Bug 252729

Summary:	[WebGPU][WGSL] @builtin(frag_depth) should be clamped to viewport z-bounds
Product:	WebKit	Reporter:	Mike Wyrzykowski <mwyrzykowski>
Component:	WebGPU	Assignee:	Nobody <webkit-unassigned>
Status:	NEW ---
Severity:	Normal	CC:	webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	WebKit Nightly Build
Hardware:	Unspecified
OS:	Unspecified

Description Mike Wyrzykowski 2023-02-21 23:36:16 PST

If the shader writes to @builtin(frag_depth) then the generated metal source should clamp the write to the z-bounds of the viewport if the depth clip mode is MTLDepthClipModeClamp

Comment 1 Radar WebKit Bug Importer 2023-02-21 23:36:36 PST

<rdar://problem/105765900>