C Specification
To copy data from an image object to another image object using the host, call:
// Provided by VK_VERSION_1_4
VkResult vkCopyImageToImage(
VkDevice device,
const VkCopyImageToImageInfo* pCopyImageToImageInfo);
or the equivalent command
// Provided by VK_EXT_host_image_copy
VkResult vkCopyImageToImageEXT(
VkDevice device,
const VkCopyImageToImageInfo* pCopyImageToImageInfo);
Parameters
-
device
is the device which ownspCopyImageToImageInfo->srcImage
andpCopyImageToImageInfo->dstImage
. -
pCopyImageToImageInfo
is a pointer to a VkCopyImageToImageInfo structure describing the copy parameters.
Description
This command is functionally similar to vkCmdCopyImage2, except it is
executed on the host.
The memory of pCopyImageToImageInfo->srcImage
and
pCopyImageToImageInfo->dstImage
is accessed by the host as if
coherent.
Note
|
If the device has written to the memory of
Because queue submissions automatically make host memory visible to the device, there would not be a
need for a memory barrier before using the results of this copy operation in
|
Document Notes
For more information, see the Vulkan Specification
This page is extracted from the Vulkan Specification. Fixes and changes should be made to the Specification, not directly.