some menu position math
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6e610664b0
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95bf02bd36
@ -12,7 +12,11 @@ public:
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std::vector<StarObject> Stars;
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// ====== All objects =======
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// ::#Params#::
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std::string name;
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float scale;
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Eigen::Vector2f position;
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std::string texture;
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private:
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@ -1,5 +1,6 @@
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#include "galaxy_menu.h"
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#include <algorithm>
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GalaxyMenu::GalaxyMenu()
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{
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@ -9,6 +10,134 @@ GalaxyMenu::~GalaxyMenu()
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{
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}
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void GalaxyMenu::InitGalaxyMenu(std::string config) {
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bool GalaxyMenu::InitGalaxyMenu(std::string config_json, float scale) {
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try
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{
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/*..Inner Init..*/
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menuScale = scale;
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/*...Read ptree from config...*/
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std::string res_path = "../../../assets/";
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boost::property_tree::ptree config_pt;
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boost::property_tree::json_parser::read_json(res_path + config_json, config_pt);
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/*..error ptree..*/
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boost::property_tree::ptree error_pt;
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error_pt.put("error", "something goes wrong at InitGalaxyMenu");
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/*..Init Menu..*/
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BOOST_FOREACH(auto menu_pt, config_pt.get_child("Space")) {
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Galaxy galax;
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galax.name = menu_pt.second.get<std::string>("name", "error");
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galax.scale = menu_pt.second.get<float>("scale", 0.0f);
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galax.texture = menu_pt.second.get<std::string>("texture", "error");
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galax.position = Eigen::Vector2f(menu_pt.second.get<float>("position.x_coord", 0.0f), menu_pt.second.get<float>("position.y_coord", 0.0f));
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//boost::property_tree::ptree stars = menu_pt.second.get<boost::property_tree::ptree>("Stars", error_pt);
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BOOST_FOREACH(auto stars_pt, menu_pt.second.get_child("Stars", error_pt)) {
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StarObject star;
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star.name = stars_pt.second.get<std::string>("name", "error");
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star.scale = stars_pt.second.get<float>("scale", 0.0f);
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star.texture = stars_pt.second.get<std::string>("texture", "error");
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star.position = Eigen::Vector2f(stars_pt.second.get<float>("position.x_coord", 0.0f), stars_pt.second.get<float>("position.y_coord", 0.0f));
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/*..strings replace by objects..*/
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BOOST_FOREACH(auto levels_pt, stars_pt.second.get_child("levels")) {
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star.levels.push_back(levels_pt.second.get<std::string>("name", "empty"));
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}
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galax.Stars.push_back(star);
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}
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galaxies.push_back(galax);
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}
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return true;
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}
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catch (boost::property_tree::ptree_error) {
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return false;
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}
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}
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void GalaxyMenu::UpdateGalaxyMenu() {
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/*..Menu ancestor geometry..*/
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float gameScreenWidth = 800.f;
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float gameScreenHeight = 480.f;
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Eigen::Vector2f gameScreenCenter = Eigen::Vector2f(gameScreenWidth/2,gameScreenHeight/2);
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/*..Menu geometry..*/
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xDimension = menuScale * gameScreenWidth;
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yDimension = menuScale * gameScreenHeight;
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Eigen::Vector2f currentMenuPos = Eigen::Vector2f(gameScreenCenter(0) + (gameScreenWidth/2/*relative to the screen x-dimension*/)*menuPosition(0), gameScreenCenter(1) + (gameScreenHeight/2/*relative to the screen y-dimension*/)*menuPosition(1));
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/*..Galaxies geometry..*/
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std::vector<std::pair<Eigen::Vector2f, Eigen::Vector2f>> galaxies_params; // ::position/dimensions::
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std::vector<std::vector<std::pair<Eigen::Vector2f, Eigen::Vector2f>>> stars_params;
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for (int i = 0; i < galaxies.size(); i++) {
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Eigen::Vector2f tex_size = textureSizeNormalize(
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Eigen::Vector2f(((float)SE::ResourceManager->TexList.GetTextureWidth("galaxy_texture_" + i)), ((float)SE::ResourceManager->TexList.GetTextureHeight("galaxy_texture_" + i)))
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); // normalized
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galaxies_params.push_back(std::make_pair(
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Eigen::Vector2f(currentMenuPos(0) + (xDimension/2)*galaxies[i].position(0), currentMenuPos(1) + (yDimension / 2)*galaxies[i].position(1)),
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Eigen::Vector2f(
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tex_size(0)*galaxies[i].scale,
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tex_size(1)*galaxies[i].scale
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)
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));
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/*..Stars geometry..*/
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std::vector<std::pair<Eigen::Vector2f, Eigen::Vector2f>> star_params;
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for (int j = 0; j < galaxies[i].Stars.size(); j++) {
