[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [45035] trunk/blender/intern/cycles/kernel /kernel_camera.h: Fix #30603: cycles incorrect ray differentials when rendering with panorama

[Brecht Van Lommel]

Revision: 45035
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=45035
Author:   blendix
Date:     2012-03-20 19:32:12 +0000 (Tue, 20 Mar 2012)
Log Message:
-----------
Fix #30603: cycles incorrect ray differentials when rendering with panorama
camera, causing bump map issues.

Modified Paths:
--------------
    trunk/blender/intern/cycles/kernel/kernel_camera.h

Modified: trunk/blender/intern/cycles/kernel/kernel_camera.h
===================================================================
--- trunk/blender/intern/cycles/kernel/kernel_camera.h	2012-03-20 17:56:12 UTC (rev 45034)
+++ trunk/blender/intern/cycles/kernel/kernel_camera.h	2012-03-20 19:32:12 UTC (rev 45035)
@@ -146,10 +146,10 @@
 	ray->dP.dy = make_float3(0.0f, 0.0f, 0.0f);
 
 	Pcamera = transform(&rastertocamera, make_float3(raster_x + 1.0f, raster_y, 0.0f));
-	ray->dD.dx = equirectangular_to_direction(Pcamera.x, Pcamera.y) - ray->D;
+	ray->dD.dx = normalize(transform_direction(&cameratoworld, equirectangular_to_direction(Pcamera.x, Pcamera.y))) - ray->D;
 
 	Pcamera = transform(&rastertocamera, make_float3(raster_x, raster_y + 1.0f, 0.0f));
-	ray->dD.dy = equirectangular_to_direction(Pcamera.x, Pcamera.y) - ray->D;
+	ray->dD.dy = normalize(transform_direction(&cameratoworld, equirectangular_to_direction(Pcamera.x, Pcamera.y))) - ray->D;
 #endif
 
 #ifdef __CAMERA_CLIPPING__