FIXME-LEGACY: Prior to 1.61 our DragInt() function internally used floats and because of this the compile-time default value for format was "%.0f". Ev

Reserve space for a number of vertices and indices. You must finish filling your reserved data before calling PrimReserve() again, as it may reallocat

Helper: Text buffer for logging/accumulating text

@brief returns a const iterator to the first element @sa https://json.nlohmann.me/api/basic_json/cbegin/

@brief return whether value is a floating-point number @sa https://json.nlohmann.me/api/basic_json/is_number_float/

@brief return whether value is an integer number @sa https://json.nlohmann.me/api/basic_json/is_number_integer/

set iterator to a defined beginning

move cursor to last character of selection

! @brief unget current character (read it again on next get) We implement unget by setting variable next_unget to true. The input is

x0/y0/x1/y1 are offset from the character upper-left layout position, in pixels. Therefore x0/y0 are often fairly close to zero. Not to be mistaken wi

TODO: Thickness anti-aliased lines cap are missing their AA fringe. We avoid using the ImVec2 math operators here to reduce cost to a minimum for debu

Layer is locked for the root window, however child windows may use a different viewport (e.g. extruding menu)

OBSOLETED in 1.77 (from June 2020)

Helper to snap on edges when aiming at an item very close to the edge, So the difference between WindowPadding and ItemSpacing will be in the visible

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To iterate a ImPool: for (int n = 0; n < pool.GetMapSize(); n++) if (T* t = pool.TryGetMapData(n)) { ... } Can be avoided if you know .Remove() has ne

This is only used in rare/specific situations to manufacture an ID out of nowhere.

FIXME-TABLE: This prevents us from using ImGuiListClipper _inside_ a table cell. The problem we have is that without a Begin/End scheme for rows using

Helper: Load file content into memory Memory allocated with IM_ALLOC(), must be freed by user using IM_FREE() == ImGui::MemFree() This can't really be

Functions

Based on stb_to_utf8() from github.com/nothings/stb/

Not optimal but we very rarely use this function.

Pass text data straight to log (without being displayed)

Stateful path API, add points then finish with PathFillConvex() or PathStroke() - Filled shapes must always use clockwise winding order. The anti-alia

Helper for ColorPicker4()

Note: as with every ImDrawList drawing function, this expects that the font atlas texture is bound.

Bit ambiguous: used to detect when user didn't built texture but effectively we should check TexID != 0 except that would be backend dependent...