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Fix T86660 EEVEE: Undefined behaviour in specular_occlusion

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Define visibility error to be 1 by default to avoid undefined behaviour.
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Clément Foucault
2021-03-20 21:58:04 +01:00
parent 057292e75a
commit 9ca67c47a1
1 changed files with 3 additions and 0 deletions
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source/blender/draw/engines/eevee/shaders/ambient_occlusion_lib.glsl
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@@ -198,6 +198,9 @@ void occlusion_eval(OcclusionData data,
out float visibility_error, out float visibility_error,
out vec3 bent_normal) out vec3 bent_normal)
{ {
/* No error by default. */
visibility_error = 1.0;
if ((int(aoSettings) & USE_AO) == 0) { if ((int(aoSettings) & USE_AO) == 0) {
visibility = data.custom_occlusion; visibility = data.custom_occlusion;
bent_normal = N; bent_normal = N;