add initial window size tiling workaround

src/ptk.c

@@ -124,7 +124,17 @@ bool ptk_init(const size_t width, const size_t height, const char *title, const
 
     vk_init_vertices();
 
-    if (!vk_init(m_window, width, height, title, application_version)) {
+    // on tiling desktops (most standalone X11 WMs / Wayland compositors)
+    // the size of the window won't necessarily be what the user set due to tiling
+    // so we do this ugly workaround where we fetch the size again
+    // after creating the window and then initialize vulkan with that size
+    //
+    // this fixes an issue where components would get drawn squished
+    // and their hitboxes wouldn't match up with them visually
+    int actual_width = 0, actual_height = 0;
+    glfwGetFramebufferSize(m_window, &actual_width, &actual_height);
+
+    if (!vk_init(m_window, actual_width, actual_height, title, application_version)) {
         PTK_ERR("failed initializing vulkan");
         return false;
     }