limit camera offset

src/app.zig

@@ -1332,11 +1332,16 @@ pub fn frame(self: *App, plt: Platform.Frame) !void {
         self.camera_pos = self.camera_pos.sub(plt.input.mouse_delta);
     }
 
-    Gfx.transformTranslate(plt.input.window_size.divideScalar(2));
+    self.camera_pos.x = std.math.clamp(self.camera_pos.x, -1000, 1000);
+    self.camera_pos.y = std.math.clamp(self.camera_pos.y, -600, 0);
+
+    const window_size = plt.input.window_size;
+    Gfx.transformTranslate(.init(window_size.x/2, window_size.y));
+    Gfx.transformTranslate(.init(0, -128));
     Gfx.transformTranslate(self.camera_pos.multiplyScalar(-1));
 
     Gfx.setClearColor(.rgb(40, 40, 40));
-    Gfx.drawLine(.init(-800, 0), .init(800, 0), .white, 5);
+    Gfx.drawLine(.init(-4000, 0), .init(4000, 0), .white, 5);
 
     { // Spawn in or delete minions based on self.upgrades.minion_count
         var minion_count: u32 = 0;

src/platform.zig

@@ -403,6 +403,11 @@ fn PlatformType(App: type) type {
                         .unfocused = {}
                     });
                 },
+                .RESIZED => {
+                    self.pushEvent(.{
+                        .window_resize = .initFromInt(i32, e.window_width, e.window_height)
+                    });
+                },
                 else => {}
             }