Java Code Examples for com.jme3.bounding.BoundingBox#setXExtent()

The following examples show how to use com.jme3.bounding.BoundingBox#setXExtent() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: FastOctnode.java    From MikuMikuStudio with BSD 2-Clause "Simplified" License 5 votes vote down vote up 
private static void findChildBound(BoundingBox bbox, int side){
    float extent = bbox.getXExtent() * 0.5f;
    bbox.getCenter().set(bbox.getCenter().x + extent * Octnode.extentMult[side].x,
                         bbox.getCenter().y + extent * Octnode.extentMult[side].y,
                         bbox.getCenter().z + extent * Octnode.extentMult[side].z);
    bbox.setXExtent(extent);
    bbox.setYExtent(extent);
    bbox.setZExtent(extent);
}
Example 2
Source File: Octree.java    From MikuMikuStudio with BSD 2-Clause "Simplified" License 5 votes vote down vote up 
public Octree(Spatial scene, int minTrisPerNode){
        scene.updateGeometricState();

        List<Geometry> geomsList = getGeometries(scene);
        geoms = new Geometry[geomsList.size()];
        geomsList.toArray(geoms);
        // generate bound box for all geom
        bbox = new BoundingBox();
        for (Geometry geom : geoms){
            BoundingVolume bv = geom.getWorldBound();
            bbox.mergeLocal(bv);
        }

        // set largest extent
        float extent = Math.max(bbox.getXExtent(), Math.max(bbox.getYExtent(), bbox.getZExtent()));
        bbox.setXExtent(extent);
        bbox.setYExtent(extent);
        bbox.setZExtent(extent);

        this.minTrisPerNode = minTrisPerNode;

        Triangle t = new Triangle();
        for (int g = 0; g < geoms.length; g++){
            Mesh m = geoms[g].getMesh();
            for (int i = 0; i < m.getTriangleCount(); i++){
                m.getTriangle(i, t);
                OCTTriangle ot = new OCTTriangle(t.get1(), t.get2(), t.get3(), i, g);
                allTris.add(ot);
                // convert triangle to world space
//                geom.getWorldTransform().transformVector(t.get1(), t.get1());
//                geom.getWorldTransform().transformVector(t.get2(), t.get2());
//                geom.getWorldTransform().transformVector(t.get3(), t.get3());
            }
        }
    }