From d071fc5c947689eca7726803a420013c519acdd9 Mon Sep 17 00:00:00 2001 From: ladevieq Date: Sun, 22 Aug 2021 22:58:03 +0200 Subject: Refactored diffuse brdf & brdf computation done in tangent --- src/vec3.cpp | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'src/vec3.cpp') diff --git a/src/vec3.cpp b/src/vec3.cpp index d075473..1e4a183 100644 --- a/src/vec3.cpp +++ b/src/vec3.cpp @@ -54,15 +54,16 @@ float vec3::operator[](int axis) { } float vec3::length() const { - return std::sqrt((_mm_dp_ps(v, v, 0b10001111))[0]); + __m128 t = _mm_dp_ps(v, v, 0b11110001); + return std::sqrt(t[0]); } float vec3::length_sq() const { - return (_mm_dp_ps(v, v, 0b10001111))[0]; + return (_mm_dp_ps(v, v, 0b11110001))[0]; } float vec3::dot(const vec3& vec) const { - return (_mm_dp_ps(v, vec.v, 0b10001111))[0]; + return (_mm_dp_ps(v, vec.v, 0b11110001))[0]; } vec3 vec3::cross(const vec3& vec) const { -- cgit v1.3