libcruft-vk/instance.hpp

/*
 * 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>
 */

#ifndef CRUFT_VK_INSTANCE_HPP
#define CRUFT_VK_INSTANCE_HPP

#include "./object.hpp"

#include "./vk.hpp"
#include "./traits.hpp"
#include "./except.hpp"

#include <cruft/util/view.hpp>

#include <set>
#include <string>

namespace cruft::vk {
    struct instance : public root<instance> {
        struct create_info_t : public VkInstanceCreateInfo {
            create_info_t ();
            create_info_t (const VkInstanceCreateInfo&);
        };

        struct application_info_t : public VkApplicationInfo {
            application_info_t ();
            application_info_t (const VkApplicationInfo&);
        };

        instance ();
        instance (util::view<const char**> layers,
                  util::view<const char**> extensions);
        instance (const create_info_t &info);

        template <typename FunctionT>
        FunctionT
        proc (const char *name)
        {
            auto ret = vkGetInstanceProcAddr (native (), name);
            if (!ret)
                throw vk::invalid_argument ("invalid procedure name");

            return reinterpret_cast<FunctionT> (ret);
        }

        std::set<std::string> extensions (void) const;

        static std::vector<VkLayerProperties> available_layers (void);
    };
}

#endif