add 2d voronoi noise

1 files changed, 9 insertions, 1 deletions

diff --git a/pbr.cginc b/pbr.cginc
index 91c22f4..facb8f5 100755
--- a/pbr.cginc
+++ b/pbr.cginc
@@ -162,7 +162,7 @@ void apply_kintsugi(float3 world_pos, inout float3 albedo, inout float smoothnes
   uvw += warp;
 #endif
 
-  float mask = voronoi_edge_distance(uvw) + 0.5f;
+  float mask = 1.0f - voronoi_d_3d(uvw);
   float width = max(fwidth(mask) * 0.5f, _Kintsugi_Width);
   float threshold = _Kintsugi_Threshold;
   mask = smoothstep(threshold - width, threshold + width, mask);
@@ -226,6 +226,13 @@ void apply_burley_tiling(inout Pbr pbr, inout float3 normal_tangent) {
 #endif  // _BURLEY_TILING
 }
 
+void apply_zebra(float2 uv, inout float3 albedo) {
+#if defined(_ZEBRA)
+  float mask = 2.0f * voronoi_d_2d(uv * _Zebra_Scale);
+  albedo = lerp(albedo, 0, mask);
+#endif
+}
+
 Pbr getPbr(v2f i) {
   Pbr pbr = (Pbr) 0;
 
@@ -288,6 +295,7 @@ Pbr getPbr(v2f i) {
   apply_triplanar_layers(i.worldPos, i.normal, pbr, normal_tangent);
   apply_custom31_world(i, pbr, normal_tangent);
   apply_aperiodic_tiling(i.uv01.xy, pbr.albedo.xyz, pbr.smoothness, normal_tangent);
+  apply_zebra(i.uv01.xy, pbr.albedo.xyz);
 
   applyDecals(i, pbr, normal_tangent);