Cycles: Make requested features struct aware of subsurface BSDF

This way we'll be able to disable SSS for the scene-adaptive kernel.

1 files changed, 9 insertions, 1 deletions

diff --git a/intern/cycles/device/device.h b/intern/cycles/device/device.h
index 769fb3ccf9d..b956090a199 100644
--- a/intern/cycles/device/device.h
+++ b/intern/cycles/device/device.h
@@ -100,6 +100,9 @@ public:
 	/* Denotes whether baking functionality is needed. */
 	bool use_baking;
 
+	/* Use subsurface scattering materials. */
+	bool use_subsurface;
+
 	DeviceRequestedFeatures()
 	{
 		/* TODO(sergey): Find more meaningful defaults. */
@@ -111,6 +114,7 @@ public:
 		use_object_motion = false;
 		use_camera_motion = false;
 		use_baking = false;
+		use_subsurface = false;
 	}
 
 	bool modified(const DeviceRequestedFeatures& requested_features)
@@ -122,7 +126,8 @@ public:
 		         use_hair == requested_features.use_hair &&
 		         use_object_motion == requested_features.use_object_motion &&
 		         use_camera_motion == requested_features.use_camera_motion &&
-		         use_baking == requested_features.use_baking);
+		         use_baking == requested_features.use_baking &&
+		         use_subsurface == requested_features.use_subsurface);
 	}
 
 	/* Convert the requested features structure to a build options,
@@ -151,6 +156,9 @@ public:
 		if(!use_baking) {
 			build_options += " -D__NO_BAKING__";
 		}
+		if(!use_subsurface) {
+			build_options += " -D__NO_SUBSURFACE__";
+		}
 		return build_options;
 	}
 };