Examples with BoundingVolume com.jme3.bounding.BoundingVolume used on opensource projects

Example 26 with BoundingVolume

use of com.jme3.bounding.BoundingVolume in project jmonkeyengine by jMonkeyEngine.

the class BIHTree method collideWithBoundingVolume.

private int collideWithBoundingVolume(BoundingVolume bv, Matrix4f worldMatrix, CollisionResults results) {
    BoundingBox bbox;
    if (bv instanceof BoundingSphere) {
        BoundingSphere sphere = (BoundingSphere) bv;
        bbox = new BoundingBox(bv.getCenter().clone(), sphere.getRadius(), sphere.getRadius(), sphere.getRadius());
    } else if (bv instanceof BoundingBox) {
        bbox = new BoundingBox((BoundingBox) bv);
    } else {
        throw new UnsupportedCollisionException("BoundingVolume:" + bv);
    }
    bbox.transform(worldMatrix.invert(), bbox);
    return root.intersectWhere(bv, bbox, worldMatrix, this, results);
}

Example 27 with BoundingVolume

use of com.jme3.bounding.BoundingVolume in project jmonkeyengine by jMonkeyEngine.

the class ShadowUtil method computeUnionBound.

/**
     * Compute bounds of a geomList
     * @param list
     * @param mat
     * @return
     */
public static BoundingBox computeUnionBound(GeometryList list, Matrix4f mat) {
    BoundingBox bbox = new BoundingBox();
    TempVars tempv = TempVars.get();
    for (int i = 0; i < list.size(); i++) {
        BoundingVolume vol = list.get(i).getWorldBound();
        BoundingVolume store = vol.transform(mat, tempv.bbox);
        //Nehon : prevent NaN and infinity values to screw the final bounding box
        if (!Float.isNaN(store.getCenter().x) && !Float.isInfinite(store.getCenter().x)) {
            bbox.mergeLocal(store);
        }
    }
    tempv.release();
    return bbox;
}

Example 28 with BoundingVolume

use of com.jme3.bounding.BoundingVolume in project jmonkeyengine by jMonkeyEngine.

the class ShadowUtil method computeUnionBound.

/**
     * Compute bounds of a geomList
     * @param list
     * @param transform
     * @return
     */
public static BoundingBox computeUnionBound(GeometryList list, Transform transform) {
    BoundingBox bbox = new BoundingBox();
    TempVars tempv = TempVars.get();
    for (int i = 0; i < list.size(); i++) {
        BoundingVolume vol = list.get(i).getWorldBound();
        BoundingVolume newVol = vol.transform(transform, tempv.bbox);
        //Nehon : prevent NaN and infinity values to screw the final bounding box
        if (!Float.isNaN(newVol.getCenter().x) && !Float.isInfinite(newVol.getCenter().x)) {
            bbox.mergeLocal(newVol);
        }
    }
    tempv.release();
    return bbox;
}