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chore(build): use SDL3
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3286 changed files with 866354 additions and 554996 deletions
304
vendor/sdl-3.2.10/src/video/cocoa/SDL_cocoavulkan.m
vendored
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304
vendor/sdl-3.2.10/src/video/cocoa/SDL_cocoavulkan.m
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@ -0,0 +1,304 @@
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/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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/*
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* @author Mark Callow, www.edgewise-consulting.com. Based on Jacob Lifshay's
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* SDL_x11vulkan.c.
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*/
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#include "SDL_internal.h"
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#if defined(SDL_VIDEO_VULKAN) && defined(SDL_VIDEO_DRIVER_COCOA)
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#include "SDL_cocoavideo.h"
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#include "SDL_cocoawindow.h"
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#include "SDL_cocoametalview.h"
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#include "SDL_cocoavulkan.h"
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#include <dlfcn.h>
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const char *defaultPaths[] = {
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"vulkan.framework/vulkan",
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"libvulkan.1.dylib",
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"libvulkan.dylib",
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"MoltenVK.framework/MoltenVK",
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"libMoltenVK.dylib"
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};
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// Since libSDL is most likely a .dylib, need RTLD_DEFAULT not RTLD_SELF.
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#define DEFAULT_HANDLE RTLD_DEFAULT
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bool Cocoa_Vulkan_LoadLibrary(SDL_VideoDevice *_this, const char *path)
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{
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VkExtensionProperties *extensions = NULL;
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Uint32 extensionCount = 0;
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bool hasSurfaceExtension = false;
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bool hasMetalSurfaceExtension = false;
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bool hasMacOSSurfaceExtension = false;
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PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr = NULL;
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if (_this->vulkan_config.loader_handle) {
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return SDL_SetError("Vulkan Portability library is already loaded.");
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}
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// Load the Vulkan loader library
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if (!path) {
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path = SDL_GetHint(SDL_HINT_VULKAN_LIBRARY);
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}
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if (!path) {
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// Handle the case where Vulkan Portability is linked statically.
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vkGetInstanceProcAddr =
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(PFN_vkGetInstanceProcAddr)dlsym(DEFAULT_HANDLE,
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"vkGetInstanceProcAddr");
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}
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if (vkGetInstanceProcAddr) {
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_this->vulkan_config.loader_handle = DEFAULT_HANDLE;
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} else {
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const char **paths;
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const char *foundPath = NULL;
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int numPaths;
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int i;
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if (path) {
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paths = &path;
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numPaths = 1;
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} else {
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/* Look for framework or .dylib packaged with the application
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* instead. */
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paths = defaultPaths;
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numPaths = SDL_arraysize(defaultPaths);
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}
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for (i = 0; i < numPaths && _this->vulkan_config.loader_handle == NULL; i++) {
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foundPath = paths[i];
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_this->vulkan_config.loader_handle = SDL_LoadObject(foundPath);
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}
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if (_this->vulkan_config.loader_handle == NULL) {
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return SDL_SetError("Failed to load Vulkan Portability library");
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}
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SDL_strlcpy(_this->vulkan_config.loader_path, foundPath,
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SDL_arraysize(_this->vulkan_config.loader_path));
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vkGetInstanceProcAddr = (PFN_vkGetInstanceProcAddr)SDL_LoadFunction(
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_this->vulkan_config.loader_handle, "vkGetInstanceProcAddr");
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}
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if (!vkGetInstanceProcAddr) {
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SDL_SetError("Failed to find %s in either executable or %s: %s",
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"vkGetInstanceProcAddr",
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_this->vulkan_config.loader_path,
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(const char *)dlerror());
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goto fail;
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}
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_this->vulkan_config.vkGetInstanceProcAddr = (void *)vkGetInstanceProcAddr;
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_this->vulkan_config.vkEnumerateInstanceExtensionProperties =
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(void *)((PFN_vkGetInstanceProcAddr)_this->vulkan_config.vkGetInstanceProcAddr)(
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VK_NULL_HANDLE, "vkEnumerateInstanceExtensionProperties");
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if (!_this->vulkan_config.vkEnumerateInstanceExtensionProperties) {
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goto fail;
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}
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extensions = SDL_Vulkan_CreateInstanceExtensionsList(
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(PFN_vkEnumerateInstanceExtensionProperties)
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_this->vulkan_config.vkEnumerateInstanceExtensionProperties,
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&extensionCount);
