qt: Fix compiling with Vulkan support unavailable

src/qt/qt_mainwindow.cpp

@@ -280,6 +280,11 @@ MainWindow::MainWindow(QWidget *parent) :
         ui->actionOpenGL_3_0_Core->setVisible(false);
     }
 
+#if !QT_CONFIG(vulkan)
+    if (vid_api == 4) vid_api = 0;
+    ui->actionVulkan->setVisible(false);
+#endif
+
     QActionGroup* actGroup = nullptr;
 
     actGroup = new QActionGroup(this);

src/qt/qt_rendererstack.cpp

@@ -245,6 +245,7 @@ void
 RendererStack::createRenderer(Renderer renderer)
 {
     switch (renderer) {
+        default:
         case Renderer::Software:
             {
                 auto sw        = new SoftwareRenderer(this);
@@ -296,6 +297,7 @@ RendererStack::createRenderer(Renderer renderer)
                 current.reset(this->createWindowContainer(hw, this));
                 break;
             }
+#if QT_CONFIG(vulkan)
         case Renderer::Vulkan:
         {
             this->createWinId();
@@ -331,6 +333,7 @@ RendererStack::createRenderer(Renderer renderer)
             current.reset(this->createWindowContainer(hw, this));
             break;
         }
+#endif
     }
 
     current->setFocusPolicy(Qt::NoFocus);

src/qt/qt_vulkanrenderer.cpp

@@ -34,6 +34,7 @@
 #include <QCoreApplication>
 #include <QFile>
 #include "qt_vulkanrenderer.hpp"
+#if QT_CONFIG(vulkan)
 #include <QVulkanFunctions>
 
 extern "C"
@@ -1003,3 +1004,4 @@ void VulkanRenderer2::startNextFrame()
     m_window->frameReady();
     m_window->requestUpdate(); // render continuously, throttled by the presentation rate
 }
+#endif

src/qt/qt_vulkanrenderer.hpp

@@ -35,6 +35,7 @@
 #include <QVulkanWindow>
 #include <QImage>
 
+#if QT_CONFIG(vulkan)
 #include "qt_vulkanwindowrenderer.hpp"
 
 class VulkanRenderer2 : public QVulkanWindowRenderer
@@ -91,3 +92,4 @@ private:
     QMatrix4x4 m_proj;
     float m_rotation = 0.0f;
 };
+#endif

src/qt/qt_vulkanwindowrenderer.cpp

@@ -5,6 +5,7 @@
 #include <QMessageBox>
 #include <QWindow>
 
+#if QT_CONFIG(vulkan)
 #include <array>
 #include <stdexcept>
 
@@ -847,3 +848,4 @@ std::vector<std::tuple<uint8_t *, std::atomic_flag *>> VulkanWindowRenderer::get
 {
     return std::vector{std::make_tuple((uint8_t*)renderer->mappedPtr, &this->buf_usage[0])};
 }
+#endif

src/qt/qt_vulkanwindowrenderer.hpp

@@ -3,6 +3,7 @@
 
 #include <QVulkanWindow>
 
+#if QT_CONFIG(vulkan)
 #include "qt_renderercommon.hpp"
 #include "qt_vulkanrenderer.hpp"
 
@@ -33,5 +34,6 @@ private:
 
     VulkanRenderer2* renderer;
 };
+#endif
 
 #endif // VULKANWINDOWRENDERER_HPP