submit command

src/au/SwapChain.zig

@@ -6,7 +6,8 @@ const Self = @This();
 
 alloc: std.mem.Allocator,
 cinfo: vk.SwapchainCreateInfoKHR,
-handle: vk.SwapchainKHR,
+handle: vk.SwapchainKHR = .null_handle,
+images: std.ArrayListUnmanaged(vk.Image) = .{},
 
 pub fn init(alloc: std.mem.Allocator) !Self {
     const caps = try au.I.getPhysicalDeviceSurfaceCapabilitiesKHR(au.device_config.pdev, au.W.surface);
@@ -36,11 +37,11 @@ pub fn init(alloc: std.mem.Allocator) !Self {
             .clipped = vk.TRUE,
             .old_swapchain = .null_handle,
         },
-        .handle = .null_handle,
     };
 }
 
 pub fn deinit(self: *Self) void {
+    self.images.deinit(self.alloc);
     au.D.destroySwapchainKHR(self.handle, null);
 }
 
@@ -62,7 +63,16 @@ pub fn rebuild(self: *Self) !bool {
     au.D.destroySwapchainKHR(self.cinfo.old_swapchain, null);
     self.cinfo.old_swapchain = self.handle;
 
+    var count: u32 = undefined;
+    _ = try au.D.getSwapchainImagesKHR(self.handle, &count, null);
+    try self.images.resize(self.alloc, count);
+    _ = try au.D.getSwapchainImagesKHR(self.handle, &count, self.images.items.ptr);
+
     // todo repopulate images and synchronization
 
     return true;
 }
+
+pub fn get(self: Self, idx: u32) vk.Image {
+    return self.images.items[idx];
+}