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if (!extensions) {
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goto fail;
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}
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for (Uint32 i = 0; i < extensionCount; i++) {
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if (SDL_strcmp(VK_KHR_SURFACE_EXTENSION_NAME, extensions[i].extensionName) == 0) {
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hasSurfaceExtension = true;
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} else if (SDL_strcmp(VK_EXT_METAL_SURFACE_EXTENSION_NAME, extensions[i].extensionName) == 0) {
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hasMetalSurfaceExtension = true;
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} else if (SDL_strcmp(VK_MVK_MACOS_SURFACE_EXTENSION_NAME, extensions[i].extensionName) == 0) {
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hasMacOSSurfaceExtension = true;
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}
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}
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SDL_free(extensions);
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if (!hasSurfaceExtension) {
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SDL_SetError("Installed Vulkan Portability library doesn't implement the " VK_KHR_SURFACE_EXTENSION_NAME " extension");
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goto fail;
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} else if (!hasMetalSurfaceExtension && !hasMacOSSurfaceExtension) {
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SDL_SetError("Installed Vulkan Portability library doesn't implement the " VK_EXT_METAL_SURFACE_EXTENSION_NAME " or " VK_MVK_MACOS_SURFACE_EXTENSION_NAME " extensions");
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goto fail;
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}
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return true;
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fail:
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SDL_UnloadObject(_this->vulkan_config.loader_handle);
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_this->vulkan_config.loader_handle = NULL;
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return false;
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}
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void Cocoa_Vulkan_UnloadLibrary(SDL_VideoDevice *_this)
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{
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if (_this->vulkan_config.loader_handle) {
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if (_this->vulkan_config.loader_handle != DEFAULT_HANDLE) {
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SDL_UnloadObject(_this->vulkan_config.loader_handle);
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}
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_this->vulkan_config.loader_handle = NULL;
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}
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}
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char const* const* Cocoa_Vulkan_GetInstanceExtensions(SDL_VideoDevice *_this,
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Uint32 *count)
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{
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static const char *const extensionsForCocoa[] = {
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VK_KHR_SURFACE_EXTENSION_NAME, VK_EXT_METAL_SURFACE_EXTENSION_NAME, VK_KHR_PORTABILITY_ENUMERATION_EXTENSION_NAME
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};
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if(count) {
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*count = SDL_arraysize(extensionsForCocoa);
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}
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return extensionsForCocoa;
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}
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static bool Cocoa_Vulkan_CreateSurfaceViaMetalView(SDL_VideoDevice *_this,
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SDL_Window *window,
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VkInstance instance,
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const struct VkAllocationCallbacks *allocator,
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VkSurfaceKHR *surface,
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PFN_vkCreateMetalSurfaceEXT vkCreateMetalSurfaceEXT,
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PFN_vkCreateMacOSSurfaceMVK vkCreateMacOSSurfaceMVK)
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{
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VkResult rc;
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SDL_MetalView metalview = Cocoa_Metal_CreateView(_this, window);
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if (metalview == NULL) {
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return false;
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}
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if (vkCreateMetalSurfaceEXT) {
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VkMetalSurfaceCreateInfoEXT createInfo = {};
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createInfo.sType = VK_STRUCTURE_TYPE_METAL_SURFACE_CREATE_INFO_EXT;
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createInfo.pNext = NULL;
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createInfo.flags = 0;
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createInfo.pLayer = (__bridge const CAMetalLayer *)
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Cocoa_Metal_GetLayer(_this, metalview);
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rc = vkCreateMetalSurfaceEXT(instance, &createInfo, allocator, surface);
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if (rc != VK_SUCCESS) {
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Cocoa_Metal_DestroyView(_this, metalview);
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return SDL_SetError("vkCreateMetalSurfaceEXT failed: %s", SDL_Vulkan_GetResultString(rc));
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}
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} else {
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VkMacOSSurfaceCreateInfoMVK createInfo = {};
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createInfo.sType = VK_STRUCTURE_TYPE_MACOS_SURFACE_CREATE_INFO_MVK;
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createInfo.pNext = NULL;
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createInfo.flags = 0;
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createInfo.pView = (const void *)metalview;
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rc = vkCreateMacOSSurfaceMVK(instance, &createInfo,
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NULL, surface);
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if (rc != VK_SUCCESS) {
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Cocoa_Metal_DestroyView(_this, metalview);
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return SDL_SetError("vkCreateMacOSSurfaceMVK failed: %s", SDL_Vulkan_GetResultString(rc));
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}
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}
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/* Unfortunately there's no SDL_Vulkan_DestroySurface function we can call
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* Metal_DestroyView from. Right now the metal view's ref count is +2 (one
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* from returning a new view object in CreateView, and one because it's
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* a subview of the window.) If we release the view here to make it +1, it
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* will be destroyed when the window is destroyed.
