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Improve ImVec2 subscript helper

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Brayden Lee 2025-12-22 22:54:06 -05:00
parent 231305ac47
commit 75b044c690
1 changed files with 2 additions and 2 deletions
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imgui.h
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@ -297,8 +297,8 @@ struct ImVec2
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]; }
float& operator[] (size_t idx) { IM_ASSERT(idx == 0 || idx == 1); return idx == 0 ? x : y; } // 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 idx == 0 ? x : y; }
#ifdef IM_VEC2_CLASS_EXTRA
IM_VEC2_CLASS_EXTRA // Define additional constructors and implicit cast operators in imconfig.h to convert back and forth between your math types and ImVec2.
#endif