fornite update

1 files changed, 5 insertions, 5 deletions

diff --git a/brdf.cginc b/brdf.cginc
index d89558c..8352c08 100644
--- a/brdf.cginc
+++ b/brdf.cginc
@@ -138,7 +138,7 @@ float4 brdf(Pbr pbr, LightData data) {
 
   // Direct
   {
-    float remainder = 1.0f;
+    float3 remainder = 1.0f;
 
 #if defined(_CLEARCOAT)
     float cc_f0 = 0.04f;
@@ -149,7 +149,7 @@ float4 brdf(Pbr pbr, LightData data) {
     float3 direct_specular_cc = DFGcc * data.direct.color * data.direct.NoL_cc * pbr.cc_strength;
     direct_specular_cc = max(0, direct_specular_cc);
     specular += direct_specular_cc;
-    remainder -= Fcc * pbr.cc_strength;
+    remainder = saturate(remainder - direct_specular_cc);
 #endif
 
 #if defined(_CLOTH_SHEEN)
@@ -173,7 +173,7 @@ float4 brdf(Pbr pbr, LightData data) {
     float3 direct_specular = FDG * remainder * data.direct.color * data.direct.NoL * lerp(1.0f, pbr.albedo.xyz, pbr.metallic);
     direct_specular = max(0, direct_specular);
     specular += direct_specular;
-    remainder -= F;
+    remainder = saturate(remainder - direct_specular);
 
     float Fd = Fd_OrenNayar(pbr.roughness, data.common.NoV, data.direct.NoL, data.direct.LoV) / PI;
     float3 direct_diffuse = Fd * remainder * (1.0f - pbr.metallic) * pbr.albedo.xyz * data.direct.color;
@@ -184,7 +184,7 @@ float4 brdf(Pbr pbr, LightData data) {
   // Indirect
 #if defined(FORWARD_BASE_PASS)
   {
-    float remainder = 1.0f;
+    float3 remainder = 1.0f;
     float2 dfg_uv = float2(pbr.roughness, data.common.NoV);
 
 #if defined(_CLEARCOAT)
@@ -192,7 +192,7 @@ float4 brdf(Pbr pbr, LightData data) {
     float Fcc = F_Schlick(data.common.NoV, cc_f0, 1.0f);
     float3 indirect_specular_cc = Fcc * data.indirect.specular_cc * pbr.cc_strength;
     specular += indirect_specular_cc;
-    remainder -= Fcc * pbr.cc_strength;
+    remainder = saturate(remainder - indirect_specular_cc);
 #endif
 
 #if defined(_CLOTH_SHEEN)