//transform为null则构建基于场景的粗略测试bvh, 不为null则构建基于对象的精细测试bvh public BVH(Transform transform, BVHSplitMethod bvhSplitMethod) { this.transform = transform; this.bvhSplitMethod = bvhSplitMethod; }
//transform为null则构建基于场景的粗略测试bvh, 不为null则构建基于对象的精细测试bvh public BVH(Transform transform, BVHSplitMethod bvhSplitMethod, int maxPrimsInNode) { this.transform = transform; this.bvhSplitMethod = bvhSplitMethod; this.maxPrimsInNode = maxPrimsInNode; }