Allow toggling xdg configure debug output at runtime

glfw/glfw3.h

@@ -1110,6 +1110,7 @@ typedef enum {
  */
 #define GLFW_ANGLE_PLATFORM_TYPE    0x00050002
 #define GLFW_DEBUG_KEYBOARD         0x00050003
+#define GLFW_DEBUG_RENDERING        0x00050004
 /*! @brief macOS specific init hint.
  *
  *  macOS specific [init hint](@ref GLFW_COCOA_CHDIR_RESOURCES_hint).

glfw/init.c

@@ -50,14 +50,14 @@ _GLFWlibrary _glfw = { false };
 //
 static _GLFWerror _glfwMainThreadError;
 static GLFWerrorfun _glfwErrorCallback;
-static _GLFWinitconfig _glfwInitHints =
-{
-    true,      // hat buttons
-    GLFW_ANGLE_PLATFORM_TYPE_NONE, // ANGLE backend
-    false,     // debug keyboard
-    {
-        true,  // macOS menu bar
-        true   // macOS bundle chdir
+static _GLFWinitconfig _glfwInitHints = {
+    .hatButtons = true,
+    .angleType = GLFW_ANGLE_PLATFORM_TYPE_NONE,
+    .debugKeyboard = false,
+    .debugRendering = false,
+    .ns = {
+        .menubar = true,  // macOS menu bar
+        .chdir = true   // macOS bundle chdir
     }
 };
 
@@ -285,6 +285,9 @@ GLFWAPI void glfwInitHint(int hint, int value)
         case GLFW_DEBUG_KEYBOARD:
             _glfwInitHints.debugKeyboard = value;
             return;
+        case GLFW_DEBUG_RENDERING:
+            _glfwInitHints.debugRendering = value;
+            return;
         case GLFW_COCOA_CHDIR_RESOURCES:
             _glfwInitHints.ns.chdir = value;
             return;

glfw/internal.h

@@ -276,6 +276,7 @@ struct _GLFWinitconfig
     bool          hatButtons;
     int           angleType;
     bool          debugKeyboard;
+    bool          debugRendering;
     struct {
         bool      menubar;
         bool      chdir;

glfw/wl_window.c

@@ -407,7 +407,7 @@ static void xdgToplevelHandleConfigure(void* data,
     float targetRatio;
     enum xdg_toplevel_state* state;
     uint32_t new_states = 0;
-    const bool report_event = true;
+    const bool report_event = _glfw.hints.init.debugRendering;
     if (report_event) printf("top-level configure event: size: %dx%d states: ", width, height);
 
     wl_array_for_each(state, states) {
@@ -446,7 +446,7 @@ static void xdgToplevelHandleConfigure(void* data,
     }
     window->wl.toplevel_states = new_states;
     set_csd_window_geometry(window, &width, &height);
-    if (report_event) printf("final window size: %dx%d\n", window->wl.width, window->wl.height);
+    if (report_event) printf("final window content size: %dx%d\n", window->wl.width, window->wl.height);
     wl_surface_commit(window->wl.surface);
     dispatchChangesAfterConfigure(window, width, height);
     _glfwInputWindowFocus(window, window->wl.toplevel_states & TOPLEVEL_STATE_ACTIVATED);

kitty/fast_data_types.pyi

@@ -546,7 +546,7 @@ def glfw_terminate() -> None:
     pass
 
 
-def glfw_init(path: str, debug_keyboard: bool = False) -> bool:
+def glfw_init(path: str, debug_keyboard: bool = False, debug_rendering: bool = False) -> bool:
     pass
 
 

kitty/glfw-wrapper.h

@@ -848,6 +848,7 @@ typedef enum {
  */
 #define GLFW_ANGLE_PLATFORM_TYPE    0x00050002
 #define GLFW_DEBUG_KEYBOARD         0x00050003
+#define GLFW_DEBUG_RENDERING        0x00050004
 /*! @brief macOS specific init hint.
  *
  *  macOS specific [init hint](@ref GLFW_COCOA_CHDIR_RESOURCES_hint).

kitty/glfw.c

@@ -872,12 +872,13 @@ dbus_user_notification_activated(uint32_t notification_id, const char* action) {
 static PyObject*
 glfw_init(PyObject UNUSED *self, PyObject *args) {
     const char* path;
-    int debug_keyboard = 0;
-    if (!PyArg_ParseTuple(args, "s|p", &path, &debug_keyboard)) return NULL;
+    int debug_keyboard = 0, debug_rendering = 0;
+    if (!PyArg_ParseTuple(args, "s|pp", &path, &debug_keyboard, &debug_rendering)) return NULL;
     const char* err = load_glfw(path);
     if (err) { PyErr_SetString(PyExc_RuntimeError, err); return NULL; }
     glfwSetErrorCallback(error_callback);
     glfwInitHint(GLFW_DEBUG_KEYBOARD, debug_keyboard);
+    glfwInitHint(GLFW_DEBUG_RENDERING, debug_rendering);
     OPT(debug_keyboard) = debug_keyboard != 0;
 #ifdef __APPLE__
     glfwInitHint(GLFW_COCOA_CHDIR_RESOURCES, 0);

kitty/main.py

@@ -93,14 +93,14 @@ def load_all_shaders(semi_transparent: bool = False) -> None:
     load_borders_program()
 
 
-def init_glfw_module(glfw_module: str, debug_keyboard: bool = False) -> None:
-    if not glfw_init(glfw_path(glfw_module), debug_keyboard):
+def init_glfw_module(glfw_module: str, debug_keyboard: bool = False, debug_rendering: bool = False) -> None:
+    if not glfw_init(glfw_path(glfw_module), debug_keyboard, debug_rendering):
         raise SystemExit('GLFW initialization failed')
 
 
-def init_glfw(opts: OptionsStub, debug_keyboard: bool = False) -> str:
+def init_glfw(opts: OptionsStub, debug_keyboard: bool = False, debug_rendering: bool = False) -> str:
     glfw_module = 'cocoa' if is_macos else ('wayland' if is_wayland(opts) else 'x11')
-    init_glfw_module(glfw_module, debug_keyboard)
+    init_glfw_module(glfw_module, debug_keyboard, debug_rendering)
     return glfw_module
 
 
@@ -313,7 +313,7 @@ def _main() -> None:
             return
     bad_lines: List[BadLine] = []
     opts = create_opts(cli_opts, accumulate_bad_lines=bad_lines)
-    init_glfw(opts, cli_opts.debug_keyboard)
+    init_glfw(opts, cli_opts.debug_keyboard, cli_opts.debug_rendering)
     setup_environment(opts, cli_opts)
     try:
         with setup_profiling(cli_opts):