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ImVector: Made reserve() another silly one-liner. It's not longer than other functions and our weird obsessions deserve to be carried with stringent consistence. + Comments

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omar 2019-01-09 15:56:37 +01:00
parent 1f6e0b2f98
commit 7ffbcfe467
1 changed files with 1 additions and 13 deletions
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14
imgui.h
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@ -1200,19 +1200,7 @@ struct ImVector
inline int _grow_capacity(int sz) const { int new_capacity = Capacity ? (Capacity + Capacity/2) : 8; return new_capacity > sz ? new_capacity : sz; }
inline void resize(int new_size) { if (new_size > Capacity) reserve(_grow_capacity(new_size)); Size = new_size; }
inline void resize(int new_size, const T& v) { if (new_size > Capacity) reserve(_grow_capacity(new_size)); if (new_size > Size) for (int n = Size; n < new_size; n++) memcpy(&Data[n], &v, sizeof(v)); Size = new_size; }
inline void reserve(int new_capacity)
{
if (new_capacity <= Capacity)
return;
T* new_data = (T*)ImGui::MemAlloc((size_t)new_capacity * sizeof(T));
if (Data)
{
memcpy(new_data, Data, (size_t)Size * sizeof(T));
ImGui::MemFree(Data);
}
Data = new_data;
Capacity = new_capacity;
}
inline void reserve(int new_capacity) { if (new_capacity <= Capacity) return; T* new_data = (T*)ImGui::MemAlloc((size_t)new_capacity * sizeof(T)); if (Data) { memcpy(new_data, Data, (size_t)Size * sizeof(T)); ImGui::MemFree(Data); } Data = new_data; Capacity = new_capacity; }
// NB: It is illegal to call push_back/push_front/insert with a reference pointing inside the ImVector data itself! e.g. v.push_back(v[10]) is forbidden.
inline void push_back(const T& v) { if (Size == Capacity) reserve(_grow_capacity(Size + 1)); memcpy(&Data[Size], &v, sizeof(v)); Size++; }