remove 3d stuff (it lives now im mtworldview)

This commit is contained in:
BuckarooBanzay 2020-04-30 11:26:42 +02:00
parent e14fa53d6d
commit 845dfe8278
4 changed files with 0 additions and 1865 deletions

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/**
* @author Eberhard Graether / http://egraether.com/
* @author Mark Lundin / http://mark-lundin.com
* @author Simone Manini / http://daron1337.github.io
* @author Luca Antiga / http://lantiga.github.io
*/
THREE.TrackballControls = function ( object, domElement ) {
var _this = this;
var STATE = { NONE: - 1, ROTATE: 0, ZOOM: 1, PAN: 2, TOUCH_ROTATE: 3, TOUCH_ZOOM_PAN: 4 };
this.object = object;
this.domElement = ( domElement !== undefined ) ? domElement : document;
// API
this.enabled = true;
this.screen = { left: 0, top: 0, width: 0, height: 0 };
this.rotateSpeed = 1.0;
this.zoomSpeed = 1.2;
this.panSpeed = 0.3;
this.noRotate = false;
this.noZoom = false;
this.noPan = false;
this.staticMoving = false;
this.dynamicDampingFactor = 0.2;
this.minDistance = 0;
this.maxDistance = Infinity;
this.keys = [ 65 /*A*/, 83 /*S*/, 68 /*D*/ ];
// internals
this.target = new THREE.Vector3();
var EPS = 0.000001;
var lastPosition = new THREE.Vector3();
var _state = STATE.NONE,
_prevState = STATE.NONE,
_eye = new THREE.Vector3(),
_movePrev = new THREE.Vector2(),
_moveCurr = new THREE.Vector2(),
_lastAxis = new THREE.Vector3(),
_lastAngle = 0,
_zoomStart = new THREE.Vector2(),
_zoomEnd = new THREE.Vector2(),
_touchZoomDistanceStart = 0,
_touchZoomDistanceEnd = 0,
_panStart = new THREE.Vector2(),
_panEnd = new THREE.Vector2();
// for reset
this.target0 = this.target.clone();
this.position0 = this.object.position.clone();
this.up0 = this.object.up.clone();
// events
var changeEvent = { type: 'change' };
var startEvent = { type: 'start' };
var endEvent = { type: 'end' };
// methods
this.handleResize = function () {
if ( this.domElement === document ) {
this.screen.left = 0;
this.screen.top = 0;
this.screen.width = window.innerWidth;
this.screen.height = window.innerHeight;
} else {
var box = this.domElement.getBoundingClientRect();
// adjustments come from similar code in the jquery offset() function
var d = this.domElement.ownerDocument.documentElement;
this.screen.left = box.left + window.pageXOffset - d.clientLeft;
this.screen.top = box.top + window.pageYOffset - d.clientTop;
this.screen.width = box.width;
this.screen.height = box.height;
}
};
var getMouseOnScreen = ( function () {
var vector = new THREE.Vector2();
return function getMouseOnScreen( pageX, pageY ) {
vector.set(
( pageX - _this.screen.left ) / _this.screen.width,
( pageY - _this.screen.top ) / _this.screen.height
);
return vector;
};
}() );
var getMouseOnCircle = ( function () {
var vector = new THREE.Vector2();
return function getMouseOnCircle( pageX, pageY ) {
vector.set(
( ( pageX - _this.screen.width * 0.5 - _this.screen.left ) / ( _this.screen.width * 0.5 ) ),
( ( _this.screen.height + 2 * ( _this.screen.top - pageY ) ) / _this.screen.width ) // screen.width intentional
);
return vector;
};
}() );
this.rotateCamera = ( function () {
var axis = new THREE.Vector3(),
quaternion = new THREE.Quaternion(),
eyeDirection = new THREE.Vector3(),
objectUpDirection = new THREE.Vector3(),
objectSidewaysDirection = new THREE.Vector3(),
moveDirection = new THREE.Vector3(),
angle;
return function rotateCamera() {
moveDirection.set( _moveCurr.x - _movePrev.x, _moveCurr.y - _movePrev.y, 0 );
