Method AddCircleFilled

tutorials/common/imgui/imgui_draw.cpp:1497–1519

}

void ImDrawList::AddCircleFilled(const ImVec2& center, float radius, ImU32 col, int num_segments)
{
    if ((col & IM_COL32_A_MASK) == 0 || radius < 0.5f)
        return;

    if (num_segments <= 0)
    {
        // Use arc with automatic segment count
        _PathArcToFastEx(center, radius, 0, IM_DRAWLIST_ARCFAST_SAMPLE_MAX, 0);
        _Path.Size--;
    }
    else
    {
        // Explicit segment count (still clamp to avoid drawing insanely tessellated shapes)
        num_segments = ImClamp(num_segments, 3, IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MAX);

        // Because we are filling a closed shape we remove 1 from the count of segments/points
        const float a_max = (IM_PI * 2.0f) * ((float)num_segments - 1.0f) / (float)num_segments;
        PathArcTo(center, radius, 0.0f, a_max, num_segments - 1);
    }

    PathFillConvex(col);
}

// Guaranteed to honor 'num_segments'
void ImDrawList::AddNgon(const ImVec2& center, float radius, ImU32 col, int num_segments, float thickness)