layers: Add enum for descriptor requirements

Signed-off-by: Chris Forbes <chrisforbes@google.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/layers/core_validation_types.h b/layers/core_validation_types.h
index e7ee5686..8b13a93f 100644
--- a/layers/core_validation_types.h
+++ b/layers/core_validation_types.h
@@ -85,6 +85,23 @@ template <> struct hash<VK_OBJECT> {
 };
 }
 
+
+// Flags describing requirements imposed by the pipeline on a descriptor. These
+// can't be checked at pipeline creation time as they depend on the Image or
+// ImageView bound.
+enum descriptor_req {
+    DESCRIPTOR_REQ_VIEW_TYPE_1D = 1 << VK_IMAGE_VIEW_TYPE_1D,
+    DESCRIPTOR_REQ_VIEW_TYPE_1D_ARRAY = 1 << VK_IMAGE_VIEW_TYPE_1D_ARRAY,
+    DESCRIPTOR_REQ_VIEW_TYPE_2D = 1 << VK_IMAGE_VIEW_TYPE_2D,
+    DESCRIPTOR_REQ_VIEW_TYPE_2D_ARRAY = 1 << VK_IMAGE_VIEW_TYPE_2D_ARRAY,
+    DESCRIPTOR_REQ_VIEW_TYPE_3D = 1 << VK_IMAGE_VIEW_TYPE_3D,
+    DESCRIPTOR_REQ_VIEW_TYPE_CUBE = 1 << VK_IMAGE_VIEW_TYPE_CUBE,
+    DESCRIPTOR_REQ_VIEW_TYPE_CUBE_ARRAY = 1 << VK_IMAGE_VIEW_TYPE_CUBE_ARRAY,
+
+    DESCRIPTOR_REQ_SINGLE_SAMPLE = 2 << VK_IMAGE_VIEW_TYPE_END_RANGE,
+    DESCRIPTOR_REQ_MULTI_SAMPLE = DESCRIPTOR_REQ_SINGLE_SAMPLE << 1,
+};
+
 struct DESCRIPTOR_POOL_NODE {
     VkDescriptorPool pool;
     uint32_t maxSets;       // Max descriptor sets allowed in this pool