Double unigram letter grid blocks again

Also:

- move fudge factor into shader. More reliable for tokens close to 255.
- optimize how we mark the cbuffer params dirty by using fused mul-add
  instructions

1 files changed, 1 insertions, 2 deletions

diff --git a/2ner.cginc b/2ner.cginc
index 7d0916f..d4ea269 100644
--- a/2ner.cginc
+++ b/2ner.cginc
@@ -175,7 +175,6 @@ float4 frag(v2f i, uint facing : SV_IsFrontFace
   i.normal = normalize(i.normal);

 

   i.normal *= facing ? 1 : -1;

-

   i.normal = UnityObjectToWorldNormal(i.normal);

   i.tangent = UnityObjectToWorldNormal(i.tangent);

   i.binormal = UnityObjectToWorldNormal(i.binormal);

@@ -249,7 +248,7 @@ float4 frag(v2f i, uint facing : SV_IsFrontFace
 #endif

 

 #if defined(_UNIGRAM_LETTER_GRID)

-  UnigramLetterGridOutput unigram_letter_grid_output = UnigramLetterGrid(i);

+  UnigramLetterGridOutput unigram_letter_grid_output = UnigramLetterGrid(i, facing);

   pbr.albedo.rgb = lerp(pbr.albedo.rgb, unigram_letter_grid_output.albedo,

       unigram_letter_grid_output.albedo.a);

   pbr.metallic = lerp(pbr.metallic, unigram_letter_grid_output.metallic,