Fix fatal error on Hair material

mmp / pbrt-v4

Source code to pbrt, the ray tracer described in the forthcoming 4th edition of the "Physically Based Rendering: From Theory to Implementation" book.

https://pbrt.org

Apache License 2.0

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Fix fatal error on Hair material #350

Closed pbrt4bounty closed 1 year ago

pbrt4bounty commented 1 year ago

This change fix a error on Hair material when the upper value for 'beta_m' or 'beta_n' is greatest than 1.0. More details in this bug report: https://github.com/mmp/pbrt-v4/issues/338

mmp commented 1 year ago

Thank you!