From f5dbf162a7cf559eb8e4f0d220f918fe233d421f Mon Sep 17 00:00:00 2001
From: Sascha Willems <webmaster@saschawillems.de>
Date: Sat, 25 Apr 2020 17:09:31 +0200
Subject: [PATCH] Added helper function to get vertex input attribute
 descriptions from requested vertexattributes as a vector

That vector can directly be used for a pipeline's vertex attribute setup
---
 base/VulkanglTFModel.hpp | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/base/VulkanglTFModel.hpp b/base/VulkanglTFModel.hpp
index e5e4feeb..294739cc 100644
--- a/base/VulkanglTFModel.hpp
+++ b/base/VulkanglTFModel.hpp
@@ -534,11 +534,22 @@ namespace vkglTF
 					return VkVertexInputAttributeDescription({ location, binding, VK_FORMAT_R32G32B32A32_SFLOAT, offsetof(Vertex, joint0) });
 				case VertexComponent::Weight0:
 					return VkVertexInputAttributeDescription({ location, binding, VK_FORMAT_R32G32B32A32_SFLOAT, offsetof(Vertex, weight0) });
+				default:
+					return VkVertexInputAttributeDescription({});
 			}
 		}
+		static std::vector<VkVertexInputAttributeDescription> inputAttributeDescriptions(uint32_t binding, const std::vector<VertexComponent> components) {
+			std::vector<VkVertexInputAttributeDescription> result;
+			uint32_t location = 0;
+			for (VertexComponent component : components) {
+				result.push_back(Vertex::inputAttributeDescription(binding, location, component));
+				location++;
+			}
+			return result;
+		}
 	};
 
-	typedef enum FileLoadingFlags {
+	enum FileLoadingFlags {
 		None = 0x00000000,
 		PreTransformVertices = 0x00000001,
 		PreMultiplyVertexColors = 0x00000002,