debug device and present mode

src/au/SwapChain.zig

@@ -80,13 +80,19 @@ pub fn rebuild(self: *Self) !bool {
     }
     try self.views.resize(self.alloc, count);
     for (self.images.items, self.views.items) |image, *view| {
-        view.* = try au.D.createImageView(&vk.ImageViewCreateInfo{ .image = image, .view_type = .@"2d", .format = self.cinfo.image_format, .components = .{ .r = .identity, .g = .identity, .b = .identity, .a = .identity }, .subresource_range = .{
+        view.* = try au.D.createImageView(&vk.ImageViewCreateInfo{
+            .image = image,
+            .view_type = .@"2d",
+            .format = self.cinfo.image_format,
+            .components = .{ .r = .identity, .g = .identity, .b = .identity, .a = .identity },
+            .subresource_range = .{
                 .aspect_mask = .{ .color_bit = true },
                 .base_mip_level = 0,
                 .level_count = 1,
                 .base_array_layer = 0,
                 .layer_count = 1,
-        } }, null);
+            },
+        }, null);
     }
 
     return true;

src/main.zig

@@ -65,6 +65,11 @@ pub fn main() !void {
     try au.init(alloc);
     defer au.deinit();
 
+    {
+        const pdev_prop = au.I.getPhysicalDeviceProperties(au.device_config.pdev);
+        std.debug.print("Selected '{s}' in mode '{any}'\n", .{ pdev_prop.device_name, au.device_config.mode });
+    }
+
     var sc = try au.SwapChain.init(alloc);
     defer sc.deinit();