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Prevent potential divide by zero in vec3_unit()

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Camden Dixie O'Brien
2025-09-21 13:46:31 +01:00
parent 77cb219749
commit 2037b5681f
1 changed files with 2 additions and 1 deletions
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src/vec3.c
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@@ -47,5 +47,6 @@ double vec3_len(vec3_t v)
vec3_t vec3_unit(vec3_t v) vec3_t vec3_unit(vec3_t v)
{ {
return vec3_scale(v, 1.0 / vec3_len(v)); const double l = vec3_len(v);
return l == 0 ? v : vec3_scale(v, 1.0 / l);
} }