From 37fdcb8a0f435c42f737252450626f2bd38bbd0f Mon Sep 17 00:00:00 2001
From: ladevieq <ladevie.quentin@gmail.com>
Date: Tue, 5 May 2026 00:50:13 +0200
Subject: Clean up around included files

---
 src/vec3.cpp | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

(limited to 'src/vec3.cpp')

diff --git a/src/vec3.cpp b/src/vec3.cpp
index 3167bc2..414ee73 100644
--- a/src/vec3.cpp
+++ b/src/vec3.cpp
@@ -1,10 +1,8 @@
-#include <cmath>
-#include <cassert.>
-#include <smmintrin.h>
-
-#include "utils.hpp"
 #include "vec3.hpp"
 
+// #include <smmintrin.h>
+// #include <xmmintrin.h>
+
 vec3::vec3() : v(_mm_setzero_ps()) {}
 
 vec3::vec3(float x) : v(_mm_set1_ps(x)) {}
@@ -122,7 +120,16 @@ bool vec3::near_zero() const {
     float v0 = fabs(static_cast<float>(_mm_extract_ps(v, 0)));
     float v1 = fabs(static_cast<float>(_mm_extract_ps(v, 1)));
     float v2 = fabs(static_cast<float>(_mm_extract_ps(v, 2)));
-    return (v0 < EPSILON) && (v1 < EPSILON) && (v2 < EPSILON);
+    return (v0 < FLT_EPSILON) && (v1 < FLT_EPSILON) && (v2 < FLT_EPSILON);
+}
+
+bool vec3::is_zero() const {
+    // __m128 e = _mm_set1_ps(EPSILON);
+    // _mm_cmplt_ps(_mm_andnot_ps(_mm_set1_ps(-0.0f), v), e);
+    float v0 = fabs(static_cast<float>(_mm_extract_ps(v, 0)));
+    float v1 = fabs(static_cast<float>(_mm_extract_ps(v, 1)));
+    float v2 = fabs(static_cast<float>(_mm_extract_ps(v, 2)));
+    return (v0 == 0.f) && (v1 == 0.f) && (v2 == 0.f);
 }
 
 void vec3::print() const {
-- 
cgit v1.3