+++ /dev/null
-//========================================================================
-// GLFW 3.4 - www.glfw.org
-//------------------------------------------------------------------------
-// Copyright (c) 2002-2006 Marcus Geelnard
-// Copyright (c) 2006-2018 Camilla Löwy <elmindreda@glfw.org>
-//
-// This software is provided 'as-is', without any express or implied
-// warranty. In no event will the authors be held liable for any damages
-// arising from the use of this software.
-//
-// Permission is granted to anyone to use this software for any purpose,
-// including commercial applications, and to alter it and redistribute it
-// freely, subject to the following restrictions:
-//
-// 1. The origin of this software must not be misrepresented; you must not
-// claim that you wrote the original software. If you use this software
-// in a product, an acknowledgment in the product documentation would
-// be appreciated but is not required.
-//
-// 2. Altered source versions must be plainly marked as such, and must not
-// be misrepresented as being the original software.
-//
-// 3. This notice may not be removed or altered from any source
-// distribution.
-//
-//========================================================================
-// Please use C89 style variable declarations in this file because VS 2010
-//========================================================================
-
-#include "internal.h"
-
-#include <assert.h>
-#include <string.h>
-#include <stdlib.h>
-
-#define _GLFW_FIND_LOADER 1
-#define _GLFW_REQUIRE_LOADER 2
-
-
-//////////////////////////////////////////////////////////////////////////
-////// GLFW internal API //////
-//////////////////////////////////////////////////////////////////////////
-
-GLFWbool _glfwInitVulkan(int mode)
-{
- VkResult err;
- VkExtensionProperties* ep;
- uint32_t i, count;
-
- if (_glfw.vk.available)
- return GLFW_TRUE;
-
-#if !defined(_GLFW_VULKAN_STATIC)
-#if defined(_GLFW_VULKAN_LIBRARY)
- _glfw.vk.handle = _glfw_dlopen(_GLFW_VULKAN_LIBRARY);
-#elif defined(_GLFW_WIN32)
- _glfw.vk.handle = _glfw_dlopen("vulkan-1.dll");
-#elif defined(_GLFW_COCOA)
- _glfw.vk.handle = _glfw_dlopen("libvulkan.1.dylib");
- if (!_glfw.vk.handle)
- _glfw.vk.handle = _glfwLoadLocalVulkanLoaderNS();
-#else
- _glfw.vk.handle = _glfw_dlopen("libvulkan.so.1");
-#endif
- if (!_glfw.vk.handle)
- {
- if (mode == _GLFW_REQUIRE_LOADER)
- _glfwInputError(GLFW_API_UNAVAILABLE, "Vulkan: Loader not found");
-
- return GLFW_FALSE;
- }
-
- _glfw.vk.GetInstanceProcAddr = (PFN_vkGetInstanceProcAddr)
- _glfw_dlsym(_glfw.vk.handle, "vkGetInstanceProcAddr");
- if (!_glfw.vk.GetInstanceProcAddr)
- {
- _glfwInputError(GLFW_API_UNAVAILABLE,
- "Vulkan: Loader does not export vkGetInstanceProcAddr");
-
- _glfwTerminateVulkan();
- return GLFW_FALSE;
- }
-
- _glfw.vk.EnumerateInstanceExtensionProperties = (PFN_vkEnumerateInstanceExtensionProperties)
- vkGetInstanceProcAddr(NULL, "vkEnumerateInstanceExtensionProperties");
- if (!_glfw.vk.EnumerateInstanceExtensionProperties)
- {
- _glfwInputError(GLFW_API_UNAVAILABLE,
- "Vulkan: Failed to retrieve vkEnumerateInstanceExtensionProperties");
-
- _glfwTerminateVulkan();
- return GLFW_FALSE;
- }
-#endif // _GLFW_VULKAN_STATIC
-
- err = vkEnumerateInstanceExtensionProperties(NULL, &count, NULL);
- if (err)
- {
- // NOTE: This happens on systems with a loader but without any Vulkan ICD
- if (mode == _GLFW_REQUIRE_LOADER)
- {
