WSI is finally working

build.zig

@@ -76,6 +76,7 @@ pub fn build(b: *std.Build) !void {
 
     if (builtin.target.os.tag == .linux) {
         base_c_includes.link_libc = true;
+        base_c_includes.defineCMacroRaw("STROLL_ENABLE_WAYLAND");
     }
 
     base_mod.addImport("base_c", base_c_includes.createModule());

src/soft/SoftInstance.zig

@@ -25,11 +25,9 @@ fn castExtension(comptime ext: vk.ApiInfo) vk.ExtensionProperties {
 }
 
 pub const EXTENSIONS = [_]vk.ExtensionProperties{
-    //castExtension(vk.extensions.lunarg_direct_driver_loading),
     castExtension(vk.extensions.khr_get_physical_device_properties_2),
     castExtension(vk.extensions.khr_surface),
     castExtension(vk.extensions.khr_wayland_surface),
-    castExtension(vk.extensions.khr_swapchain),
 };
 
 pub fn create(allocator: std.mem.Allocator, infos: *const vk.InstanceCreateInfo) VkError!*Interface {

src/soft/SoftPhysicalDevice.zig

@@ -13,6 +13,19 @@ const SurfaceKHR = base.SurfaceKHR;
 const Self = @This();
 pub const Interface = base.PhysicalDevice;
 
+fn castExtension(comptime ext: vk.ApiInfo) vk.ExtensionProperties {
+    var props: vk.ExtensionProperties = .{
+        .extension_name = @splat(0),
+        .spec_version = @bitCast(ext.version),
+    };
+    @memcpy(props.extension_name[0..ext.name.len], ext.name);
+    return props;
+}
+
+const EXTENSIONS = [_]vk.ExtensionProperties{
+    castExtension(vk.extensions.khr_swapchain),
+};
+
 // Device name should always be the same so avoid reprocessing it multiple times
 var device_name: [vk.MAX_PHYSICAL_DEVICE_NAME_SIZE]u8 = @splat(0);
 
@@ -31,6 +44,7 @@ pub fn create(allocator: std.mem.Allocator, instance: *base.Instance) VkError!*S
         .getFormatProperties = getFormatProperties,
         .getImageFormatProperties = getImageFormatProperties,
         .getSparseImageFormatProperties = getSparseImageFormatProperties,
+        .enumerateExtensionProperties = enumerateExtensionProperties,
         .release = destroy,
 
         // VK_KHR_get_physical_device_properties_2
@@ -234,6 +248,19 @@ pub fn createDevice(interface: *Interface, allocator: std.mem.Allocator, infos:
     return &device.interface;
 }
 
+pub fn enumerateExtensionProperties(_: *const Interface, layer_name: ?[]const u8, count: *u32, p_properties: ?[*]vk.ExtensionProperties) VkError!void {
+    if (layer_name) |_| {
+        return VkError.LayerNotPresent;
+    }
+
+    count.* = EXTENSIONS.len;
+    if (p_properties) |properties| {
+        for (EXTENSIONS, properties[0..]) |ext, *prop| {
+            prop.* = ext;
+        }
+    }
+}
+
 pub fn getFormatProperties(interface: *Interface, format: vk.Format) VkError!vk.FormatProperties {
     _ = interface;
     var properties: vk.FormatProperties = .{};

src/vulkan/Image.zig

@@ -72,7 +72,7 @@ pub fn bindMemory(self: *Self, memory: *DeviceMemory, offset: vk.DeviceSize) VkE
 
 pub fn getMemoryRequirements(self: *Self, requirements: *vk.MemoryRequirements) VkError!void {
     requirements.size = try self.getTotalSize();
-    requirements.memory_type_bits = self.allowed_memory_types.mask;
+    requirements.memory_type_bits = 0;
     try self.vtable.getMemoryRequirements(self, requirements);
 }
 

src/vulkan/Instance.zig

@@ -67,7 +67,7 @@ pub fn enumerateExtensionProperties(layer_name: ?[]const u8, count: *u32, p_prop
         return VkError.LayerNotPresent;
     }
 
