提交 4fbb9056 编写于 作者: Z zz85

Update subdivision example

上级 0c770644
......@@ -72,8 +72,8 @@
materials.push( [ new THREE.MeshBasicMaterial( { color: Math.random() * 0xffffff, wireframe: false } ) ] );
}
var geometriesParams = [
......@@ -87,7 +87,7 @@
{type: 'LatheGeometry', args: [ [
new THREE.Vector3(0,0,0),
new THREE.Vector3(0,50,50),
new THREE.Vector3(0,0,100),
new THREE.Vector3(0,10,100),
new THREE.Vector3(0,50,150),
new THREE.Vector3(0,0,200) ] ]},
{type: 'TextGeometry', args: ['&', {
......@@ -98,32 +98,36 @@
}]},
{type: 'PlaneGeometry', args: [ 200, 200, 4, 4 ] }
];
if (location.protocol !== "file:") {
var loader = new THREE.JSONLoader();
loader.load( 'obj/WaltHeadLo.js', function ( geometry ) {
geometriesParams.push({type: 'WaltHead', args: [ ], meshScale: 6 });
THREE.WaltHead = function() {
return THREE.GeometryUtils.clone(geometry);
};
updateInfo()
});
var loader2 = new THREE.JSONLoader();
loader2.load( 'obj/Suzanne.js', function ( geometry ) {
geometriesParams.push({type: 'Suzanne', args: [ ], scale: 100, meshScale:2 });
THREE.Suzanne = function() {
return THREE.GeometryUtils.clone(geometry);
};
updateInfo()
} );
}
......@@ -157,6 +161,39 @@
}
function switchGeometry(i) {
geometryIndex = i;
addStuff();
}
function updateInfo() {
var params = geometriesParams[ geometryIndex ];
var dropdown = '<select id="dropdown" onchange="switchGeometry(this.value)">';
for ( i = 0; i < geometriesParams.length; i ++ ) {
dropdown += '<option value="' + i + '"';
dropdown += (geometryIndex == i) ? ' selected' : '';
dropdown += '>' + geometriesParams[i].type + '</option>';
}
dropdown += '</select>';
info.innerHTML = 'Drag to spin THREE.' + params.type +
'<br/><br/>Subdivisions: ' + subdivisions +
' <a href="#" onclick="nextSubdivision(1); return false;">more</a>/<a href="#" onclick="nextSubdivision(-1); return false;">less</a>' +
'<br>Geometry: ' + dropdown + ' <a href="#" onclick="nextGeometry();return false;">next</a>' +
'<br/><br>Vertices count: before ' + geometry.vertices.length + ' after ' + smooth.vertices.length +
'<br>Face count: before ' + geometry.faces.length + ' after ' + smooth.faces.length
; //+ params.args;
}
function addStuff() {
if ( cube ) {
......@@ -173,7 +210,7 @@
var params = geometriesParams[ geometryIndex ];
geometry = createSomething( THREE[ params.type ], params.args );
// Scale Geometry
if (params.scale) {
geometry.applyMatrix( new THREE.Matrix4().setScale( params.scale, params.scale, params.scale ) );
......@@ -187,14 +224,7 @@
smooth.mergeVertices();
modifier.modify( smooth );
info.innerHTML = 'Drag to spin THREE.' + params.type +
'<br/><br/>Subdivisions: ' + modifier.subdivisions +
' <a href="#" onclick="nextSubdivision(1); return false;">more</a>/<a href="#" onclick="nextSubdivision(-1); return false;">less</a>' +
'<br>Geometry: <a href="#" onclick="nextGeometry();return false;">next</a>' +
'<br/><br>Vertices count: before ' + geometry.vertices.length + ' after ' + smooth.vertices.length +
'<br>Face count: before ' + geometry.faces.length + ' after ' + smooth.faces.length
; //+ params.args;
updateInfo();
var faceABCD = "abcd";
var color, f, p, n, vertexIndex;
......@@ -284,21 +314,14 @@
var meshmaterials = [
// new THREE.MeshBasicMaterial( { color: 0x000000, shading: THREE.FlatShading, wireframe: true } )
new THREE.MeshLambertMaterial( { color: 0xffffff, shading: THREE.FlatShading, vertexColors: THREE.VertexColors } ),
new THREE.MeshBasicMaterial( { color: 0x405040, wireframe: true, opacity: 0.8, transparent: true } )
];
// new THREE.MeshLambertMaterial( { color: 0xffffff, shading: THREE.FlatShading, vertexColors: THREE.VertexColors } ),
// new THREE.MeshBasicMaterial( { color: 0x000000, shading: THREE.FlatShading, wireframe: true } )
// new THREE.MeshFaceMaterial()
// new THREE.MeshPhongMaterial( { color: 0xffffff, shading: THREE.FlatShading } );
// new THREE.MeshPhongMaterial( { color: 0xffffff, shading: THREE.SmoothShading } );
cube = THREE.SceneUtils.createMultiMaterialObject( smooth, meshmaterials );
var meshScale = params.meshScale ? params.meshScale : 1;
cube.scale.x = meshScale;
cube.scale.y = meshScale;
cube.scale.z = meshScale;
......@@ -353,7 +376,7 @@
function onDocumentMouseDown( event ) {
event.preventDefault();
//event.preventDefault();
document.addEventListener( 'mousemove', onDocumentMouseMove, false );
document.addEventListener( 'mouseup', onDocumentMouseUp, false );
......@@ -428,7 +451,7 @@
group.rotation.x = cube.rotation.x += ( targetXRotation - cube.rotation.x ) * 0.05;
group.rotation.y = cube.rotation.y += ( targetYRotation - cube.rotation.y ) * 0.05;
renderer.render( scene, camera );
}
......@@ -437,3 +460,4 @@
</body>
</html>
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