Method GetSpanPtrBegin

KBotExt/imgui/imgui_internal.h:638–638

	inline int   GetArenaSizeInBytes() { return CurrOff; }
	inline void  SetArenaBasePtr(void* base_ptr) { BasePtr = (char*)base_ptr; }
	inline void* GetSpanPtrBegin(int n) { IM_ASSERT(n >= 0 && n < CHUNKS && CurrIdx == CHUNKS); return (void*)(BasePtr + Offsets[n]); }
	inline void* GetSpanPtrEnd(int n) { IM_ASSERT(n >= 0 && n < CHUNKS && CurrIdx == CHUNKS); return (void*)(BasePtr + Offsets[n] + Sizes[n]); }
	template<typename T>
	inline void  GetSpan(int n, ImSpan<T>* span) { span->set((T*)GetSpanPtrBegin(n), (T*)GetSpanPtrEnd(n)); }