Revert 946867b as it breaks window sizing on some compositors

Fixes #10268

docs/changelog.rst

@@ -179,6 +179,11 @@ consumption to do the same tasks.
 Detailed list of changes
 -------------------------------------
 
+0.48.1 [future]
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+- Wayland: fix a regression in the previous release that broke window sizing on Hyprland with fractional scales and an initial specified size (:iss:`10268`)
+
 0.48.0 [2026-07-18]
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 

kitty/glfw.c

@@ -1888,21 +1888,8 @@ create_os_window(PyObject UNUSED *self, PyObject *args, PyObject *kw) {
             // this can happen if the window is moved by the OS to a different monitor when shown or with fractional scales on Wayland
             // it can also happen with layer shell windows if the callback is
             // called before the window is fully created
-            xdpi = n_xdpi; ydpi = n_ydpi; xscale = n_xscale; yscale = n_yscale;
+            xdpi = n_xdpi; ydpi = n_ydpi;
             fonts_data = load_fonts_data(OPT(font_size), xdpi, ydpi);
-            // Re-compute the window size with the updated scale/font metrics. This matters when
-            // the initial size is specified in cells: the first window on Wayland is created with
-            // scale=1 because fractional scale is only sent by the compositor after the surface
-            // exists, so the cell dimensions used for the initial size calculation were wrong.
-            PyObject *new_size = PyObject_CallFunction(get_window_size, "IIddff", fonts_data->fcm.cell_width, fonts_data->fcm.cell_height, fonts_data->logical_dpi_x, fonts_data->logical_dpi_y, xscale, yscale);
-            if (new_size != NULL) {
-                int new_width = PyLong_AsLong(PyTuple_GET_ITEM(new_size, 0)), new_height = PyLong_AsLong(PyTuple_GET_ITEM(new_size, 1));
-                Py_DECREF(new_size);
-                if (!PyErr_Occurred() && (new_width != width || new_height != height)) {
-                    glfwSetWindowSize(glfw_window, new_width, new_height);
-                    width = new_width; height = new_height;
-                } else PyErr_Clear();
-            } else PyErr_Clear();
         }
     }
     if (is_first_window) {