Helper to display a little (?) mark which shows a tooltip when hovered. In your own code you may want to display an actual icon if you are using a mer

p_min = upper-left, p_max = lower-right Note we don't render 1 pixels sized rectangles properly.

Windows We should always have a CurrentWindow in the stack (there is an implicit "Debug" window) If this ever crash because g.CurrentWindow is NULL it

Make the UI compact because there are so many fields

make the selection/cursor state valid if client altered the string

Zero-terminated string hash, with support for ### to reset back to seed value We support a syntax of "label###id" where only "###id" is included in th

the edge passed in here does not cross the vertical line at x or the vertical line at x+1 (i.e. it has already been clipped to those)

Helpers: Bit manipulation

Push a clipping rectangle for both ImGui logic (hit-testing etc.) and low-level ImDrawList rendering. - When using this function it is sane to ensure

@OPTIMIZE: binary search

update selection and cursor to match each other

fast 0..255 * 0..255 => 0..255 rounded multiplication

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

Convert UTF-8 to 32-bit character, process single character input. A nearly-branchless UTF-8 decoder, based on work of Christopher Wellons (https://gi

std::lower_bound but without the bullshit

0: East, 3: South, 6: West, 9: North, 12: East

Use case A: Begin() called from constructor with items_height<0, then called again from Step() in StepNo 1 Use case B: Begin() called from constructor