libcruft-vk/cruft/vk/instance.cpp

95 lines
2.6 KiB
C++

/*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* Copyright:
* 2016-2017, Danny Robson <danny@nerdcruft.net>
*/
#include "./instance.hpp"
#include "./traits.hpp"
using cruft::vk::instance;
///////////////////////////////////////////////////////////////////////////////
static const VkInstanceCreateInfo DEFAULT_INFO = {
.sType = cruft::vk::structure_type_v<VkInstanceCreateInfo>,
.pNext = nullptr,
.flags = {},
.pApplicationInfo = nullptr,
.enabledLayerCount = 0,
.ppEnabledLayerNames = nullptr,
.enabledExtensionCount = 0,
.ppEnabledExtensionNames = nullptr
};
//-----------------------------------------------------------------------------
instance::create_info_t::create_info_t ():
create_info_t (DEFAULT_INFO)
{ ; }
//-----------------------------------------------------------------------------
instance::create_info_t::create_info_t (const VkInstanceCreateInfo &base):
VkInstanceCreateInfo (base)
{ ; }
///////////////////////////////////////////////////////////////////////////////
instance::instance ():
instance (create_info_t ())
{ ; }
//-----------------------------------------------------------------------------
instance::instance (const cruft::view<const char **> layers,
const cruft::view<const char **> extensions):
instance (VkInstanceCreateInfo {
.sType = cruft::vk::structure_type_v<VkInstanceCreateInfo>,
.pNext = nullptr,
.flags = {},
.pApplicationInfo = nullptr,
.enabledLayerCount = static_cast<uint32_t> (layers.size ()),
.ppEnabledLayerNames = layers.data (),
.enabledExtensionCount = static_cast<uint32_t> (extensions.size ()),
.ppEnabledExtensionNames = extensions.data ()
})
{ ; }
//-----------------------------------------------------------------------------
instance::instance (const create_info_t &info):
root (&info, nullptr)
{ ; }
///////////////////////////////////////////////////////////////////////////////
std::set<std::string>
instance::extensions (void) const
{
auto values = error::try_values (
vkEnumerateInstanceExtensionProperties, nullptr
);
std::set<std::string> strings;
for (const auto &i: values)
strings.insert (i.extensionName);
return strings;
}
///////////////////////////////////////////////////////////////////////////////
std::vector<VkLayerProperties>
instance::available_layers (void)
{
return error::try_values (vkEnumerateInstanceLayerProperties);
}