1 files changed, 43 insertions, 15 deletions
diff --git a/src/gui/doc/snippets/code/src_gui_vulkan_qvulkanfunctions.cpp b/src/gui/doc/snippets/code/src_gui_vulkan_qvulkanfunctions.cpp
index 0d13873f38..df08418581 100644
--- a/src/gui/doc/snippets/code/src_gui_vulkan_qvulkanfunctions.cpp
+++ b/src/gui/doc/snippets/code/src_gui_vulkan_qvulkanfunctions.cpp
@@ -48,23 +48,51 @@
 **
 ****************************************************************************/
 
+#include <QVulkanDeviceFunctions>
+#include <QVulkanFunctions>
+#include <QVulkanInstance>
+
+namespace src_gui_vulkan_qvulkanfunctions {
+
+struct Window {
+    void render();
+    QVulkanInstance *vulkanInstance() { return nullptr; }
+};
+VkDevice_T *device = nullptr;
+VkCommandBufferAllocateInfo cmdBufInfo;
+VkCommandBuffer cmdBuf;
+
 //! [0]
-    void Window::render()
-    {
-        QVulkanInstance *inst = vulkanInstance();
-        QVulkanFunctions *f = inst->functions();
-        ...
-        VkResult err = f->vkAllocateCommandBuffers(device, &cmdBufInfo, &cmdBuf);
-        ...
-    }
+void Window::render()
+{
+    QVulkanInstance *inst = vulkanInstance();
+    QVulkanFunctions *f = inst->functions();
+    // ...
+    VkResult err = f->vkAllocateCommandBuffers(device, &cmdBufInfo, &cmdBuf);
+    // ...
+}
 //! [0]
 
+} // namespace src_gui_vulkan_qvulkanfunctions {
+
+
+namespace src_gui_vulkan_qvulkanfunctions2 {
+struct Window {
+    void render();
+    QVulkanInstance *vulkanInstance() { return nullptr; }
+};
+VkDevice_T *device = nullptr;
+VkCommandBufferAllocateInfo cmdBufInfo;
+VkCommandBuffer cmdBuf;
+
 //! [1]
-    void Window::render()
-    {
-        QVulkanInstance *inst = vulkanInstance();
-        QVulkanDeviceFunctions *df = inst->deviceFunctions(device);
-        VkResult err = df->vkAllocateCommandBuffers(device, &cmdBufInfo, &cmdBuf);
-        ...
-    }
+void Window::render()
+{
+    QVulkanInstance *inst = vulkanInstance();
+    QVulkanDeviceFunctions *df = inst->deviceFunctions(device);
+    VkResult err = df->vkAllocateCommandBuffers(device, &cmdBufInfo, &cmdBuf);
+    // ...
+}
 //! [1]
+
+} // src_gui_vulkan_qvulkanfunctions2