-    if (comptime @hasDecl(root, "Instance") and @hasDecl(root.Instance, "EXTENSIONS")) {
+    if (comptime !builtin.is_test and @hasDecl(root.Instance, "EXTENSIONS")) {
         count.* = root.Instance.EXTENSIONS.len;
         if (p_properties) |properties| {
             for (root.Instance.EXTENSIONS, properties[0..]) |ext, *prop| {

src/vulkan/NonDispatchable.zig

@@ -39,10 +39,6 @@ pub fn NonDispatchable(comptime T: type) type {
             return @enumFromInt(@intFromPtr(self));
         }
 
-        pub fn fromObject(object: *T) *Self {
-            return @alignCast(@constCast(@fieldParentPtr("object", &object)));
-        }
-
         pub fn fromHandle(vk_handle: anytype) VkError!*Self {
             const handle = @intFromEnum(vk_handle);
             if (handle == 0) {

src/vulkan/PhysicalDevice.zig

@@ -22,6 +22,7 @@ pub const DispatchTable = struct {
     getFormatProperties: *const fn (*Self, vk.Format) VkError!vk.FormatProperties,
     getImageFormatProperties: *const fn (*Self, vk.Format, vk.ImageType, vk.ImageTiling, vk.ImageUsageFlags, vk.ImageCreateFlags) VkError!vk.ImageFormatProperties,
     getSparseImageFormatProperties: *const fn (*Self, vk.Format, vk.ImageType, vk.SampleCountFlags, vk.ImageTiling, vk.ImageUsageFlags, ?[*]vk.SparseImageFormatProperties) VkError!u32,
+    enumerateExtensionProperties: *const fn (*const Self, ?[]const u8, *u32, ?[*]vk.ExtensionProperties) VkError!void,
     release: *const fn (*Self, std.mem.Allocator) VkError!void,
 
     // VK_KHR_get_physical_device_properties_2
@@ -66,6 +67,10 @@ pub inline fn getFormatProperties(self: *Self, format: vk.Format) VkError!vk.For
     return try self.dispatch_table.getFormatProperties(self, format);
 }
 
+pub inline fn enumerateExtensionProperties(self: *const Self, layer_name: ?[]const u8, count: *u32, p_properties: ?[*]vk.ExtensionProperties) VkError!void {
+    return try self.dispatch_table.enumerateExtensionProperties(self, layer_name, count, p_properties);
+}
+
 pub inline fn getImageFormatProperties(
     self: *Self,
     format: vk.Format,

src/vulkan/c_includes.h

@@ -1,2 +1,6 @@
 #include <vulkan/vk_icd.h>
 #include <vulkan/utility/vk_format_utils.h>
+
+#ifdef STROLL_ENABLE_WAYLAND
+	#include <wayland-client.h>
+#endif

src/vulkan/lib_vulkan.zig

@@ -382,7 +382,7 @@ pub export fn strollCreateDevice(p_physical_device: vk.PhysicalDevice, info: *co
     return .success;
 }
 
-pub export fn strollEnumerateDeviceExtensionProperties(p_physical_device: vk.PhysicalDevice, p_layer_name: ?[*:0]const u8, property_count: *u32, properties: ?*vk.ExtensionProperties) callconv(vk.vulkan_call_conv) vk.Result {
+pub export fn strollEnumerateDeviceExtensionProperties(p_physical_device: vk.PhysicalDevice, p_layer_name: ?[*:0]const u8, property_count: *u32, properties: ?[*]vk.ExtensionProperties) callconv(vk.vulkan_call_conv) vk.Result {
     entryPointBeginLogTrace(.vkEnumerateDeviceExtensionProperties);
     defer entryPointEndLogTrace();
 
