BlueMagnificent’s gists

BlueMagnificent / contact_manifold_check.html

Last active August 3, 2020 15:19

Javascript 3D Physics Tut 3 Contact Manifold Check


	<html>
	<head>
	<meta charset="utf-8">
	<title>Collision JS 3D Physics</title>
	<style>
	body { margin: 0; }
	</style>
	</head>
	<body>

BlueMagnificent / detectCollision.js

Last active August 2, 2020 22:52

Javascript 3D Physics Tut 3 Detect Collision

	function detectCollision(){

	let dispatcher = physicsWorld.getDispatcher();
	let numManifolds = dispatcher.getNumManifolds();

	for ( let i = 0; i < numManifolds; i ++ ) {

	let contactManifold = dispatcher.getManifoldByIndexInternal( i );
	let numContacts = contactManifold.getNumContacts();

BlueMagnificent / updatePhysics.js

Created August 2, 2020 22:55

Javascript 3D Physics Tut 3 Update Physics

	function updatePhysics( deltaTime ){

	// Step world
	physicsWorld.stepSimulation( deltaTime, 10 );

	// Update rigid bodies
	for ( let i = 0; i < rigidBodies.length; i++ ) {
	let objThree = rigidBodies[ i ];
	let objAmmo = objThree.userData.physicsBody;
	let ms = objAmmo.getMotionState();

BlueMagnificent / contact_manifold_check_one.html

Last active August 3, 2020 15:19

Javascript 3D Physics Tut 3 Contact Manifold Check One


	<html>
	<head>
	<meta charset="utf-8">
	<title>Collision JS 3D Physics</title>
	<style>
	body { margin: 0; }
	</style>
	</head>
	<body>

BlueMagnificent / contact_manifold_check_two.html

Last active November 16, 2021 06:17

Javascript 3D Physics Tut 3 contact manifold check two


	<html>
	<head>
	<meta charset="utf-8">
	<title>Collision JS 3D Physics</title>
	<style>
	body { margin: 0; }
	</style>
	</head>
	<body>

BlueMagnificent / contact_test.html

Last active August 3, 2020 15:20

Javascript 3D Physics Tut 3 contact test


	<html>
	<head>
	<meta charset="utf-8">
	<title>Collision JS 3D Physics</title>
	<style>
	body { margin: 0; }
	</style>
	</head>
	<body>

BlueMagnificent / setupContactResultCallback.js

Last active August 3, 2020 09:24

Javascript 3D Physics Tut 3 Setup Contact Result Callback


	function setupContactResultCallback(){

	cbContactResult = new Ammo.ConcreteContactResultCallback();

	cbContactResult.addSingleResult = function(cp, colObj0Wrap, partId0, index0, colObj1Wrap, partId1, index1){

	let contactPoint = Ammo.wrapPointer( cp, Ammo.btManifoldPoint );

	const distance = contactPoint.getDistance();

BlueMagnificent / contact_test_one.html

Last active August 3, 2020 15:20

Javascript 3D Physics Tut 3 Contact Test One

	<html>
	<head>
	<meta charset="utf-8">
	<title>Collision JS 3D Physics</title>
	<style>
	body { margin: 0; }
	</style>
	</head>
	<body>
	<script src="js/three.js"></script>

BlueMagnificent / setupContactPairResultCallback.js

Last active August 3, 2020 16:04

Javascript 3D Physics Tut 3 Setup Contact Pair Result Callback

	function setupContactPairResultCallback(){

	cbContactPairResult = new Ammo.ConcreteContactResultCallback();

	cbContactPairResult.hasContact = false;

	cbContactPairResult.addSingleResult = function(cp, colObj0Wrap, partId0, index0, colObj1Wrap, partId1, index1){

	let contactPoint = Ammo.wrapPointer( cp, Ammo.btManifoldPoint );

BlueMagnificent / jump.js

Created August 3, 2020 13:35

Javascript 3D Physics Tut 3 Jump

	function jump(){

	cbContactPairResult.hasContact = false;

	physicsWorld.contactPairTest(ball.userData.physicsBody, redTile.userData.physicsBody, cbContactPairResult);

	if( !cbContactPairResult.hasContact ) return;

	let jumpImpulse = new Ammo.btVector3( 0, 15, 0 );

Nwokoma Uchechukwu BlueMagnificent