angle = moveDirection.length();
if ( angle ) {
_eye.copy( _this.object.position ).sub( _this.target );
eyeDirection.copy( _eye ).normalize();
objectUpDirection.copy( _this.object.up ).normalize();
objectSidewaysDirection.crossVectors( objectUpDirection, eyeDirection ).normalize();
objectUpDirection.setLength( _moveCurr.y - _movePrev.y );
objectSidewaysDirection.setLength( _moveCurr.x - _movePrev.x );
moveDirection.copy( objectUpDirection.add( objectSidewaysDirection ) );
axis.crossVectors( moveDirection, _eye ).normalize();
angle *= _this.rotateSpeed;
quaternion.setFromAxisAngle( axis, angle );
_eye.applyQuaternion( quaternion );
_this.object.up.applyQuaternion( quaternion );
_lastAxis.copy( axis );
_lastAngle = angle;
} else if ( ! _this.staticMoving && _lastAngle ) {
_lastAngle *= Math.sqrt( 1.0 - _this.dynamicDampingFactor );
_eye.copy( _this.object.position ).sub( _this.target );
quaternion.setFromAxisAngle( _lastAxis, _lastAngle );
_eye.applyQuaternion( quaternion );
_this.object.up.applyQuaternion( quaternion );
}
_movePrev.copy( _moveCurr );
};
}() );
this.zoomCamera = function () {
var factor;
if ( _state === STATE.TOUCH_ZOOM_PAN ) {
factor = _touchZoomDistanceStart / _touchZoomDistanceEnd;
_touchZoomDistanceStart = _touchZoomDistanceEnd;
_eye.multiplyScalar( factor );
} else {
factor = 1.0 + ( _zoomEnd.y - _zoomStart.y ) * _this.zoomSpeed;
if ( factor !== 1.0 && factor > 0.0 ) {
_eye.multiplyScalar( factor );
}
if ( _this.staticMoving ) {
_zoomStart.copy( _zoomEnd );
} else {
_zoomStart.y += ( _zoomEnd.y - _zoomStart.y ) * this.dynamicDampingFactor;
}
}
};
this.panCamera = ( function () {
var mouseChange = new THREE.Vector2(),
objectUp = new THREE.Vector3(),
pan = new THREE.Vector3();
return function panCamera() {
mouseChange.copy( _panEnd ).sub( _panStart );
if ( mouseChange.lengthSq() ) {
mouseChange.multiplyScalar( _eye.length() * _this.panSpeed );
pan.copy( _eye ).cross( _this.object.up ).setLength( mouseChange.x );
pan.add( objectUp.copy( _this.object.up ).setLength( mouseChange.y ) );
_this.object.position.add( pan );
_this.target.add( pan );
if ( _this.staticMoving ) {
_panStart.copy( _panEnd );
} else {
_panStart.add( mouseChange.subVectors( _panEnd, _panStart ).multiplyScalar( _this.dynamicDampingFactor ) );
}
}
};
}() );
this.checkDistances = function () {
if ( ! _this.noZoom || ! _this.noPan ) {
if ( _eye.lengthSq() > _this.maxDistance * _this.maxDistance ) {
_this.object.position.addVectors( _this.target, _eye.setLength( _this.maxDistance ) );
_zoomStart.copy( _zoomEnd );
}
if ( _eye.lengthSq() < _this.minDistance * _this.minDistance ) {
_this.object.position.addVectors( _this.target, _eye.setLength( _this.minDistance ) );
_zoomStart.copy( _zoomEnd );
}
}
};
this.update = function () {
_eye.subVectors( _this.object.position, _this.target );
if ( ! _this.noRotate ) {
_this.rotateCamera();
}
if ( ! _this.noZoom ) {
_this.zoomCamera();
}
if ( ! _this.noPan ) {
_this.panCamera();
}
_this.object.position.addVectors( _this.target, _eye );
_this.checkDistances();
_this.object.lookAt( _this.target );
if ( lastPosition.distanceToSquared( _this.object.position ) > EPS ) {
_this.dispatchEvent( changeEvent );
lastPosition.copy( _this.object.position );
}
};
this.reset = function () {
_state = STATE.NONE;
_prevState = STATE.NONE;
_this.target.copy( _this.target0 );
_this.object.position.copy( _this.position0 );
_this.object.up.copy( _this.up0 );
_eye.subVectors( _this.object.position, _this.target );
