Helper to obtain the source of mouse messages. See https://learn.microsoft.com/en-us/windows/win32/tablet/system-events-and-mouse-messages Prefer to c

We don't use strchr() because our strings are usually very short and often start with '%'

Trim trailing space and find beginning of next line

Not optimal but we very rarely use this function.

This is not fast query

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

This is already called while stepping. The ONLY reason you may want to call this is if you passed INT_MAX to ImGuiListClipper::Begin() because you cou

Pop trailing draw command (used before merging or presenting to user) Note that this leaves the ImDrawList in a state unfit for further commands, as m

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 clears the contents @sa https://json.nlohmann.me/api/basic_json/clear/

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

set iterator to a defined beginning

return 1 if the sum is valid, 0 on overflow. negative terms are considered invalid.

! @brief unget current character (read it again on next get) We implement unget by setting variable next_unget to true. The input is not

At it is common to do an AddCustomRect() followed by a GetCustomRect(), we provide an optional 'ImFontAtlasRect* out_r = NULL' argument to retrieve th

Legacy function with heuristic to select Pixel or Vector font. The selection is based on (style.FontSizeBase * style.FontScaleMain * style.FontScaleDp

UTF16 strings use surrogate pairs to encode codepoints >= 0x10000, so we should save the high surrogate.

Queue a mouse wheel event (some mouse/API may only have a Y component)

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)

Call on the initial click.

The point of this indirection is to not be inlined in debug mode in order to not bloat inner loop.b