add tips windows

README.md

@@ -21,3 +21,10 @@ To run the program, simply execute the binary:
 
 ## Usage
 The load files are in `sim-test/rigid-test/*/json`, generated by `sim-test/rigid-test/*/*.json.in`.
+
+---
+## Detailed steps
+1. 点击加载文件,选择.json配置文件(选择错误后缀会有提醒).
+2. 设置边界条件和材料,点击开始计算.
+3. 查看仿真结果,并可选择导出.
+4. 可选择结果对比(需要预先准备文件),选择对应例子的`/ref_res`文件夹(错误文件夹名会有提醒),显示对比结果.

src/viewer/StaticSimGUIMenu.cpp

@@ -15,20 +15,51 @@ namespace ssim {
 
         auto io_menu = [&]() {
             static std::string f_json;
+            static bool show_popup = false;
+
             if (ImGui::Button("加载文件##IO", ImVec2(-1, 0))) {
 #ifndef DEBUG_SSIM
                 f_json = igl::file_dialog_open();
-                if (f_json == "") return;
+
-                reload_json(f_json);
+                if (!JudgeEndWith(f_json, ".json")) {
+                    // wrong file suffix, tip to reload
+                    show_popup = true;
+                } else {
+                    show_popup = false;
+                    reload_json(f_json);
 #else
-                f_json ="/debug/abspath/to/sim-test/rigid-test/cube/config.json/";
+                    f_json ="/debug/abspath/to/sim-test/rigid-test/cube/config.json/";
-                reload_json(CMAKE_SOURCE_DIR "/sim-test/rigid-test/cube/config.json");
+                    reload_json(CMAKE_SOURCE_DIR "/sim-test/rigid-test/cube/config.json");
 #endif
-                gui_ctrl_.is_initialized = true;
+                    gui_ctrl_.is_initialized = true;
-                gui_ctrl_.is_loaded_json = true;
+                    gui_ctrl_.is_loaded_json = true;
-                gui_ctrl_.has_load_cmp_file= false;
+                    gui_ctrl_.has_load_cmp_file = false;
+                }
+            }
+
+            // tip window
+            if (show_popup) {
+                static float popup_time = 0.0f;
+                const float popup_duration = 7.0f; // 显示时间
+
+                ImGui::SetNextWindowPos(ImVec2(600, 500)); // 窗口位置
+                ImGui::SetNextWindowBgAlpha(0.5f); // 背景透明度
+                ImGui::Begin("提示", &show_popup, ImGuiWindowFlags_NoTitleBar |
+                                                  ImGuiWindowFlags_AlwaysAutoResize |
+                                                  ImGuiWindowFlags_NoMove |
+                                                  ImGuiWindowFlags_NoSavedSettings);
+                ImGui::Text("文件类型错误!\n请选择.json配置文件.");
+                ImGui::End();
+
+                if (popup_time == 0.0f) {
+                    popup_time = ImGui::GetTime();
+                } else if (ImGui::GetTime() - popup_time > popup_duration) {
+                    show_popup = false;
+                    popup_time = 0.0f;
+                }
             }
 
+
             if (gui_ctrl_.is_loaded_json) {
                 ImGui::BeginChild("##filename", ImVec2(-1, ImGui::GetFontSize() * 3), false,
                                   ImGuiWindowFlags_HorizontalScrollbar);
@@ -72,10 +103,12 @@ namespace ssim {
 
