buncha shit

- overhaul gradient normals to take a (dFy/dx, dFy/dz) input, and
  optionally two more: (dFx/dx, dFx/dz) and (dFz/dx, dFz/z)
  - this is what fft water needs
- put YumPbr into data.cginc
- fix tessellation compiler errors
- remove tessellation frustum culling, seems to have been buggy
- remove not impactful brdf code

1 files changed, 12 insertions, 0 deletions

diff --git a/2ner.cginc b/2ner.cginc
index 10dde42..861cd16 100644
--- a/2ner.cginc
+++ b/2ner.cginc
@@ -306,6 +306,18 @@ float4 frag(v2f i, uint facing : SV_IsFrontFace
 #if defined(_TESSELLATION_HEIGHTMAP_3)

         || _Tessellation_Heightmap_3_Scale > 1E-4

 #endif

+#if defined(_TESSELLATION_HEIGHTMAP_4)

+        || _Tessellation_Heightmap_4_Scale > 1E-4

+#endif

+#if defined(_TESSELLATION_HEIGHTMAP_5)

+        || _Tessellation_Heightmap_5_Scale > 1E-4

+#endif

+#if defined(_TESSELLATION_HEIGHTMAP_6)

+        || _Tessellation_Heightmap_6_Scale > 1E-4

+#endif

+#if defined(_TESSELLATION_HEIGHTMAP_7)

+        || _Tessellation_Heightmap_7_Scale > 1E-4

+#endif

     ) {

       float4 clip_pos = UnityObjectToClipPos(i.objPos);

       depth = clip_pos.z / clip_pos.w;