Align smoothstep edge cases with OSL (#1985)

Following a conversation on ASWF slack this PR was posted to OSL refining the edge cases for `smoothstep()`. AcademySoftwareFoundation/OpenShadingLanguage#1851 This PR aligns the GLSL/MSL code with this change.
AcademySoftwareFoundation · Sep 5, 2024 · 81e3e24 · 81e3e24
1 parent 29dc40a
commit 81e3e24
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/libraries/stdlib/genglsl/mx_smoothstep_float.glsl b/libraries/stdlib/genglsl/mx_smoothstep_float.glsl
@@ -1,9 +1,9 @@
 void mx_smoothstep_float(float val, float low, float high, out float result)
 {
-    if (val <= low)
-        result = 0.0;
-    else if (val >= high)
+    if (val >= high)
         result = 1.0;
+    else if (val <= low)
+        result = 0.0;
     else
         result = smoothstep(low, high, val);
 }