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/*
This file is part of Warzone 2100.
Copyright (C) 2019 Warzone 2100 Project
Warzone 2100 is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
Warzone 2100 is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Warzone 2100; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#if defined(WZ_VULKAN_ENABLED) && defined(HAVE_SDL_VULKAN_H)
#include "gfx_api_vk_sdl.h" // Must be prior to frame.h include
#include "lib/framework/frame.h"
#include <SDL3/SDL_vulkan.h>
#include <SDL3/SDL_version.h>
sdl_Vulkan_Impl::sdl_Vulkan_Impl(SDL_Window* _window, bool _allowImplicitLayers)
{
ASSERT(_window != nullptr, "Invalid SDL_Window*");
window = _window;
m_allowImplicitLayers = _allowImplicitLayers;
}
PFN_vkGetInstanceProcAddr sdl_Vulkan_Impl::getVkGetInstanceProcAddr()
{
#if defined( _MSC_VER )
#pragma warning( push )
#pragma warning( disable : 4191 ) // warning C4191: 'reinterpret_cast': unsafe conversion from 'SDL_FunctionPointer' to 'PFN_vkGetInstanceProcAddr'
#endif
PFN_vkGetInstanceProcAddr _vkGetInstanceProcAddr = reinterpret_cast<PFN_vkGetInstanceProcAddr>(SDL_Vulkan_GetVkGetInstanceProcAddr());
#if defined( _MSC_VER )
#pragma warning( pop )
#endif
if(!_vkGetInstanceProcAddr)
{
debug(LOG_ERROR, "SDL_Vulkan_GetVkGetInstanceProcAddr() failed: %s\n", SDL_GetError());
return nullptr;
}
return _vkGetInstanceProcAddr;
}
bool sdl_Vulkan_Impl::getRequiredInstanceExtensions(std::vector<const char*> &output)
{
// Get the required extension count
uint32_t requiredExtensionCount;
const char * const *instance_extensions = SDL_Vulkan_GetInstanceExtensions(&requiredExtensionCount);
if (!instance_extensions)
{
debug(LOG_ERROR, "SDL_Vulkan_GetInstanceExtensions failed: %s\n", SDL_GetError());
return false;
}
std::vector<const char*> extensions;
extensions.reserve(requiredExtensionCount);
for (uint32_t i = 0; i < requiredExtensionCount; i++)
{
if (!instance_extensions[i]) { continue; }
extensions.push_back(instance_extensions[i]);
}
output = extensions;
return true;
}
bool sdl_Vulkan_Impl::createWindowSurface(VkInstance instance, VkSurfaceKHR* surface)
{
if (!SDL_Vulkan_CreateSurface(window, instance, NULL, surface))
{
debug(LOG_ERROR, "SDL_Vulkan_CreateSurface() failed: %s\n", SDL_GetError());
return false;
}
return true;
}
void sdl_Vulkan_Impl::getDrawableSize(int* w, int* h)
{
SDL_GetWindowSizeInPixels(window, w, h);
}
bool sdl_Vulkan_Impl::allowImplicitLayers() const
{
return m_allowImplicitLayers;
}
#endif // defined(WZ_VULKAN_ENABLED) && defined(HAVE_SDL_VULKAN_H)
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