Function ImVec2

KBotExt/imgui/imgui.h:263–263

{
	float                                   x, y;
	constexpr ImVec2() : x(0.0f), y(0.0f) { }
	constexpr ImVec2(float _x, float _y) : x(_x), y(_y) { }
	float& operator[] (size_t idx) { IM_ASSERT(idx == 0 || idx == 1); return ((float*)(void*)(char*)this)[idx]; } // We very rarely use this [] operator, so the assert overhead is fine.
	float  operator[] (size_t idx) const { IM_ASSERT(idx == 0 || idx == 1); return ((const float*)(const void*)(const char*)this)[idx]; }