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star_params.push_back(std::make_pair(
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Eigen::Vector2f(
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galaxies_params[i].first(0) + (galaxies_params[i].second(0)/2)*galaxies[i].Stars[j].scale,
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galaxies_params[i].first(1) + (galaxies_params[i].second(1)/2)*galaxies[i].Stars[j].scale
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),
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Eigen::Vector2f() // #from here
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));
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}
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stars_params.push_back(star_params);
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}
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/*..Level list geometry..*/
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}
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Eigen::Vector2f GalaxyMenu::textureSizeNormalize(Eigen::Vector2f texVec, int t_type) {
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float tex_ratio = texVec(0)/texVec(1);
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float x_dim, y_dim;
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float Xmax; // Max normalized texture width
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float Xmin;
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float Ymax; // Max normalized texture height
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float Ymin;
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if (t_type == 0) {
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Xmax = 1280.f;
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Xmin = 800.f;
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Ymax = 1024.f;
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Ymin = 640.f;
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}
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else { // temp for star textures
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Xmax = 512.f;
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Xmin = 320.f;
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Ymax = 512.f;
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Ymin = 320.f;
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}
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if (texVec(0) > texVec(1)) {
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x_dim = val_clamp(texVec(0), Xmin, Xmax);
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y_dim = x_dim / tex_ratio;
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}
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else {
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y_dim = val_clamp(texVec(1), Ymin, Ymax);
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x_dim = y_dim * tex_ratio;
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}
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return Eigen::Vector2f(x_dim, y_dim);
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}
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float GalaxyMenu::val_clamp(float val, float min, float max) {
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if (val < min)
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return min;
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else if (val > max)
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return max;
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else
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return val;
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}
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@ -6,6 +6,11 @@
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#include "galaxy.h"
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#include "include/Engine.h"
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#include <boost/property_tree/json_parser.hpp>
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#include <math.h>
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class GalaxyMenu {
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public:
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@ -18,21 +23,25 @@ public:
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// ======== Main Methods ========
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void InitGalaxyMenu(std::string config);
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bool InitGalaxyMenu(std::string config_json, float scale = 1.f);
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void DrawGalaxyMenu();
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void UpdateGalaxyMenu();
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// ======== Main Methods ========
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void InteractWithGalaxy(/*..Vector/Vector/Int..*/); // Prototype for mouse/tap events
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// Params
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Eigen::Vector2f menuPosition;
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float menuScale;
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// ::#Params#::
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Eigen::Vector2f menuPosition = Eigen::Vector2f(0.f, 0.f); // relative to the screen center(0.f,0.f means center) (not const!!)
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float menuScale = 1.f; // (not const!!)
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float xDimension;
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float yDimension;
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private:
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void readSaveData(); // inner init method
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Eigen::Vector2f textureSizeNormalize(Eigen::Vector2f texVec, int t_type = 0/*0-galaxy, 1-stars*/);
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float val_clamp(float v, float min, float max);
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};
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@ -18,10 +18,10 @@ public:
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std::vector<std::string> levels;
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// ::#Params#::
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std::string selfTexture;
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std::string texture;
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std::string name;
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Eigen::Vector2f selfPosition;
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float selfScale;
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Eigen::Vector2f position;
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float scale;
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private:
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@ -120,9 +120,14 @@ void TMyApplication::InnerInit()
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SetButtonsAction();
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// ------- UI -------
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// TESTS
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//Eigen::Vector2f nv(1.0f, 0.0f);
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//GalaxyMenu gm("galax", nv, 0.2f);
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// TESTS of menu
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GalaxyMenu menu_ms;
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if (menu_ms.InitGalaxyMenu("galaxy_ptree.json")) {
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std::cout << "ok" << std::endl;
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}
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else {
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std::cout << "menu error" << std::endl;
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}
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}
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