Move `is_zero` and `is_any_zero` to `blender::math` namespace.

4 files changed, 27 insertions, 27 deletions

diff --git a/source/blender/blenkernel/intern/spline_base.cc b/source/blender/blenkernel/intern/spline_base.cc
index 6cca88becda..f8563d34b01 100644
--- a/source/blender/blenkernel/intern/spline_base.cc
+++ b/source/blender/blenkernel/intern/spline_base.cc
@@ -209,7 +209,7 @@ static float3 direction_bisect(const float3 &prev, const float3 &middle, const f
   const float3 dir_next = normalize(next - middle);
 
   const float3 result = normalize(dir_prev + dir_next);
-  if (UNLIKELY(result.is_zero())) {
+  if (UNLIKELY(is_zero(result))) {
     return float3(0.0f, 0.0f, 1.0f);
   }
   return result;
@@ -311,7 +311,7 @@ static float3 calculate_next_normal(const float3 &last_normal,
 {
   using namespace blender::math;
 
-  if (last_tangent.is_zero() || current_tangent.is_zero()) {
+  if (is_zero(last_tangent) || is_zero(current_tangent)) {
     return last_normal;
   }
   const float angle = angle_normalized_v3v3(last_tangent, current_tangent);
diff --git a/source/blender/blenlib/BLI_math_vec_types.hh b/source/blender/blenlib/BLI_math_vec_types.hh
index 48d6df314e9..8da7ce28830 100644
--- a/source/blender/blenlib/BLI_math_vec_types.hh
+++ b/source/blender/blenlib/BLI_math_vec_types.hh
@@ -335,7 +335,7 @@ template<typename T, int Size> struct vec_base : public vec_struct_base<T, Size>
 
   friend vec_base operator/(const vec_base &a, const vec_base &b)
   {
-    BLI_assert(!b.is_any_zero());
+    BLI_assert(!math::is_any_zero(b));
     BLI_VEC_OP_IMPL(ret, i, ret[i] = a[i] / b[i]);
   }
 
@@ -347,7 +347,7 @@ template<typename T, int Size> struct vec_base : public vec_struct_base<T, Size>
 
   friend vec_base operator/(T a, const vec_base &b)
   {
-    BLI_assert(!b.is_any_zero());
+    BLI_assert(!math::is_any_zero(b));
     BLI_VEC_OP_IMPL(ret, i, ret[i] = a / b[i]);
   }
 
@@ -359,7 +359,7 @@ template<typename T, int Size> struct vec_base : public vec_struct_base<T, Size>
 
   vec_base &operator/=(const vec_base &b)
   {
-    BLI_assert(!b.is_any_zero());
+    BLI_assert(!math::is_any_zero(b));
     BLI_VEC_OP_IMPL_SELF(i, (*this)[i] /= b[i]);
   }
 
@@ -525,26 +525,6 @@ template<typename T, int Size> struct vec_base : public vec_struct_base<T, Size>
     return !(a == b);
   }
 
-  bool is_zero() const
-  {
-    for (int i = 0; i < Size; i++) {
-      if ((*this)[i] != T(0)) {
-        return false;
-      }
-    }
-    return true;
-  }
-
-  bool is_any_zero() const
-  {
-    for (int i = 0; i < Size; i++) {
-      if ((*this)[i] == T(0)) {
-        return true;
-      }
-    }
-    return false;
-  }
-
   /** Misc. */
 
   uint64_t hash() const
diff --git a/source/blender/blenlib/BLI_math_vector.hh b/source/blender/blenlib/BLI_math_vector.hh
index 3da70dfdf27..049027bf94c 100644
--- a/source/blender/blenlib/BLI_math_vector.hh
+++ b/source/blender/blenlib/BLI_math_vector.hh
@@ -60,6 +60,26 @@ namespace blender::math {
 
 #define BLI_ENABLE_IF_INT_VEC(T) BLI_ENABLE_IF((std::is_integral<typename T::base_type>::value))
 
+template<typename T> inline bool is_zero(const T &a)
+{
+  for (int i = 0; i < T::type_length; i++) {
+    if (a[i] != bT(0)) {
+      return false;
+    }
+  }
+  return true;
+}
+
+template<typename T> inline bool is_any_zero(const T &a)
+{
+  for (int i = 0; i < T::type_length; i++) {
+    if (a[i] == bT(0)) {
+      return true;
+    }
+  }
+  return false;
+}
+
 template<typename T> inline T abs(const T &a)
 {
   T result;
@@ -255,7 +275,7 @@ inline T refract(const T &incident, const T &normal, const bT eta)
 
 template<typename T, BLI_ENABLE_IF_FLT_VEC(T)> inline T project(const T &p, const T &v_proj)
 {
-  if (UNLIKELY(v_proj.is_zero())) {
+  if (UNLIKELY(is_zero(v_proj))) {
     return T(0.0f);
   }
   return v_proj * (dot(p, v_proj) / dot(v_proj, v_proj));
diff --git a/source/blender/nodes/geometry/nodes/node_geo_transform.cc b/source/blender/nodes/geometry/nodes/node_geo_transform.cc
index a56fddb54a2..6187a2eacf9 100644
--- a/source/blender/nodes/geometry/nodes/node_geo_transform.cc
+++ b/source/blender/nodes/geometry/nodes/node_geo_transform.cc
@@ -49,7 +49,7 @@ static bool use_translate(const float3 rotation, const float3 scale)
 
 static void translate_mesh(Mesh &mesh, const float3 translation)
 {
-  if (!translation.is_zero()) {
+  if (!math::is_zero(translation)) {
     BKE_mesh_translate(&mesh, translation, false);
   }
 }