Global shz_mat4x4_init_identity_safe (shz_mat4x4_t *mat) noexcept: shz_mat4x4_init_identity() is already safe now by default. This routine simply calls directly into it and should not be used.
Global shz_xmtrx_init_identity_safe (void) noexcept: shz_xmtrx_init_identity() is already safe now by default. This routine simply calls directly into it and should not be used.