Function GetColormapColorU32

src-core/imgui/implot/implot.cpp:4564–4570

}

ImU32 GetColormapColorU32(int idx, ImPlotColormap cmap) {
    ImPlotContext& gp = *GImPlot;
    cmap = cmap == IMPLOT_AUTO ? gp.Style.Colormap : cmap;
    IM_ASSERT_USER_ERROR(cmap >= 0 && cmap < gp.ColormapData.Count, "Invalid colormap index!");
    idx = idx % gp.ColormapData.GetKeyCount(cmap);
    return gp.ColormapData.GetKeyColor(cmap, idx);
}

ImVec4 GetColormapColor(int idx, ImPlotColormap cmap) {
    return ImGui::ColorConvertU32ToFloat4(GetColormapColorU32(idx,cmap));