Adding code that prevents nans occuring due to precision issues

2021-06-16 20:15:08 -07:00
parent a505ed8a51
commit 709bca5849
1 changed files with 2 additions and 2 deletions
@@ -79,9 +79,9 @@ float4 Shadow::GetJitterUnitVectorDepthDiffBase(
        return float4(0., 0., 0., 0.);
    }
    const float3 v_M = v_M0 / v_M0_length;
-    const float cosTheta = dot(normalVector, v_M);
+    const float cosTheta = saturate(dot(normalVector, v_M));
    const float sinTheta = sqrt(1 - cosTheta * cosTheta);
-    if (sinTheta == 0.)
+    if (sinTheta < 0.001)
    {
        return float4(0., 0., 0., 0.);
    }