_this.object.lookAt( _this.target );
_this.dispatchEvent( changeEvent );
lastPosition.copy( _this.object.position );
};
// listeners
function keydown( event ) {
if ( _this.enabled === false ) return;
window.removeEventListener( 'keydown', keydown );
_prevState = _state;
if ( _state !== STATE.NONE ) {
return;
} else if ( event.keyCode === _this.keys[ STATE.ROTATE ] && ! _this.noRotate ) {
_state = STATE.ROTATE;
} else if ( event.keyCode === _this.keys[ STATE.ZOOM ] && ! _this.noZoom ) {
_state = STATE.ZOOM;
} else if ( event.keyCode === _this.keys[ STATE.PAN ] && ! _this.noPan ) {
_state = STATE.PAN;
}
}
function keyup( event ) {
if ( _this.enabled === false ) return;
_state = _prevState;
window.addEventListener( 'keydown', keydown, false );
}
function mousedown( event ) {
if ( _this.enabled === false ) return;
event.preventDefault();
event.stopPropagation();
if ( _state === STATE.NONE ) {
_state = event.button;
}
if ( _state === STATE.ROTATE && ! _this.noRotate ) {
_moveCurr.copy( getMouseOnCircle( event.pageX, event.pageY ) );
_movePrev.copy( _moveCurr );
} else if ( _state === STATE.ZOOM && ! _this.noZoom ) {
_zoomStart.copy( getMouseOnScreen( event.pageX, event.pageY ) );
_zoomEnd.copy( _zoomStart );
} else if ( _state === STATE.PAN && ! _this.noPan ) {
_panStart.copy( getMouseOnScreen( event.pageX, event.pageY ) );
_panEnd.copy( _panStart );
}
document.addEventListener( 'mousemove', mousemove, false );
document.addEventListener( 'mouseup', mouseup, false );
_this.dispatchEvent( startEvent );
}
function mousemove( event ) {
if ( _this.enabled === false ) return;
event.preventDefault();
event.stopPropagation();
if ( _state === STATE.ROTATE && ! _this.noRotate ) {
_movePrev.copy( _moveCurr );
_moveCurr.copy( getMouseOnCircle( event.pageX, event.pageY ) );
} else if ( _state === STATE.ZOOM && ! _this.noZoom ) {
_zoomEnd.copy( getMouseOnScreen( event.pageX, event.pageY ) );
} else if ( _state === STATE.PAN && ! _this.noPan ) {
_panEnd.copy( getMouseOnScreen( event.pageX, event.pageY ) );
}
}
function mouseup( event ) {
if ( _this.enabled === false ) return;
event.preventDefault();
event.stopPropagation();
_state = STATE.NONE;
document.removeEventListener( 'mousemove', mousemove );
document.removeEventListener( 'mouseup', mouseup );
_this.dispatchEvent( endEvent );
}
function mousewheel( event ) {
if ( _this.enabled === false ) return;
if ( _this.noZoom === true ) return;
event.preventDefault();
event.stopPropagation();
switch ( event.deltaMode ) {
case 2:
// Zoom in pages
_zoomStart.y -= event.deltaY * 0.025;
break;
case 1:
// Zoom in lines
_zoomStart.y -= event.deltaY * 0.01;
break;
default:
// undefined, 0, assume pixels
_zoomStart.y -= event.deltaY * 0.00025;
break;
}
_this.dispatchEvent( startEvent );
_this.dispatchEvent( endEvent );
}
function touchstart( event ) {
if ( _this.enabled === false ) return;
event.preventDefault();
switch ( event.touches.length ) {
case 1:
_state = STATE.TOUCH_ROTATE;
_moveCurr.copy( getMouseOnCircle( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY ) );
_movePrev.copy( _moveCurr );
break;
default: // 2 or more
_state = STATE.TOUCH_ZOOM_PAN;
var dx = event.touches[ 0 ].pageX - event.touches[ 1 ].pageX;
var dy = event.touches[ 0 ].pageY - event.touches[ 1 ].pageY;
_touchZoomDistanceEnd = _touchZoomDistanceStart = Math.sqrt( dx * dx + dy * dy );
var x = ( event.touches[ 0 ].pageX + event.touches[ 1 ].pageX ) / 2;
