Introduce widget for bounding box (#270)

Co-authored-by: Hugo <hugo.talbot@sofa-framework.org>

Author: alxbilger

SofaImGui/CMakeLists.txt

@@ -95,6 +95,7 @@ set(HEADER_FILES
     ${SOFAIMGUI_SOURCE_DIR}/ImGuiGUI.h
     ${SOFAIMGUI_SOURCE_DIR}/ImGuiGUIEngine.h
     ${SOFAIMGUI_SOURCE_DIR}/UIStrings.h
+    ${SOFAIMGUI_SOURCE_DIR}/widgets/BoundingBoxWidget.h
     ${SOFAIMGUI_SOURCE_DIR}/widgets/BoolWidget.h
     ${SOFAIMGUI_SOURCE_DIR}/widgets/DisplayFlagsWidget.h
     ${SOFAIMGUI_SOURCE_DIR}/widgets/LinearSpringWidget.h

SofaImGui/src/SofaImGui/ImGuiDataWidget.cpp

@@ -32,6 +32,7 @@
 #include <SofaImGui/widgets/MaterialWidget.h>
 #include <SofaImGui/widgets/RigidMass.h>
 #include <SofaImGui/widgets/VecVectorWidget.h>
+#include <SofaImGui/widgets/BoundingBoxWidget.h>
 #include <SofaImGui/widgets/BoolWidget.h>
 
 namespace sofaimgui
@@ -651,6 +652,16 @@ void DataWidget<sofa::type::vector<sofa::defaulttype::Rigid2Mass>>::showWidget(M
     showRigidMasses(data);
 }
 
+/***********************************************************************************************************************
+ * Bounding Box
+ **********************************************************************************************************************/
+
+template<>
+void DataWidget<sofa::type::BoundingBox>::showWidget(MyData& data)
+{
+    showBoundingBoxWidget(data);
+}
+
 /***********************************************************************************************************************
  * Factory
  **********************************************************************************************************************/
@@ -742,4 +753,6 @@ const bool dw_rigid2mass = DataWidgetFactory::Add<sofa::defaulttype::Rigid2Mass>
 const bool dw_vector_rigid2mass = DataWidgetFactory::Add<sofa::type::vector<sofa::defaulttype::Rigid2Mass>>();
 const bool dw_rigid3mass = DataWidgetFactory::Add<sofa::defaulttype::Rigid3Mass>();
 const bool dw_vector_rigid3mass = DataWidgetFactory::Add<sofa::type::vector<sofa::defaulttype::Rigid3Mass>>();
+
+const bool dw_boundingbox = DataWidgetFactory::Add<sofa::type::BoundingBox>();
 }

SofaImGui/src/SofaImGui/widgets/BoundingBoxWidget.h

@@ -0,0 +1,63 @@
+/******************************************************************************
+*                 SOFA, Simulation Open-Framework Architecture                *
+*                    (c) 2006 INRIA, USTL, UJF, CNRS, MGH                     *
+*                                                                             *
+* This program is free software; you can redistribute it and/or modify it     *
+* under the terms of the GNU General Public License as published by the Free  *
+* Software Foundation; either version 2 of the License, or (at your option)   *
+* any later version.                                                          *
+*                                                                             *
+* This program is distributed in the hope that it will be useful, but WITHOUT *
+* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or       *
+* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for    *
+* more details.                                                               *
+*                                                                             *
+* You should have received a copy of the GNU General Public License along     *
+* with this program. If not, see <http://www.gnu.org/licenses/>.              *
+*******************************************************************************
+* Authors: The SOFA Team and external contributors (see Authors.txt)          *
+*                                                                             *
+* Contact information: contact@sofa-framework.org                             *
+******************************************************************************/
+#pragma once
+#include <imgui.h>
+#include <sofa/core/objectmodel/Data.h>
+#include <sofa/type/BoundingBox.h>
+
+namespace sofaimgui
+{
+
+inline void showBoundingBoxWidget(sofa::Data<sofa::type::BoundingBox>& data)
+{
+    const auto box = data.getValue();
+
+    static ImGuiTableFlags flags = ImGuiTableFlags_SizingFixedFit | ImGuiTableFlags_Resizable | ImGuiTableFlags_BordersOuter | ImGuiTableFlags_BordersV | ImGuiTableFlags_ContextMenuInBody | ImGuiTableFlags_NoHostExtendX;
+
+    if (ImGui::BeginTable("bbox_table", 4, flags))
+    {
+        ImGui::TableSetupColumn("");
+        ImGui::TableSetupColumn("X", ImGuiTableColumnFlags_WidthStretch);
+        ImGui::TableSetupColumn("Y", ImGuiTableColumnFlags_WidthStretch);
+        ImGui::TableSetupColumn("Z", ImGuiTableColumnFlags_WidthStretch);
+
+        ImGui::TableHeadersRow();
+
+        // Second row: ["min", min.x, min.y, min.z]
+        ImGui::TableNextRow();
+        ImGui::TableSetColumnIndex(0); ImGui::Text("min");
+        ImGui::TableSetColumnIndex(1); ImGui::Text("%.2f", box.minBBox().x());
+        ImGui::TableSetColumnIndex(2); ImGui::Text("%.2f", box.minBBox().y());
+        ImGui::TableSetColumnIndex(3); ImGui::Text("%.2f", box.minBBox().z());
+
+        // Third row: ["max", max.x, max.y, max.z]
+        ImGui::TableNextRow();
+        ImGui::TableSetColumnIndex(0); ImGui::Text("max");
+        ImGui::TableSetColumnIndex(1); ImGui::Text("%.2f", box.maxBBox().x());
+        ImGui::TableSetColumnIndex(2); ImGui::Text("%.2f", box.maxBBox().y());
+        ImGui::TableSetColumnIndex(3); ImGui::Text("%.2f", box.maxBBox().z());
+
+        ImGui::EndTable();
+    }
+}
+
+}