modules are global

src/main.zig

@@ -9,21 +9,25 @@ pub fn main() !void {
     defer _ = gpa.detectLeaks();
     const alloc = gpa.allocator();
 
-    var window = try nu.Window.init(alloc, .{ .title = "Hello World" });
-    defer window.deinit();
+    // todo declare or infer module dependencies, topological sort for init order
+    // problem: how to specify runtime options, like Window title?
+    // problem: where should gpa go? probably some "Engine" structure in nu.zig
 
-    var render = try nu.Render.init(alloc, &window);
-    defer render.deinit();
+    try nu.Window.init(alloc, .{ .title = "Hello World" });
+    defer nu.Window.deinit();
 
-    var imgui = try nu.ImGui.init(alloc, &window, &render);
-    defer imgui.deinit();
+    try nu.Render.init(alloc);
+    defer nu.Render.deinit();
 
-    var app = try App.init(alloc, &render, &imgui);
-    defer app.deinit();
+    try nu.ImGui.init(alloc);
+    defer nu.ImGui.deinit();
 
-    try nu.run(&window, .{
-        &app,
-        &imgui,
-        &render,
+    try App.init(alloc);
+    defer App.deinit();
+
+    try nu.run(nu.Window, .{
+        App,
+        nu.ImGui,
+        nu.Render,
     });
 }