                         static bool is_drag[2];
                         ImGui::PushItemWidth(-80);
-                        is_drag[0] = ImGui::DragFloat3(("最小值 " + std::to_string(i + 1) + "##Dir").c_str(),
+                        is_drag[0] = ImGui::DragFloat3(
-                                                       v_min_point.data(), 0.01, 0.0, 1.0, "%.3f");
+                                ("最小值 " + std::to_string(i + 1) + "##Dir").c_str(),
-                        is_drag[1] = ImGui::DragFloat3(("最大值 " + std::to_string(i + 1) + "##Dir").c_str(),
+                                v_min_point.data(), 0.01, 0.0, 1.0, "%.3f");
-                                                       v_max_point.data(), 0.01, 0.0, 1.0, "%.3f");
+                        is_drag[1] = ImGui::DragFloat3(
+                                ("最大值 " + std::to_string(i + 1) + "##Dir").c_str(),
+                                v_max_point.data(), 0.01, 0.0, 1.0, "%.3f");
                         ImGui::PopItemWidth();
                         if (is_drag[0] || is_drag[1]) {
                             gui_ctrl_.is_modified = true;
@@ -100,16 +133,20 @@ namespace ssim {
                         std::vector<float> v_max_point = {(float) i_NBC.relMaxBBox.x(),
                                                           (float) i_NBC.relMaxBBox.y(),
                                                           (float) i_NBC.relMaxBBox.z()};
-                        std::vector<float> v_force = {(float) i_NBC.force.x(), (float) i_NBC.force.y(),
+                        std::vector<float> v_force = {(float) i_NBC.force.x(),
+                                                      (float) i_NBC.force.y(),
                                                       (float) i_NBC.force.z()};
                         static bool is_drag[3];
                         ImGui::PushItemWidth(-80);
-                        is_drag[0] = ImGui::DragFloat3(("最小值 " + std::to_string(i + 1) + "##Neu").c_str(),
+                        is_drag[0] = ImGui::DragFloat3(
-                                                       v_min_point.data(), 0.01, 0.0, 1.0, "%.3f");
+                                ("最小值 " + std::to_string(i + 1) + "##Neu").c_str(),
-                        is_drag[1] = ImGui::DragFloat3(("最大值 " + std::to_string(i + 1) + "##Neu").c_str(),
+                                v_min_point.data(), 0.01, 0.0, 1.0, "%.3f");
-                                                       v_max_point.data(), 0.01, 0.0, 1.0, "%.3f");
+                        is_drag[1] = ImGui::DragFloat3(
-                        is_drag[2] = ImGui::DragFloat3(("力" + std::to_string(i + 1) + " (N)" + "##Neu").c_str(),
+                                ("最大值 " + std::to_string(i + 1) + "##Neu").c_str(),
-                                                       v_force.data(), 1, -1e10, 1e10, "%.3f");
+                                v_max_point.data(), 0.01, 0.0, 1.0, "%.3f");
+                        is_drag[2] = ImGui::DragFloat3(
+                                ("力" + std::to_string(i + 1) + " (N)" + "##Neu").c_str(),
+                                v_force.data(), 1, -1e10, 1e10, "%.3f");
                         ImGui::PopItemWidth();
                         if (is_drag[0] || is_drag[1] || is_drag[2]) {
                             gui_ctrl_.is_modified = true;
@@ -130,15 +167,19 @@ namespace ssim {
             if (ImGui::CollapsingHeader("材料设置", ImGuiTreeNodeFlags_DefaultOpen)) {
                 static const int item_width = 200;
                 ImGui::SetNextItemWidth(item_width);
-                ImGui::InputFloat("杨氏模量 (Pa)", &sp_StaticSim_->get_material_property().Youngs_Modulus, 1.0f, 2e11f,
+                ImGui::InputFloat("杨氏模量 (Pa)",
+                                  &sp_StaticSim_->get_material_property().Youngs_Modulus, 1.0f,
+                                  2e11f,
                                   "%.2e");
 
                 ImGui::SetNextItemWidth(item_width);
-                ImGui::InputFloat("泊松比", &sp_StaticSim_->get_material_property().Poisson_ratio, 0.01f, 1.0f,
+                ImGui::InputFloat("泊松比", &sp_StaticSim_->get_material_property().Poisson_ratio,
+                                  0.01f, 1.0f,
                                   "%.3f");
 
                 ImGui::SetNextItemWidth(item_width);
-                ImGui::InputFloat("密度 (kg/m^3)", &sp_StaticSim_->get_material_property().density, 1.0f, 1000.0f,
+                ImGui::InputFloat("密度 (kg/m^3)", &sp_StaticSim_->get_material_property().density,
+                                  1.0f, 1000.0f,
                                   "%.3f");
             }
 
