Method SetScrollHereY

extern/imgui/imgui.cpp:10390–10400

center_y_ratio: 0.0f top of last item, 0.5f vertical center of last item, 1.0f bottom of last item.

// center_y_ratio: 0.0f top of last item, 0.5f vertical center of last item, 1.0f bottom of last item.
void ImGui::SetScrollHereY(float center_y_ratio)
{
    ImGuiContext& g = *GImGui;
    ImGuiWindow* window = g.CurrentWindow;
    float spacing_y = ImMax(window->WindowPadding.y, g.Style.ItemSpacing.y);
    float target_pos_y = ImLerp(window->DC.CursorPosPrevLine.y - spacing_y, window->DC.CursorPosPrevLine.y + window->DC.PrevLineSize.y + spacing_y, center_y_ratio);
    SetScrollFromPosY(window, target_pos_y - window->Pos.y, center_y_ratio); // Convert from absolute to local pos

    // Tweak: snap on edges when aiming at an item very close to the edge
    window->ScrollTargetEdgeSnapDist.y = ImMax(0.0f, window->WindowPadding.y - spacing_y);
}

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// [SECTION] TOOLTIPS