center.x, points[ 0 ].y - center.y );
  632. 					const d2 = Math.hypot( points[ 1 ].x - center.x, points[ 1 ].y - center.y );
  633.  
  634. 					if ( Math.abs( d1 - d2 ) > 0.01 ) {
  635.  
  636. 						break myBlock;
  637.  
  638. 					}
  639.  
  640. 				}
  641.  
  642. 				let s, sx, angle, scaleX, scaleY;
  643.  
  644. 				let name = 'poly' + points.length;
  645.  
  646. 				if ( points.length === 4 ) {
  647.  
  648. 					const [ p0, p1, p2 ] = points;
  649. 					const pl = points[ points.length - 1 ];
  650.  
  651. 					scaleX = Math.hypot( p1.x - p2.x, p1.y - p2.y ) / canvas.height;
  652. 					scaleY = Math.hypot( p0.x - pl.x, p0.y - pl.y ) / canvas.height;
  653.  
  654. 					const dx = ( p1.x + p2.x ) / 2 - ( p0.x + pl.x ) / 2;
  655. 					const dy = ( p1.y + p2.y ) / 2 - ( p0.y + pl.y ) / 2;
  656.  
  657. 					sx = Math.hypot( dx, dy ) / canvas.height;
  658. 					angle = Math.atan2( dx, dy ) - Math.PI / 2;
  659.  
  660. 					if ( Math.abs( scaleX - scaleY ) > 0.001 ) {
  661.  
  662. 						s = 1;
  663. 						name = 'cylinder';
  664.  
  665. 					} else {
  666.  
  667. 						s = sx = scaleY;
  668.  
  669. 					}
  670.  
  671. 				} else { 
  672.  
  673. 					s = sx = Math.hypot( points[ 0 ].x - center.x, points[ 0 ].y - center.y ) / canvas.height;
  674.  
  675. 					angle = - Math.atan2( points[ 0 ].y - center.y, points[ 0 ].x - center.x );
  676.  
  677. 				}
  678.  
  679. 				checkIfIsMainCanvas( thisArgs, name );
  680.  
  681. 				setObject(
  682. 					name, 
  683. 					( center.x / canvas.width - 0.5 ) * camera.aspect, 
  684. 					0.5 - center.y / canvas.height, 
  685. 					0, 
  686. 					sx, 
  687. 					s, 
  688. 					s, 
  689. 					angle, 
  690. 					thisArgs.fillStyle, 
  691. 					thisArgs.globalAlpha, 
  692. 					scaleX, 
  693. 					scaleY
  694. 				);
  695.  
  696. 			}
  697.  
  698. 		}
  699.  
  700. 		return Reflect.apply( ...arguments );
  701.  
  702. 	}
  703. } );
  704.  
  705. Context2D.drawImage = new Proxy( Context2D.drawImage, {
  706. 	apply( target, thisArgs, args ) {
  707.  
  708. 		if ( thisArgs.canvas === canvas && args[ 0 ].objects ) {
  709.  
  710. 			const matrix = thisArgs.getTransform();
  711.  
  712. 			const x = matrix.e / canvas.width;
  713. 			const y = matrix.f / canvas.height;
  714.  
  715. 			const sx = Math.hypot( matrix.a, matrix.b );
  716. 			const sy = Math.hypot( matrix.c, matrix.d );
  717.  
  718. 			for ( let i = 0; i < args[ 0 ].objects.length; i ++ ) {
  719.  
  720. 				const { name, index } = args[ 0 ].objects[ i ];
  721.  
  722. 				const instance = instances[ name ];
  723.  
  724. 				const ma = instance.main.instanceMatrix.array;
  725. 				const oa = instance.outline.instanceMatrix.array;
  726.  
  727. 				const idx = index * 16;
  728.  
  729. 				const ox = ma[ idx + 12 ] / camera.aspect + 0.5;
  730. 				const oy = - ma[ idx + 13 ] + 0.5;
  731.  
  732. 				const outlineOldSx = Math.hypot( oa[ idx + 0 ], oa[ idx + 1 ] );
  733. 				const outlineOldSy = Math.hypot( oa[ idx + 4 ], oa[ idx + 5 ] );
  734.  
  735. 				const outlineSizeX = outlineOldSx - Math.hypot( ma[ idx + 0 ], ma[ idx + 1 ] );
  736. 				const outlineSizeY = outlineOldSy - Math.hypot( ma[ idx + 4 ], ma[ idx + 5 ] );
  737.  
  738. 				ma[ idx + 0 ] *= sx;
  739. 				ma[ idx + 1 ] *= sx;
  740. 				ma[ idx + 4 ] *= sy;
  741. 				ma[ idx + 5 ] *= sy;
  742. 				ma[ idx + 10 ] *= sy;
  743.  
  744. 				const nsx = Math.hypot( ma[ idx + 0 ], ma[ idx + 1 ] ) + outlineSizeX;
  745. 				const nsy = Math.hypot( ma[ idx + 4 ], ma[ idx + 5 ] ) + outlineSizeY;
  746.  
  747. 				oa[ idx + 0 ] *= nsx / outlineOldSx;
  748. 				oa[ idx + 1 ] *= nsx / outlineOldSx;
  749. 				oa[ idx + 4 ] *= nsy / outlineOldSy;
  750. 				oa[ idx + 5 ] *= nsy / outlineOldSy;
  751. 				oa[ idx + 10 ] *= sy;
  752.  
  753. 				ma[ idx + 12 ] = oa[ idx + 12 ] = ( ( ox * sx + x ) - 0.5 ) * camera.aspect;
  754. 				ma[ idx + 13 ] = oa[ idx + 13 ] = 0.5 - ( oy * sy + y );
  755.  
  756. 				instance.main.geometry.attributes.alpha.array[ index ] = thisArgs.globalAlpha;
  757. 				instance.outline.geometry.attributes.alpha.array[ index ] = thisArgs.globalAlpha;
  758.  
  759. 			}
  760.  
  761. 			delete args[ 0 ][ 'objects' ];
  762.  
  763. 		}
  764.  
  765. 		return Reflect.apply( ...arguments );
  766.  
  767. 	}
  768. } );
  769.  
  770. function checkIfIsMainCanvas( ctx, name ) {
  771.  
  772. 	if ( ctx.canvas !== canvas ) {
  773.  
  774. 		const { index } = instances[ name ];
  775.  
  776. 		if ( ctx.canvas.objects ) {
  777.  
  778. 			ctx.canvas.objects.push( { name, index } );
  779.  
  780. 		} else {
  781.  
  782. 			ctx.canvas.objects = [ { name, index } ];
  783.  
  784. 		}
  785.  
  786. 	}
  787.  
  788. }