Loading materials and textures

src/engine/QueueSharingMode.zig

@@ -0,0 +1,20 @@
+const QueueSharingMode = @This();
+
+const vk = @import("vulkan");
+
+threadlocal var qsm: QueueSharingMode = undefined;
+
+buffer: [2]u32,
+sharing_mode: vk.SharingMode,
+queue_family_index_count: u32,
+p_queue_family_indices: ?[*]const u32,
+
+pub fn resolve(a: u32, b: u32) *const QueueSharingMode {
+    const self = &qsm;
+    const same = a == b;
+    self.buffer = .{ a, b };
+    self.sharing_mode = if (same) .exclusive else .concurrent;
+    self.queue_family_index_count = if (same) 0 else 2;
+    self.p_queue_family_indices = if (same) null else &self.buffer;
+    return self;
+}