Dependencies
This extension is written against the SPIR-V Specification, Version 1.2 Revision 1.
This extension requires SPIR-V 1.0.
Overview
This extension provides a new built-in variable FullyCoveredEXT in SPIR-V.
The new functionality is enabled under the FragmentFullyCoveredEXT capability.
Extension Name
To use this extension within a SPIR-V module, the following OpExtension must be present in the module:
OpExtension "SPV_EXT_fragment_fully_covered"
Modifications to the SPIR-V Specification, Version 1.2
- (Modify Section 3.21, BuiltIn to include new builtins)
-
BuiltIn Required Capability 5264
FullyCoveredEXT
Rasterized fragment is fully covered by the generating primitive. Input to the Fragment Execution Model. See Vulkan EXT_conservative_rasterization extension for more detail.FragmentFullyCoveredEXT
- (Modify Section 3.31, Capability, adding a row to the Capability table)
-
Capability Implicitly Declares Enabled by Extension 5265
FragmentFullyCoveredEXT
Shader
SPV_EXT_fragment_fully_covered