@@ -390,9 +390,8 @@ pub export fn strollEnumerateDeviceExtensionProperties(p_physical_device: vk.Phy
     if (p_layer_name) |layer_name| {
         name = std.mem.span(layer_name);
     }
-    _ = p_physical_device;
+    const physical_device = Dispatchable(PhysicalDevice).fromHandleObject(p_physical_device) catch |err| return toVkResult(err);
-    property_count.* = 0;
+    physical_device.enumerateExtensionProperties(name, property_count, properties) catch |err| return toVkResult(err);
-    _ = properties;
     return .success;
 }
 
@@ -2213,8 +2212,8 @@ pub export fn strollAcquireNextImageKHR(p_device: vk.Device, p_swapchain: vk.Swa
     Dispatchable(Device).checkHandleValidity(p_device) catch |err| return toVkResult(err);
 
     const swapchain = NonDispatchable(SwapchainKHR).fromHandleObject(p_swapchain) catch |err| return toVkResult(err);
-    const semaphore = NonDispatchable(BinarySemaphore).fromHandleObject(p_semaphore) catch |err| return toVkResult(err);
+    const semaphore = if (p_semaphore != .null_handle) NonDispatchable(BinarySemaphore).fromHandleObject(p_semaphore) catch |err| return toVkResult(err) else null;
-    const fence = NonDispatchable(Fence).fromHandleObject(p_fence) catch |err| return toVkResult(err);
+    const fence = if (p_fence != .null_handle) NonDispatchable(Fence).fromHandleObject(p_fence) catch |err| return toVkResult(err) else null;
     swapchain.getNextImage(timeout, semaphore, fence, image_index) catch |err| return toVkResult(err);
     return .success;
 }
@@ -2235,9 +2234,7 @@ pub export fn strollCreateSwapchainKHR(p_device: vk.Device, info: *const vk.Swap
     const allocator = VulkanAllocator.init(callbacks, .object).allocator();
     const device = Dispatchable(Device).fromHandleObject(p_device) catch |err| return toVkResult(err);
     const surface = NonDispatchable(SurfaceKHR).fromHandleObject(info.surface) catch |err| return toVkResult(err);
-    const swapchain = SwapchainKHR.create(device, allocator, info) catch |err| return toVkResult(err);
+    const swapchain = SwapchainKHR.create(device, allocator, surface, info) catch |err| return toVkResult(err);
-    swapchain.surface = surface;
-    surface.swapchain = swapchain;
     p_swapchain.* = (NonDispatchable(SwapchainKHR).wrap(allocator, swapchain) catch |err| return toVkResult(err)).toVkHandle(vk.SwapchainKHR);
     return .success;
 }
@@ -2318,6 +2315,7 @@ pub export fn strollGetPhysicalDeviceSurfaceSupportKHR(p_physical_device: vk.Phy
     return .success;
 }
 
+/// TODO: proper implementation when adding new drivers
 pub export fn strollGetPhysicalDeviceWaylandPresentationSupportKHR(p_physical_device: vk.PhysicalDevice, _: u32, _: *anyopaque) callconv(vk.vulkan_call_conv) vk.Bool32 {
     entryPointBeginLogTrace(.vkGetPhysicalDeviceWaylandPresentationSupportKHR);
     defer entryPointEndLogTrace();
@@ -2335,8 +2333,8 @@ pub export fn strollGetSwapchainImagesKHR(p_device: vk.Device, p_swapchain: vk.S
     const swapchain = NonDispatchable(SwapchainKHR).fromHandleObject(p_swapchain) catch |err| return toVkResult(err);
     count.* = @intCast(swapchain.images.len);
     if (p_images) |images| {
-        for (images[0..], swapchain.images[0..]) |*image, swapchain_image| {
+        for (images[0..], swapchain.images[0..]) |*image, *swapchain_image| {
-            image.* = NonDispatchable(Image).fromObject(swapchain_image.image).toVkHandle(vk.Image);
+            image.* = swapchain_image.non_dispatchable_image.toVkHandle(vk.Image);
         }
     }
 

