From c0fb89411eafed35427006bb254fdd6a35a80c1e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andreas=20S=C3=BC=C3=9Fenbach?= <asuessenbach@nvidia.com>
Date: Mon, 25 Jul 2016 06:04:56 +0200
Subject: [PATCH] Add member functions begin(), end(), front(), back(), and
 empty() to vk::ArrayProxy to make it a better container.

---
 VulkanHppGenerator.cpp | 27 +++++++++++++++++++++++++++
 vulkan/vulkan.hpp      | 27 +++++++++++++++++++++++++++
 2 files changed, 54 insertions(+)

diff --git a/VulkanHppGenerator.cpp b/VulkanHppGenerator.cpp
index 374d77d..c353918 100644
--- a/VulkanHppGenerator.cpp
+++ b/VulkanHppGenerator.cpp
@@ -270,6 +270,33 @@ std::string const arrayProxyHeader = (
   "      , m_ptr(data.begin())\n"
   "    {}\n"
   "\n"
+  "    const T * begin() const\n"
+  "    {\n"
+  "      return m_ptr;\n"
+  "    }\n"
+  "\n"
+  "    const T * end() const\n"
+  "    {\n"
+  "      return m_ptr + m_count;\n"
+  "    }\n"
+  "\n"
+  "    const T & front() const\n"
+  "    {\n"
+  "      assert(m_count && m_ptr);\n"
+  "      return *m_ptr;\n"
+  "    }\n"
+  "\n"
+  "    const T & back() const\n"
+  "    {\n"
+  "      assert(m_count && m_ptr);\n"
+  "      return *(m_ptr + m_count - 1);\n"
+  "    }\n"
+  "\n"
+  "    bool empty() const\n"
+  "    {\n"
+  "      return (m_count == 0);\n"
+  "    }\n"
+  "\n"
   "    uint32_t size() const\n"
   "    {\n"
   "      return m_count;\n"
diff --git a/vulkan/vulkan.hpp b/vulkan/vulkan.hpp
index 5f91e9f..97075d7 100644
--- a/vulkan/vulkan.hpp
+++ b/vulkan/vulkan.hpp
@@ -264,6 +264,33 @@ namespace vk
       , m_ptr(data.begin())
     {}
 
+    const T * begin() const
+    {
+      return m_ptr;
+    }
+
+    const T * end() const
+    {
+      return m_ptr + m_count;
+    }
+
+    const T & front() const
+    {
+      assert(m_count && m_ptr);
+      return *m_ptr;
+    }
+
+    const T & back() const
+    {
+      assert(m_count && m_ptr);
+      return *(m_ptr + m_count - 1);
+    }
+
+    bool empty() const
+    {
+      return (m_count == 0);
+    }
+
     uint32_t size() const
     {
       return m_count;