/*
 * 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, Danny Robson <danny@nerdcruft.net>
 */

#include "./physical_device.hpp"

#include "./except.hpp"
#include "./surface.hpp"

using cruft::vk::physical_device;


///////////////////////////////////////////////////////////////////////////////
std::set<std::string>
physical_device::extensions (void) const
{
    uint32_t expected = 0;
    error::try_code (vkEnumerateDeviceExtensionProperties (id (), nullptr, &expected, nullptr));

    VkExtensionProperties props[expected];
    uint32_t found = expected;
    error::try_code (vkEnumerateDeviceExtensionProperties (id (), nullptr, &found, props));

    std::set<std::string> ext;
    for (const auto &i: props)
        ext.insert (i.extensionName);
    return ext;
}

///////////////////////////////////////////////////////////////////////////////
VkPhysicalDeviceProperties
physical_device::properties (void) const
{
    VkPhysicalDeviceProperties props;
    vkGetPhysicalDeviceProperties (id (), &props);
    return props;
}


//-----------------------------------------------------------------------------
VkPhysicalDeviceFeatures
physical_device::features (void) const
{
    VkPhysicalDeviceFeatures feat;
    vkGetPhysicalDeviceFeatures (id (), &feat);
    return feat;
}


//-----------------------------------------------------------------------------
VkSurfaceCapabilitiesKHR
physical_device::surface_capabilities (surface &_surface) const
{
    return error::try_query (
        vkGetPhysicalDeviceSurfaceCapabilitiesKHR, id (), _surface.id ()
    );
}


//-----------------------------------------------------------------------------
VkPhysicalDeviceMemoryProperties
physical_device::memory_properties (void) const
{
    return error::try_query (
        vkGetPhysicalDeviceMemoryProperties, id ()
    );
}


///////////////////////////////////////////////////////////////////////////////
std::vector<VkQueueFamilyProperties>
physical_device::queue_families (void) const
{
    uint32_t count = 0;
    vkGetPhysicalDeviceQueueFamilyProperties (id (), &count, nullptr);

    std::vector<VkQueueFamilyProperties> values (count);
    vkGetPhysicalDeviceQueueFamilyProperties (id (), &count, values.data ());

    values.resize (count);
    return values;
}


///////////////////////////////////////////////////////////////////////////////
std::vector<VkSurfaceFormatKHR>
physical_device::surface_formats (surface &_surface)
{
    return error::try_array (
        vkGetPhysicalDeviceSurfaceFormatsKHR,
        id (), _surface.id ()
    );
}


//-----------------------------------------------------------------------------
std::vector<VkPresentModeKHR>
physical_device::present_modes (surface &_surface)
{
    return error::try_array (
        vkGetPhysicalDeviceSurfacePresentModesKHR,
        id (), _surface.id ()
    );
}


///////////////////////////////////////////////////////////////////////////////
std::string
physical_device::name (void) const
{
    return properties ().deviceName;
}