@@ -158,7 +199,8 @@ namespace ssim {
         };
         auto result_menu = [&]() {
             ImGui::TextWrapped("柔顺度 (compliance): %.3e",
-                               sp_StaticSim_->EvaluateTarget(ssim::SimTargetOption::COMPLIANCE)(0, 0));
+                               sp_StaticSim_->EvaluateTarget(ssim::SimTargetOption::COMPLIANCE)(0,
+                                                                                                0));
             static const ImVec2 button_size(200, 40);
             static bool arr_extract[SimTargetOption::Target::ENUM_SIZE] = {false};
             int idx = 0;
@@ -229,7 +271,8 @@ namespace ssim {
             if (ImGui::Button("导出结果文件", button_size)) {
                 std::string extract_dir = ssim::directory_dialog_save();
                 spdlog::info("extract to: {}", extract_dir);
-                std::vector<bool> v_is_extract(arr_extract, arr_extract + SimTargetOption::Target::ENUM_SIZE);
+                std::vector<bool> v_is_extract(arr_extract,
+                                               arr_extract + SimTargetOption::Target::ENUM_SIZE);
                 sp_StaticSim_->ExtractTarget(extract_dir, v_is_extract, is_extract_coord);
             }
             ImGui::SameLine();
@@ -241,35 +284,65 @@ namespace ssim {
             static std::vector<double> v_error(SimTargetOption::Target::ENUM_SIZE, EMPTY);
 
 
+            static bool show_popup = false;
             if (ImGui::Button("导入Ansys文件", ImVec2(-1, 0))) {
                 std::string input_dir = ssim::directory_dialog_save();
-                spdlog::info("input from: {}", input_dir);
-
-                for (int i = 0; i < ssim::SimTargetOption::Target::ENUM_SIZE; ++i) {
-                    std::string target_name = SimTargetOption::GetTargetName(i);
-                    std::ifstream iif(input_dir + "/" + target_name + ".txt");
-                    Eigen::VectorXd cpt_cur_target = sp_StaticSim_->EvaluateTarget(
-                            static_cast<ssim::SimTargetOption::Target>(i));
-                    Eigen::VectorXd ref_cur_target = cpt_cur_target;
-                    int cnt = 0;
-                    if (!iif.is_open()) {
-                        continue;
-                    }
-                    double t;
-                    while (iif >> t) {
-                        ref_cur_target[cnt++] = t;
-                    }
 
-                    double cur_error = (cpt_cur_target - ref_cur_target).norm() / ref_cur_target.norm();
+                if (!JudgeEndWith(input_dir, "/ref_res")) {
-                    v_error[i] = cur_error;
+                    show_popup = true;
+                } else {
+                    show_popup = false;
+                    spdlog::info("input from: {}", input_dir);
+
+                    for (int i = 0; i < ssim::SimTargetOption::Target::ENUM_SIZE; ++i) {
+                        std::string target_name = SimTargetOption::GetTargetName(i);
+                        std::ifstream iif(input_dir + "/" + target_name + ".txt");
+                        Eigen::VectorXd cpt_cur_target = sp_StaticSim_->EvaluateTarget(
+                                static_cast<ssim::SimTargetOption::Target>(i));
+                        Eigen::VectorXd ref_cur_target = cpt_cur_target;
+                        int cnt = 0;
+                        if (!iif.is_open()) {
+                            continue;
+                        }
+                        double t;
+                        while (iif >> t) {
+                            ref_cur_target[cnt++] = t;
+                        }
+
+                        double cur_error =
+                                (cpt_cur_target - ref_cur_target).norm() / ref_cur_target.norm();
+                        v_error[i] = cur_error;
+                    }
+                    gui_ctrl_.has_load_cmp_file = true;
+                }
+            }
+            if(show_popup) {
+                // wrong input file tip
+                static float popup_time = 0.0f;
+                const float popup_duration = 7.0f; // 显示时间为5秒
+
+                ImGui::SetNextWindowPos(ImVec2(600, 500)); // 窗口位置
+                ImGui::SetNextWindowBgAlpha(0.5f); // 背景透明度
+                ImGui::Begin("提示", &show_popup, ImGuiWindowFlags_NoTitleBar |
+                                                  ImGuiWindowFlags_AlwaysAutoResize |
+                                                  ImGuiWindowFlags_NoMove |
+                                                  ImGuiWindowFlags_NoSavedSettings);
+                ImGui::Text("文件夹类型错误!\n请选择ref_res文件夹.");
+                ImGui::End();
+
+                if (popup_time == 0.0f) {
+                    popup_time = ImGui::GetTime();
+                } else if (ImGui::GetTime() - popup_time > popup_duration) {
+                    show_popup = false;
+                    popup_time = 0.0f;
                 }
-                gui_ctrl_.has_load_cmp_file = true;
             }
 
