From fd150b3cc187749b93c7b23e073b80f1d1087134 Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Sun, 21 Nov 2021 19:14:32 +0100
Subject: [PATCH] Add better log for missing GPU for Vulkan

---
 Source/Engine/GraphicsDevice/Vulkan/GPUDeviceVulkan.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Source/Engine/GraphicsDevice/Vulkan/GPUDeviceVulkan.cpp b/Source/Engine/GraphicsDevice/Vulkan/GPUDeviceVulkan.cpp
index c3e41a9d6..7360a25fd 100644
--- a/Source/Engine/GraphicsDevice/Vulkan/GPUDeviceVulkan.cpp
+++ b/Source/Engine/GraphicsDevice/Vulkan/GPUDeviceVulkan.cpp
@@ -1136,6 +1136,12 @@ GPUDevice* GPUDeviceVulkan::Create()
     // Enumerate all GPU devices and pick one
     uint32 gpuCount = 0;
     VALIDATE_VULKAN_RESULT(vkEnumeratePhysicalDevices(Instance, &gpuCount, nullptr));
+    if (gpuCount <= 0)
+    {
+        LOG(Warning, "No valid GPU found for Vulkan.");
+        Platform::Fatal(TEXT("Vulkan failed to create instance\n\nDo you have a Vulkan-compatible GPU?"));
+        return nullptr;
+    }
     ASSERT(gpuCount >= 1);
     Array<VkPhysicalDevice, InlinedAllocation<4>> gpus;
     gpus.Resize(gpuCount);