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omar 2017-12-23 23:10:41 +01:00
commit 67191badc2
1 changed files with 3 additions and 5 deletions
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imgui_internal.h
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@ -162,14 +162,12 @@ static inline ImVec2 ImMul(const ImVec2& lhs, const ImVec2& rhs)
// We call C++ constructor on own allocated memory via the placement "new(ptr) Type()" syntax. // We call C++ constructor on own allocated memory via the placement "new(ptr) Type()" syntax.
// Defining a custom placement new() with a dummy parameter allows us to bypass including <new> which on some platforms complains when user has disabled exceptions. // Defining a custom placement new() with a dummy parameter allows us to bypass including <new> which on some platforms complains when user has disabled exceptions.
struct ImNewAllocDummy {};
struct ImNewPlacementDummy {}; struct ImNewPlacementDummy {};
inline void* operator new(size_t, ImNewPlacementDummy, void* ptr) { return ptr; } inline void* operator new(size_t, ImNewPlacementDummy, void* ptr) { return ptr; }
inline void operator delete(void*, ImNewPlacementDummy, void*) {} // This is only required so we can use the symetrical new() inline void operator delete(void*, ImNewPlacementDummy, void*) {} // This is only required so we can use the symetrical new()
inline void operator delete(void* p, ImNewAllocDummy) { ImGui::MemFree(p); } #define IM_PLACEMENT_NEW(_PTR) new(ImNewPlacementDummy(), _PTR)
#define IM_PLACEMENT_NEW(_PTR) new(ImNewPlacementDummy(), _PTR) #define IM_NEW(_TYPE) new(ImNewPlacementDummy(), ImGui::MemAlloc(sizeof(_TYPE))) _TYPE
#define IM_NEW(_TYPE) new(ImNewPlacementDummy(), ImGui::MemAlloc(sizeof(_TYPE))) _TYPE template <typename T> void IM_DELETE(T*& p) { if (p) { p->~T(); ImGui::MemFree(p); p = NULL; } }
#define IM_DELETE(_PTR) delete(ImNewAllocDummy(), _PTR), _PTR = NULL
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// Types // Types