From 2eb01151c3b702e898c38b6ea055584825a5e7f0 Mon Sep 17 00:00:00 2001
From: baldurk <baldurk@baldurk.org>
Date: Tue, 25 Sep 2018 17:32:45 +0100
Subject: [PATCH] When mapping with VK_WHOLE_SIZE, account for any offset

---
 renderdoc/driver/vulkan/wrappers/vk_resource_funcs.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/renderdoc/driver/vulkan/wrappers/vk_resource_funcs.cpp b/renderdoc/driver/vulkan/wrappers/vk_resource_funcs.cpp
index 66377de1e..5a85d1fcd 100644
--- a/renderdoc/driver/vulkan/wrappers/vk_resource_funcs.cpp
+++ b/renderdoc/driver/vulkan/wrappers/vk_resource_funcs.cpp
@@ -536,7 +536,7 @@ VkResult WrappedVulkan::vkMapMemory(VkDevice device, VkDeviceMemory mem, VkDevic
       state.refData = NULL;
 
       state.mapOffset = offset;
-      state.mapSize = size == VK_WHOLE_SIZE ? memrecord->Length : size;
+      state.mapSize = size == VK_WHOLE_SIZE ? (memrecord->Length - offset) : size;
       state.mapFlushed = false;
 
       *ppData = realData;