             if (gui_ctrl_.has_load_cmp_file) {
                 for (int i = 0; i < SimTargetOption::Target::ENUM_SIZE; ++i) {
                     if (v_error[i] != EMPTY) {
-                        ImGui::TextWrapped((SimTargetOption::GetTargetName(i) + std::string("误差: %.5f %%")).c_str(),
+                        ImGui::TextWrapped((SimTargetOption::GetTargetName(i) +
+                                            std::string("误差: %.5f %%")).c_str(),
                                            v_error[i]);
                     }
                 }

src/viewer/Util.h

@@ -4,17 +4,19 @@
 
 #ifndef EXAMPLE_UTIL_H
 #define EXAMPLE_UTIL_H
+
 #include <string>
 #include <cstdio>
 #include <cstring>
 #include <Eigen/Eigen>
+
 #ifdef _WIN32
 #include <windows.h>
- #include <Commdlg.h>
+#include <Commdlg.h>
 #endif
 namespace ssim {
 
-    inline std::string directory_dialog_save(){
+    inline std::string directory_dialog_save() {
         const int FILE_DIALOG_MAX_BUFFER = 1024;
         char buffer[FILE_DIALOG_MAX_BUFFER];
         buffer[0] = '\0';
@@ -85,34 +87,29 @@ namespace ssim {
 
 #else
         // For every other machine type use zenity
-        FILE * output = popen("/usr/bin/zenity --directory --file-selection --save","r");
+        FILE *output = popen("/usr/bin/zenity --directory --file-selection --save", "r");
-        if (output)
+        if (output) {
-        {
             auto ret = fgets(buffer, FILE_DIALOG_MAX_BUFFER, output);
-            if (ret == NULL || ferror(output))
+            if (ret == NULL || ferror(output)) {
-            {
                 // I/O error
                 buffer[0] = '\0';
             }
-            if (buffer[FILE_DIALOG_MAX_BUFFER - 1] == '\0')
+            if (buffer[FILE_DIALOG_MAX_BUFFER - 1] == '\0') {
-            {
                 // File name too long, buffer has been filled, so we return empty string instead
                 buffer[0] = '\0';
             }
         }
 
         // Replace last '\n' by '\0'
-        if(strlen(buffer) > 0)
+        if (strlen(buffer) > 0) {
-        {
+            buffer[strlen(buffer) - 1] = '\0';
-            buffer[strlen(buffer)-1] = '\0';
         }
 
 #endif
         return std::string(buffer);
     }
 
-    void texture_from_colormap(const Eigen::MatrixXd &rgb, GLuint & id)
+    void texture_from_colormap(const Eigen::MatrixXd &rgb, GLuint &id) {
-    {
         int width = 1;
         int height = (int) rgb.rows();
 
@@ -141,6 +138,10 @@ namespace ssim {
         glBindTexture(GL_TEXTURE_2D, 0);
     }
 
+    inline bool JudgeEndWith(const std::string &str, const std::string &suffix) {
+        if (suffix.size() > str.size()) return false;
+        return str.rfind(suffix) == str.size() - suffix.size();
+    }