Port ssfd feature from 2ner

1 files changed, 6 insertions, 0 deletions

diff --git a/3ner.cginc b/3ner.cginc
index 5f7f46e..3a27153 100755
--- a/3ner.cginc
+++ b/3ner.cginc
@@ -21,6 +21,7 @@
 #include "vertex.cginc"
 #include "matcap.cginc"
 #include "letter_grid.cginc"
+#include "ssfd.cginc"
 
 v2f vert(appdata v) {
 #if defined(SHADOW_CASTER_PASS) && !defined(_SHADOW_CASTER)
@@ -312,6 +313,11 @@ float4 frag(v2f i, uint facing : SV_IsFrontFace
 
   Pbr pbr = getPbr(i);
 
+#if defined(_SSFD)
+  float ssfd_mask = ssfd(i.uv01.xy, _SSFD_Scale, _SSFD_Max_Fwidth, 0, _SSFD_Noise);
+  pbr.albedo *= (ssfd_mask > _SSFD_Threshold);
+#endif
+
 #if defined(_LETTER_GRID)
   LetterGridOutput letter_grid_output = LetterGrid(i);
   pbr.albedo.rgb = lerp(pbr.albedo.rgb, letter_grid_output.albedo, letter_grid_output.albedo.a);