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*
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* TODO: Now that we have SDL_Vulkan_DestroySurface someone with enough
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* knowledge of Metal can proceed. */
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CFBridgingRelease(metalview);
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return true; // success!
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}
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bool Cocoa_Vulkan_CreateSurface(SDL_VideoDevice *_this,
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SDL_Window *window,
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VkInstance instance,
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const struct VkAllocationCallbacks *allocator,
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VkSurfaceKHR *surface)
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{
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PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr =
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(PFN_vkGetInstanceProcAddr)_this->vulkan_config.vkGetInstanceProcAddr;
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PFN_vkCreateMetalSurfaceEXT vkCreateMetalSurfaceEXT =
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(PFN_vkCreateMetalSurfaceEXT)vkGetInstanceProcAddr(
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instance,
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"vkCreateMetalSurfaceEXT");
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PFN_vkCreateMacOSSurfaceMVK vkCreateMacOSSurfaceMVK =
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(PFN_vkCreateMacOSSurfaceMVK)vkGetInstanceProcAddr(
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instance,
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"vkCreateMacOSSurfaceMVK");
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VkResult rc;
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if (!_this->vulkan_config.loader_handle) {
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return SDL_SetError("Vulkan is not loaded");
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}
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if (!vkCreateMetalSurfaceEXT && !vkCreateMacOSSurfaceMVK) {
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return SDL_SetError(VK_EXT_METAL_SURFACE_EXTENSION_NAME " or " VK_MVK_MACOS_SURFACE_EXTENSION_NAME
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" extensions are not enabled in the Vulkan instance.");
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}
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if (window->flags & SDL_WINDOW_EXTERNAL) {
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@autoreleasepool {
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SDL_CocoaWindowData *data = (__bridge SDL_CocoaWindowData *)window->internal;
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if (![data.sdlContentView.layer isKindOfClass:[CAMetalLayer class]]) {
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[data.sdlContentView setLayer:[CAMetalLayer layer]];
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}
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if (vkCreateMetalSurfaceEXT) {
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VkMetalSurfaceCreateInfoEXT createInfo = {};
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createInfo.sType = VK_STRUCTURE_TYPE_METAL_SURFACE_CREATE_INFO_EXT;
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createInfo.pNext = NULL;
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createInfo.flags = 0;
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createInfo.pLayer = (CAMetalLayer *)data.sdlContentView.layer;
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rc = vkCreateMetalSurfaceEXT(instance, &createInfo, allocator, surface);
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if (rc != VK_SUCCESS) {
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return SDL_SetError("vkCreateMetalSurfaceEXT failed: %s", SDL_Vulkan_GetResultString(rc));
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}
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} else {
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VkMacOSSurfaceCreateInfoMVK createInfo = {};
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createInfo.sType = VK_STRUCTURE_TYPE_MACOS_SURFACE_CREATE_INFO_MVK;
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createInfo.pNext = NULL;
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createInfo.flags = 0;
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createInfo.pView = (__bridge const void *)data.sdlContentView;
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rc = vkCreateMacOSSurfaceMVK(instance, &createInfo,
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allocator, surface);
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if (rc != VK_SUCCESS) {
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return SDL_SetError("vkCreateMacOSSurfaceMVK failed: %s", SDL_Vulkan_GetResultString(rc));
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}
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}
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}
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} else {
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return Cocoa_Vulkan_CreateSurfaceViaMetalView(_this, window, instance, allocator, surface, vkCreateMetalSurfaceEXT, vkCreateMacOSSurfaceMVK);
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}
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return true;
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}
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void Cocoa_Vulkan_DestroySurface(SDL_VideoDevice *_this,
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VkInstance instance,
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VkSurfaceKHR surface,
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const struct VkAllocationCallbacks *allocator)
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{
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if (_this->vulkan_config.loader_handle) {
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SDL_Vulkan_DestroySurface_Internal(_this->vulkan_config.vkGetInstanceProcAddr, instance, surface, allocator);
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// TODO: Add CFBridgingRelease(metalview) here perhaps?
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}
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}
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#endif
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