- _glfwInputError(GLFW_API_UNAVAILABLE,
- "Vulkan: Failed to query instance extension count: %s",
- _glfwGetVulkanResultString(err));
- }
-
- _glfwTerminateVulkan();
- return GLFW_FALSE;
- }
-
- ep = calloc(count, sizeof(VkExtensionProperties));
-
- err = vkEnumerateInstanceExtensionProperties(NULL, &count, ep);
- if (err)
- {
- _glfwInputError(GLFW_API_UNAVAILABLE,
- "Vulkan: Failed to query instance extensions: %s",
- _glfwGetVulkanResultString(err));
-
- free(ep);
- _glfwTerminateVulkan();
- return GLFW_FALSE;
- }
-
- for (i = 0; i < count; i++)
- {
- if (strcmp(ep[i].extensionName, "VK_KHR_surface") == 0)
- _glfw.vk.KHR_surface = GLFW_TRUE;
-#if defined(_GLFW_WIN32)
- else if (strcmp(ep[i].extensionName, "VK_KHR_win32_surface") == 0)
- _glfw.vk.KHR_win32_surface = GLFW_TRUE;
-#elif defined(_GLFW_COCOA)
- else if (strcmp(ep[i].extensionName, "VK_MVK_macos_surface") == 0)
- _glfw.vk.MVK_macos_surface = GLFW_TRUE;
- else if (strcmp(ep[i].extensionName, "VK_EXT_metal_surface") == 0)
- _glfw.vk.EXT_metal_surface = GLFW_TRUE;
-#elif defined(_GLFW_X11)
- else if (strcmp(ep[i].extensionName, "VK_KHR_xlib_surface") == 0)
- _glfw.vk.KHR_xlib_surface = GLFW_TRUE;
- else if (strcmp(ep[i].extensionName, "VK_KHR_xcb_surface") == 0)
- _glfw.vk.KHR_xcb_surface = GLFW_TRUE;
-#elif defined(_GLFW_WAYLAND)
- else if (strcmp(ep[i].extensionName, "VK_KHR_wayland_surface") == 0)
- _glfw.vk.KHR_wayland_surface = GLFW_TRUE;
-#endif
- }
-
- free(ep);
-
- _glfw.vk.available = GLFW_TRUE;
-
- _glfwPlatformGetRequiredInstanceExtensions(_glfw.vk.extensions);
-
- return GLFW_TRUE;
-}
-
-void _glfwTerminateVulkan(void)
-{
-#if !defined(_GLFW_VULKAN_STATIC)
- if (_glfw.vk.handle)
- _glfw_dlclose(_glfw.vk.handle);
-#endif
-}
-
-const char* _glfwGetVulkanResultString(VkResult result)
-{
- switch (result)
- {
- case VK_SUCCESS:
- return "Success";
- case VK_NOT_READY:
- return "A fence or query has not yet completed";
- case VK_TIMEOUT:
- return "A wait operation has not completed in the specified time";
- case VK_EVENT_SET:
- return "An event is signaled";
- case VK_EVENT_RESET:
- return "An event is unsignaled";
- case VK_INCOMPLETE:
- return "A return array was too small for the result";
- case VK_ERROR_OUT_OF_HOST_MEMORY:
- return "A host memory allocation has failed";
- case VK_ERROR_OUT_OF_DEVICE_MEMORY:
- return "A device memory allocation has failed";
- case VK_ERROR_INITIALIZATION_FAILED:
- return "Initialization of an object could not be completed for implementation-specific reasons";
- case VK_ERROR_DEVICE_LOST:
- return "The logical or physical device has been lost";
- case VK_ERROR_MEMORY_MAP_FAILED:
- return "Mapping of a memory object has failed";
- case VK_ERROR_LAYER_NOT_PRESENT:
- return "A requested layer is not present or could not be loaded";
- case VK_ERROR_EXTENSION_NOT_PRESENT:
- return "A requested extension is not supported";
- case VK_ERROR_FEATURE_NOT_PRESENT:
- return "A requested feature is not supported";
- case VK_ERROR_INCOMPATIBLE_DRIVER:
- return "The requested version of Vulkan is not supported by the driver or is otherwise incompatible";
- case VK_ERROR_TOO_MANY_OBJECTS:
- return "Too many objects of the type have already been created";
- case VK_ERROR_FORMAT_NOT_SUPPORTED:
- return "A requested format is not supported on this device";
- case VK_ERROR_SURFACE_LOST_KHR:
- return "A surface is no longer available";
- case VK_SUBOPTIMAL_KHR:
- return "A swapchain no longer matches the surface properties exactly, but can still be used";
- case VK_ERROR_OUT_OF_DATE_KHR:
- return "A surface has changed in such a way that it is no longer compatible with the swapchain";
- case VK_ERROR_INCOMPATIBLE_DISPLAY_KHR:
- return "The display used by a swapchain does not use the same presentable image layout";
- case VK_ERROR_NATIVE_WINDOW_IN_USE_KHR:
- return "The requested window is already connected to a VkSurfaceKHR, or to some other non-Vulkan API";
- case VK_ERROR_VALIDATION_FAILED_EXT:
- return "A validation layer found an error";
- default:
- return "ERROR: UNKNOWN VULKAN ERROR";
- }
-}
-
-
-//////////////////////////////////////////////////////////////////////////
-////// GLFW public API //////
-//////////////////////////////////////////////////////////////////////////
-
-GLFWAPI int glfwVulkanSupported(void)
-{
- _GLFW_REQUIRE_INIT_OR_RETURN(GLFW_FALSE);
- return _glfwInitVulkan(_GLFW_FIND_LOADER);
-}
-
-GLFWAPI const char** glfwGetRequiredInstanceExtensions(uint32_t* count)
-{
- assert(count != NULL);
-
- *count = 0;
-
- _GLFW_REQUIRE_INIT_OR_RETURN(NULL);
-
- if (!_glfwInitVulkan(_GLFW_REQUIRE_LOADER))
- return NULL;
-
- if (!_glfw.vk.extensions[0])
- return NULL;
-
- *count = 2;
- return (const char**) _glfw.vk.extensions;
-}
-
-GLFWAPI GLFWvkproc glfwGetInstanceProcAddress(VkInstance instance,
- const char* procname)
-{
- GLFWvkproc proc;
- assert(procname != NULL);
-
- _GLFW_REQUIRE_INIT_OR_RETURN(NULL);
-
- if (!_glfwInitVulkan(_GLFW_REQUIRE_LOADER))
- return NULL;
-
- proc = (GLFWvkproc) vkGetInstanceProcAddr(instance, procname);
-#if defined(_GLFW_VULKAN_STATIC)
- if (!proc)
- {
- if (strcmp(procname, "vkGetInstanceProcAddr") == 0)
- return (GLFWvkproc) vkGetInstanceProcAddr;
- }
-#else
- if (!proc)
- proc = (GLFWvkproc) _glfw_dlsym(_glfw.vk.handle, procname);
-#endif
-
- return proc;
-}
-
-GLFWAPI int glfwGetPhysicalDevicePresentationSupport(VkInstance instance,
- VkPhysicalDevice device,
- uint32_t queuefamily)
-{
- assert(instance != VK_NULL_HANDLE);
- assert(device != VK_NULL_HANDLE);
-
- _GLFW_REQUIRE_INIT_OR_RETURN(GLFW_FALSE);
-
- if (!_glfwInitVulkan(_GLFW_REQUIRE_LOADER))
- return GLFW_FALSE;
-
- if (!_glfw.vk.extensions[0])
- {
- _glfwInputError(GLFW_API_UNAVAILABLE,
- "Vulkan: Window surface creation extensions not found");
- return GLFW_FALSE;
- }
-
- return _glfwPlatformGetPhysicalDevicePresentationSupport(instance,
- device,
- queuefamily);
-}
-
-GLFWAPI VkResult glfwCreateWindowSurface(VkInstance instance,
- GLFWwindow* handle,
- const VkAllocationCallbacks* allocator,
- VkSurfaceKHR* surface)
-{
- _GLFWwindow* window = (_GLFWwindow*) handle;
- assert(instance != VK_NULL_HANDLE);
- assert(window != NULL);
- assert(surface != NULL);
-
- *surface = VK_NULL_HANDLE;
-
- _GLFW_REQUIRE_INIT_OR_RETURN(VK_ERROR_INITIALIZATION_FAILED);
-
- if (!_glfwInitVulkan(_GLFW_REQUIRE_LOADER))
- return VK_ERROR_INITIALIZATION_FAILED;
-
- if (!_glfw.vk.extensions[0])
- {
- _glfwInputError(GLFW_API_UNAVAILABLE,
- "Vulkan: Window surface creation extensions not found");
- return VK_ERROR_EXTENSION_NOT_PRESENT;
- }
-
- if (window->context.client != GLFW_NO_API)
- {
- _glfwInputError(GLFW_INVALID_VALUE,
- "Vulkan: Window surface creation requires the window to have the client API set to GLFW_NO_API");
- return VK_ERROR_NATIVE_WINDOW_IN_USE_KHR;
- }
-
- return _glfwPlatformCreateWindowSurface(instance, window, allocator, surface);
-}
-
projects / pistorm / blobdiff