fixing crashes

src/vulkan/BufferView.zig

@@ -1,16 +1,20 @@
 const std = @import("std");
 const vk = @import("vulkan");
 
-const NonDispatchable = @import("NonDispatchable.zig");
-
 const VkError = @import("error_set.zig").VkError;
+const NonDispatchable = @import("NonDispatchable.zig").NonDispatchable;
 
 const Device = @import("Device.zig");
+const Buffer = @import("Buffer.zig");
 
 const Self = @This();
 pub const ObjectType: vk.ObjectType = .buffer_view;
 
 owner: *Device,
+buffer: *Buffer,
+format: vk.Format,
+offset: vk.DeviceSize,
+range: vk.DeviceSize,
 
 vtable: *const VTable,
 
@@ -20,10 +24,13 @@ pub const VTable = struct {
 
 pub fn init(device: *Device, allocator: std.mem.Allocator, info: *const vk.BufferViewCreateInfo) VkError!Self {
     _ = allocator;
-    _ = info;
     return .{
         .owner = device,
+        .buffer = try NonDispatchable(Buffer).fromHandleObject(info.buffer),
         .vtable = undefined,
+        .format = info.format,
+        .offset = info.offset,
+        .range = info.range,
     };
 }
 

src/vulkan/ImageView.zig

@@ -6,8 +6,6 @@ const VkError = @import("error_set.zig").VkError;
 const NonDispatchable = @import("NonDispatchable.zig").NonDispatchable;
 
 const Device = @import("Device.zig");
-
-const DeviceMemory = @import("DeviceMemory.zig");
 const Image = @import("Image.zig");
 
 const Self = @This();

src/vulkan/RenderPass.zig

@@ -64,7 +64,7 @@ pub fn init(device: *Device, allocator: std.mem.Allocator, info: *const vk.Rende
             else
                 null,
             .depth_stencil_attachments = if (subpass_info.p_depth_stencil_attachment) |subpass_attachment|
-                subpass_attachment.*
+                if (subpass_attachment.attachment != vk.ATTACHMENT_UNUSED) subpass_attachment.* else null
             else
                 null,
             .preserve_attachments = if (subpass_info.p_preserve_attachments) |subpass_attachments|