https://bugs.freedesktop.org/show_bug.cgi?id=37261
Summary: Norsetto shadow mapping doesn't render correctly
Product: Mesa
Version: git
Platform: Other
URL: http://norsetto.site11.com/?db_select=shadow&page_id=9
7
OS/Version: All
Status: NEW
Severity: normal
Priority: medium
Component: Drivers/Gallium/r600
AssignedTo: dri-devel@lists.freedesktop.org
ReportedBy: s...@whiz.se
Created an attachment (id=46775)
--> (https://bugs.freedesktop.org/attachment.cgi?id=46775)
Screenshot of bug
The shadow mapping demo from norsetto doesn't render correctly with r600g, none
of the objects are textured and the shadows are missing. Rendering on llvmpipe
seems to be correct.
The demo requires a simple change for the shaders to compile:
--- data/shaders/bumpTBN_SH_FP.glsl.orig 2011-05-16 17:41:49.098224141 +0200
+++ data/shaders/bumpTBN_SH_FP.glsl 2011-05-16 17:41:57.978477020 +0200
@@ -46,7 +46,7 @@ void main()
offset.y += offset.x;
if ( offset.y > 1.1)
- offset.y = 0;
+ offset.y = 0.0;
vec4 shadow = ( offset_lookup( shadowMap, gl_TexCoord[1],
offset+vec2(-1.5, 0.5) ) +
offset_lookup( shadowMap, gl_TexCoord[1], offset+vec2( 0.5, 0.5)
) +
System environment:
-- system architecture: 32-bit
-- Linux distribution: Debian unstable
-- GPU: REDWOOD
-- Model: XFX Radeon HD 5670 1GB
-- Display connector: DVI
-- xf86-video-ati: 6.14.1
-- xserver: 1.10.1
-- mesa: git-c9aa3bb
-- drm: 2.4.25
-- kernel: 2.6.39-rc7
--
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