layers: LX255, Print readable version of VkAccessFlags

Also update related validation messages to indicate src/dest accessMask

1 files changed, 23 insertions, 0 deletions

diff --git a/layers/vk_layer_utils.cpp b/layers/vk_layer_utils.cpp
index a96c97e6..568d3b0c 100644
--- a/layers/vk_layer_utils.cpp
+++ b/layers/vk_layer_utils.cpp
@@ -25,8 +25,10 @@
  */
 
 #include <string.h>
+#include <string>
 #include "vulkan/vulkan.h"
 #include "vk_layer_utils.h"
+#include "vk_enum_string_helper.h"
 
 typedef struct _VULKAN_FORMAT_INFO {
     size_t size;
@@ -575,3 +577,24 @@ unsigned int vk_format_get_channel_count(VkFormat format)
 {
     return vk_format_table[format].channel_count;
 }
+
+// Print readable FlagBits in FlagMask
+std::string string_VkAccessFlags(VkAccessFlags accessMask)
+{
+    std::string result;
+    std::string separator;
+
+    if (accessMask == 0) {
+        result = "[None]";
+    } else {
+        result = "[";
+        for (auto i = 0; i < 32; i++) {
+            if (accessMask & (1 << i)) {
+                result = result + separator + string_VkAccessFlagBits((VkAccessFlagBits)(1 << i));
+                separator = " | ";
+            }
+        }
+        result = result + "]";
+    }
+    return result;
+}