From 6a88f83d679f281d7adb3798ab4770069a63c2da Mon Sep 17 00:00:00 2001
From: Jeroen Bakker <jbakker>
Date: Fri, 24 Sep 2021 07:42:36 +0200
Subject: Hair Info Length Attribute

Goal is to add the length attribute to the Hair Info node, for better control over color gradients or similar along the hair.

Reviewed By: #eevee_viewport, brecht

Differential Revision: https://developer.blender.org/D10481
---
 intern/cycles/kernel/shaders/node_hair_info.osl | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'intern/cycles/kernel/shaders')

diff --git a/intern/cycles/kernel/shaders/node_hair_info.osl b/intern/cycles/kernel/shaders/node_hair_info.osl
index ee08ea57e68..ddc2e28b83a 100644
--- a/intern/cycles/kernel/shaders/node_hair_info.osl
+++ b/intern/cycles/kernel/shaders/node_hair_info.osl
@@ -18,12 +18,14 @@
 
 shader node_hair_info(output float IsStrand = 0.0,
                       output float Intercept = 0.0,
+                      output float Length = 0.0,
                       output float Thickness = 0.0,
                       output normal TangentNormal = N,
                       output float Random = 0)
 {
   getattribute("geom:is_curve", IsStrand);
   getattribute("geom:curve_intercept", Intercept);
+  getattribute("geom:curve_length", Length);
   getattribute("geom:curve_thickness", Thickness);
   getattribute("geom:curve_tangent_normal", TangentNormal);
   getattribute("geom:curve_random", Random);
-- 
cgit v1.2.3