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Half-baked LOD attempt.

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This doesn't handle properly order of updates of LOD vs camera.
This commit is contained in:
alteredq
2011-10-24 15:19:59 +02:00
parent b2b7282fcd
commit 9f7f8fd015
6 changed files with 145 additions and 153 deletions
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src/objects/LOD.js
+16 -24
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@@ -1,11 +1,13 @@
/**
* @author mikael emtinger / http://gomo.se/
* @author alteredq / http://alteredqualia.com/
*/
THREE.LOD = function() {
THREE.LOD = function( camera ) {
THREE.Object3D.call( this );
this.camera = camera;
this.LODs = [];
};
@@ -43,28 +45,17 @@ THREE.LOD.prototype.addLevel = function ( object3D, visibleAtDistance ) {
};
THREE.LOD.prototype.updateMatrixWorld = function ( force ) {
/*
* Update
*/
this.matrixAutoUpdate && this.updateMatrix();
THREE.LOD.prototype.update = function ( parentMatrixWorld, forceUpdate, camera ) {
// update matrixWorld
// update local
if ( this.matrixWorldNeedsUpdate || force ) {
if ( this.matrixAutoUpdate ) {
if ( this.parent ) {
forceUpdate |= this.updateMatrix();
}
// update global
if ( forceUpdate || this.matrixWorldNeedsUpdate ) {
if ( parentMatrixWorld ) {
this.matrixWorld.multiply( parentMatrixWorld, this.matrix );
this.matrixWorld.multiply( this.parent.matrixWorld, this.matrix );
} else {
@@ -73,15 +64,16 @@ THREE.LOD.prototype.update = function ( parentMatrixWorld, forceUpdate, camera )
}
this.matrixWorldNeedsUpdate = false;
forceUpdate = true;
force = true;
}
// update LODs
if ( this.LODs.length > 1 ) {
var camera = this.camera;
if ( this.LODs.length > 1 ) {
var inverse = camera.matrixWorldInverse;
var radius = this.boundRadius * this.boundRadiusScale;
@@ -112,13 +104,13 @@ THREE.LOD.prototype.update = function ( parentMatrixWorld, forceUpdate, camera )
}
// update children
for ( var c = 0; c < this.children.length; c++ ) {
for ( var i = 0, l = this.children.length; i < l; i ++ ) {
this.children[ c ].update( this.matrixWorld, forceUpdate, camera );
this.children[ i ].updateMatrixWorld( force );
}
};