var y = ( event.touches[ 0 ].pageY + event.touches[ 1 ].pageY ) / 2;
_panStart.copy( getMouseOnScreen( x, y ) );
_panEnd.copy( _panStart );
break;
}
_this.dispatchEvent( startEvent );
}
function touchmove( event ) {
if ( _this.enabled === false ) return;
event.preventDefault();
event.stopPropagation();
switch ( event.touches.length ) {
case 1:
_movePrev.copy( _moveCurr );
_moveCurr.copy( getMouseOnCircle( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY ) );
break;
default: // 2 or more
var dx = event.touches[ 0 ].pageX - event.touches[ 1 ].pageX;
var dy = event.touches[ 0 ].pageY - event.touches[ 1 ].pageY;
_touchZoomDistanceEnd = Math.sqrt( dx * dx + dy * dy );
var x = ( event.touches[ 0 ].pageX + event.touches[ 1 ].pageX ) / 2;
var y = ( event.touches[ 0 ].pageY + event.touches[ 1 ].pageY ) / 2;
_panEnd.copy( getMouseOnScreen( x, y ) );
break;
}
}
function touchend( event ) {
if ( _this.enabled === false ) return;
switch ( event.touches.length ) {
case 0:
_state = STATE.NONE;
break;
case 1:
_state = STATE.TOUCH_ROTATE;
_moveCurr.copy( getMouseOnCircle( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY ) );
_movePrev.copy( _moveCurr );
break;
}
_this.dispatchEvent( endEvent );
}
function contextmenu( event ) {
if ( _this.enabled === false ) return;
event.preventDefault();
}
this.dispose = function () {
this.domElement.removeEventListener( 'contextmenu', contextmenu, false );
this.domElement.removeEventListener( 'mousedown', mousedown, false );
this.domElement.removeEventListener( 'wheel', mousewheel, false );
this.domElement.removeEventListener( 'touchstart', touchstart, false );
this.domElement.removeEventListener( 'touchend', touchend, false );
this.domElement.removeEventListener( 'touchmove', touchmove, false );
document.removeEventListener( 'mousemove', mousemove, false );
document.removeEventListener( 'mouseup', mouseup, false );
window.removeEventListener( 'keydown', keydown, false );
window.removeEventListener( 'keyup', keyup, false );
};
this.domElement.addEventListener( 'contextmenu', contextmenu, false );
this.domElement.addEventListener( 'mousedown', mousedown, false );
this.domElement.addEventListener( 'wheel', mousewheel, false );
this.domElement.addEventListener( 'touchstart', touchstart, false );
this.domElement.addEventListener( 'touchend', touchend, false );
this.domElement.addEventListener( 'touchmove', touchmove, false );
window.addEventListener( 'keydown', keydown, false );
window.addEventListener( 'keyup', keyup, false );
this.handleResize();
// force an update at start
this.update();
};
THREE.TrackballControls.prototype = Object.create( THREE.EventDispatcher.prototype );
THREE.TrackballControls.prototype.constructor = THREE.TrackballControls;

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var camera, scene, renderer;
init();
animate();
function getNodePos(x,y,z){ return x + (y * 16) + (z * 256); }
var colormapping, controls;
var materialCache = {};
function getMaterial(nodeName){
var material = materialCache[nodeName];
if (!material) {
var colorObj = colormapping[nodeName];
if (!colorObj){
return;
}
var color = new THREE.Color( colorObj.r/256, colorObj.g/256, colorObj.b/256 );
material = new THREE.MeshBasicMaterial( { color: color } );
if (nodeName == "default:water_source"){
material.transparent = true;
material.opacity = 0.5;
}
materialCache[nodeName] = material;
}
return material;
}
function isNodeHidden(mapblock,x,y,z){
if (x<=1 || x>=14 || y<=1 || y>=14 || z<=1 || z>=14){
