| /* |
| * Vulkan |
| * |
| * Copyright (C) 2015 LunarG, Inc. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| * DEALINGS IN THE SOFTWARE. |
| * |
| * Authors: |
| * Jon Ashburn <jon@lunarg.com> |
| * Courtney Goeltzenleuchter <courtney@lunarg.com> |
| * Ian Elliott <ian@lunarg.com> |
| */ |
| |
| #define _ISOC11_SOURCE /* for aligned_alloc() */ |
| #include <stdlib.h> |
| #include <string.h> |
| #include "vk_loader_platform.h" |
| #include "loader.h" |
| #include "wsi_swapchain.h" |
| |
| static const VkExtensionProperties wsi_swapchain_extension_info = { |
| .extName = VK_WSI_SWAPCHAIN_EXTENSION_NAME, |
| .specVersion = VK_WSI_SWAPCHAIN_REVISION, |
| }; |
| |
| void wsi_swapchain_add_instance_extensions( |
| struct loader_extension_list *ext_list) |
| { |
| loader_add_to_ext_list(ext_list, 1, &wsi_swapchain_extension_info); |
| } |
| |
| void wsi_swapchain_create_instance( |
| struct loader_instance *ptr_instance, |
| const VkInstanceCreateInfo *pCreateInfo) |
| { |
| ptr_instance->wsi_swapchain_enabled = false; |
| |
| for (uint32_t i = 0; i < pCreateInfo->extensionCount; i++) { |
| if (strcmp(pCreateInfo->ppEnabledExtensionNames[i], VK_WSI_SWAPCHAIN_EXTENSION_NAME) == 0) { |
| ptr_instance->wsi_swapchain_enabled = true; |
| return; |
| } |
| } |
| } |
| |
| /* |
| * This is the trampoline entrypoint |
| * for GetPhysicalDeviceSurfaceSupportWSI |
| */ |
| VkResult wsi_swapchain_GetPhysicalDeviceSurfaceSupportWSI( |
| VkPhysicalDevice physicalDevice, |
| uint32_t queueNodeIndex, |
| const VkSurfaceDescriptionWSI* pSurfaceDescription, |
| VkBool32* pSupported) |
| { |
| const VkLayerInstanceDispatchTable *disp; |
| // TBD/TODO: DO WE NEED TO DO LOCKING FOR THIS FUNCTION? |
| disp = loader_get_instance_dispatch(physicalDevice); |
| loader_platform_thread_lock_mutex(&loader_lock); |
| VkResult res = disp->GetPhysicalDeviceSurfaceSupportWSI( |
| physicalDevice, |
| queueNodeIndex, |
| pSurfaceDescription, |
| pSupported); |
| loader_platform_thread_unlock_mutex(&loader_lock); |
| return res; |
| } |
| |
| /* |
| * This is the instance chain terminator function |
| * for GetPhysicalDeviceSurfaceSupportWSI |
| */ |
| VkResult VKAPI loader_GetPhysicalDeviceSurfaceSupportWSI( |
| VkPhysicalDevice physicalDevice, |
| uint32_t queueNodeIndex, |
| const VkSurfaceDescriptionWSI* pSurfaceDescription, |
| VkBool32* pSupported) |
| { |
| uint32_t gpu_index; |
| struct loader_icd *icd = loader_get_icd(physicalDevice, &gpu_index); |
| VkResult res = VK_ERROR_UNAVAILABLE; |
| *pSupported = false; |
| |
| if (icd->GetPhysicalDeviceSurfaceSupportWSI) { |
| res = icd->GetPhysicalDeviceSurfaceSupportWSI(physicalDevice, |
| queueNodeIndex, |
| pSurfaceDescription, |
| pSupported); |
| } |
| |
| return res; |
| } |
| |
| |
| void *wsi_swapchain_GetInstanceProcAddr( |
| struct loader_instance *ptr_instance, |
| const char* pName) |
| { |
| if (ptr_instance == VK_NULL_HANDLE || !ptr_instance->wsi_swapchain_enabled) { |
| return NULL; |
| } |
| |
| if (!strcmp(pName, "vkGetPhysicalDeviceSurfaceSupportWSI")) { |
| return (void*) wsi_swapchain_GetPhysicalDeviceSurfaceSupportWSI; |
| } |
| |
| return NULL; |
| } |