src/vulkan/wsi/PresentImage.zig

@@ -6,6 +6,7 @@ const VkError = @import("../error_set.zig").VkError;
 const Device = @import("../Device.zig");
 const DeviceMemory = @import("../DeviceMemory.zig");
 const Image = @import("../Image.zig");
+const NonDispatchable = @import("../NonDispatchable.zig").NonDispatchable;
 
 pub const State = enum {
     Available,
@@ -16,6 +17,7 @@ pub const State = enum {
 const Self = @This();
 
 image: *Image,
+non_dispatchable_image: *NonDispatchable(Image),
 memory: *DeviceMemory,
 state: State,
 
@@ -36,12 +38,13 @@ pub fn init(device: *Device, allocator: std.mem.Allocator, info: *const vk.Image
 
     return .{
         .image = image,
+        .non_dispatchable_image = try NonDispatchable(Image).wrap(allocator, image),
         .memory = memory,
         .state = .Available,
     };
 }
 
 pub fn deinit(self: *Self, allocator: std.mem.Allocator) void {
-    self.image.destroy(allocator);
+    self.non_dispatchable_image.intrusiveDestroy(allocator);
     self.memory.destroy(allocator);
 }

src/vulkan/wsi/SwapchainKHR.zig

@@ -18,7 +18,7 @@ owner: *Device,
 surface: ?*SurfaceKHR,
 images: []PresentImage,
 
-pub fn create(device: *Device, allocator: std.mem.Allocator, info: *const vk.SwapchainCreateInfoKHR) VkError!*Self {
+pub fn create(device: *Device, allocator: std.mem.Allocator, surface: *SurfaceKHR, info: *const vk.SwapchainCreateInfoKHR) VkError!*Self {
     const self = allocator.create(Self) catch return VkError.OutOfHostMemory;
     errdefer allocator.destroy(self);
 
@@ -46,17 +46,22 @@ pub fn create(device: *Device, allocator: std.mem.Allocator, info: *const vk.Swa
             .queue_family_index_count = info.queue_family_index_count,
             .initial_layout = .general,
         });
+
+        try surface.attachImage(allocator, image);
     }
 
     self.* = .{
         .owner = device,
-        .surface = null,
+        .surface = surface,
         .images = images,
     };
+
+    surface.swapchain = self;
+
     return self;
 }
 
-pub fn getNextImage(self: *const Self, timeout: u64, semaphore: *BinarySemaphore, fence: *Fence, index: *u32) VkError!void {
+pub fn getNextImage(self: *const Self, timeout: u64, semaphore: ?*BinarySemaphore, fence: ?*Fence, index: *u32) VkError!void {
     // TODO: handle timeout correctly
 
     for (self.images, 0..) |*image, i| {
@@ -65,7 +70,8 @@ pub fn getNextImage(self: *const Self, timeout: u64, semaphore: *BinarySemaphore
             index.* = @intCast(i);
             // TODO: signal semaphore
             _ = semaphore;
-            try fence.signal();
+            if (fence) |f|
+                try f.signal();
             return;
         }
     }

src/vulkan/wsi/WaylandSurfaceKHR.zig

@@ -19,16 +19,16 @@ const WaylandImage = struct {
     stride: u32,
 };
 
-fn wlRegistryHandleGlobal(data: *anyopaque, registry: *wayland.wl_registry, name: c_uint, interface: [*:0]const u8, _: c_uint) callconv(.c) void {
+fn wlRegistryHandleGlobal(data: ?*anyopaque, registry: ?*wayland.wl_registry, name: u32, interface: [*c]const u8, _: u32) callconv(.c) void {
-    const pshm: **wayland.wl_shm = @ptrCast(@alignCast(data));
+    const pshm: **wayland.wl_shm = @ptrCast(@alignCast(data orelse return));
     if (std.mem.eql(u8, std.mem.span(interface), "wl_shm")) {
-        if (wayland.wl_registry_bind(registry, name, wayland.wl_shm_interface, 1)) |shm| {
+        if (wayland.c.wl_registry_bind(registry orelse return, name, wayland.wl_shm_interface, 1)) |shm| {
             pshm.* = @ptrCast(@alignCast(shm));
         }
     }
 }
 
