diff options
Diffstat (limited to 'intern/cycles/kernel/shaders/node_geometry.osl')
| -rw-r--r-- | intern/cycles/kernel/shaders/node_geometry.osl | 88 |
1 files changed, 43 insertions, 45 deletions
diff --git a/intern/cycles/kernel/shaders/node_geometry.osl b/intern/cycles/kernel/shaders/node_geometry.osl index b0bd7692489..b5c1c6611c1 100644 --- a/intern/cycles/kernel/shaders/node_geometry.osl +++ b/intern/cycles/kernel/shaders/node_geometry.osl @@ -16,55 +16,53 @@ #include "stdosl.h" -shader node_geometry( - normal NormalIn = N, - string bump_offset = "center", +shader node_geometry(normal NormalIn = N, + string bump_offset = "center", - output point Position = point(0.0, 0.0, 0.0), - output normal Normal = normal(0.0, 0.0, 0.0), - output normal Tangent = normal(0.0, 0.0, 0.0), - output normal TrueNormal = normal(0.0, 0.0, 0.0), - output vector Incoming = vector(0.0, 0.0, 0.0), - output point Parametric = point(0.0, 0.0, 0.0), - output float Backfacing = 0.0, - output float Pointiness = 0.0) + output point Position = point(0.0, 0.0, 0.0), + output normal Normal = normal(0.0, 0.0, 0.0), + output normal Tangent = normal(0.0, 0.0, 0.0), + output normal TrueNormal = normal(0.0, 0.0, 0.0), + output vector Incoming = vector(0.0, 0.0, 0.0), + output point Parametric = point(0.0, 0.0, 0.0), + output float Backfacing = 0.0, + output float Pointiness = 0.0) { - Position = P; - Normal = NormalIn; - TrueNormal = Ng; - Incoming = I; - Parametric = point(u, v, 0.0); - Backfacing = backfacing(); + Position = P; + Normal = NormalIn; + TrueNormal = Ng; + Incoming = I; + Parametric = point(u, v, 0.0); + Backfacing = backfacing(); - if (bump_offset == "dx") { - Position += Dx(Position); - Parametric += Dx(Parametric); - } - else if (bump_offset == "dy") { - Position += Dy(Position); - Parametric += Dy(Parametric); - } + if (bump_offset == "dx") { + Position += Dx(Position); + Parametric += Dx(Parametric); + } + else if (bump_offset == "dy") { + Position += Dy(Position); + Parametric += Dy(Parametric); + } - /* first try to get tangent attribute */ - point generated; + /* first try to get tangent attribute */ + point generated; - /* try to create spherical tangent from generated coordinates */ - if (getattribute("geom:generated", generated)) { - normal data = normal(-(generated[1] - 0.5), (generated[0] - 0.5), 0.0); - vector T = transform("object", "world", data); - Tangent = cross(Normal, normalize(cross(T, Normal))); - } - else { - /* otherwise use surface derivatives */ - Tangent = normalize(dPdu); - } + /* try to create spherical tangent from generated coordinates */ + if (getattribute("geom:generated", generated)) { + normal data = normal(-(generated[1] - 0.5), (generated[0] - 0.5), 0.0); + vector T = transform("object", "world", data); + Tangent = cross(Normal, normalize(cross(T, Normal))); + } + else { + /* otherwise use surface derivatives */ + Tangent = normalize(dPdu); + } - getattribute("geom:pointiness", Pointiness); - if (bump_offset == "dx") { - Pointiness += Dx(Pointiness); - } - else if (bump_offset == "dy") { - Pointiness += Dy(Pointiness); - } + getattribute("geom:pointiness", Pointiness); + if (bump_offset == "dx") { + Pointiness += Dx(Pointiness); + } + else if (bump_offset == "dy") { + Pointiness += Dy(Pointiness); + } } - |