Bug 77862

Summary:	[BDW]Piglit glean_pointAtten fails
Product:	Mesa	Reporter:	lu hua <huax.lu>
Component:	Drivers/DRI/i965	Assignee:	Intel 3D Bugs Mailing List <intel-3d-bugs>
Status:	RESOLVED WORKSFORME	QA Contact:	Intel 3D Bugs Mailing List <intel-3d-bugs>
Severity:	normal
Priority:	medium	CC:	christophe.prigent
Version:	unspecified
Hardware:	All
OS:	Linux (All)
Whiteboard:
i915 platform:		i915 features:

Description lu hua 2014-04-24 05:33:50 UTC

System Environment:
--------------------------
Platform: Broadwell
Libdrm:		(master)libdrm-2.4.53-6-gd4083dc762a2974c35ecd16be995272bbb6d57b4
Mesa:		(master)34a68345e228b7cbc1bc6909704a89c08bf5368e
Xserver:	(master)xorg-server-1.15.99.902-47-ge924034269532979f1e88947ee9c33d30461edae
Xf86_video_intel:(master)2.99.911-94-gbb5b21e34f6cbe44a249e566471754b45c500e60
Libva:		(staging)8577efbd3b1d4e8f113f78cf13d2182aa681b738
Libva_intel_driver:(staging)42258e128f19b93aa102672d5f61eb73d9f9808f
Kernel:	(drm-intel-nightly)1e771b84e47085ef9b6efea1321e7cb5a8b2c065

Bug detailed description:
-----------------------------
It fails on Broadwell with Mesa master branch, but works well on Haswell.
output:
libGL: screen 0 does not appear to be DRI3 capable
libGL: pci id for fd 4: 8086:1616, driver i965
libGL: OpenDriver: trying /opt/X11R7/lib/dri/i965_dri.so
----------------------------------------------------------------------
Test point size attenuation with the GL_ARB_point_parameters extension.

stride 1
Tested 1350
PASS: 17550 antialiased combinations tested.
stride 1
        FAILURE:
        Expected size: 9  Actual size: 0.572549
        Size: 9
        Min: 1  Max: 11
        Attenuation: 1 100 100
        Eye Z: 0
        Smooth/antialiased
stride 1
Tested 1350
PASS: 17550 antialiased combinations tested.
stride 1
        FAILURE:
        Expected size: 9  Actual size: 0.572549
        Size: 9
        Min: 1  Max: 11
        Attenuation: 1 100 100
        Eye Z: 0
        Smooth/antialiased
stride 1
Tested 1350
PASS: 17550 antialiased combinations tested.
stride 1
        FAILURE:
        Expected size: 9  Actual size: 0.572549
        Size: 9
        Min: 1  Max: 11
        Attenuation: 1 100 100
        Eye Z: 0
        Smooth/antialiased
stride 1
Tested 1350
PASS: 17550 antialiased combinations tested.
stride 1
        FAILURE:
        Expected size: 9  Actual size: 0.572549
        Size: 9
        Min: 1  Max: 11
        Attenuation: 1 100 100
        Eye Z: 0
        Smooth/antialiased
stride 1
Tested 1350
PASS: 17550 antialiased combinations tested.
stride 1
        FAILURE:
        Expected size: 9  Actual size: 0.572549
        Size: 9
        Min: 1  Max: 11
        Attenuation: 1 100 100
        Eye Z: 0
        Smooth/antialiased
stride 1
Tested 1350
PASS: 17550 antialiased combinations tested.
stride 1
        FAILURE:
        Expected size: 9  Actual size: 0.572549
        Size: 9
        Min: 1  Max: 11
        Attenuation: 1 100 100
        Eye Z: 0
        Smooth/antialiased
stride 1
Tested 1350
PASS: 17550 antialiased combinations tested.
stride 1
        FAILURE:
        Expected size: 9  Actual size: 0.572549
        Size: 9
        Min: 1  Max: 11
        Attenuation: 1 100 100
        Eye Z: 0
        Smooth/antialiased
stride 1
Tested 1350
PASS: 17550 antialiased combinations tested.
stride 1
        FAILURE:
        Expected size: 9  Actual size: 0.572549
        Size: 9
        Min: 1  Max: 11
        Attenuation: 1 100 100
        Eye Z: 0
        Smooth/antialiased
stride 1
Tested 1350
PASS: 17550 antialiased combinations tested.
stride 1
        FAILURE:
        Expected size: 9  Actual size: 0.572549
        Size: 9
        Min: 1  Max: 11
        Attenuation: 1 100 100
        Eye Z: 0
        Smooth/antialiased
stride 1
Tested 1350
PASS: 17550 antialiased combinations tested.
stride 1
        FAILURE:
        Expected size: 9  Actual size: 0.572549
        Size: 9
        Min: 1  Max: 11
        Attenuation: 1 100 100
        Eye Z: 0
        Smooth/antialiased
stride 1
Tested 1350
PASS: 17550 antialiased combinations tested.
stride 1
        FAILURE:
        Expected size: 9  Actual size: 0.572549
        Size: 9
        Min: 1  Max: 11
        Attenuation: 1 100 100
        Eye Z: 0
        Smooth/antialiased
stride 1
Tested 1350
PASS: 17550 antialiased combinations tested.
stride 1
        FAILURE:
        Expected size: 9  Actual size: 0.572549
        Size: 9
        Min: 1  Max: 11
        Attenuation: 1 100 100
        Eye Z: 0
        Smooth/antialiased

Reproduce steps:
----------------------------
1. xinit
2. ./bin/glean -o -v -v -v -t +pointAtten

Comment 1 Kenneth Graunke 2014-05-28 19:37:49 UTC

Disabling smooth/round points in SF state makes this test pass, for what it's worth.

Comment 2 Matt Turner 2017-03-22 04:43:33 UTC

This passes for me on SKL.

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