diff options
Diffstat (limited to 'intern/cycles/kernel/osl/services.cpp')
| -rw-r--r-- | intern/cycles/kernel/osl/services.cpp | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/intern/cycles/kernel/osl/services.cpp b/intern/cycles/kernel/osl/services.cpp index 6b7981b7f3a..6766fe2ce89 100644 --- a/intern/cycles/kernel/osl/services.cpp +++ b/intern/cycles/kernel/osl/services.cpp @@ -1102,8 +1102,9 @@ bool OSLRenderServices::get_background_attribute(const KernelGlobalsCPU *kg, ndc[0] = camera_world_to_ndc(kg, sd, sd->P); if (derivatives) { - ndc[1] = camera_world_to_ndc(kg, sd, sd->P + sd->dP.dx) - ndc[0]; - ndc[2] = camera_world_to_ndc(kg, sd, sd->P + sd->dP.dy) - ndc[0]; + const differential3 dP = differential_from_compact(sd->Ng, sd->dP); + ndc[1] = camera_world_to_ndc(kg, sd, sd->P + dP.dx) - ndc[0]; + ndc[2] = camera_world_to_ndc(kg, sd, sd->P + dP.dy) - ndc[0]; } } @@ -1755,11 +1756,13 @@ bool OSLRenderServices::getmessage(OSL::ShaderGlobals *sg, return set_attribute_float3(sd->Ng, type, derivatives, val); } else if (name == u_P) { - float3 f[3] = {sd->P, sd->dP.dx, sd->dP.dy}; + const differential3 dP = differential_from_compact(sd->Ng, sd->dP); + float3 f[3] = {sd->P, dP.dx, dP.dy}; return set_attribute_float3(f, type, derivatives, val); } else if (name == u_I) { - float3 f[3] = {sd->I, sd->dI.dx, sd->dI.dy}; + const differential3 dI = differential_from_compact(sd->I, sd->dI); + float3 f[3] = {sd->I, dI.dx, dI.dy}; return set_attribute_float3(f, type, derivatives, val); } else if (name == u_u) { |