// Filename: vertexDataBook.I
// Created by:  drose (16May07)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) Carnegie Mellon University.  All rights reserved.
//
// All use of this software is subject to the terms of the revised BSD
// license.  You should have received a copy of this license along
// with this source code in a file named "LICENSE."
//
////////////////////////////////////////////////////////////////////


////////////////////////////////////////////////////////////////////
//     Function: VertexDataBook::alloc
//       Access: Published
//  Description: Allocates and returns a new VertexDataBuffer of the
//               requested size.
////////////////////////////////////////////////////////////////////
INLINE VertexDataBlock *VertexDataBook::
alloc(size_t size) {
  MutexHolder holder(_lock);
  return do_alloc(size);
}

////////////////////////////////////////////////////////////////////
//     Function: VertexDataBook::get_num_pages
//       Access: Published
//  Description: Returns the number of pages created for the book.
////////////////////////////////////////////////////////////////////
INLINE int VertexDataBook::
get_num_pages() const {
  return _pages.size();
}

////////////////////////////////////////////////////////////////////
//     Function: VertexDataBook::create_new_page
//       Access: Private
//  Description: Creates a new page of sufficient size to hold the
//               requested block.  The page is not added to the _pages
//               list.
////////////////////////////////////////////////////////////////////
INLINE VertexDataPage *VertexDataBook::
create_new_page(size_t size) {
  size_t page_size = ((size + _block_size - 1) / _block_size) * _block_size;
  return new VertexDataPage(this, page_size, _block_size);
}