-fn wlRegistryHandleGlobalRemove(_: *anyopaque, _: *wayland.wl_registry, _: c_uint) callconv(.c) void {}
+fn wlRegistryHandleGlobalRemove(_: ?*anyopaque, _: ?*wayland.wl_registry, _: u32) callconv(.c) void {}
 
 const wl_registry_listener: wayland.wl_registry_listener = .{
     .global = wlRegistryHandleGlobal,
@@ -65,9 +65,9 @@ pub fn create(instance: *Instance, allocator: std.mem.Allocator, info: *const vk
         .image_map = .empty,
     };
 
-    const registry = wayland.wl_display_get_registry(self.display) orelse return VkError.Unknown;
+    const registry = wayland.c.wl_display_get_registry(@ptrCast(self.display)) orelse return VkError.Unknown;
-    _ = wayland.wl_registry_add_listener(registry, &wl_registry_listener, @ptrCast(&self.shm));
+    _ = wayland.c.wl_registry_add_listener(registry, &wl_registry_listener, @ptrCast(&self.shm));
-    _ = wayland.wl_display_dispatch(self.display);
+    _ = wayland.c.wl_display_dispatch(@ptrCast(self.display));
 
     return &self.interface;
 }
@@ -106,11 +106,11 @@ pub fn attachImage(interface: *Interface, allocator: std.mem.Allocator, image: *
     const data = std.posix.mmap(null, size, .{ .READ = true, .WRITE = true }, .{ .TYPE = .SHARED }, fd, 0) catch return VkError.OutOfHostMemory;
     errdefer std.posix.munmap(data);
 
-    const pool = wayland.wl_shm_create_pool(self.shm, fd, @intCast(size)) orelse return VkError.Unknown;
+    const pool = wayland.c.wl_shm_create_pool(self.shm, fd, @intCast(size)) orelse return VkError.Unknown;
-    defer wayland.wl_shm_pool_destroy(pool);
+    defer wayland.c.wl_shm_pool_destroy(pool);
 
-    const buffer = wayland.wl_shm_pool_create_buffer(pool, 0, @intCast(width), @intCast(height), @intCast(stride), wayland.WL_SHM_FORMAT_ARGB8888) orelse return VkError.Unknown;
+    const buffer = wayland.c.wl_shm_pool_create_buffer(pool, 0, @intCast(width), @intCast(height), @intCast(stride), wayland.WL_SHM_FORMAT_ARGB8888) orelse return VkError.Unknown;
-    errdefer wayland.wl_buffer_destroy(buffer);
+    errdefer wayland.c.wl_buffer_destroy(buffer);
 
     wl_image.* = .{
         .buffer = buffer,
@@ -128,7 +128,7 @@ pub fn detachImage(interface: *Interface, allocator: std.mem.Allocator, image: *
     const entry = self.image_map.fetchRemove(image) orelse return;
     const wl_image = entry.value;
 
-    wayland.wl_buffer_destroy(wl_image.buffer);
+    wayland.c.wl_buffer_destroy(wl_image.buffer);
     std.posix.munmap(wl_image.data);
     allocator.destroy(wl_image);
 }
@@ -146,14 +146,11 @@ pub fn presentImage(interface: *Interface, allocator: std.mem.Allocator, image:
         .layer_count = 1,
     });
 