// not sure, may be visible
return false;
}
function isTransparent(contentId){
var nodeName = mapblock.blockmapping[contentId];
return nodeName == "air" || nodeName == "default:water_source";
}
if (isTransparent(mapblock.contentid[getNodePos(x-1,y,z)]))
return false;
if (isTransparent(mapblock.contentid[getNodePos(x,y-1,z)]))
return false;
if (isTransparent(mapblock.contentid[getNodePos(x,y,z-1)]))
return false;
if (isTransparent(mapblock.contentid[getNodePos(x+1,y,z)]))
return false;
if (isTransparent(mapblock.contentid[getNodePos(x,y+1,z)]))
return false;
if (isTransparent(mapblock.contentid[getNodePos(x,y,z+1)]))
return false;
return true;
}
function drawMapblock(posx,posy,posz){
return m.request("api/viewblock/"+posx+"/"+posy+"/"+posz)
.then(function(mapblock){
if (!mapblock)
return;
if (mapblock.blockmapping.length == 1 && mapblock.blockmapping[0] == "air"){
return;
}
var nodenameGeometriesMap = {}; // nodeName => [geo, geo, ...]
for (var x=0; x<16; x++){
for (var y=0; y<16; y++){
for (var z=0; z<16; z++){
if (isNodeHidden(mapblock, x,y,z)){
//skip hidden node
continue;
}
var i = getNodePos(x,y,z);
var contentId = mapblock.contentid[i];
var nodeName = mapblock.blockmapping[contentId];
var matrix = new THREE.Matrix4()
.makeTranslation(
x + (posx*16),
y + (posy*16),
z + (posz*16)
);
var list = nodenameGeometriesMap[nodeName];
if (!list){
list = [];
nodenameGeometriesMap[nodeName] = list;
}
list.push(matrix);
}
}
}
Object.keys(nodenameGeometriesMap).forEach(function(nodeName){
var material = getMaterial(nodeName);
if (material){
var list = nodenameGeometriesMap[nodeName];
var geometry = new THREE.BoxGeometry(1,1,1);
var mesh = new THREE.InstancedMesh( geometry, material, list.length );
for (var i=0; i<list.length; i++){
mesh.setMatrixAt(i, list[i]);
}
scene.add( mesh );
}
});
});
}
function init() {
camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 2, 2000 );
camera.position.z = -150;
camera.position.x = -150;
camera.position.y = 100;
scene = new THREE.Scene();
var min = -7, max = 7;
var x = min, y = -1, z = min;
function increment(){
x++;
if (x > max){
z++;
x = min;
}
if (z > max){
y++;
z = min;
}
}
var drawLoop = function(){
if (y >= 3){
return;
}
drawMapblock(x,y,z)
.then(function(){
render();
increment();
setTimeout(drawLoop, 50);
});
};
m.request("api/colormapping")
.then(function(_colormapping){
colormapping = _colormapping;
drawLoop();
});
renderer = new THREE.WebGLRenderer({ antialias: false });
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
document.body.appendChild( renderer.domElement );
controls = new THREE.TrackballControls( camera, renderer.domElement );
controls.rotateSpeed = 2.0;
controls.zoomSpeed = 1.2;
controls.panSpeed = 0.8;
controls.noZoom = false;
controls.noPan = false;
controls.staticMoving = true;
controls.dynamicDampingFactor = 0.3;
controls.keys = [ 65, 83, 68 ];
controls.addEventListener( 'change', render );
render();
}
function render(){
renderer.render( scene, camera );
}
function animate() {
requestAnimationFrame( animate );
controls.update();
}

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<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="theme-color" content="#000">
<title>3D View test</title>
</head>
<body>
<script src="js/lib/mithril.min.js"></script>
<script src="js/lib/three.min.js"></script>
<script src="js/lib/TrackballControls.js"></script>
<script src="js/test.js"></script>
</body>
</html>