Added extension definition.

Author: robertosfield

include/vsg/vk/vulkan.h

@@ -573,6 +573,47 @@ typedef enum VkRayTracingShaderGroupTypeKHR
 
 #endif
 
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+//
+//  Definitions not provided prior to 1.2.150
+//
+#if VK_HEADER_VERSION < 150
+
+#define VK_EXT_validation_features 1
+#define VK_EXT_VALIDATION_FEATURES_SPEC_VERSION 4
+#define VK_EXT_VALIDATION_FEATURES_EXTENSION_NAME "VK_EXT_validation_features"
+
+typedef enum VkValidationFeatureEnableEXT {
+    VK_VALIDATION_FEATURE_ENABLE_GPU_ASSISTED_EXT = 0,
+    VK_VALIDATION_FEATURE_ENABLE_GPU_ASSISTED_RESERVE_BINDING_SLOT_EXT = 1,
+    VK_VALIDATION_FEATURE_ENABLE_BEST_PRACTICES_EXT = 2,
+    VK_VALIDATION_FEATURE_ENABLE_DEBUG_PRINTF_EXT = 3,
+    VK_VALIDATION_FEATURE_ENABLE_SYNCHRONIZATION_VALIDATION_EXT = 4,
+    VK_VALIDATION_FEATURE_ENABLE_MAX_ENUM_EXT = 0x7FFFFFFF
+} VkValidationFeatureEnableEXT;
+
+typedef enum VkValidationFeatureDisableEXT {
+    VK_VALIDATION_FEATURE_DISABLE_ALL_EXT = 0,
+    VK_VALIDATION_FEATURE_DISABLE_SHADERS_EXT = 1,
+    VK_VALIDATION_FEATURE_DISABLE_THREAD_SAFETY_EXT = 2,
+    VK_VALIDATION_FEATURE_DISABLE_API_PARAMETERS_EXT = 3,
+    VK_VALIDATION_FEATURE_DISABLE_OBJECT_LIFETIMES_EXT = 4,
+    VK_VALIDATION_FEATURE_DISABLE_CORE_CHECKS_EXT = 5,
+    VK_VALIDATION_FEATURE_DISABLE_UNIQUE_HANDLES_EXT = 6,
+    VK_VALIDATION_FEATURE_DISABLE_MAX_ENUM_EXT = 0x7FFFFFFF
+} VkValidationFeatureDisableEXT;
+typedef struct VkValidationFeaturesEXT {
+    VkStructureType                         sType;
+    const void*                             pNext;
+    uint32_t                                enabledValidationFeatureCount;
+    const VkValidationFeatureEnableEXT*     pEnabledValidationFeatures;
+    uint32_t                                disabledValidationFeatureCount;
+    const VkValidationFeatureDisableEXT*    pDisabledValidationFeatures;
+} VkValidationFeaturesEXT;
+
+#endif
+
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 //
 //  Definitions not provided prior to 1.2.162