Add dielectric material

2025-09-22 16:03:56 +01:00
parent 4a18ad238e
commit a71aa553db
7 changed files with 73 additions and 12 deletions
--- a/include/vec3.h
+++ b/include/vec3.h
@@ -11,6 +11,7 @@ vec3_t vec3_sub(vec3_t v, vec3_t u);
 double vec3_dot(vec3_t v, vec3_t u);
 vec3_t vec3_cross(vec3_t v, vec3_t u);
 vec3_t vec3_hadamard(vec3_t v, vec3_t u);
+double vec3_len_squared(vec3_t v);
 double vec3_len(vec3_t v);
 vec3_t vec3_unit(vec3_t v);