VK_NV_copy_memory_indirect

Other Extension Metadata

Last Modified Date

2022-10-14

Contributors

• Vikram Kushwaha, NVIDIA
• Jeff Bolz, NVIDIA
• Christoph Kubisch, NVIDIA
• Daniel Koch, NVIDIA

Description

This extension adds support for performing copies between memory and image regions using indirect parameters that are read by the device from a buffer during execution. This functionality may be useful for performing copies where the copy parameters are not known during the command buffer creation time.

New Commands

• vkCmdCopyMemoryIndirectNV
• vkCmdCopyMemoryToImageIndirectNV

New Structures

• VkCopyMemoryIndirectCommandNV
• VkCopyMemoryToImageIndirectCommandNV
• Extending VkPhysicalDeviceFeatures2, VkDeviceCreateInfo:
  • VkPhysicalDeviceCopyMemoryIndirectFeaturesNV
• Extending VkPhysicalDeviceProperties2:
  • VkPhysicalDeviceCopyMemoryIndirectPropertiesNV

New Enum Constants

• VK_NV_COPY_MEMORY_INDIRECT_EXTENSION_NAME
• VK_NV_COPY_MEMORY_INDIRECT_SPEC_VERSION
• Extending VkStructureType:
  • VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_COPY_MEMORY_INDIRECT_FEATURES_NV
  • VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_COPY_MEMORY_INDIRECT_PROPERTIES_NV

Version History

• Revision 1, 2022-10-14 (Vikram Kushwaha)
  • Initial draft