[Merged by Bors] - fix spot dir nan bug #6167
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# Objective fix error with pbr shader's spotlight direction calculation when direction.y ~= 0 ## Solution in pbr_lighting.wgsl, clamp `1-x^2-z^2` to `>= 0` so that we can safely `sqrt` it
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# Objective fix error with pbr shader's spotlight direction calculation when direction.y ~= 0 ## Solution in pbr_lighting.wgsl, clamp `1-x^2-z^2` to `>= 0` so that we can safely `sqrt` it
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Oct 19, 2022
# Objective fix error with pbr shader's spotlight direction calculation when direction.y ~= 0 ## Solution in pbr_lighting.wgsl, clamp `1-x^2-z^2` to `>= 0` so that we can safely `sqrt` it
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Oct 28, 2022
# Objective fix error with pbr shader's spotlight direction calculation when direction.y ~= 0 ## Solution in pbr_lighting.wgsl, clamp `1-x^2-z^2` to `>= 0` so that we can safely `sqrt` it
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Jan 22, 2023
# Objective fix error with shadow shader's spotlight direction calculation when direction.y ~= 0 fixes bevyengine#7152 ## Solution same as bevyengine#6167: in shadows.wgsl, clamp 1-x^2-z^2 to >= 0 so that we can safely sqrt it
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Feb 1, 2023
# Objective fix error with pbr shader's spotlight direction calculation when direction.y ~= 0 ## Solution in pbr_lighting.wgsl, clamp `1-x^2-z^2` to `>= 0` so that we can safely `sqrt` it
ItsDoot
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Feb 1, 2023
# Objective fix error with shadow shader's spotlight direction calculation when direction.y ~= 0 fixes bevyengine#7152 ## Solution same as bevyengine#6167: in shadows.wgsl, clamp 1-x^2-z^2 to >= 0 so that we can safely sqrt it
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Objective
fix error with pbr shader's spotlight direction calculation when direction.y ~= 0
Solution
in pbr_lighting.wgsl, clamp
1-x^2-z^2to>= 0so that we can safelysqrtit