http://bugs.freedesktop.org/show_bug.cgi?id=15194
Summary: glPolygonOffset not change pixel's depth component value
Product: Mesa
Version: CVS
Platform: x86 (IA32)
OS/Version: Linux (All)
Status: NEW
Severity: normal
Priority: medium
Component: Drivers/DRI/i915
AssignedTo: [EMAIL PROTECTED]
ReportedBy: [EMAIL PROTECTED]
CC: [email protected]
Created an attachment (id=15441)
--> (http://bugs.freedesktop.org/attachment.cgi?id=15441)
test case
The attached test case enables POLYGON_OFFSET_LINE, and calls
glPolygonOffset(0.0, 3000.0);
When run with i915 and i965 driver, all of the edge pixels' depth value is 0.
If run with soft rendering, the edge pixels' depth value is 0.045777.
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