diff options
Diffstat (limited to 'source/blender/functions/FN_spans.hh')
| -rw-r--r-- | source/blender/functions/FN_spans.hh | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/source/blender/functions/FN_spans.hh b/source/blender/functions/FN_spans.hh index c50c92cd16d..a81f3ea3633 100644 --- a/source/blender/functions/FN_spans.hh +++ b/source/blender/functions/FN_spans.hh @@ -209,6 +209,20 @@ template<typename T> struct VSpanBase { return false; } + bool is_full_array() const + { + switch (category_) { + case VSpanCategory::Single: + return virtual_size_ == 1; + case VSpanCategory::FullArray: + return true; + case VSpanCategory::FullPointerArray: + return false; + } + BLI_assert(false); + return false; + } + bool is_empty() const { return this->virtual_size_ == 0; @@ -285,6 +299,22 @@ template<typename T> class VSpan : public VSpanBase<T> { BLI_assert(false); return *this->data_.single.data; } + + const T &as_single_element() const + { + BLI_assert(this->is_single_element()); + return (*this)[0]; + } + + Span<T> as_full_array() const + { + BLI_assert(this->is_full_array()); + if (this->virtual_size_ == 0) { + return Span<T>(); + } + const T *data = &(*this)[0]; + return Span<T>(data, this->virtual_size_); + } }; /** @@ -395,6 +425,16 @@ class GVSpan : public VSpanBase<void> { return (*this)[0]; } + GSpan as_full_array() const + { + BLI_assert(this->is_full_array()); + if (this->virtual_size_ == 0) { + return GSpan(*this->type_); + } + const void *data = (*this)[0]; + return GSpan(*this->type_, data, this->virtual_size_); + } + void materialize_to_uninitialized(void *dst) const { this->materialize_to_uninitialized(IndexRange(virtual_size_), dst); |