-    wayland.wl_surface_attach(self.surface, wl_image.buffer, 0, 0);
+    wayland.c.wl_surface_attach(@ptrCast(self.surface), wl_image.buffer, 0, 0);
-    wayland.wl_surface_damage(self.surface, 0, 0, @intCast(wl_image.width), @intCast(wl_image.height));
+    wayland.c.wl_surface_damage(@ptrCast(self.surface), 0, 0, @intCast(wl_image.width), @intCast(wl_image.height));
-    wayland.wl_surface_commit(self.surface);
+    wayland.c.wl_surface_commit(@ptrCast(self.surface));
 
-    // Better: bind wl_display_flush in wayland.zig and call it here.
+    _ = wayland.c.wl_display_flush(@ptrCast(self.display));
-    // With the currently available bindings, roundtrip forces the commit out,
-    // but it is heavier than necessary.
-    _ = wayland.wl_display_roundtrip(self.display);
 
     image.state = .Available;
 }

src/vulkan/wsi/clients/wayland.zig

@@ -2,37 +2,29 @@ const std = @import("std");
 const vk = @import("vulkan");
 const lib = @import("../../lib.zig");
 
+pub const c = lib.c;
+
 const VkError = lib.VkError;
 
-pub const wl_registry_listener = extern struct {
+pub const wl_registry_listener = c.wl_registry_listener;
-    global: *const fn (*anyopaque, *wl_registry, c_uint, [*:0]const u8, c_uint) callconv(.c) void,
-    global_remove: *const fn (*anyopaque, *wl_registry, c_uint) callconv(.c) void,
-};
 
-pub const WL_SHM_FORMAT_ARGB8888 = 0;
+pub const WL_SHM_FORMAT_ARGB8888 = c.WL_SHM_FORMAT_ARGB8888;
 
-pub const wl_buffer = opaque {};
+pub const wl_buffer = c.wl_buffer;
-pub const wl_callback = opaque {};
+pub const wl_callback = c.wl_buffer;
+pub const wl_interface = c.wl_interface;
+pub const wl_registry = c.wl_registry;
+pub const wl_shm = c.wl_shm;
+pub const wl_shm_pool = c.wl_shm_pool;
+pub const wl_proxy = c.wl_proxy;
+
+// vk.wl_XXX instead of c.wl_XXX to avoid casts with Zig Vulkan bindings functions
 pub const wl_display = vk.wl_display;
-pub const wl_interface = opaque {};
-pub const wl_registry = opaque {};
-pub const wl_shm = opaque {};
-pub const wl_shm_pool = opaque {};
 pub const wl_surface = vk.wl_surface;
 
-pub var wl_display_dispatch: *const fn (d: *wl_display) callconv(.c) c_int = undefined;
+pub var wl_display_dispatch: *const fn (*wl_display) callconv(.c) c_int = undefined;
-pub var wl_display_get_registry: *const fn (d: *wl_display) callconv(.c) ?*wl_registry = undefined;
+pub var wl_proxy_marshal_flags: *const fn (*wl_proxy, u32, *const wl_interface, u32, u32, ...) callconv(.c) ?*wl_proxy = undefined;
-pub var wl_display_roundtrip: *const fn (d: *wl_display) callconv(.c) c_int = undefined;
+pub var wl_display_flush: *const fn (*wl_display) callconv(.c) c_int = undefined;
-pub var wl_display_sync: *const fn (d: *wl_display) callconv(.c) ?*wl_callback = undefined;
-pub var wl_registry_add_listener: *const fn (r: *wl_registry, l: *const wl_registry_listener, data: *anyopaque) callconv(.c) c_int = undefined;
-pub var wl_registry_bind: *const fn (r: *wl_registry, name: u32, i: *const wl_interface, version: u32) callconv(.c) ?*anyopaque = undefined;
-pub var wl_buffer_destroy: *const fn (b: *wl_buffer) callconv(.c) void = undefined;
-pub var wl_shm_create_pool: *const fn (shm: *wl_shm, fd: i32, size: i32) callconv(.c) ?*wl_shm_pool = undefined;
-pub var wl_shm_pool_create_buffer: *const fn (p: *wl_shm_pool, offset: i32, width: i32, height: i32, stride: i32, format: u32) callconv(.c) ?*wl_buffer = undefined;
-pub var wl_shm_pool_destroy: *const fn (p: *wl_shm_pool) callconv(.c) void = undefined;
-pub var wl_surface_attach: *const fn (s: *wl_surface, b: *wl_buffer, x: i32, y: i32) callconv(.c) void = undefined;
-pub var wl_surface_damage: *const fn (s: *wl_surface, x: i32, y: i32, width: i32, height: i32) callconv(.c) void = undefined;
-pub var wl_surface_commit: *const fn (s: *wl_surface) callconv(.c) void = undefined;
 
