From 912f38455cb9468fce45dd171f4e673da8ba3f9e Mon Sep 17 00:00:00 2001
From: saschawillems <webmaster@saschawillems.de>
Date: Sat, 4 Feb 2017 13:35:40 +0100
Subject: [PATCH] Device type string conversion function

---
 base/vulkantools.cpp | 14 ++++++++++++++
 base/vulkantools.h   |  5 ++++-
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/base/vulkantools.cpp b/base/vulkantools.cpp
index f5b9a41b..e36ab365 100644
--- a/base/vulkantools.cpp
+++ b/base/vulkantools.cpp
@@ -44,6 +44,20 @@ namespace vkTools
 		}
 	}
 
+	std::string physicalDeviceTypeString(VkPhysicalDeviceType type)
+	{
+		switch (type)
+		{
+#define STR(r) case VK_PHYSICAL_DEVICE_TYPE_ ##r: return #r
+			STR(OTHER);
+			STR(INTEGRATED_GPU);
+			STR(DISCRETE_GPU);
+			STR(VIRTUAL_GPU);
+#undef STR
+		default: return "UNKNOWN_DEVICE_TYPE";
+		}
+	}
+
 	VkBool32 getSupportedDepthFormat(VkPhysicalDevice physicalDevice, VkFormat *depthFormat)
 	{
 		// Since all depth formats may be optional, we need to find a suitable depth format to use
diff --git a/base/vulkantools.h b/base/vulkantools.h
index 348b5295..c319b0a1 100644
--- a/base/vulkantools.h
+++ b/base/vulkantools.h
@@ -60,9 +60,12 @@
 
 namespace vkTools
 {
-	// Return string representation of a vulkan error string
+	/** @brief Returns an error code as a string */
 	std::string errorString(VkResult errorCode);
 
+	/** @brief Returns the device type as a string */
+	std::string physicalDeviceTypeString(VkPhysicalDeviceType type);
+
 	// Selected a suitable supported depth format starting with 32 bit down to 16 bit
 	// Returns false if none of the depth formats in the list is supported by the device
 	VkBool32 getSupportedDepthFormat(VkPhysicalDevice physicalDevice, VkFormat *depthFormat);