commit 371261505dec0c09805fc29bf6ce752a9b9de240
author Adam Sawicki <Adam.Sawicki@amd.com> Fri Apr 05 17:44:15 2019 +0200
committer Adam Sawicki <Adam.Sawicki@amd.com> Fri Apr 05 17:44:15 2019 +0200
tree ad2c5aab92dd3df0da2b3f2c2c9793394f4f1419
parent 33976ab0ad9a1f51ace67b1558edb952284eb17e

vmaFindMemoryTypeIndex: don't add HOST_VISIBLE to preferred flags when CREATE_MAPPED flag is used

This behavior was found to cause issues on PC AMD as well as Android ARM.

src/vk_mem_alloc.h

diff --git a/src/vk_mem_alloc.h b/src/vk_mem_alloc.h
index d0f3e42..d61f79b 100644
--- a/src/vk_mem_alloc.h
+++ b/src/vk_mem_alloc.h
@@ -15876,12 +15876,6 @@
     uint32_t requiredFlags = pAllocationCreateInfo->requiredFlags;

     uint32_t preferredFlags = pAllocationCreateInfo->preferredFlags;

 

-    const bool mapped = (pAllocationCreateInfo->flags & VMA_ALLOCATION_CREATE_MAPPED_BIT) != 0;

-    if(mapped)

-    {

-        preferredFlags |= VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT;

-    }

-

     // Convert usage to requiredFlags and preferredFlags.

     switch(pAllocationCreateInfo->usage)

     {