diff options
Diffstat (limited to 'source/blender/blenlib/BLI_vector.hh')
| -rw-r--r-- | source/blender/blenlib/BLI_vector.hh | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/source/blender/blenlib/BLI_vector.hh b/source/blender/blenlib/BLI_vector.hh index 450242a349a..40dc876d5a5 100644 --- a/source/blender/blenlib/BLI_vector.hh +++ b/source/blender/blenlib/BLI_vector.hh @@ -43,13 +43,14 @@ namespace BLI { -template<typename T, uint N = 4, typename Allocator = GuardedAllocator> class Vector { +template<typename T, uint InlineBufferCapacity = 4, typename Allocator = GuardedAllocator> +class Vector { private: T *m_begin; T *m_end; T *m_capacity_end; Allocator m_allocator; - AlignedBuffer<(uint)sizeof(T) * N, (uint)alignof(T)> m_small_buffer; + AlignedBuffer<(uint)sizeof(T) * InlineBufferCapacity, (uint)alignof(T)> m_small_buffer; #ifndef NDEBUG /* Storing size in debug builds, because it makes debugging much easier sometimes. */ @@ -70,7 +71,7 @@ template<typename T, uint N = 4, typename Allocator = GuardedAllocator> class Ve { m_begin = this->small_buffer(); m_end = m_begin; - m_capacity_end = m_begin + N; + m_capacity_end = m_begin + InlineBufferCapacity; UPDATE_VECTOR_SIZE(this); } @@ -140,7 +141,7 @@ template<typename T, uint N = 4, typename Allocator = GuardedAllocator> class Ve /** * Create a copy of another vector. * The other vector will not be changed. - * If the other vector has less than N elements, no allocation will be made. + * If the other vector has less than InlineBufferCapacity elements, no allocation will be made. */ Vector(const Vector &other) : m_allocator(other.m_allocator) { @@ -164,11 +165,11 @@ template<typename T, uint N = 4, typename Allocator = GuardedAllocator> class Ve uint size = other.size(); if (other.is_small()) { - if (size <= N) { + if (size <= InlineBufferCapacity) { /* Copy between inline buffers. */ m_begin = this->small_buffer(); m_end = m_begin + size; - m_capacity_end = m_begin + N; + m_capacity_end = m_begin + InlineBufferCapacity; uninitialized_relocate_n(other.m_begin, size, m_begin); } else { @@ -283,7 +284,7 @@ template<typename T, uint N = 4, typename Allocator = GuardedAllocator> class Ve m_begin = this->small_buffer(); m_end = m_begin; - m_capacity_end = m_begin + N; + m_capacity_end = m_begin + InlineBufferCapacity; UPDATE_VECTOR_SIZE(this); } @@ -578,7 +579,8 @@ template<typename T, uint N = 4, typename Allocator = GuardedAllocator> class Ve std::cout << "Small Vector at " << (void *)this << ":" << std::endl; std::cout << " Elements: " << this->size() << std::endl; std::cout << " Capacity: " << (m_capacity_end - m_begin) << std::endl; - std::cout << " Small Elements: " << N << " Size on Stack: " << sizeof(*this) << std::endl; + std::cout << " Small Elements: " << InlineBufferCapacity + << " Size on Stack: " << sizeof(*this) << std::endl; } private: @@ -634,9 +636,9 @@ template<typename T, uint N = 4, typename Allocator = GuardedAllocator> class Ve uint size = other.size(); uint capacity = size; - if (size <= N) { + if (size <= InlineBufferCapacity) { m_begin = this->small_buffer(); - capacity = N; + capacity = InlineBufferCapacity; } else { m_begin = (T *)m_allocator.allocate_aligned( @@ -658,7 +660,8 @@ template<typename T, uint N = 4, typename Allocator = GuardedAllocator> class Ve * Use when the vector is used in the local scope of a function. It has a larger inline storage by * default to make allocations less likely. */ -template<typename T, uint N = 20> using ScopedVector = Vector<T, N, GuardedAllocator>; +template<typename T, uint InlineBufferCapacity = 20> +using ScopedVector = Vector<T, InlineBufferCapacity, GuardedAllocator>; } /* namespace BLI */ |