diff options
Diffstat (limited to 'intern/cycles/kernel/osl/shaders/node_rgb_curves.osl')
| -rw-r--r-- | intern/cycles/kernel/osl/shaders/node_rgb_curves.osl | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/intern/cycles/kernel/osl/shaders/node_rgb_curves.osl b/intern/cycles/kernel/osl/shaders/node_rgb_curves.osl index b73c74801ee..388fdd05b70 100644 --- a/intern/cycles/kernel/osl/shaders/node_rgb_curves.osl +++ b/intern/cycles/kernel/osl/shaders/node_rgb_curves.osl @@ -7,6 +7,7 @@ shader node_rgb_curves(color ramp[] = {0.0}, float min_x = 0.0, float max_x = 1.0, + int extrapolate = 1, color ColorIn = 0.0, float Fac = 0.0, @@ -14,9 +15,9 @@ shader node_rgb_curves(color ramp[] = {0.0}, { color c = (ColorIn - color(min_x, min_x, min_x)) / (max_x - min_x); - color r = rgb_ramp_lookup(ramp, c[0], 1, 1); - color g = rgb_ramp_lookup(ramp, c[1], 1, 1); - color b = rgb_ramp_lookup(ramp, c[2], 1, 1); + color r = rgb_ramp_lookup(ramp, c[0], 1, extrapolate); + color g = rgb_ramp_lookup(ramp, c[1], 1, extrapolate); + color b = rgb_ramp_lookup(ramp, c[2], 1, extrapolate); ColorOut[0] = r[0]; ColorOut[1] = g[1]; |