Method drawLoadingScreen

source/Gui/MainLoopController.cpp:275–316

}

void MainLoopController::drawLoadingScreen()
{
    //background color
    glClearColor(0, 0, 0.1f, 1.0f);
    glClear(GL_COLOR_BUFFER_BIT);

    auto& styleRep = StyleRepository::get();
    auto center = ImGui::GetMainViewport()->GetCenter();
    auto bottom = ImGui::GetMainViewport()->Pos.y + ImGui::GetMainViewport()->Size.y;
    ImGui::SetNextWindowPos(center, ImGuiCond_Appearing, ImVec2(0.5f, 0.5f));
    auto imageScale = scale(1.0f);
    ImGui::SetNextWindowSize(ImVec2(_logo.width * imageScale + 10.0f, _logo.height * imageScale + 10.0f));

    ImGuiWindowFlags windowFlags = 0 | ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove
        | ImGuiWindowFlags_NoScrollbar | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoBackground;
    ImGui::Begin("##startup", NULL, windowFlags);
    ImGui::Image((void*)(intptr_t)_logo.textureId, ImVec2(_logo.width * imageScale, _logo.height * imageScale));
    ImGui::End();

    ImDrawList* drawList = ImGui::GetBackgroundDrawList();
    ImColor textColor = Const::ProgramVersionTextColor;
    textColor.Value.w *= ImGui::GetStyle().Alpha;

    drawList->AddText(styleRep.getReefLargeFont(), scale(48.0f), {center.x - scale(175), bottom - scale(200)}, textColor, "Artificial Life Environment");

    auto versionString = "Version " + Const::ProgramVersion;
    drawList->AddText(
        styleRep.getReefMediumFont(),
        scale(24.0f),
        {center.x - scale(toFloat(versionString.size()) * 3.4f), bottom - scale(140)},
        textColor,
        versionString.c_str());

    if (GlobalSettings::get().isDebugMode()) {
        drawList->AddText(
            styleRep.getReefMediumFont(),
            scale(24.0f),
            {center.x - scale(24.0f),  bottom - scale(100)},
            textColor,
            "DEBUG");
    }
}

void MainLoopController::decreaseAlphaForFadeOutLoadingScreen()
{