diff options
Diffstat (limited to 'intern/cycles/kernel/kernel_camera.h')
| -rw-r--r-- | intern/cycles/kernel/kernel_camera.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/intern/cycles/kernel/kernel_camera.h b/intern/cycles/kernel/kernel_camera.h index e116ec394ac..b61ca1df51f 100644 --- a/intern/cycles/kernel/kernel_camera.h +++ b/intern/cycles/kernel/kernel_camera.h @@ -115,11 +115,13 @@ ccl_device void camera_sample_perspective(KernelGlobals *kg, float raster_x, flo /* ray differential */ ray->dP = differential3_zero(); + float3 Pdiff = spherical_stereo_position(kg, tD, Pcamera); + tP = transform_perspective(&rastertocamera, make_float3(raster_x + 1.0f, raster_y, 0.0f)); tD = transform_direction(&cameratoworld, tP); Pcamera = spherical_stereo_position(kg, tD, tP); ray->dD.dx = normalize(spherical_stereo_direction(kg, tD, tP, Pcamera)) - ray->D; - ray->dP.dx = Pcamera - ray->P; + ray->dP.dx = Pcamera - Pdiff; tP = transform_perspective(&rastertocamera, make_float3(raster_x, raster_y + 1.0f, 0.0f)); tD = transform_direction(&cameratoworld, tP); |