Remove unneeded sign() and abs() calls for Luma

audaki · Oct 19, 2024 · 71e23c8 · 71e23c8
1 parent dbf089b
commit 71e23c8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/resource/shaders/HDR/basic_hdr_shader_ps.hlsl b/resource/shaders/HDR/basic_hdr_shader_ps.hlsl
@@ -462,7 +462,7 @@ main (PS_INPUT input) : SV_TARGET
     if (input.color.y != 1.0f)
     {
       float fLuma = Luminance(hdr_color.rgb);
-      float fLumaWithGamma = sign(fLuma) * pow(abs(fLuma), input.color.y);
+      float fLumaWithGamma = pow(fLuma, input.color.y);
       hdr_color.rgb = hdr_color.rgb * (fLumaWithGamma / fLuma);
     }
   }