 pub var wl_shm_interface: *wl_interface = undefined;
 
@@ -49,23 +41,11 @@ pub fn load() VkError!void {
         return VkError.Unknown;
     };
     errdefer module.close();
-    errdefer std.debug.print("test {s}\n", .{std.c.dlerror().?});
+    errdefer std.log.scoped(.WaylandClient).err("Could not open 'libwayland-client.so.0': {s}", .{std.c.dlerror() orelse "unknown error"});
 
-    // zig fmt: off
+    wl_display_dispatch = module.lookup(@TypeOf(wl_display_dispatch), "wl_display_dispatch") orelse return VkError.Unknown;
-    wl_display_dispatch       = module.lookup(@TypeOf(wl_display_dispatch),       "wl_display_dispatch"      ) orelse return VkError.Unknown;
+    wl_proxy_marshal_flags = module.lookup(@TypeOf(wl_proxy_marshal_flags), "wl_proxy_marshal_flags") orelse return VkError.Unknown;
-    wl_display_get_registry   = module.lookup(@TypeOf(wl_display_get_registry),   "wl_display_get_registry"  ) orelse return VkError.Unknown;
+    wl_display_flush = module.lookup(@TypeOf(wl_display_flush), "wl_display_flush") orelse return VkError.Unknown;
-    wl_display_roundtrip      = module.lookup(@TypeOf(wl_display_roundtrip),      "wl_display_roundtrip"     ) orelse return VkError.Unknown;
-    wl_display_sync           = module.lookup(@TypeOf(wl_display_sync),           "wl_display_sync"          ) orelse return VkError.Unknown;
-    wl_registry_add_listener  = module.lookup(@TypeOf(wl_registry_add_listener),  "wl_registry_add_listener" ) orelse return VkError.Unknown;
-    wl_registry_bind          = module.lookup(@TypeOf(wl_registry_bind),          "wl_registry_bind"         ) orelse return VkError.Unknown;
-    wl_buffer_destroy         = module.lookup(@TypeOf(wl_buffer_destroy),         "wl_buffer_destroy"        ) orelse return VkError.Unknown;
-    wl_shm_create_pool        = module.lookup(@TypeOf(wl_shm_create_pool),        "wl_shm_create_pool"       ) orelse return VkError.Unknown;
-    wl_shm_pool_create_buffer = module.lookup(@TypeOf(wl_shm_pool_create_buffer), "wl_shm_pool_create_buffer") orelse return VkError.Unknown;
-    wl_shm_pool_destroy       = module.lookup(@TypeOf(wl_shm_pool_destroy),       "wl_shm_pool_destroy"      ) orelse return VkError.Unknown;
-    wl_surface_attach         = module.lookup(@TypeOf(wl_surface_attach),         "wl_surface_attach"        ) orelse return VkError.Unknown;
-    wl_surface_damage         = module.lookup(@TypeOf(wl_surface_damage),         "wl_surface_damage"        ) orelse return VkError.Unknown;
-    wl_surface_commit         = module.lookup(@TypeOf(wl_surface_commit),         "wl_surface_commit"        ) orelse return VkError.Unknown;
-    // zig fmt: on
 
     wl_shm_interface = module.lookup(*wl_interface, "wl_shm_interface") orelse return VkError.Unknown;