GPU Display: Use 1-argument Vulkan loader which might be compatible to more Vulkan implementations

Author: davidrohr

GPU/GPUTracking/display/backend/GPUDisplayBackendOpenGL.cxx

@@ -61,28 +61,23 @@ GPUDisplayBackendOpenGL::GPUDisplayBackendOpenGL()
   mBackendName = "OpenGL";
 }
 
-#ifdef GPUCA_DISPLAY_GL3W
 int32_t GPUDisplayBackendOpenGL::ExtInit()
 {
+#ifdef GPUCA_DISPLAY_GL3W
   return gl3wInit();
-}
 #else
-int32_t GPUDisplayBackendOpenGL::ExtInit()
-{
   return glewInit();
-}
 #endif
-#ifdef GPUCA_DISPLAY_OPENGL_CORE
+}
+
 bool GPUDisplayBackendOpenGL::CoreProfile()
 {
+#ifdef GPUCA_DISPLAY_OPENGL_CORE
   return true;
-}
 #else
-bool GPUDisplayBackendOpenGL::CoreProfile()
-{
   return false;
-}
 #endif
+}
 
 // #define CHKERR(cmd) {cmd;}
 #define CHKERR(cmd)                                                                                                 \

GPU/GPUTracking/display/backend/GPUDisplayBackendVulkan.cxx

@@ -340,7 +340,7 @@ double GPUDisplayBackendVulkan::checkDevice(vk::PhysicalDevice device, const std
 
 void GPUDisplayBackendVulkan::createDevice()
 {
-  VULKAN_HPP_DEFAULT_DISPATCHER.init();
+  VULKAN_HPP_DEFAULT_DISPATCHER.init(vkGetInstanceProcAddr);
   vk::ApplicationInfo appInfo{};
   appInfo.pApplicationName = "GPU CA Standalone display";
   appInfo.applicationVersion = VK_MAKE_VERSION(1, 0, 0);
@@ -355,8 +355,7 @@ void GPUDisplayBackendVulkan::createDevice()
   uint32_t frontendExtensionCount = mDisplay->frontend()->getReqVulkanExtensions(frontendExtensions);
   std::vector<const char*> reqInstanceExtensions(frontendExtensions, frontendExtensions + frontendExtensionCount);
 
-  const std::vector<const char*> reqValidationLayers = {
-    "VK_LAYER_KHRONOS_validation"};
+  const std::vector<const char*> reqValidationLayers = {"VK_LAYER_KHRONOS_validation"};
   auto debugCallback = [](vk::DebugUtilsMessageSeverityFlagBitsEXT messageSeverity, vk::DebugUtilsMessageTypeFlagsEXT messageType, const vk::DebugUtilsMessengerCallbackDataEXT* pCallbackData, void* pUserData) -> VkBool32 {
     static int32_t throwOnError = getenv("GPUCA_VULKAN_VALIDATION_THROW") ? atoi(getenv("GPUCA_VULKAN_VALIDATION_THROW")) : 0;
     static bool showVulkanValidationInfo = getenv("GPUCA_VULKAN_VALIDATION_INFO") && atoi(getenv("GPUCA_VULKAN_VALIDATION_INFO"));