/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * Copyright:
 *      2016-2017, Danny Robson <danny@nerdcruft.net>
 */

#include "./pipeline_cache.hpp"

#include "./device.hpp"

#include <cruft/util/cast.hpp>

using cruft::vk::pipeline_cache;


///////////////////////////////////////////////////////////////////////////////
void
pipeline_cache::merge (const device &dev,
                       const pipeline_cache *first,
                       const pipeline_cache *last)
{
    CHECK_GE (last, first);
    auto err = vkMergePipelineCaches (dev.native (), native (), util::cast::lossless<uint32_t> (last - first), &first->native ());
    error::try_code (err);
}


///////////////////////////////////////////////////////////////////////////////
size_t
pipeline_cache::get (const device &dev, void *dst, size_t len) const
{
    auto err = vkGetPipelineCacheData (dev.native (), native (), &len, dst);
    error::try_code (err);
    return len;
}