Bug 12020

Summary:	depth texture implement incorrect if DEPTH_TEXTURE_MODE is ALPHA
Product:	Mesa	Reporter:	WuNian <nian.wu>
Component:	Drivers/DRI/i915	Assignee:	haihao <haihao.xiang>
Status:	VERIFIED FIXED	QA Contact:
Severity:	normal
Priority:	medium	CC:	dri-devel
Version:	git
Hardware:	x86 (IA32)
OS:	Linux (All)
Whiteboard:
i915 platform:		i915 features:
Bug Depends on:
Bug Blocks:	16029
Attachments:	test case

Description WuNian 2007-08-15 18:40:45 UTC

If specify GL_DEPTH_TEXTURE_MODE as GL_ALPHA, the depth component value does not apply to pixels' alpha component.

If change the GL_DEPTH_TEXTURE_MODE to GL_LUMINANCE, the depth texture value will apply to pixels' RGB component.

Comment 1 WuNian 2007-08-15 18:41:05 UTC

Created attachment 11147 [details]
test case

Comment 2 Zou Nan hai 2008-03-20 02:11:45 UTC

fixed in mesa

Comment 3 WuNian 2008-06-02 23:58:04 UTC

Naihai, the fix has not been cherry-picked into mesa_7_0_branch, so the bug still exists on mesa_7_0_branch, please also commit to mesa_7_0_branch.

commit 7233eabaf0072b7c50e4f26ec33738b5b89aad20
Author: Zou Nan hai <nanhai.zou@intel.com>
Date:   Thu Mar 20 17:47:02 2008 +0800

    [i915] GL_DEPTH_TEXTURE_MODE fix

Comment 4 Michael Fu 2008-07-03 20:01:28 UTC

haihao, please cherry-pick the patch into 7_0 branch. thanks.

Comment 5 haihao 2008-07-03 20:51:29 UTC

It has been done

Comment 6 Adam Jackson 2009-08-24 12:27:45 UTC

Mass version move, cvs -> git

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